Merge pull request #197 from venera-app/v1.3.0-dev

V1.3.0

.github/ISSUE_TEMPLATE/bug.yaml

@@ -7,6 +7,10 @@ body:
     attributes:
       value: |
         Thank you for reporting a problem, please complete the title and fill in the following information.
+        
+        **Please do not report any issues related to config files.**
+        
+        To report a bug related to the config file, please send it to the [config repository](https://github.com/venera-app/venera-configs).
   - type: textarea
     id: what-happened
     attributes:
@@ -19,7 +23,8 @@ body:
     attributes:
       label: Version
       description: | 
-        App version
+        App version.
+        
         Please try to update if it is not the latest version
     validations:
       required: true

.github/workflows/main.yml

@@ -39,12 +39,18 @@ jobs:
           ln -s /Applications dist/dmg_contents/Applications
           hdiutil create -volname "venera" -srcfolder dist/dmg_contents -ov -format UDZO "dist/venera.dmg"
 
+      - name: Add version to filename
+        run: |
+          APP_VERSION=$(grep "version:" pubspec.yaml | cut -d':' -f2 | tr -d ' ')
+          mkdir -p result
+          mv dist/venera.dmg result/venera-$APP_VERSION.dmg
+
       # Step 4: Attach and upload artifacts (optional)
       - name: Upload DMG
         uses: actions/upload-artifact@v4
         with:
-          name: venera.dmg
-          path: dist/venera.dmg
+          name: macos_build
+          path: result/
   Build_IOS:
     runs-on: macos-15
     steps:
@@ -62,12 +68,17 @@ jobs:
           mv /Users/runner/work/venera/venera/build/ios/iphoneos/Runner.app /Users/runner/work/venera/venera/build/ios/iphoneos/Payload
           cd /Users/runner/work/venera/venera/build/ios/iphoneos/
           zip -r venera-ios.ipa Payload
+      - name: Add version to filename
+        run: |
+          APP_VERSION=$(grep "version:" pubspec.yaml | cut -d':' -f2 | tr -d ' ')
+          mkdir -p result
+          mv build/ios/iphoneos/venera-ios.ipa result/venera-ios-$APP_VERSION.ipa
       - uses: actions/upload-artifact@v4
         with:
-          name: app-ios.ipa
-          path: /Users/runner/work/venera/venera/build/ios/iphoneos/venera-ios.ipa
+          name: ios_build
+          path: result/
   Build_Android:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v3
       - uses: subosito/flutter-action@v2
@@ -118,7 +129,7 @@ jobs:
           name: windows_build
           path: build/windows/Venera-*
   Build_Linux:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
       - uses: subosito/flutter-action@v2
@@ -130,7 +141,7 @@ jobs:
           sudo apt-get update -y
           sudo apt-get install -y ninja-build libgtk-3-dev webkit2gtk-4.1
           dart pub global activate flutter_to_debian
-      - run: python3 debian/build.py
+      - run: python3 debian/build.py x64
       - run: dart run flutter_to_arch
       - run: |
           sudo rm -rf build/linux/arch/app.tar.gz
@@ -145,19 +156,37 @@ jobs:
         with:
           name: arch_build
           path: build/linux/arch/
+  Build_Linux_ARM64:
+    runs-on: ubuntu-22.04-arm
+    steps:
+      - uses: actions/checkout@v4
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: 'master'
+          flutter-version-file: pubspec.yaml
+      - run: |
+          flutter pub get
+          sudo apt-get update -y
+          sudo apt-get install -y ninja-build libgtk-3-dev webkit2gtk-4.1
+          dart pub global activate flutter_to_debian
+      - run: python3 debian/build.py arm64
+      - uses: actions/upload-artifact@v4
+        with:
+          name: deb_arm64_build
+          path: build/linux/x64/release/debian # This is a bug related to flutter_to_debian, but it's not a big deal.
 
   Release:
-    runs-on: ubuntu-latest
-    needs: [Build_MacOS, Build_IOS, Build_Android, Build_Windows, Build_Linux]
+    runs-on: ubuntu-22.04
+    needs: [Build_MacOS, Build_IOS, Build_Android, Build_Windows, Build_Linux, Build_Linux_ARM64]
     if: github.event_name == 'release'  # 仅在 push 事件时执行
     steps:
       - uses: actions/download-artifact@v4
         with:
-          name: venera.dmg
+          name: macos_build
           path: outputs
       - uses: actions/download-artifact@v4
         with:
-          name: app-ios.ipa
+          name: ios_build
           path: outputs
       - uses: actions/download-artifact@v4
         with:
@@ -175,6 +204,10 @@ jobs:
         with:
           name: arch_build
           path: outputs
+      - uses: actions/download-artifact@v4
+        with:
+          name: deb_arm64_build
+          path: outputs
       - uses: softprops/action-gh-release@v2
         with:
           tag_name: ${{ github.ref_name }}

README.md

@@ -1,5 +1,4 @@
 # venera
-
 [![flutter](https://img.shields.io/badge/flutter-3.27.1-blue)](https://flutter.dev/)
 [![License](https://img.shields.io/github/license/venera-app/venera)](https://github.com/venera-app/venera/blob/master/LICENSE)
 [![Download](https://img.shields.io/github/v/release/venera-app/venera)](https://github.com/venera-app/venera/releases)
@@ -13,7 +12,6 @@ A comic reader that support reading local and network comics.
      height="75">](https://f-droid.org/packages/com.github.wgh136.venera/)
 
 ## Features
-
 - Read local comics
 - Use javascript to create comic sources
 - Read comics from network sources
@@ -23,14 +21,12 @@ A comic reader that support reading local and network comics.
 - Login to comment, rate, and other operations if the source supports
 
 ## Build from source
-
 1. Clone the repository
 2. Install flutter, see [flutter.dev](https://flutter.dev/docs/get-started/install)
 3. Install rust, see [rustup.rs](https://rustup.rs/)
 4. Build for your platform: e.g. `flutter build apk`
 
 ## Create a new comic source
-
 See [Comic Source](doc/comic_source.md)
 
 ## Thanks

android/app/build.gradle

@@ -83,31 +83,31 @@ android {
                 abiFilters "armeabi-v7a", "arm64-v8a", "x86_64"
             }
             signingConfig signingConfigs.release
-            applicationVariants.all { variant ->
-                variant.outputs.all { output ->
-                    def abi = output.getFilter(com.android.build.OutputFile.ABI)
-                    if (abi != null) {
-                        outputFileName = "venera-${variant.versionName}-${abi}.apk"
-                        def abiVersionCode = project.ext.abiCodes.get(abi)
-                        if (abiVersionCode != null) {
-                            versionCodeOverride = variant.versionCode * 10 + abiVersionCode
-                        }
-                    } else {
-                        outputFileName = "venera-${variant.versionName}.apk"
-                        versionCodeOverride = variant.versionCode * 10
-                    }
-                }
-            }
         }
         debug {
             ndk {
                 abiFilters "armeabi-v7a", "arm64-v8a", "x86_64"
             }
             signingConfig signingConfigs.debug
-            applicationVariants.all { variant ->
-                variant.outputs.all { output ->
-                    versionCodeOverride = variant.versionCode * 10 + 4
+        }
+    }
+
+    applicationVariants.all { variant ->
+        variant.outputs.all { output ->
+            def abi = output.getFilter(com.android.build.OutputFile.ABI)
+            if (variant.buildType.name == "release") {
+                if (abi != null) {
+                    outputFileName = "venera-${variant.versionName}-${abi}.apk"
+                    def abiVersionCode = project.ext.abiCodes.get(abi)
+                    if (abiVersionCode != null) {
+                        versionCodeOverride = variant.versionCode * 10 + abiVersionCode
+                    }
+                } else {
+                    outputFileName = "venera-${variant.versionName}.apk"
+                    versionCodeOverride = variant.versionCode * 10
                 }
+            } else if (variant.buildType.name == "debug") {
+                versionCodeOverride = variant.versionCode * 10 + 4
             }
         }
     }

assets/init.js

@@ -496,7 +496,7 @@ let Network = {
 /**
  * [fetch] function for sending HTTP requests. Same api as the browser fetch.
  * @param url {string}
- * @param options {{method: string, headers: Object, body: any}}
+ * @param [options] {{method?: string, headers?: Object, body?: any}}
  * @returns {Promise<{ok: boolean, status: number, statusText: string, headers: {}, arrayBuffer: (function(): Promise<ArrayBuffer>), text: (function(): Promise<string>), json: (function(): Promise<any>)}>}
  * @since 1.2.0
  */
@@ -921,7 +921,7 @@ function Comic({id, title, subtitle, subTitle, cover, tags, description, maxPage
  * @param description {string?}
  * @param tags {Map<string, string[]> | {} | null | undefined}
  * @param chapters {Map<string, string> | {} | null | undefined} - key: chapter id, value: chapter title
- * @param isFavorite {boolean | null | undefined} - favorite status. If the comic source supports multiple folders, this field should be null
+ * @param isFavorite {boolean | null | undefined} - favorite status.
  * @param subId {string?} - a param which is passed to comments api
  * @param thumbnails {string[]?} - for multiple page thumbnails, set this to null, and use `loadThumbnails` api to load thumbnails
  * @param recommend {Comic[]?} - related comics
@@ -1086,6 +1086,19 @@ class ComicSource {
         });
     }
 
+    translation = {}
+
+    /**
+     * Translate given string with the current locale using the translation object.
+     * @param key {string}
+     * @returns {string}
+     * @since 1.2.5
+     */
+    translate(key) {
+        let locale = APP.locale;
+        return this.translation[locale]?.[key] ?? key;
+    }
+
     init() { }
 
     static sources = {}

assets/translation.json

@@ -139,8 +139,8 @@
     "Block": "屏蔽",
     "Add new favorite to": "添加新收藏到",
     "Move favorite after reading": "阅读后移动收藏",
-    "Delete folder?" : "刪除文件夾？",
-    "Delete folder '@f' ?" : "删除文件夹 '@f' ？",
+    "Delete folder?" : "删除文件夹?",
+    "Delete folder '@f' ?" : "删除文件夹 '@f' ?",
     "Import from file": "从文件导入",
     "Failed to import": "导入失败",
     "Cache Limit": "缓存限制",
@@ -318,7 +318,42 @@
     "Deselect All": "取消全选",
     "Add keyword": "添加关键词",
     "Keyword": "关键词",
-    "Manage": "管理"
+    "Manage": "管理",
+    "Verify": "验证",
+    "Cloudflare verification required": "需要Cloudflare验证",
+    "Success": "成功",
+    "Compressing": "压缩中",
+    "Exporting": "导出中",
+    "Search Sources": "搜索源",
+    "Removed": "已移除",
+    "Added to favorites": "已添加到收藏",
+    "Not added": "未添加",
+    "Create a folder": "新建收藏夹",
+    "Created successfully": "创建成功",
+    "name": "名称",
+    "Reverse tap to turn Pages": "反转点击翻页",
+    "Show all": "显示全部",
+    "Number of images preloaded": "预加载图片数量",
+    "Ascending": "升序",
+    "Descending": "降序",
+    "Last Reading: Chapter @ep Page @page": "上次阅读: 第 @ep 章 第 @page 页",
+    "Last Reading: Page @page": "上次阅读: 第 @page 页",
+    "Replies": "回复",
+    "Follow Updates": "追更",
+    "Not Configured": "未配置",
+    "Choose a folder to follow updates." : "选择一个文件夹以追更",
+    "Choose Folder": "选择文件夹",
+    "No folders available": "没有可用的文件夹",
+    "Updating comics...": "更新漫画中...",
+    "Automatic update checking enabled." : "已启用自动更新检查",
+    "The app will check for updates at most once a day." : "APP将每天最多检查一次更新",
+    "Change Folder": "更改文件夹",
+    "Check Now": "立即检查",
+    "Updates": "更新",
+    "No updates found": "未找到更新",
+    "All Comics": "全部漫画",
+    "The comic will be marked as no updates as soon as you read it.": "漫画将在您阅读后立即标记为无更新",
+    "Disable": "禁用"
   },
   "zh_TW": {
     "Home": "首頁",
@@ -639,6 +674,41 @@
     "Deselect All": "取消全選",
     "Add keyword": "添加關鍵詞",
     "Keyword": "關鍵詞",
-    "Manage": "管理"
+    "Manage": "管理",
+    "Verify": "驗證",
+    "Cloudflare verification required": "需要Cloudflare驗證",
+    "Success": "成功",
+    "Compressing": "壓縮中",
+    "Exporting": "匯出中",
+    "Search Sources": "搜索源",
+    "Removed": "已移除",
+    "Added to favorites": "已添加到收藏",
+    "Not added": "未添加",
+    "Create a folder": "新建收藏夾",
+    "Created successfully": "創建成功",
+    "name": "名稱",
+    "Reverse tap to turn Pages": "反轉點擊翻頁",
+    "Show all": "顯示全部",
+    "Number of images preloaded": "預加載圖片數量",
+    "Ascending": "升序",
+    "Descending": "降序",
+    "Last Reading: Chapter @ep Page @page": "上次閱讀: 第 @ep 章 第 @page 頁",
+    "Last Reading: Page @page": "上次閱讀: 第 @page 頁",
+    "Replies": "回覆",
+    "Follow Updates": "追更",
+    "Not Configured": "未配置",
+    "Choose a folder to follow updates." : "選擇一個文件夾以追更",
+    "Choose Folder": "選擇文件夾",
+    "No folders available": "沒有可用的文件夾",
+    "Updating comics...": "更新漫畫中...",
+    "Automatic update checking enabled." : "已啟用自動更新檢查",
+    "The app will check for updates at most once a day." : "APP將每天最多檢查一次更新",
+    "Change Folder": "更改文件夾",
+    "Check Now": "立即檢查",
+    "Updates": "更新",
+    "No updates found": "未找到更新",
+    "All Comics": "全部漫畫",
+    "The comic will be marked as no updates as soon as you read it.": "漫畫將在您閱讀後立即標記為無更新",
+    "Disable": "禁用"
   }
 }

debian/build.py

@@ -1,5 +1,7 @@
 import subprocess
+import sys
 
+arch = sys.argv[1]
 debianContent = ''
 desktopContent = ''
 version = ''
@@ -12,7 +14,14 @@ with open('pubspec.yaml', 'r') as f:
     version = str.split(str.split(f.read(), 'version: ')[1], '+')[0]
 
 with open('debian/debian.yaml', 'w') as f:
-    f.write(debianContent.replace('{{Version}}', version))
+    content = debianContent.replace('{{Version}}', version)
+    if arch == 'x64':
+        content = content.replace('{{Arch}}', 'x64')
+        content = content.replace('{{Architecture}}', 'amd64')
+    elif arch == 'arm64':
+        content = content.replace('{{Arch}}', 'arm64')
+        content = content.replace('{{Architecture}}', 'arm64')
+    f.write(content)
 with open('debian/gui/venera.desktop', 'w') as f:
     f.write(desktopContent.replace('{{Version}}', version))
 

debian/debian.yaml

@@ -1,13 +1,13 @@
 flutter_app: 
   command: venera
-  arch: x64
+  arch: {{Arch}}
   parent: /usr/local/lib
-  nonInteractive: false
+  nonInteractive: true
 
 control:
   Package: venera
   Version: {{Version}}
-  Architecture: amd64
+  Architecture: {{Architecture}}
   Priority: optional
   Depends: libwebkit2gtk-4.1-0, libgtk-3-0
   Maintainer: nyne

debian/gui/venera.desktop

@@ -5,4 +5,5 @@ Comment=venera
 Terminal=false
 Type=Application
 Categories=Utility
-Keywords=Flutter;comic;images;
+Keywords=Flutter;comic;images;
+Icon=venera

lib/components/appbar.dart

@@ -274,6 +274,7 @@ class AppTabBar extends StatefulWidget {
     this.controller,
     required this.tabs,
     this.actionButton,
+    this.withUnderLine = true,
   });
 
   final TabController? controller;
@@ -282,6 +283,8 @@ class AppTabBar extends StatefulWidget {
 
   final Widget? actionButton;
 
+  final bool withUnderLine;
+
   @override
   State<AppTabBar> createState() => _AppTabBarState();
 }
@@ -396,14 +399,16 @@ class _AppTabBarState extends State<AppTabBar> {
       key: tabBarKey,
       height: _kTabHeight,
       width: double.infinity,
-      decoration: BoxDecoration(
-        border: Border(
-          bottom: BorderSide(
-            color: context.colorScheme.outlineVariant,
-            width: 0.6,
-          ),
-        ),
-      ),
+      decoration: widget.withUnderLine
+          ? BoxDecoration(
+              border: Border(
+                bottom: BorderSide(
+                  color: context.colorScheme.outlineVariant,
+                  width: 0.6,
+                ),
+              ),
+            )
+          : null,
       child: widget.tabs.isEmpty ? const SizedBox() : child,
     );
   }

lib/components/comic.dart

@@ -23,14 +23,16 @@ ImageProvider? _findImageProvider(Comic comic) {
 }
 
 class ComicTile extends StatelessWidget {
-  const ComicTile(
-      {super.key,
-      required this.comic,
-      this.enableLongPressed = true,
-      this.badge,
-      this.menuOptions,
-      this.onTap,
-      this.onLongPressed});
+  const ComicTile({
+    super.key,
+    required this.comic,
+    this.enableLongPressed = true,
+    this.badge,
+    this.menuOptions,
+    this.onTap,
+    this.onLongPressed,
+    this.heroID,
+  });
 
   final Comic comic;
 
@@ -44,6 +46,8 @@ class ComicTile extends StatelessWidget {
 
   final VoidCallback? onLongPressed;
 
+  final int? heroID;
+
   void _onTap() {
     if (onTap != null) {
       onTap!();
@@ -55,6 +59,7 @@ class ComicTile extends StatelessWidget {
         sourceKey: comic.sourceKey,
         cover: comic.cover,
         title: comic.title,
+        heroID: heroID,
       ),
     );
   }
@@ -137,8 +142,7 @@ class ComicTile extends StatelessWidget {
             .isExist(comic.id, ComicType(comic.sourceKey.hashCode))
         : false;
     var history = appdata.settings['showHistoryStatusOnTile']
-        ? HistoryManager()
-            .findSync(comic.id, ComicType(comic.sourceKey.hashCode))
+        ? HistoryManager().find(comic.id, ComicType(comic.sourceKey.hashCode))
         : null;
     if (history?.page == 0) {
       history!.page = 1;
@@ -210,63 +214,94 @@ class ComicTile extends StatelessWidget {
   Widget _buildDetailedMode(BuildContext context) {
     return LayoutBuilder(builder: (context, constrains) {
       final height = constrains.maxHeight - 16;
-      return InkWell(
-          borderRadius: BorderRadius.circular(12),
-          onTap: _onTap,
-          onLongPress: enableLongPressed ? () => _onLongPressed(context) : null,
-          onSecondaryTapDown: (detail) => onSecondaryTap(detail, context),
-          child: Padding(
-            padding: const EdgeInsets.fromLTRB(16, 8, 24, 8),
-            child: Row(
-              children: [
-                Hero(
-                  tag: "cover${comic.id}${comic.sourceKey}",
-                  child: Container(
-                    width: height * 0.68,
-                    height: double.infinity,
-                    decoration: BoxDecoration(
-                      color: Theme.of(context).colorScheme.secondaryContainer,
-                      borderRadius: BorderRadius.circular(8),
-                      boxShadow: [
-                        BoxShadow(
-                          color: context.colorScheme.outlineVariant,
-                          blurRadius: 1,
-                          offset: const Offset(0, 1),
-                        ),
-                      ],
-                    ),
-                    clipBehavior: Clip.antiAlias,
-                    child: buildImage(context),
-                  ),
-                ),
-                SizedBox.fromSize(
-                  size: const Size(16, 5),
-                ),
-                Expanded(
-                  child: _ComicDescription(
-                    title: comic.maxPage == null
-                        ? comic.title.replaceAll("\n", "")
-                        : "[${comic.maxPage}P]${comic.title.replaceAll("\n", "")}",
-                    subtitle: comic.subtitle ?? '',
-                    description: comic.description,
-                    badge: badge ?? comic.language,
-                    tags: comic.tags,
-                    maxLines: 2,
-                    enableTranslate: ComicSource.find(comic.sourceKey)
-                            ?.enableTagsTranslate ??
-                        false,
-                    rating: comic.stars,
-                  ),
-                ),
-              ],
+
+      Widget image = Container(
+        width: height * 0.68,
+        height: double.infinity,
+        decoration: BoxDecoration(
+          color: Theme.of(context).colorScheme.secondaryContainer,
+          borderRadius: BorderRadius.circular(8),
+          boxShadow: [
+            BoxShadow(
+              color: context.colorScheme.outlineVariant,
+              blurRadius: 1,
+              offset: const Offset(0, 1),
             ),
-          ));
+          ],
+        ),
+        clipBehavior: Clip.antiAlias,
+        child: buildImage(context),
+      );
+
+      if (heroID != null) {
+        image = Hero(
+          tag: "cover$heroID",
+          child: image,
+        );
+      }
+
+      return InkWell(
+        borderRadius: BorderRadius.circular(12),
+        onTap: _onTap,
+        onLongPress: enableLongPressed ? () => _onLongPressed(context) : null,
+        onSecondaryTapDown: (detail) => onSecondaryTap(detail, context),
+        child: Padding(
+          padding: const EdgeInsets.fromLTRB(16, 8, 24, 8),
+          child: Row(
+            children: [
+              image,
+              SizedBox.fromSize(
+                size: const Size(16, 5),
+              ),
+              Expanded(
+                child: _ComicDescription(
+                  title: comic.maxPage == null
+                      ? comic.title.replaceAll("\n", "")
+                      : "[${comic.maxPage}P]${comic.title.replaceAll("\n", "")}",
+                  subtitle: comic.subtitle ?? '',
+                  description: comic.description,
+                  badge: badge ?? comic.language,
+                  tags: comic.tags,
+                  maxLines: 2,
+                  enableTranslate:
+                      ComicSource.find(comic.sourceKey)?.enableTagsTranslate ??
+                          false,
+                  rating: comic.stars,
+                ),
+              ),
+            ],
+          ),
+        ),
+      );
     });
   }
 
   Widget _buildBriefMode(BuildContext context) {
     return LayoutBuilder(
       builder: (context, constraints) {
+        Widget image = Container(
+          decoration: BoxDecoration(
+            color: context.colorScheme.secondaryContainer,
+            borderRadius: BorderRadius.circular(8),
+            boxShadow: [
+              BoxShadow(
+                color: Colors.black.toOpacity(0.2),
+                blurRadius: 2,
+                offset: const Offset(0, 2),
+              ),
+            ],
+          ),
+          clipBehavior: Clip.antiAlias,
+          child: buildImage(context),
+        );
+
+        if (heroID != null) {
+          image = Hero(
+            tag: "cover$heroID",
+            child: image,
+          );
+        }
+
         return InkWell(
           borderRadius: BorderRadius.circular(8),
           onTap: _onTap,
@@ -278,24 +313,7 @@ class ComicTile extends StatelessWidget {
                 child: Stack(
                   children: [
                     Positioned.fill(
-                      child: Hero(
-                        tag: "cover${comic.id}${comic.sourceKey}",
-                        child: Container(
-                          decoration: BoxDecoration(
-                            color: context.colorScheme.secondaryContainer,
-                            borderRadius: BorderRadius.circular(8),
-                            boxShadow: [
-                              BoxShadow(
-                                color: Colors.black.toOpacity(0.2),
-                                blurRadius: 2,
-                                offset: const Offset(0, 2),
-                              ),
-                            ],
-                          ),
-                          clipBehavior: Clip.antiAlias,
-                          child: buildImage(context),
-                        ),
-                      ),
+                      child: image,
                     ),
                     Align(
                       alignment: Alignment.bottomRight,
@@ -445,7 +463,9 @@ class ComicTile extends StatelessWidget {
                   children: [
                     for (var word in all)
                       OptionChip(
-                        text: word,
+                        text: (comic.tags?.contains(word) ?? false)
+                            ? word.translateTagIfNeed
+                            : word,
                         isSelected: words.contains(word),
                         onTap: () {
                           setState(() {
@@ -538,10 +558,8 @@ class _ComicDescription extends StatelessWidget {
             softWrap: true,
             overflow: TextOverflow.ellipsis,
           ),
-        const SizedBox(
-          height: 4,
-        ),
-        if (tags != null)
+        const SizedBox(height: 4),
+        if (tags != null && tags!.isNotEmpty)
           Expanded(
             child: LayoutBuilder(builder: (context, constraints) {
               if (constraints.maxHeight < 22) {
@@ -550,7 +568,7 @@ class _ComicDescription extends StatelessWidget {
               int cnt = (constraints.maxHeight - 22).toInt() ~/ 25;
               return Container(
                 clipBehavior: Clip.antiAlias,
-                height: 22 + cnt * 25,
+                height: 21 + cnt * 24,
                 width: double.infinity,
                 decoration: const BoxDecoration(),
                 child: Wrap(
@@ -562,31 +580,30 @@ class _ComicDescription extends StatelessWidget {
                   children: [
                     for (var s in tags!)
                       Container(
-                          height: 22,
-                          padding: const EdgeInsets.fromLTRB(3, 2, 3, 2),
-                          constraints: BoxConstraints(
-                            maxWidth: constraints.maxWidth * 0.45,
+                        height: 21,
+                        padding: const EdgeInsets.symmetric(horizontal: 4),
+                        constraints: BoxConstraints(
+                          maxWidth: constraints.maxWidth * 0.45,
+                        ),
+                        decoration: BoxDecoration(
+                          color: s == "Unavailable"
+                              ? context.colorScheme.errorContainer
+                              : context.colorScheme.secondaryContainer,
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                        child: Center(
+                          widthFactor: 1,
+                          child: Text(
+                            enableTranslate
+                                ? TagsTranslation.translateTag(s)
+                                : s.split(':').last,
+                            style: const TextStyle(fontSize: 12),
+                            softWrap: true,
+                            overflow: TextOverflow.ellipsis,
+                            maxLines: 1,
                           ),
-                          decoration: BoxDecoration(
-                            color: s == "Unavailable"
-                                ? Theme.of(context).colorScheme.errorContainer
-                                : Theme.of(context)
-                                    .colorScheme
-                                    .secondaryContainer,
-                            borderRadius:
-                                const BorderRadius.all(Radius.circular(8)),
-                          ),
-                          child: Center(
-                              widthFactor: 1,
-                              child: Text(
-                                enableTranslate
-                                    ? TagsTranslation.translateTag(s)
-                                    : s.split(':').last,
-                                style: const TextStyle(fontSize: 12),
-                                softWrap: true,
-                                overflow: TextOverflow.ellipsis,
-                                maxLines: 1,
-                              ))),
+                        ),
+                      ),
                   ],
                 ),
               ).toAlign(Alignment.topCenter);
@@ -607,23 +624,26 @@ class _ComicDescription extends StatelessWidget {
                     style: const TextStyle(
                       fontSize: 12.0,
                     ),
+                    maxLines: (tags == null || tags!.isEmpty) ? 3 : 2,
+                    overflow: TextOverflow.ellipsis,
                   ),
                 ],
               ),
             ),
             if (badge != null)
               Container(
-                  padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
-                  decoration: BoxDecoration(
-                    color: Theme.of(context).colorScheme.tertiaryContainer,
-                    borderRadius: const BorderRadius.all(Radius.circular(8)),
+                padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                decoration: BoxDecoration(
+                  color: Theme.of(context).colorScheme.tertiaryContainer,
+                  borderRadius: const BorderRadius.all(Radius.circular(8)),
+                ),
+                child: Center(
+                  child: Text(
+                    "${badge![0].toUpperCase()}${badge!.substring(1).toLowerCase()}",
+                    style: const TextStyle(fontSize: 12),
                   ),
-                  child: Center(
-                    child: Text(
-                      "${badge![0].toUpperCase()}${badge!.substring(1).toLowerCase()}",
-                      style: const TextStyle(fontSize: 12),
-                    ),
-                  )),
+                ),
+              ),
           ],
         )
       ],
@@ -737,16 +757,27 @@ class SliverGridComics extends StatefulWidget {
 
 class _SliverGridComicsState extends State<SliverGridComics> {
   List<Comic> comics = [];
+  List<int> heroIDs = [];
+
+  static int _nextHeroID = 0;
+
+  void generateHeroID() {
+    heroIDs.clear();
+    for (var i = 0; i < comics.length; i++) {
+      heroIDs.add(_nextHeroID++);
+    }
+  }
 
   @override
   void didUpdateWidget(covariant SliverGridComics oldWidget) {
-    if (oldWidget.comics != widget.comics) {
+    if (!oldWidget.comics.isEqualTo(widget.comics)) {
       comics.clear();
       for (var comic in widget.comics) {
         if (isBlocked(comic) == null) {
           comics.add(comic);
         }
       }
+      generateHeroID();
     }
     super.didUpdateWidget(oldWidget);
   }
@@ -758,6 +789,7 @@ class _SliverGridComicsState extends State<SliverGridComics> {
         comics.add(comic);
       }
     }
+    generateHeroID();
     HistoryManager().addListener(update);
     super.initState();
   }
@@ -783,6 +815,7 @@ class _SliverGridComicsState extends State<SliverGridComics> {
   Widget build(BuildContext context) {
     return _SliverGridComics(
       comics: comics,
+      heroIDs: heroIDs,
       selection: widget.selections,
       onLastItemBuild: widget.onLastItemBuild,
       badgeBuilder: widget.badgeBuilder,
@@ -796,6 +829,7 @@ class _SliverGridComicsState extends State<SliverGridComics> {
 class _SliverGridComics extends StatelessWidget {
   const _SliverGridComics({
     required this.comics,
+    required this.heroIDs,
     this.onLastItemBuild,
     this.badgeBuilder,
     this.menuBuilder,
@@ -806,6 +840,8 @@ class _SliverGridComics extends StatelessWidget {
 
   final List<Comic> comics;
 
+  final List<int> heroIDs;
+
   final Map<Comic, bool>? selection;
 
   final void Function()? onLastItemBuild;
@@ -837,6 +873,7 @@ class _SliverGridComics extends StatelessWidget {
             onLongPressed: onLongPressed != null
                 ? () => onLongPressed!(comics[index])
                 : null,
+            heroID: heroIDs[index],
           );
           if (selection == null) {
             return comic;
@@ -1520,14 +1557,15 @@ class SimpleComicTile extends StatelessWidget {
 
     return AnimatedTapRegion(
       borderRadius: 8,
-      onTap: onTap ?? () {
-        context.to(
-          () => ComicPage(
-            id: comic.id,
-            sourceKey: comic.sourceKey,
-          ),
-        );
-      },
+      onTap: onTap ??
+          () {
+            context.to(
+              () => ComicPage(
+                id: comic.id,
+                sourceKey: comic.sourceKey,
+              ),
+            );
+          },
       child: Container(
         width: 92,
         height: 114,

lib/components/components.dart

@@ -23,7 +23,7 @@ import 'package:venera/foundation/image_provider/local_comic_image.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/res.dart';
 import 'package:venera/network/cloudflare.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 import 'package:venera/pages/favorites/favorites_page.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/tags_translation.dart';

lib/components/layout.dart

@@ -148,3 +148,18 @@ class SliverGridDelegateWithComics extends SliverGridDelegate {
     return false;
   }
 }
+
+class SliverLazyToBoxAdapter extends StatelessWidget {
+  /// Creates a sliver that contains a single box widget which can be lazy loaded.
+  const SliverLazyToBoxAdapter({super.key, required this.child});
+
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    return SliverList.list(children: [
+      SizedBox(),
+      child,
+    ]);
+  }
+}

lib/components/loading.dart

@@ -57,7 +57,9 @@ class NetworkError extends StatelessWidget {
             if (cfe != null)
               FilledButton(
                 onPressed: () => passCloudflare(
-                    CloudflareException.fromString(message)!, retry!),
+                  CloudflareException.fromString(message)!,
+                  retry!,
+                ),
                 child: Text('Verify'.tl),
               )
             else
@@ -130,7 +132,7 @@ abstract class LoadingState<T extends StatefulWidget, S extends Object>
       if (res.success) {
         return res;
       } else {
-        if(!mounted) return res;
+        if (!mounted) return res;
         if (retry >= 3) {
           return res;
         }
@@ -188,7 +190,7 @@ abstract class LoadingState<T extends StatefulWidget, S extends Object>
     isLoading = true;
     Future.microtask(() {
       loadDataWithRetry().then((value) async {
-        if(!mounted) return;
+        if (!mounted) return;
         if (value.success) {
           data = value.data;
           await onDataLoaded();
@@ -321,21 +323,11 @@ abstract class MultiPageLoadingState<T extends StatefulWidget, S extends Object>
   }
 
   Widget buildError(BuildContext context, String error) {
-    return Center(
-      child: Column(
-        mainAxisSize: MainAxisSize.min,
-        children: [
-          Text(error, maxLines: 3),
-          const SizedBox(height: 12),
-          Button.outlined(
-            onPressed: () {
-              reset();
-            },
-            child: const Text("Retry"),
-          )
-        ],
-      ),
-    ).paddingHorizontal(16);
+    return NetworkError(
+      withAppbar: false,
+      message: error,
+      retry: reset,
+    );
   }
 
   @override

lib/components/message.dart

@@ -168,7 +168,15 @@ Future<void> showConfirmDialog({
 }
 
 class LoadingDialogController {
-  void Function()? closeDialog;
+  double? _progress;
+
+  String? _message;
+
+  void Function()? _closeDialog;
+
+  void Function(double? value)? _serProgress;
+
+  void Function(String message)? _setMessage;
 
   bool closed = false;
 
@@ -177,63 +185,86 @@ class LoadingDialogController {
       return;
     }
     closed = true;
-    if (closeDialog == null) {
-      Future.microtask(closeDialog!);
+    if (_closeDialog == null) {
+      Future.microtask(_closeDialog!);
     } else {
-      closeDialog!();
+      _closeDialog!();
     }
   }
+
+  void setProgress(double? value) {
+    if (closed) {
+      return;
+    }
+    _serProgress?.call(value);
+  }
+
+  void setMessage(String message) {
+    if (closed) {
+      return;
+    }
+    _setMessage?.call(message);
+  }
 }
 
-LoadingDialogController showLoadingDialog(BuildContext context,
-    {void Function()? onCancel,
-    bool barrierDismissible = true,
-    bool allowCancel = true,
-    String? message,
-    String cancelButtonText = "Cancel"}) {
+LoadingDialogController showLoadingDialog(
+  BuildContext context, {
+  void Function()? onCancel,
+  bool barrierDismissible = true,
+  bool allowCancel = true,
+  String? message,
+  String cancelButtonText = "Cancel",
+  bool withProgress = false,
+}) {
   var controller = LoadingDialogController();
+  controller._message = message;
+
+  if (withProgress) {
+    controller._progress = 0;
+  }
 
   var loadingDialogRoute = DialogRoute(
-      context: context,
-      barrierDismissible: barrierDismissible,
-      builder: (BuildContext context) {
-        return Dialog(
-          child: Container(
-            width: 100,
-            padding: const EdgeInsets.all(16.0),
-            child: Row(
-              children: [
-                const SizedBox(
-                  width: 30,
-                  height: 30,
-                  child: CircularProgressIndicator(),
-                ),
-                const SizedBox(
-                  width: 16,
-                ),
-                Text(
-                  message ?? 'Loading',
-                  style: const TextStyle(fontSize: 16),
-                ),
-                const Spacer(),
-                if (allowCancel)
-                  TextButton(
-                      onPressed: () {
-                        controller.close();
-                        onCancel?.call();
-                      },
-                      child: Text(cancelButtonText.tl))
-              ],
-            ),
-          ),
+    context: context,
+    barrierDismissible: barrierDismissible,
+    builder: (BuildContext context) {
+      return StatefulBuilder(builder: (context, setState) {
+        controller._serProgress = (value) {
+          setState(() {
+            controller._progress = value;
+          });
+        };
+        controller._setMessage = (message) {
+          setState(() {
+            controller._message = message;
+          });
+        };
+        return ContentDialog(
+          title: controller._message ?? 'Loading',
+          content: LinearProgressIndicator(
+            value: controller._progress,
+            backgroundColor: context.colorScheme.surfaceContainer,
+          ).paddingHorizontal(16).paddingVertical(16),
+          actions: [
+            FilledButton(
+              onPressed: allowCancel
+                  ? () {
+                      controller.close();
+                      onCancel?.call();
+                    }
+                  : null,
+              child: Text(cancelButtonText.tl),
+            )
+          ],
         );
       });
+    },
+  );
 
   var navigator = Navigator.of(context, rootNavigator: true);
 
   navigator.push(loadingDialogRoute).then((value) => controller.closed = true);
 
-  controller.closeDialog = () {
+  controller._closeDialog = () {
     navigator.removeRoute(loadingDialogRoute);
   };
 
@@ -444,9 +475,7 @@ Future<int?> showSelectDialog({
                 child: Text('Cancel'.tl),
               ),
               FilledButton(
-                onPressed: current == null
-                    ? null
-                    : context.pop,
+                onPressed: current == null ? null : context.pop,
                 child: Text('Confirm'.tl),
               ),
             ],

lib/components/window_frame.dart

@@ -6,166 +6,99 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/state_controller.dart';
 import 'package:window_manager/window_manager.dart';
 
 const _kTitleBarHeight = 36.0;
 
-class WindowFrameController extends StateController {
-  bool useDarkTheme = false;
-
-  bool isHideWindowFrame = false;
-
-  void setDarkTheme() {
-    useDarkTheme = true;
-    update();
-  }
-
-  void resetTheme() {
-    useDarkTheme = false;
-    update();
-  }
-
-  VoidCallback openSideBar = () {};
-
-  void hideWindowFrame() {
-    isHideWindowFrame = true;
-    update();
-  }
-
-  void showWindowFrame() {
-    isHideWindowFrame = false;
-    update();
-  }
-}
-
-class WindowFrame extends StatelessWidget {
+class WindowFrame extends StatefulWidget {
   const WindowFrame(this.child, {super.key});
 
   final Widget child;
 
   @override
-  Widget build(BuildContext context) {
-    StateController.putIfNotExists<WindowFrameController>(
-        WindowFrameController());
-    if (App.isMobile) return child;
-    return StateBuilder<WindowFrameController>(builder: (controller) {
-      if (controller.isHideWindowFrame) return child;
-
-      var body = Stack(
-        children: [
-          Positioned.fill(
-            child: MediaQuery(
-              data: MediaQuery.of(context).copyWith(
-                  padding: const EdgeInsets.only(top: _kTitleBarHeight)),
-              child: child,
-            ),
-          ),
-          Positioned(
-            top: 0,
-            left: 0,
-            right: 0,
-            child: Material(
-              color: Colors.transparent,
-              child: Theme(
-                data: Theme.of(context).copyWith(
-                  brightness: controller.useDarkTheme ? Brightness.dark : null,
-                ),
-                child: Builder(builder: (context) {
-                  return SizedBox(
-                    height: _kTitleBarHeight,
-                    child: Row(
-                      children: [
-                        if (App.isMacOS)
-                          const DragToMoveArea(
-                            child: SizedBox(
-                              height: double.infinity,
-                              width: 16,
-                            ),
-                          ).paddingRight(52)
-                        else
-                          const SizedBox(width: 12),
-                        Expanded(
-                          child: DragToMoveArea(
-                            child: Text(
-                              'Venera',
-                              style: TextStyle(
-                                fontSize: 13,
-                                color: (controller.useDarkTheme ||
-                                        context.brightness == Brightness.dark)
-                                    ? Colors.white
-                                    : Colors.black,
-                              ),
-                            ).toAlign(Alignment.centerLeft).paddingLeft(4+(App.isMacOS?25:0)),
-                          ),
-                        ),
-                        if (kDebugMode)
-                          const TextButton(
-                            onPressed: debug,
-                            child: Text('Debug'),
-                          ),
-                        if (!App.isMacOS) const WindowButtons()
-                      ],
-                    ),
-                  );
-                }),
-              ),
-            ),
-          )
-        ],
-      );
-
-      if (App.isLinux) {
-        return VirtualWindowFrame(child: body);
-      } else {
-        return body;
-      }
-    });
-  }
-
-  Widget buildMenuButton(
-      WindowFrameController controller, BuildContext context) {
-    return InkWell(
-        onTap: () {
-          controller.openSideBar();
-        },
-        child: SizedBox(
-          width: 42,
-          height: double.infinity,
-          child: Center(
-            child: CustomPaint(
-              size: const Size(18, 20),
-              painter: _MenuPainter(
-                  color: (controller.useDarkTheme ||
-                          Theme.of(context).brightness == Brightness.dark)
-                      ? Colors.white
-                      : Colors.black),
-            ),
-          ),
-        ));
-  }
+  State<WindowFrame> createState() => _WindowFrameState();
 }
 
-class _MenuPainter extends CustomPainter {
-  final Color color;
-
-  _MenuPainter({this.color = Colors.black});
+class _WindowFrameState extends State<WindowFrame> {
+  bool isHideWindowFrame = false;
+  bool useDarkTheme = false;
 
   @override
-  void paint(Canvas canvas, Size size) {
-    final paint = getPaint(color);
-    final path = Path()
-      ..moveTo(0, size.height / 4)
-      ..lineTo(size.width, size.height / 4)
-      ..moveTo(0, size.height / 4 * 2)
-      ..lineTo(size.width, size.height / 4 * 2)
-      ..moveTo(0, size.height / 4 * 3)
-      ..lineTo(size.width, size.height / 4 * 3);
-    canvas.drawPath(path, paint);
+  Widget build(BuildContext context) {
+    if (App.isMobile) return widget.child;
+    if (isHideWindowFrame) return widget.child;
+
+    var body = Stack(
+      children: [
+        Positioned.fill(
+          child: MediaQuery(
+            data: MediaQuery.of(context).copyWith(
+                padding: const EdgeInsets.only(top: _kTitleBarHeight)),
+            child: widget.child,
+          ),
+        ),
+        Positioned(
+          top: 0,
+          left: 0,
+          right: 0,
+          child: Material(
+            color: Colors.transparent,
+            child: Theme(
+              data: Theme.of(context).copyWith(
+                brightness: useDarkTheme ? Brightness.dark : null,
+              ),
+              child: Builder(builder: (context) {
+                return SizedBox(
+                  height: _kTitleBarHeight,
+                  child: Row(
+                    children: [
+                      if (App.isMacOS)
+                        const DragToMoveArea(
+                          child: SizedBox(
+                            height: double.infinity,
+                            width: 16,
+                          ),
+                        ).paddingRight(52)
+                      else
+                        const SizedBox(width: 12),
+                      Expanded(
+                        child: DragToMoveArea(
+                          child: Text(
+                            'Venera',
+                            style: TextStyle(
+                              fontSize: 13,
+                              color: (useDarkTheme ||
+                                      context.brightness == Brightness.dark)
+                                  ? Colors.white
+                                  : Colors.black,
+                            ),
+                          )
+                              .toAlign(Alignment.centerLeft)
+                              .paddingLeft(4 + (App.isMacOS ? 25 : 0)),
+                        ),
+                      ),
+                      if (kDebugMode)
+                        const TextButton(
+                          onPressed: debug,
+                          child: Text('Debug'),
+                        ),
+                      if (!App.isMacOS) const WindowButtons()
+                    ],
+                  ),
+                );
+              }),
+            ),
+          ),
+        )
+      ],
+    );
+
+    if (App.isLinux) {
+      return VirtualWindowFrame(child: body);
+    } else {
+      return body;
+    }
   }
-
-  @override
-  bool shouldRepaint(covariant CustomPainter oldDelegate) => false;
 }
 
 class WindowButtons extends StatefulWidget {
@@ -489,7 +422,7 @@ class WindowPlacement {
 
   static Future<WindowPlacement> get current async {
     var rect = await windowManager.getBounds();
-    if(validate(rect)) {
+    if (validate(rect)) {
       lastValidRect = rect;
     } else {
       rect = lastValidRect ?? defaultPlacement.rect;
@@ -635,4 +568,4 @@ TransitionBuilder VirtualWindowFrameInit() {
 
 void debug() {
   ComicSource.reload();
-}
+}

lib/foundation/app.dart

@@ -10,7 +10,7 @@ export "widget_utils.dart";
 export "context.dart";
 
 class _App {
-  final version = "1.2.2";
+  final version = "1.3.0";
 
   bool get isAndroid => Platform.isAndroid;
 
@@ -52,7 +52,7 @@ class _App {
   BuildContext get rootContext => rootNavigatorKey.currentContext!;
 
   void rootPop() {
-    rootNavigatorKey.currentState?.pop();
+    rootNavigatorKey.currentState?.maybePop();
   }
 
   void pop() {

lib/foundation/appdata.dart

@@ -126,6 +126,7 @@ class _Settings with ChangeNotifier {
     'explore_pages': [],
     'categories': [],
     'favorites': [],
+    'searchSources': null,
     'showFavoriteStatusOnTile': true,
     'showHistoryStatusOnTile': false,
     'blockedWords': [],
@@ -134,6 +135,7 @@ class _Settings with ChangeNotifier {
     'readerMode': 'galleryLeftToRight', // values of [ReaderMode]
     'readerScreenPicNumber': 1, // 1 - 5
     'enableTapToTurnPages': true,
+    'reverseTapToTurnPages': false,
     'enablePageAnimation': true,
     'language': 'system', // system, zh-CN, zh-TW, en-US
     'cacheSize': 2048, // in MB
@@ -155,7 +157,9 @@ class _Settings with ChangeNotifier {
     'customImageProcessing': defaultCustomImageProcessing,
     'sni': true,
     'autoAddLanguageFilter': 'none', // none, chinese, english, japanese
-    'comicSourceListUrl': "https://raw.githubusercontent.com/venera-app/venera-configs/master/index.json",
+    'comicSourceListUrl': "https://cdn.jsdelivr.net/gh/venera-app/venera-configs@latest/index.json",
+    'preloadImageCount': 4,
+    'followUpdatesFolder': null,
   };
 
   operator [](String key) {

lib/foundation/comic_source/comic_source.dart

@@ -417,7 +417,7 @@ class SearchOptions {
 
   const SearchOptions(this.options, this.label, this.type, this.defaultVal);
 
-  String get defaultValue => defaultVal ?? options.keys.first;
+  String get defaultValue => defaultVal ?? options.keys.firstOrNull ?? "";
 }
 
 typedef CategoryComicsLoader = Future<Res<List<Comic>>> Function(

lib/foundation/comic_source/favorites.dart

@@ -37,6 +37,8 @@ class FavoriteData {
 
   final AddOrDelFavFunc? addOrDelFavorite;
 
+  final bool singleFolderForSingleComic;
+
   const FavoriteData({
     required this.key,
     required this.title,
@@ -49,6 +51,7 @@ class FavoriteData {
     this.allFavoritesId,
     this.addOrDelFavorite,
     this.isOldToNewSort,
+    this.singleFolderForSingleComic = false,
   });
 }
 

lib/foundation/comic_source/models.dart

@@ -130,6 +130,11 @@ class ComicDetails with HistoryMixin {
   /// id-name
   final Map<String, String>? chapters;
 
+  /// key is group name.
+  /// When this field is not null, [chapters] will be a merged map of all groups.
+  /// Only available in some sources.
+  final Map<String, Map<String, String>>? groupedChapters;
+
   final List<String>? thumbnails;
 
   final List<Comic>? recommend;
@@ -171,15 +176,45 @@ class ComicDetails with HistoryMixin {
     return res;
   }
 
+  static Map<String, String>? _getChapters(dynamic chapters) {
+    if (chapters == null) return null;
+    var result = <String, String>{};
+    if (chapters is Map) {
+      for (var entry in chapters.entries) {
+        var value = entry.value;
+        if (value is Map) {
+          result.addAll(Map.from(value));
+        } else {
+          result[entry.key.toString()] = value.toString();
+        }
+      }
+    }
+    return result;
+  }
+
+  static Map<String, Map<String, String>>? _getGroupedChapters(dynamic chapters) {
+    if (chapters == null) return null;
+    var result = <String, Map<String, String>>{};
+    if (chapters is Map) {
+      for (var entry in chapters.entries) {
+        var value = entry.value;
+        if (value is Map) {
+          result[entry.key.toString()] = Map.from(value);
+        }
+      }
+    }
+    if (result.isEmpty) return null;
+    return result;
+  }
+
   ComicDetails.fromJson(Map<String, dynamic> json)
       : title = json["title"],
         subTitle = json["subtitle"],
         cover = json["cover"],
         description = json["description"],
         tags = _generateMap(json["tags"]),
-        chapters = json["chapters"] == null
-            ? null
-            : Map<String, String>.from(json["chapters"]),
+        chapters = _getChapters(json["chapters"]),
+        groupedChapters = _getGroupedChapters(json["chapters"]),
         sourceKey = json["sourceKey"],
         comicId = json["comicId"],
         thumbnails = ListOrNull.from(json["thumbnails"]),
@@ -260,6 +295,41 @@ class ComicDetails with HistoryMixin {
     }
     return null;
   }
+
+  String? _validateUpdateTime(String time) {
+    time = time.split(" ").first;
+    var segments = time.split("-");
+    if (segments.length != 3) return null;
+    var year = int.tryParse(segments[0]);
+    var month = int.tryParse(segments[1]);
+    var day = int.tryParse(segments[2]);
+    if (year == null || month == null || day == null) return null;
+    if (year < 2000 || year > 3000) return null;
+    if (month < 1 || month > 12) return null;
+    if (day < 1 || day > 31) return null;
+    return "$year-$month-$day";
+  }
+
+  String? findUpdateTime() {
+    if (updateTime != null) {
+      return _validateUpdateTime(updateTime!);
+    }
+    const acceptedNamespaces = [
+      "更新",
+      "最後更新",
+      "最后更新",
+      "update",
+      "last update",
+    ];
+    for (var entry in tags.entries) {
+      if (acceptedNamespaces.contains(entry.key.toLowerCase()) &&
+          entry.value.isNotEmpty) {
+        var value = entry.value.first;
+        return _validateUpdateTime(value);
+      }
+    }
+    return null;
+  }
 }
 
 class ArchiveInfo {

lib/foundation/comic_source/parser.dart

@@ -620,6 +620,7 @@ class ComicSourceParser {
 
     final bool multiFolder = _getValue("favorites.multiFolder");
     final bool? isOldToNewSort = _getValue("favorites.isOldToNewSort");
+    final bool? singleFolderForSingleComic = _getValue("favorites.singleFolderForSingleComic");
 
     Future<Res<T>> retryZone<T>(Future<Res<T>> Function() func) async {
       if (!ComicSource.find(_key!)!.isLogged) {
@@ -773,6 +774,7 @@ class ComicSourceParser {
       deleteFolder: deleteFolder,
       addOrDelFavorite: addOrDelFavFunc,
       isOldToNewSort: isOldToNewSort,
+      singleFolderForSingleComic: singleFolderForSingleComic ?? false,
     );
   }
 

lib/foundation/favorites.dart

@@ -6,6 +6,7 @@ import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/image_provider/local_favorite_image.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
+import 'package:venera/pages/follow_updates_page.dart';
 import 'package:venera/utils/tags_translation.dart';
 import 'dart:io';
 
@@ -154,6 +155,38 @@ class FavoriteItemWithFolderInfo extends FavoriteItem {
         );
 }
 
+class FavoriteItemWithUpdateInfo extends FavoriteItem {
+  String? updateTime;
+
+  DateTime? lastCheckTime;
+
+  bool hasNewUpdate;
+
+  FavoriteItemWithUpdateInfo(
+    FavoriteItem item,
+    this.updateTime,
+    this.hasNewUpdate,
+    int? lastCheckTime,
+  )   : lastCheckTime = lastCheckTime == null
+            ? null
+            : DateTime.fromMillisecondsSinceEpoch(lastCheckTime),
+        super(
+          id: item.id,
+          name: item.name,
+          coverPath: item.coverPath,
+          author: item.author,
+          type: item.type,
+          tags: item.tags,
+        );
+
+  @override
+  String get description {
+    var updateTime = this.updateTime ?? "Unknown";
+    var sourceName = type.comicSource?.name ?? "Unknown";
+    return "$updateTime | $sourceName";
+  }
+}
+
 class LocalFavoritesManager with ChangeNotifier {
   factory LocalFavoritesManager() =>
       cache ?? (cache = LocalFavoritesManager._create());
@@ -429,7 +462,8 @@ class LocalFavoritesManager with ChangeNotifier {
 
   /// add comic to a folder.
   /// return true if success, false if already exists
-  bool addComic(String folder, FavoriteItem comic, [int? order]) {
+  bool addComic(String folder, FavoriteItem comic,
+      [int? order, String? updateTime]) {
     _modifiedAfterLastCache = true;
     if (!existsFolder(folder)) {
       throw Exception("Folder does not exists");
@@ -468,6 +502,18 @@ class LocalFavoritesManager with ChangeNotifier {
         values (?, ?, ?, ?, ?, ?, ?, ?, ?);
       """, [...params, minValue(folder) - 1]);
     }
+    if (updateTime != null) {
+      var columns = _db.select("""
+      pragma table_info("$folder");
+    """);
+      if (columns.any((element) => element["name"] == "last_update_time")) {
+        _db.execute("""
+          update "$folder"
+          set last_update_time = ?
+          where id == ? and type == ?;
+        """, [updateTime, comic.id, comic.type.value]);
+      }
+    }
     notifyListeners();
     return true;
   }
@@ -596,9 +642,11 @@ class LocalFavoritesManager with ChangeNotifier {
 
   void onRead(String id, ComicType type) async {
     if (appdata.settings['moveFavoriteAfterRead'] == "none") {
+      markAsRead(id, type);
       return;
     }
     _modifiedAfterLastCache = true;
+    var followUpdatesFolder = appdata.settings['followUpdatesFolder'];
     for (final folder in folderNames) {
       var rows = _db.select("""
         select * from "$folder"
@@ -627,9 +675,13 @@ class LocalFavoritesManager with ChangeNotifier {
             UPDATE "$folder"
             SET 
               $updateLocationSql
+              ${followUpdatesFolder == folder ? "has_new_update = 0," : ""}
               time = ?
-            WHERE id == ?;
-          """, [newTime, id]);
+            WHERE id == ? and type == ?;
+          """, [newTime, id, type.value]);
+        if (followUpdatesFolder == folder) {
+          updateFollowUpdatesUI();
+        }
       }
     }
     notifyListeners();
@@ -783,6 +835,117 @@ class LocalFavoritesManager with ChangeNotifier {
     }
   }
 
+  void prepareTableForFollowUpdates(String table) {
+    // check if the table has the column "last_update_time" "has_new_update" "last_check_time"
+    var columns = _db.select("""
+      pragma table_info("$table");
+    """);
+    if (!columns.any((element) => element["name"] == "last_update_time")) {
+      _db.execute("""
+        alter table "$table"
+        add column last_update_time TEXT;
+      """);
+    }
+    if (!columns.any((element) => element["name"] == "has_new_update")) {
+      _db.execute("""
+        alter table "$table"
+        add column has_new_update int;
+      """);
+    }
+    _db.execute("""
+        update "$table"
+        set has_new_update = 0;
+      """);
+    if (!columns.any((element) => element["name"] == "last_check_time")) {
+      _db.execute("""
+        alter table "$table"
+        add column last_check_time int;
+      """);
+    }
+  }
+
+  void updateUpdateTime(
+    String folder,
+    String id,
+    ComicType type,
+    String updateTime,
+  ) {
+    var oldTime = _db.select("""
+      select last_update_time from "$folder"
+      where id == ? and type == ?;
+    """, [id, type.value]).first['last_update_time'];
+    var hasNewUpdate = oldTime != updateTime;
+    _db.execute("""
+      update "$folder"
+      set last_update_time = ?, has_new_update = ?, last_check_time = ?
+      where id == ? and type == ?;
+    """, [
+      updateTime,
+      hasNewUpdate ? 1 : 0,
+      DateTime.now().millisecondsSinceEpoch,
+      id,
+      type.value,
+    ]);
+  }
+
+  int countUpdates(String folder) {
+    return _db.select("""
+      select count(*) as c from "$folder"
+      where has_new_update == 1;
+    """).first['c'];
+  }
+
+  List<FavoriteItemWithUpdateInfo> getUpdates(String folder) {
+    if (!existsFolder(folder)) {
+      return [];
+    }
+    var res = _db.select("""
+      select * from "$folder"
+      where has_new_update == 1;
+    """);
+    return res
+        .map(
+          (e) => FavoriteItemWithUpdateInfo(
+            FavoriteItem.fromRow(e),
+            e['last_update_time'],
+            e['has_new_update'] == 1,
+            e['last_check_time'],
+          ),
+        )
+        .toList();
+  }
+
+  List<FavoriteItemWithUpdateInfo> getComicsWithUpdatesInfo(String folder) {
+    if (!existsFolder(folder)) {
+      return [];
+    }
+    var res = _db.select("""
+      select * from "$folder";
+    """);
+    return res
+        .map(
+          (e) => FavoriteItemWithUpdateInfo(
+            FavoriteItem.fromRow(e),
+            e['last_update_time'],
+            e['has_new_update'] == 1,
+            e['last_check_time'],
+          ),
+        )
+        .toList();
+  }
+
+  void markAsRead(String id, ComicType type) {
+    var folder = appdata.settings['followUpdatesFolder'];
+    if (!existsFolder(folder)) {
+      return;
+    }
+    _db.execute("""
+      update "$folder"
+      set has_new_update = 0
+      where id == ? and type == ?;
+    """, [id, type.value]);
+  }
+
   void close() {
     _db.dispose();
   }

lib/foundation/global_state.dart

@@ -0,0 +1,66 @@
+import 'package:flutter/widgets.dart';
+
+abstract class GlobalState {
+  static final _state = <Pair<Object?, State>>[];
+
+  static void register(State state, [Object? key]) {
+    _state.add(Pair(key, state));
+  }
+
+  static T find<T extends State>([Object? key]) {
+    for (var pair in _state) {
+      if ((key == null || pair.left == key) && pair.right is T) {
+        return pair.right as T;
+      }
+    }
+    throw Exception('State not found');
+  }
+
+  static T? findOrNull<T extends State>([Object? key]) {
+    for (var pair in _state) {
+      if ((key == null || pair.left == key) && pair.right is T) {
+        return pair.right as T;
+      }
+    }
+    return null;
+  }
+
+  static void unregister(State state, [Object? key]) {
+    _state.removeWhere(
+        (pair) => (key == null || pair.left == key) && pair.right == state);
+  }
+}
+
+class Pair<K, V> {
+  K left;
+  V right;
+
+  Pair(this.left, this.right);
+}
+
+abstract class AutomaticGlobalState<T extends StatefulWidget>
+    extends State<T> {
+  @override
+  @mustCallSuper
+  void initState() {
+    super.initState();
+    GlobalState.register(this, key);
+  }
+
+  @override
+  @mustCallSuper
+  void dispose() {
+    super.dispose();
+    GlobalState.unregister(this, key);
+  }
+
+  Object? get key;
+
+  void update() {
+    setState(() {});
+  }
+
+  void refresh() {
+    update();
+  }
+}

lib/foundation/history.dart

@@ -2,10 +2,12 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:isolate';
 import 'dart:math';
+import 'dart:ffi' as ffi;
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart' show ChangeNotifier;
+import 'package:sqlite3/common.dart';
 import 'package:sqlite3/sqlite3.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/comic_type.dart';
@@ -124,30 +126,6 @@ class History implements Comic {
             .map((e) => int.parse(e))),
         maxPage = row["max_page"];
 
-  static Future<History> findOrCreate(
-    HistoryMixin model, {
-    int ep = 0,
-    int page = 0,
-  }) async {
-    var history = await HistoryManager().find(model.id, model.historyType);
-    if (history != null) {
-      return history;
-    }
-    history = History.fromModel(model: model, ep: ep, page: page);
-    HistoryManager().addHistory(history);
-    return history;
-  }
-
-  static Future<History> createIfNull(
-      History? history, HistoryMixin model) async {
-    if (history != null) {
-      return history;
-    }
-    history = History.fromModel(model: model, ep: 0, page: 0);
-    HistoryManager().addHistory(history);
-    return history;
-  }
-
   @override
   bool operator ==(Object other) {
     return other is History && type == other.type && id == other.id;
@@ -210,7 +188,11 @@ class HistoryManager with ChangeNotifier {
 
   int get length => _db.select("select count(*) from history;").first[0] as int;
 
-  Map<String, bool>? _cachedHistory;
+  /// Cache of history ids. Improve the performance of find operation.
+  Map<String, bool>? _cachedHistoryIds;
+
+  /// Cache records recently modified by the app. Improve the performance of listeners.
+  final cachedHistories = <String, History>{};
 
   bool isInitialized = false;
 
@@ -240,14 +222,57 @@ class HistoryManager with ChangeNotifier {
     isInitialized = true;
   }
 
+  static const  _insertHistorySql = """
+        insert or replace into history (id, title, subtitle, cover, time, type, ep, page, readEpisode, max_page)
+        values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?);
+      """;
+
+  static Future<void> _addHistoryAsync(int dbAddr, History newItem) {
+    return Isolate.run(() {
+      var db = sqlite3.fromPointer(ffi.Pointer.fromAddress(dbAddr));
+      db.execute(_insertHistorySql, [
+        newItem.id,
+        newItem.title,
+        newItem.subtitle,
+        newItem.cover,
+        newItem.time.millisecondsSinceEpoch,
+        newItem.type.value,
+        newItem.ep,
+        newItem.page,
+        newItem.readEpisode.join(','),
+        newItem.maxPage
+      ]);
+    });
+  }
+
+  bool _haveAsyncTask = false;
+
+  /// Create a isolate to add history to prevent blocking the UI thread.
+  Future<void> addHistoryAsync(History newItem) async {
+    while (_haveAsyncTask) {
+      await Future.delayed(Duration(milliseconds: 20));
+    }
+
+    _haveAsyncTask = true;
+    await _addHistoryAsync(_db.handle.address, newItem);
+    _haveAsyncTask = false;
+    if (_cachedHistoryIds == null) {
+      updateCache();
+    } else {
+      _cachedHistoryIds![newItem.id] = true;
+    }
+    cachedHistories[newItem.id] = newItem;
+    if (cachedHistories.length > 10) {
+      cachedHistories.remove(cachedHistories.keys.first);
+    }
+    notifyListeners();
+  }
+
   /// add history. if exists, update time.
   ///
   /// This function would be called when user start reading.
-  Future<void> addHistory(History newItem) async {
-    _db.execute("""
-        insert or replace into history (id, title, subtitle, cover, time, type, ep, page, readEpisode, max_page)
-        values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?);
-      """, [
+  void addHistory(History newItem) {
+    _db.execute(_insertHistorySql, [
       newItem.id,
       newItem.title,
       newItem.subtitle,
@@ -259,7 +284,15 @@ class HistoryManager with ChangeNotifier {
       newItem.readEpisode.join(','),
       newItem.maxPage
     ]);
-    updateCache();
+    if (_cachedHistoryIds == null) {
+      updateCache();
+    } else {
+      _cachedHistoryIds![newItem.id] = true;
+    }
+    cachedHistories[newItem.id] = newItem;
+    if (cachedHistories.length > 10) {
+      cachedHistories.remove(cachedHistories.keys.first);
+    }
     notifyListeners();
   }
 
@@ -278,27 +311,31 @@ class HistoryManager with ChangeNotifier {
     notifyListeners();
   }
 
-  Future<History?> find(String id, ComicType type) async {
-    return findSync(id, type);
-  }
-
   void updateCache() {
-    _cachedHistory = {};
+    _cachedHistoryIds = {};
     var res = _db.select("""
-        select * from history;
+        select id from history;
       """);
     for (var element in res) {
-      _cachedHistory![element["id"] as String] = true;
+      _cachedHistoryIds![element["id"] as String] = true;
+    }
+    for (var key in cachedHistories.keys) {
+      if (!_cachedHistoryIds!.containsKey(key)) {
+        cachedHistories.remove(key);
+      }
     }
   }
 
-  History? findSync(String id, ComicType type) {
-    if (_cachedHistory == null) {
+  History? find(String id, ComicType type) {
+    if (_cachedHistoryIds == null) {
       updateCache();
     }
-    if (!_cachedHistory!.containsKey(id)) {
+    if (!_cachedHistoryIds!.containsKey(id)) {
       return null;
     }
+    if (cachedHistories.containsKey(id)) {
+      return cachedHistories[id];
+    }
 
     var res = _db.select("""
       select * from history

lib/foundation/image_favorites.dart

@@ -396,7 +396,7 @@ class ImageFavoriteManager with ChangeNotifier {
     var token = ServicesBinding.rootIsolateToken!;
     var count = ImageFavoriteManager().length;
     if (count == 0) {
-      return Future.value(ImageFavoritesComputed([], [], []));
+      return Future.value(ImageFavoritesComputed([], [], [], 0));
     } else if (count > 100) {
       return Isolate.run(() async {
         BackgroundIsolateBinaryMessenger.ensureInitialized(token);
@@ -436,8 +436,10 @@ class ImageFavoriteManager with ChangeNotifier {
     Map<String, int> authorCount = {};
     Map<ImageFavoritesComic, int> comicImageCount = {};
     Map<ImageFavoritesComic, int> comicMaxPages = {};
+    int count = 0;
 
     for (var comic in comics) {
+      count += comic.images.length;
       for (var tag in comic.tags) {
         String finalTag = tag;
         tagCount[finalTag] = (tagCount[finalTag] ?? 0) + 1;
@@ -492,6 +494,7 @@ class ImageFavoriteManager with ChangeNotifier {
           .map((comic) => TextWithCount(comic.key.title, comic.value))
           .take(maxLength)
           .toList(),
+      count,
     );
   }
 
@@ -524,11 +527,14 @@ class ImageFavoritesComputed {
   /// 基于喜欢的图片数排序
   final List<TextWithCount> comics;
 
+  final int count;
+
   /// 计算后的图片收藏数据
   const ImageFavoritesComputed(
     this.tags,
     this.authors,
     this.comics,
+    this.count,
   );
 
   bool get isEmpty => tags.isEmpty && authors.isEmpty && comics.isEmpty;

lib/foundation/js_engine.dart

@@ -156,7 +156,7 @@ class JsEngine with _JSEngineApi, JsUiApi {
           case "UI":
             return handleUIMessage(Map.from(message));
           case "getLocale":
-            return "${App.locale.languageCode}-${App.locale.countryCode}";
+            return "${App.locale.languageCode}_${App.locale.countryCode}";
           case "getPlatform":
             return Platform.operatingSystem;
         }

lib/foundation/local.dart

@@ -105,8 +105,8 @@ class LocalComic with HistoryMixin implements Comic {
   @override
   int? get maxPage => null;
 
-  void read() async {
-    var history = await HistoryManager().find(id, comicType);
+  void read() {
+    var history = HistoryManager().find(id, comicType);
     App.rootContext.to(
       () => Reader(
         type: comicType,
@@ -511,7 +511,7 @@ class LocalManager with ChangeNotifier {
     }
     // Deleting a local comic means that it's nolonger available, thus both favorite and history should be deleted.
     if (c.comicType == ComicType.local) {
-      if (HistoryManager().findSync(c.id, c.comicType) != null) {
+      if (HistoryManager().find(c.id, c.comicType) != null) {
         HistoryManager().remove(c.id, c.comicType);
       }
       var folders = LocalFavoritesManager().find(c.id, c.comicType);

lib/foundation/state_controller.dart

@@ -1,238 +0,0 @@
-import 'package:flutter/material.dart';
-
-class SimpleController extends StateController {
-  final void Function()? refreshFunction;
-
-  final Map<String, dynamic> Function()? control;
-
-  SimpleController({this.refreshFunction, this.control});
-
-  @override
-  void refresh() {
-    (refreshFunction ?? super.refresh)();
-  }
-
-  Map<String, dynamic> get controlMap => control?.call() ?? {};
-}
-
-abstract class StateController {
-  static final _controllers = <StateControllerWrapped>[];
-
-  static T put<T extends StateController>(T controller,
-      {Object? tag, bool autoRemove = false}) {
-    _controllers.add(StateControllerWrapped(controller, autoRemove, tag));
-    return controller;
-  }
-
-  static T putIfNotExists<T extends StateController>(T controller,
-      {Object? tag, bool autoRemove = false}) {
-    return findOrNull<T>(tag: tag) ??
-        put(controller, tag: tag, autoRemove: autoRemove);
-  }
-
-  static T find<T extends StateController>({Object? tag}) {
-    try {
-      return _controllers
-          .lastWhere((element) =>
-              element.controller is T && (tag == null || tag == element.tag))
-          .controller as T;
-    } catch (e) {
-      throw StateError("$T with tag $tag Not Found");
-    }
-  }
-
-  static List<T> findAll<T extends StateController>({Object? tag}) {
-    return _controllers
-        .where((element) =>
-            element.controller is T && (tag == null || tag == element.tag))
-        .map((e) => e.controller as T)
-        .toList();
-  }
-
-  static T? findOrNull<T extends StateController>({Object? tag}) {
-    try {
-      return _controllers
-          .lastWhere((element) =>
-              element.controller is T && (tag == null || tag == element.tag))
-          .controller as T;
-    } catch (e) {
-      return null;
-    }
-  }
-
-  static void remove<T>([Object? tag, bool check = false]) {
-    for (int i = _controllers.length - 1; i >= 0; i--) {
-      var element = _controllers[i];
-      if (element.controller is T && (tag == null || tag == element.tag)) {
-        if (check && !element.autoRemove) {
-          continue;
-        }
-        _controllers.removeAt(i);
-        return;
-      }
-    }
-  }
-
-  static SimpleController putSimpleController(
-      void Function() onUpdate, Object? tag,
-      {void Function()? refresh, Map<String, dynamic> Function()? control}) {
-    var controller = SimpleController(refreshFunction: refresh, control: control);
-    controller.stateUpdaters.add(Pair(null, onUpdate));
-    _controllers.add(StateControllerWrapped(controller, false, tag));
-    return controller;
-  }
-
-  List<Pair<Object?, void Function()>> stateUpdaters = [];
-
-  void update([List<Object>? ids]) {
-    if (ids == null) {
-      for (var element in stateUpdaters) {
-        element.right();
-      }
-    } else {
-      for (var element in stateUpdaters) {
-        if (ids.contains(element.left)) {
-          element.right();
-        }
-      }
-    }
-  }
-
-  void dispose() {
-    _controllers.removeWhere((element) => element.controller == this);
-  }
-
-  void refresh() {
-    update();
-  }
-}
-
-class StateControllerWrapped {
-  StateController controller;
-  bool autoRemove;
-  Object? tag;
-
-  StateControllerWrapped(this.controller, this.autoRemove, this.tag);
-}
-
-class StateBuilder<T extends StateController> extends StatefulWidget {
-  const StateBuilder({
-    super.key,
-    this.init,
-    this.dispose,
-    this.initState,
-    this.tag,
-    required this.builder,
-    this.id,
-  });
-
-  final T? init;
-
-  final void Function(T controller)? dispose;
-
-  final void Function(T controller)? initState;
-
-  final Object? tag;
-
-  final Widget Function(T controller) builder;
-
-  Widget builderWrapped(StateController controller) {
-    return builder(controller as T);
-  }
-
-  void initStateWrapped(StateController controller) {
-    return initState?.call(controller as T);
-  }
-
-  void disposeWrapped(StateController controller) {
-    return dispose?.call(controller as T);
-  }
-
-  final Object? id;
-
-  @override
-  State<StateBuilder> createState() => _StateBuilderState<T>();
-}
-
-class _StateBuilderState<T extends StateController>
-    extends State<StateBuilder> {
-  late T controller;
-
-  @override
-  void initState() {
-    if (widget.init != null) {
-      StateController.put(widget.init!, tag: widget.tag, autoRemove: true);
-    }
-    try {
-      controller = StateController.find<T>(tag: widget.tag);
-    } catch (e) {
-      throw "Controller Not Found";
-    }
-    controller.stateUpdaters.add(Pair(widget.id, () {
-      if (mounted) {
-        setState(() {});
-      }
-    }));
-    widget.initStateWrapped(controller);
-    super.initState();
-  }
-
-  @override
-  void dispose() {
-    widget.disposeWrapped(controller);
-    StateController.remove<T>(widget.tag, true);
-    super.dispose();
-  }
-
-  @override
-  Widget build(BuildContext context) => widget.builderWrapped(controller);
-}
-
-abstract class StateWithController<T extends StatefulWidget> extends State<T> {
-  late final SimpleController _controller;
-
-  void refresh() {
-    _controller.update();
-  }
-
-  @override
-  @mustCallSuper
-  void initState() {
-    _controller = StateController.putSimpleController(
-      () {
-        if (mounted) {
-          setState(() {});
-        }
-      },
-      tag,
-      refresh: refresh,
-      control: () => control,
-    );
-    super.initState();
-  }
-
-  @override
-  @mustCallSuper
-  void dispose() {
-    _controller.dispose();
-    super.dispose();
-  }
-
-  void update() {
-    _controller.update();
-  }
-
-  Object? get tag;
-
-  Map<String, dynamic> get control => {};
-}
-
-class Pair<M, V>{
-  M left;
-  V right;
-
-  Pair(this.left, this.right);
-
-  Pair.fromMap(Map<M, V> map, M key): left = key, right = map[key]
-      ?? (throw Exception("Pair not found"));
-}

lib/init.dart

@@ -10,6 +10,9 @@ import 'package:venera/foundation/js_engine.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
 import 'package:venera/network/cookie_jar.dart';
+import 'package:venera/pages/comic_source_page.dart';
+import 'package:venera/pages/follow_updates_page.dart';
+import 'package:venera/pages/settings/settings_page.dart';
 import 'package:venera/utils/app_links.dart';
 import 'package:venera/utils/tags_translation.dart';
 import 'package:venera/utils/translations.dart';
@@ -42,11 +45,36 @@ Future<void> init() async {
   await ComicSource.init().wait();
   await LocalManager().init().wait();
   CacheManager().setLimitSize(appdata.settings['cacheSize']);
+  if (appdata.settings['searchSources'] == null) {
+    appdata.settings['searchSources'] = ComicSource.all()
+        .where((e) => e.searchPageData != null)
+        .map((e) => e.key)
+        .toList();
+  }
   if (App.isAndroid) {
     handleLinks();
   }
   FlutterError.onError = (details) {
-    Log.error(
-        "Unhandled Exception", "${details.exception}\n${details.stack}");
+    Log.error("Unhandled Exception", "${details.exception}\n${details.stack}");
   };
-}
+}
+
+Future<void> _checkAppUpdates() async {
+  var lastCheck = appdata.implicitData['lastCheckUpdate'] ?? 0;
+  var now = DateTime.now().millisecondsSinceEpoch;
+  if (now - lastCheck < 24 * 60 * 60 * 1000) {
+    return;
+  }
+  appdata.implicitData['lastCheckUpdate'] = now;
+  appdata.writeImplicitData();
+  ComicSourcePage.checkComicSourceUpdate();
+  if (appdata.settings['checkUpdateOnStart']) {
+    await Future.delayed(const Duration(milliseconds: 300));
+    await checkUpdateUi(false);
+  }
+}
+
+void checkUpdates() {
+  _checkAppUpdates();
+  FollowUpdatesService.initChecker();
+}

lib/main.dart

@@ -62,6 +62,7 @@ class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
     App.registerForceRebuild(forceRebuild);
     SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
     WidgetsBinding.instance.addObserver(this);
+    checkUpdates();
     super.initState();
   }
 
@@ -132,6 +133,38 @@ class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
     };
   }
 
+  ThemeData getTheme(
+    Color primary,
+    Color? secondary,
+    Color? tertiary,
+    Brightness brightness,
+  ) {
+    String? font;
+    List<String>? fallback;
+    if (App.isWindows) {
+      font = 'Segoe UI';
+      fallback = [
+        'Segoe UI',
+        'Microsoft YaHei',
+        'PingFang SC',
+        'Noto Sans CJK',
+        'Arial',
+        'sans-serif'
+      ];
+    }
+    return ThemeData(
+      colorScheme: SeedColorScheme.fromSeeds(
+        primaryKey: primary,
+        secondaryKey: secondary,
+        tertiaryKey: tertiary,
+        brightness: brightness,
+        tones: FlexTones.vividBackground(brightness),
+      ),
+      fontFamily: font,
+      fontFamilyFallback: fallback,
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     Widget home;
@@ -158,24 +191,9 @@ class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
       return MaterialApp(
         home: home,
         debugShowCheckedModeBanner: false,
-        theme: ThemeData(
-          colorScheme: SeedColorScheme.fromSeeds(
-            primaryKey: primary,
-            secondaryKey: secondary,
-            tertiaryKey: tertiary,
-            tones: FlexTones.vividBackground(Brightness.light),
-          ),
-        ),
+        theme: getTheme(primary, secondary, tertiary, Brightness.light),
         navigatorKey: App.rootNavigatorKey,
-        darkTheme: ThemeData(
-          colorScheme: SeedColorScheme.fromSeeds(
-            primaryKey: primary,
-            secondaryKey: secondary,
-            tertiaryKey: tertiary,
-            brightness: Brightness.dark,
-            tones: FlexTones.vividBackground(Brightness.dark),
-          ),
-        ),
+        darkTheme: getTheme(primary, secondary, tertiary, Brightness.dark),
         themeMode: switch (appdata.settings['theme_mode']) {
           'light' => ThemeMode.light,
           'dark' => ThemeMode.dark,

lib/network/cloudflare.dart

@@ -1,9 +1,11 @@
 import 'dart:io' as io;
 
 import 'package:dio/dio.dart';
+import 'package:flutter_inappwebview/flutter_inappwebview.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/consts.dart';
+import 'package:venera/foundation/log.dart';
 import 'package:venera/pages/webview.dart';
 import 'package:venera/utils/ext.dart';
 
@@ -58,7 +60,7 @@ class CloudflareException implements DioException {
 class CloudflareInterceptor extends Interceptor {
   @override
   void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
-    if(options.headers['cookie'].toString().contains('cf_clearance')) {
+    if (options.headers['cookie'].toString().contains('cf_clearance')) {
       options.headers['user-agent'] = appdata.implicitData['ua'] ?? webUA;
     }
     handler.next(options);
@@ -116,20 +118,29 @@ void passCloudflare(CloudflareException e, void Function() onFinished) async {
 
   // windows version of package `flutter_inappwebview` cannot get some cookies
   // Using DesktopWebview instead
-  if (App.isLinux || App.isWindows) {
+  if (App.isLinux) {
     var webview = DesktopWebview(
       initialUrl: url,
       onTitleChange: (title, controller) async {
-        var res = await controller.evaluateJavascript(
-            "document.head.innerHTML.includes('#challenge-success-text')");
-        if (res == 'false') {
+        var head =
+            await controller.evaluateJavascript("document.head.innerHTML") ??
+                "";
+        Log.info("Cloudflare", "Checking head: $head");
+        var isChallenging = head.contains('#challenge-success-text') ||
+            head.contains("#challenge-error-text") ||
+            head.contains("#challenge-form");
+        if (!isChallenging) {
+          Log.info(
+            "Cloudflare",
+            "Cloudflare is passed due to there is no challenge css",
+          );
           var ua = controller.userAgent;
           if (ua != null) {
             appdata.implicitData['ua'] = ua;
             appdata.writeImplicitData();
           }
           var cookiesMap = await controller.getCookies(url);
-          if(cookiesMap['cf_clearance'] == null) {
+          if (cookiesMap['cf_clearance'] == null) {
             return;
           }
           saveCookies(cookiesMap);
@@ -137,30 +148,51 @@ void passCloudflare(CloudflareException e, void Function() onFinished) async {
           onFinished();
         }
       },
+      onClose: onFinished,
     );
     webview.open();
   } else {
+    bool success = false;
+    void check(InAppWebViewController controller) async {
+      var head = await controller.evaluateJavascript(
+          source: "document.head.innerHTML") as String;
+      Log.info("Cloudflare", "Checking head: $head");
+      var isChallenging = head.contains('#challenge-success-text') ||
+          head.contains("#challenge-error-text") ||
+          head.contains("#challenge-form");
+      if (!isChallenging) {
+        Log.info(
+          "Cloudflare",
+          "Cloudflare is passed due to there is no challenge css",
+        );
+        var ua = await controller.getUA();
+        if (ua != null) {
+          appdata.implicitData['ua'] = ua;
+          appdata.writeImplicitData();
+        }
+        var cookies = await controller.getCookies(url) ?? [];
+        if (cookies.firstWhereOrNull(
+                (element) => element.name == 'cf_clearance') ==
+            null) {
+          return;
+        }
+        SingleInstanceCookieJar.instance?.saveFromResponse(uri, cookies);
+        if (!success) {
+          App.rootPop();
+          success = true;
+        }
+      }
+    }
+
     await App.rootContext.to(
       () => AppWebview(
         initialUrl: url,
         singlePage: true,
+        onTitleChange: (title, controller) async {
+          check(controller);
+        },
         onLoadStop: (controller) async {
-          var res = await controller.platform.evaluateJavascript(
-              source:
-                  "document.head.innerHTML.includes('#challenge-success-text')");
-          if (res == false) {
-            var ua = await controller.getUA();
-            if (ua != null) {
-              appdata.implicitData['ua'] = ua;
-              appdata.writeImplicitData();
-            }
-            var cookies = await controller.getCookies(url) ?? [];
-            if(cookies.firstWhereOrNull((element) => element.name == 'cf_clearance') == null) {
-              return;
-            }
-            SingleInstanceCookieJar.instance?.saveFromResponse(uri, cookies);
-            App.rootPop();
-          }
+          check(controller);
         },
         onStarted: (controller) async {
           var ua = await controller.getUA();

lib/network/download.dart

@@ -59,6 +59,16 @@ abstract class DownloadTask with ChangeNotifier {
         return null;
     }
   }
+
+  @override
+  bool operator ==(Object other) {
+    return other is DownloadTask &&
+        other.id == id &&
+        other.comicType == comicType;
+  }
+
+  @override
+  int get hashCode => Object.hash(id, comicType);
 }
 
 class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
@@ -220,7 +230,9 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
     runRecorder();
 
     if (comic == null) {
-      var res = await runWithRetry(() async {
+      _message = "Fetching comic info...";
+      notifyListeners();
+      var res = await _runWithRetry(() async {
         var r = await source.loadComicInfo!(comicId);
         if (r.error) {
           throw r.errorMessage!;
@@ -260,7 +272,9 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
     await LocalManager().saveCurrentDownloadingTasks();
 
     if (_cover == null) {
-      var res = await runWithRetry(() async {
+      _message = "Downloading cover...";
+      notifyListeners();
+      var res = await _runWithRetry(() async {
         Uint8List? data;
         await for (var progress
             in ImageDownloader.loadThumbnail(comic!.cover, source.key)) {
@@ -272,8 +286,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
           throw "Failed to download cover";
         }
         var fileType = detectFileType(data);
-        var file =
-            File(FilePath.join(path!, "cover${fileType.ext}"));
+        var file = File(FilePath.join(path!, "cover${fileType.ext}"));
         file.writeAsBytesSync(data);
         return "file://${file.path}";
       });
@@ -290,7 +303,9 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
 
     if (_images == null) {
       if (comic!.chapters == null) {
-        var res = await runWithRetry(() async {
+        _message = "Fetching image list...";
+        notifyListeners();
+        var res = await _runWithRetry(() async {
           var r = await source.loadComicPages!(comicId, null);
           if (r.error) {
             throw r.errorMessage!;
@@ -312,6 +327,8 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
       } else {
         _images = {};
         _totalCount = 0;
+        int cpCount = 0;
+        int totalCpCount = chapters?.length ?? comic!.chapters!.length;
         for (var i in comic!.chapters!.keys) {
           if (chapters != null && !chapters!.contains(i)) {
             continue;
@@ -320,7 +337,9 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
             _totalCount += _images![i]!.length;
             continue;
           }
-          var res = await runWithRetry(() async {
+          _message = "Fetching image list ($cpCount/$totalCpCount)...";
+          notifyListeners();
+          var res = await _runWithRetry(() async {
             var r = await source.loadComicPages!(comicId, i);
             if (r.error) {
               throw r.errorMessage!;
@@ -458,8 +477,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
       }).toList(),
       directory: Directory(path!).name,
       chapters: comic!.chapters,
-      cover:
-          File(_cover!.split("file://").last).name,
+      cover: File(_cover!.split("file://").last).name,
       comicType: ComicType(source.key.hashCode),
       downloadedChapters: chapters ?? [],
       createdAt: DateTime.now(),
@@ -478,7 +496,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
   int get hashCode => Object.hash(comicId, source.key);
 }
 
-Future<Res<T>> runWithRetry<T>(Future<T> Function() task,
+Future<Res<T>> _runWithRetry<T>(Future<T> Function() task,
     {int retry = 3}) async {
   for (var i = 0; i < retry; i++) {
     try {

lib/pages/accounts_page.dart

@@ -1,349 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
-import 'package:flutter_inappwebview/flutter_inappwebview.dart';
-import 'package:url_launcher/url_launcher_string.dart';
-import 'package:venera/components/components.dart';
-import 'package:venera/foundation/app.dart';
-import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/state_controller.dart';
-import 'package:venera/network/cookie_jar.dart';
-import 'package:venera/pages/webview.dart';
-import 'package:venera/utils/translations.dart';
-
-class AccountsPageLogic extends StateController {
-  final _reLogin = <String, bool>{};
-}
-
-class AccountsPage extends StatelessWidget {
-  const AccountsPage({super.key});
-
-  AccountsPageLogic get logic => StateController.find<AccountsPageLogic>();
-
-  @override
-  Widget build(BuildContext context) {
-    var body = StateBuilder<AccountsPageLogic>(
-      init: AccountsPageLogic(),
-      builder: (logic) {
-        return CustomScrollView(
-          slivers: [
-            SliverAppbar(title: Text("Accounts".tl)),
-            SliverList(
-              delegate: SliverChildListDelegate(
-                buildContent(context).toList(),
-              ),
-            ),
-            SliverPadding(
-              padding: EdgeInsets.only(bottom: context.padding.bottom),
-            )
-          ],
-        );
-      },
-    );
-
-    return Scaffold(
-      body: body,
-    );
-  }
-
-  Iterable<Widget> buildContent(BuildContext context) sync* {
-    var sources = ComicSource.all().where((element) => element.account != null);
-    if (sources.isEmpty) return;
-
-    for (var element in sources) {
-      final bool logged = element.isLogged;
-      yield Padding(
-        padding: const EdgeInsets.fromLTRB(16, 8, 16, 8),
-        child: Text(
-          element.name,
-          style: const TextStyle(fontSize: 16),
-        ),
-      );
-      if (!logged) {
-        yield ListTile(
-          title: Text("Log in".tl),
-          trailing: const Icon(Icons.arrow_right),
-          onTap: () async {
-            await context.to(
-              () => _LoginPage(
-                config: element.account!,
-                source: element,
-              ),
-            );
-            element.saveData();
-            ComicSource.notifyListeners();
-            logic.update();
-          },
-        );
-      }
-      if (logged) {
-        for (var item in element.account!.infoItems) {
-          if (item.builder != null) {
-            yield item.builder!(context);
-          } else {
-            yield ListTile(
-              title: Text(item.title.tl),
-              subtitle: item.data == null ? null : Text(item.data!()),
-              onTap: item.onTap,
-            );
-          }
-        }
-        if (element.data["account"] is List) {
-          bool loading = logic._reLogin[element.key] == true;
-          yield ListTile(
-            title: Text("Re-login".tl),
-            subtitle: Text("Click if login expired".tl),
-            onTap: () async {
-              if (element.data["account"] == null) {
-                context.showMessage(message: "No data".tl);
-                return;
-              }
-              logic._reLogin[element.key] = true;
-              logic.update();
-              final List account = element.data["account"];
-              var res = await element.account!.login!(account[0], account[1]);
-              if (res.error) {
-                context.showMessage(message: res.errorMessage!);
-              } else {
-                context.showMessage(message: "Success".tl);
-              }
-              logic._reLogin[element.key] = false;
-              logic.update();
-            },
-            trailing: loading
-                ? const SizedBox.square(
-                    dimension: 24,
-                    child: CircularProgressIndicator(
-                      strokeWidth: 2,
-                    ),
-                  )
-                : const Icon(Icons.refresh),
-          );
-        }
-        yield ListTile(
-          title: Text("Log out".tl),
-          onTap: () {
-            element.data["account"] = null;
-            element.account?.logout();
-            element.saveData();
-            ComicSource.notifyListeners();
-            logic.update();
-          },
-          trailing: const Icon(Icons.logout),
-        );
-      }
-      yield const Divider(thickness: 0.6);
-    }
-  }
-
-  void setClipboard(String text) {
-    Clipboard.setData(ClipboardData(text: text));
-    showToast(
-      message: "Copied".tl,
-      icon: const Icon(Icons.check),
-      context: App.rootContext,
-    );
-  }
-}
-
-class _LoginPage extends StatefulWidget {
-  const _LoginPage({required this.config, required this.source});
-
-  final AccountConfig config;
-
-  final ComicSource source;
-
-  @override
-  State<_LoginPage> createState() => _LoginPageState();
-}
-
-class _LoginPageState extends State<_LoginPage> {
-  String username = "";
-  String password = "";
-  bool loading = false;
-
-  final Map<String, String> _cookies = {};
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: const Appbar(
-        title: Text(''),
-      ),
-      body: Center(
-        child: Container(
-          padding: const EdgeInsets.all(16),
-          constraints: const BoxConstraints(maxWidth: 400),
-          child: AutofillGroup(
-            child: Column(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                Text("Login".tl, style: const TextStyle(fontSize: 24)),
-                const SizedBox(height: 32),
-                if (widget.config.cookieFields == null)
-                  TextField(
-                    decoration: InputDecoration(
-                      labelText: "Username".tl,
-                      border: const OutlineInputBorder(),
-                    ),
-                    enabled: widget.config.login != null,
-                    onChanged: (s) {
-                      username = s;
-                    },
-                    autofillHints: const [AutofillHints.username],
-                  ).paddingBottom(16),
-                if (widget.config.cookieFields == null)
-                  TextField(
-                    decoration: InputDecoration(
-                      labelText: "Password".tl,
-                      border: const OutlineInputBorder(),
-                    ),
-                    obscureText: true,
-                    enabled: widget.config.login != null,
-                    onChanged: (s) {
-                      password = s;
-                    },
-                    onSubmitted: (s) => login(),
-                    autofillHints: const [AutofillHints.password],
-                  ).paddingBottom(16),
-                for (var field in widget.config.cookieFields ?? <String>[])
-                  TextField(
-                    decoration: InputDecoration(
-                      labelText: field,
-                      border: const OutlineInputBorder(),
-                    ),
-                    obscureText: true,
-                    enabled: widget.config.validateCookies != null,
-                    onChanged: (s) {
-                      _cookies[field] = s;
-                    },
-                  ).paddingBottom(16),
-                if (widget.config.login == null &&
-                    widget.config.cookieFields == null)
-                  Row(
-                    mainAxisSize: MainAxisSize.min,
-                    children: [
-                      const Icon(Icons.error_outline),
-                      const SizedBox(width: 8),
-                      Text("Login with password is disabled".tl),
-                    ],
-                  )
-                else
-                  Button.filled(
-                    isLoading: loading,
-                    onPressed: login,
-                    child: Text("Continue".tl),
-                  ),
-                const SizedBox(height: 24),
-                if (widget.config.loginWebsite != null)
-                  TextButton(
-                    onPressed: loginWithWebview,
-                    child: Text("Login with webview".tl),
-                  ),
-                const SizedBox(height: 8),
-                if (widget.config.registerWebsite != null)
-                  TextButton(
-                    onPressed: () =>
-                        launchUrlString(widget.config.registerWebsite!),
-                    child: Row(
-                      mainAxisSize: MainAxisSize.min,
-                      children: [
-                        const Icon(Icons.link),
-                        const SizedBox(width: 8),
-                        Text("Create Account".tl),
-                      ],
-                    ),
-                  ),
-              ],
-            ),
-          ),
-        ),
-      ),
-    );
-  }
-
-  void login() {
-    if (widget.config.login != null) {
-      if (username.isEmpty || password.isEmpty) {
-        showToast(
-          message: "Cannot be empty".tl,
-          icon: const Icon(Icons.error_outline),
-          context: context,
-        );
-        return;
-      }
-      setState(() {
-        loading = true;
-      });
-      widget.config.login!(username, password).then((value) {
-        if (value.error) {
-          context.showMessage(message: value.errorMessage!);
-          setState(() {
-            loading = false;
-          });
-        } else {
-          if (mounted) {
-            context.pop();
-          }
-        }
-      });
-    } else if (widget.config.validateCookies != null) {
-      setState(() {
-        loading = true;
-      });
-      var cookies =
-          widget.config.cookieFields!.map((e) => _cookies[e] ?? '').toList();
-      widget.config.validateCookies!(cookies).then((value) {
-        if (value) {
-          widget.source.data['account'] = 'ok';
-          widget.source.saveData();
-          context.pop();
-        } else {
-          context.showMessage(message: "Invalid cookies".tl);
-          setState(() {
-            loading = false;
-          });
-        }
-      });
-    }
-  }
-
-  void loginWithWebview() async {
-    var url = widget.config.loginWebsite!;
-    var title = '';
-    bool success = false;
-
-    void validate(InAppWebViewController c) async {
-      if (widget.config.checkLoginStatus != null
-          && widget.config.checkLoginStatus!(url, title)) {
-        var cookies = (await c.getCookies(url)) ?? [];
-        SingleInstanceCookieJar.instance?.saveFromResponse(
-          Uri.parse(url),
-          cookies,
-        );
-        success = true;
-        widget.config.onLoginWithWebviewSuccess?.call();
-        App.mainNavigatorKey?.currentContext?.pop();
-      }
-    }
-
-    await context.to(
-      () => AppWebview(
-        initialUrl: widget.config.loginWebsite!,
-        onNavigation: (u, c) {
-          url = u;
-          validate(c);
-          return false;
-        },
-        onTitleChange: (t, c) {
-          title = t;
-          validate(c);
-        },
-      ),
-    );
-    if (success) {
-      widget.source.data['account'] = 'ok';
-      widget.source.saveData();
-      context.pop();
-    }
-  }
-}

lib/pages/aggregated_search_page.dart

@@ -2,6 +2,7 @@ import "package:flutter/material.dart";
 import 'package:shimmer_animation/shimmer_animation.dart';
 import "package:venera/components/components.dart";
 import "package:venera/foundation/app.dart";
+import "package:venera/foundation/appdata.dart";
 import "package:venera/foundation/comic_source/comic_source.dart";
 import "package:venera/pages/search_result_page.dart";
 import "package:venera/utils/translations.dart";
@@ -24,7 +25,18 @@ class _AggregatedSearchPageState extends State<AggregatedSearchPage> {
 
   @override
   void initState() {
-    sources = ComicSource.all().where((e) => e.searchPageData != null).toList();
+    var all = ComicSource.all()
+        .where((e) => e.searchPageData != null)
+        .map((e) => e.key)
+        .toList();
+    var settings = appdata.settings['searchSources'] as List;
+    var sources = <String>[];
+    for (var source in settings) {
+      if (all.contains(source)) {
+        sources.add(source);
+      }
+    }
+    this.sources = sources.map((e) => ComicSource.find(e)!).toList();
     _keyword = widget.keyword;
     controller = SearchBarController(
       currentText: widget.keyword,
@@ -46,7 +58,11 @@ class _AggregatedSearchPageState extends State<AggregatedSearchPage> {
         delegate: SliverChildBuilderDelegate(
           (context, index) {
             final source = sources[index];
-            return _SliverSearchResult(source: source, keyword: _keyword);
+            return _SliverSearchResult(
+              key: ValueKey(source.key),
+              source: source,
+              keyword: _keyword,
+            );
           },
           childCount: sources.length,
         ),
@@ -56,7 +72,11 @@ class _AggregatedSearchPageState extends State<AggregatedSearchPage> {
 }
 
 class _SliverSearchResult extends StatefulWidget {
-  const _SliverSearchResult({required this.source, required this.keyword});
+  const _SliverSearchResult({
+    required this.source,
+    required this.keyword,
+    super.key,
+  });
 
   final ComicSource source;
 
@@ -78,6 +98,8 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
 
   List<Comic>? comics;
 
+  String? error;
+
   void load() async {
     final data = widget.source.searchPageData!;
     var options =
@@ -89,6 +111,11 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
           comics = res.data;
           isLoading = false;
         });
+      } else {
+        setState(() {
+          error = res.errorMessage ?? "Unknown error".tl;
+          isLoading = false;
+        });
       }
     } else if (data.loadNext != null) {
       var res = await data.loadNext!(widget.keyword, null, options);
@@ -97,6 +124,11 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
           comics = res.data;
           isLoading = false;
         });
+      } else {
+        setState(() {
+          error = res.errorMessage ?? "Unknown error".tl;
+          isLoading = false;
+        });
       }
     }
   }
@@ -127,6 +159,9 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
 
   @override
   Widget build(BuildContext context) {
+    if (error != null && error!.startsWith("CloudflareException")) {
+      error = "Cloudflare verification required".tl;
+    }
     super.build(context);
     return InkWell(
       onTap: () {
@@ -169,7 +204,7 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
                 }),
               ),
             )
-          else if (comics == null || comics!.isEmpty)
+          else if (error != null || comics == null || comics!.isEmpty)
             SizedBox(
               height: _kComicHeight,
               child: Column(
@@ -178,7 +213,13 @@ class _SliverSearchResultState extends State<_SliverSearchResult>
                     children: [
                       const Icon(Icons.error_outline),
                       const SizedBox(width: 8),
-                      Text("No search results found".tl),
+                      Expanded(
+                        child: Text(
+                          error ?? "No search results found".tl,
+                          maxLines: 1,
+                          overflow: TextOverflow.ellipsis,
+                        ),
+                      )
                     ],
                   ),
                   const Spacer(),

lib/pages/categories_page.dart

@@ -32,7 +32,7 @@ class _CategoriesPageState extends State<CategoriesPage> {
         .toList();
     categories =
         categories.where((element) => allCategories.contains(element)).toList();
-    if (!categories.isEqualsTo(this.categories)) {
+    if (!categories.isEqualTo(this.categories)) {
       setState(() {
         this.categories = categories;
       });

lib/pages/comic_details_page/actions.dart

@@ -0,0 +1,435 @@
+part of 'comic_page.dart';
+
+abstract mixin class _ComicPageActions {
+  void update();
+
+  ComicDetails get comic;
+
+  ComicSource get comicSource => ComicSource.find(comic.sourceKey)!;
+
+  History? get history;
+
+  bool isLiking = false;
+
+  bool isLiked = false;
+
+  void likeOrUnlike() async {
+    if (isLiking) return;
+    isLiking = true;
+    update();
+    var res = await comicSource.likeOrUnlikeComic!(comic.id, isLiked);
+    if (res.error) {
+      App.rootContext.showMessage(message: res.errorMessage!);
+    } else {
+      isLiked = !isLiked;
+    }
+    isLiking = false;
+    update();
+  }
+
+  /// whether the comic is added to local favorite
+  bool isAddToLocalFav = false;
+
+  /// whether the comic is favorite on the server
+  bool isFavorite = false;
+
+  FavoriteItem _toFavoriteItem() {
+    var tags = <String>[];
+    for (var e in comic.tags.entries) {
+      tags.addAll(e.value.map((tag) => '${e.key}:$tag'));
+    }
+    return FavoriteItem(
+      id: comic.id,
+      name: comic.title,
+      coverPath: comic.cover,
+      author: comic.subTitle ?? comic.uploader ?? '',
+      type: comic.comicType,
+      tags: tags,
+    );
+  }
+
+  void openFavPanel() {
+    showSideBar(
+      App.rootContext,
+      _FavoritePanel(
+        cid: comic.id,
+        type: comic.comicType,
+        isFavorite: isFavorite,
+        onFavorite: (local, network) {
+          isFavorite = network ?? isFavorite;
+          isAddToLocalFav = local ?? isAddToLocalFav;
+          update();
+        },
+        favoriteItem: _toFavoriteItem(),
+        updateTime: comic.findUpdateTime(),
+      ),
+    );
+  }
+
+  void quickFavorite() {
+    var folder = appdata.settings['quickFavorite'];
+    if (folder is! String) {
+      return;
+    }
+    LocalFavoritesManager().addComic(
+      folder,
+      _toFavoriteItem(),
+      null,
+      comic.findUpdateTime(),
+    );
+    isAddToLocalFav = true;
+    update();
+    App.rootContext.showMessage(message: "Added".tl);
+  }
+
+  void share() {
+    var text = comic.title;
+    if (comic.url != null) {
+      text += '\n${comic.url}';
+    }
+    Share.shareText(text);
+  }
+
+  /// read the comic
+  ///
+  /// [ep] the episode number, start from 1
+  ///
+  /// [page] the page number, start from 1
+  void read([int? ep, int? page]) {
+    App.rootContext
+        .to(
+          () => Reader(
+        type: comic.comicType,
+        cid: comic.id,
+        name: comic.title,
+        chapters: comic.chapters,
+        initialChapter: ep,
+        initialPage: page,
+        history: history ?? History.fromModel(model: comic, ep: 0, page: 0),
+        author: comic.findAuthor() ?? '',
+        tags: comic.plainTags,
+      ),
+    )
+        .then((_) {
+      onReadEnd();
+    });
+  }
+
+  void continueRead() {
+    var ep = history?.ep ?? 1;
+    var page = history?.page ?? 1;
+    read(ep, page);
+  }
+
+  void onReadEnd();
+
+  void download() async {
+    if (LocalManager().isDownloading(comic.id, comic.comicType)) {
+      App.rootContext.showMessage(message: "The comic is downloading".tl);
+      return;
+    }
+    if (comic.chapters == null &&
+        LocalManager().isDownloaded(comic.id, comic.comicType, 0)) {
+      App.rootContext.showMessage(message: "The comic is downloaded".tl);
+      return;
+    }
+
+    if (comicSource.archiveDownloader != null) {
+      bool useNormalDownload = false;
+      List<ArchiveInfo>? archives;
+      int selected = -1;
+      bool isLoading = false;
+      bool isGettingLink = false;
+      await showDialog(
+        context: App.rootContext,
+        builder: (context) {
+          return StatefulBuilder(
+            builder: (context, setState) {
+              return ContentDialog(
+                title: "Download".tl,
+                content: Column(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    RadioListTile<int>(
+                      value: -1,
+                      groupValue: selected,
+                      title: Text("Normal".tl),
+                      onChanged: (v) {
+                        setState(() {
+                          selected = v!;
+                        });
+                      },
+                    ),
+                    ExpansionTile(
+                      title: Text("Archive".tl),
+                      shape: const RoundedRectangleBorder(
+                        borderRadius: BorderRadius.zero,
+                      ),
+                      collapsedShape: const RoundedRectangleBorder(
+                        borderRadius: BorderRadius.zero,
+                      ),
+                      onExpansionChanged: (b) {
+                        if (!isLoading && b && archives == null) {
+                          isLoading = true;
+                          comicSource.archiveDownloader!
+                              .getArchives(comic.id)
+                              .then((value) {
+                            if (value.success) {
+                              archives = value.data;
+                            } else {
+                              App.rootContext
+                                  .showMessage(message: value.errorMessage!);
+                            }
+                            setState(() {
+                              isLoading = false;
+                            });
+                          });
+                        }
+                      },
+                      children: [
+                        if (archives == null)
+                          const ListLoadingIndicator().toCenter()
+                        else
+                          for (int i = 0; i < archives!.length; i++)
+                            RadioListTile<int>(
+                              value: i,
+                              groupValue: selected,
+                              onChanged: (v) {
+                                setState(() {
+                                  selected = v!;
+                                });
+                              },
+                              title: Text(archives![i].title),
+                              subtitle: Text(archives![i].description),
+                            )
+                      ],
+                    )
+                  ],
+                ),
+                actions: [
+                  Button.filled(
+                    isLoading: isGettingLink,
+                    onPressed: () async {
+                      if (selected == -1) {
+                        useNormalDownload = true;
+                        context.pop();
+                        return;
+                      }
+                      setState(() {
+                        isGettingLink = true;
+                      });
+                      var res =
+                      await comicSource.archiveDownloader!.getDownloadUrl(
+                        comic.id,
+                        archives![selected].id,
+                      );
+                      if (res.error) {
+                        App.rootContext.showMessage(message: res.errorMessage!);
+                        setState(() {
+                          isGettingLink = false;
+                        });
+                      } else if (context.mounted) {
+                        LocalManager()
+                            .addTask(ArchiveDownloadTask(res.data, comic));
+                        App.rootContext
+                            .showMessage(message: "Download started".tl);
+                        context.pop();
+                      }
+                    },
+                    child: Text("Confirm".tl),
+                  ),
+                ],
+              );
+            },
+          );
+        },
+      );
+      if (!useNormalDownload) {
+        return;
+      }
+    }
+
+    if (comic.chapters == null) {
+      LocalManager().addTask(ImagesDownloadTask(
+        source: comicSource,
+        comicId: comic.id,
+        comic: comic,
+      ));
+    } else {
+      List<int>? selected;
+      var downloaded = <int>[];
+      var localComic = LocalManager().find(comic.id, comic.comicType);
+      if (localComic != null) {
+        for (int i = 0; i < comic.chapters!.length; i++) {
+          if (localComic.downloadedChapters
+              .contains(comic.chapters!.keys.elementAt(i))) {
+            downloaded.add(i);
+          }
+        }
+      }
+      await showSideBar(
+        App.rootContext,
+        _SelectDownloadChapter(
+          comic.chapters!.values.toList(),
+              (v) => selected = v,
+          downloaded,
+        ),
+      );
+      if (selected == null) return;
+      LocalManager().addTask(ImagesDownloadTask(
+        source: comicSource,
+        comicId: comic.id,
+        comic: comic,
+        chapters: selected!.map((i) {
+          return comic.chapters!.keys.elementAt(i);
+        }).toList(),
+      ));
+    }
+    App.rootContext.showMessage(message: "Download started".tl);
+    update();
+  }
+
+  void onTapTag(String tag, String namespace) {
+    var config = comicSource.handleClickTagEvent?.call(namespace, tag) ??
+        {
+          'action': 'search',
+          'keyword': tag,
+        };
+    var context = App.mainNavigatorKey!.currentContext!;
+    if (config['action'] == 'search') {
+      context.to(() => SearchResultPage(
+        text: config['keyword'] ?? '',
+        sourceKey: comicSource.key,
+        options: const [],
+      ));
+    } else if (config['action'] == 'category') {
+      context.to(
+            () => CategoryComicsPage(
+          category: config['keyword'] ?? '',
+          categoryKey: comicSource.categoryData!.key,
+          param: config['param'],
+        ),
+      );
+    }
+  }
+
+  void showMoreActions() {
+    var context = App.rootContext;
+    showMenuX(
+        context,
+        Offset(
+          context.width - 16,
+          context.padding.top,
+        ),
+        [
+          MenuEntry(
+            icon: Icons.copy,
+            text: "Copy Title".tl,
+            onClick: () {
+              Clipboard.setData(ClipboardData(text: comic.title));
+              context.showMessage(message: "Copied".tl);
+            },
+          ),
+          MenuEntry(
+            icon: Icons.copy_rounded,
+            text: "Copy ID".tl,
+            onClick: () {
+              Clipboard.setData(ClipboardData(text: comic.id));
+              context.showMessage(message: "Copied".tl);
+            },
+          ),
+          if (comic.url != null)
+            MenuEntry(
+              icon: Icons.link,
+              text: "Copy URL".tl,
+              onClick: () {
+                Clipboard.setData(ClipboardData(text: comic.url!));
+                context.showMessage(message: "Copied".tl);
+              },
+            ),
+          if (comic.url != null)
+            MenuEntry(
+              icon: Icons.open_in_browser,
+              text: "Open in Browser".tl,
+              onClick: () {
+                launchUrlString(comic.url!);
+              },
+            ),
+        ]);
+  }
+
+  void showComments() {
+    showSideBar(
+      App.rootContext,
+      CommentsPage(
+        data: comic,
+        source: comicSource,
+      ),
+    );
+  }
+
+  void starRating() {
+    if (!comicSource.isLogged) {
+      return;
+    }
+    var rating = 0.0;
+    var isLoading = false;
+    showDialog(
+      context: App.rootContext,
+      builder: (dialogContext) => StatefulBuilder(
+        builder: (context, setState) => SimpleDialog(
+          title: const Text("Rating"),
+          alignment: Alignment.center,
+          children: [
+            SizedBox(
+              height: 100,
+              child: Center(
+                child: SizedBox(
+                  width: 210,
+                  child: Column(
+                    children: [
+                      const SizedBox(
+                        height: 10,
+                      ),
+                      RatingWidget(
+                        padding: 2,
+                        onRatingUpdate: (value) => rating = value,
+                        value: 1,
+                        selectable: true,
+                        size: 40,
+                      ),
+                      const Spacer(),
+                      Button.filled(
+                        isLoading: isLoading,
+                        onPressed: () {
+                          setState(() {
+                            isLoading = true;
+                          });
+                          comicSource.starRatingFunc!(comic.id, rating.round())
+                              .then((value) {
+                            if (value.success) {
+                              App.rootContext
+                                  .showMessage(message: "Success".tl);
+                              Navigator.of(dialogContext).pop();
+                            } else {
+                              App.rootContext
+                                  .showMessage(message: value.errorMessage!);
+                              setState(() {
+                                isLoading = false;
+                              });
+                            }
+                          });
+                        },
+                        child: Text("Submit".tl),
+                      )
+                    ],
+                  ),
+                ),
+              ),
+            )
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/pages/comic_details_page/chapters.dart

@@ -0,0 +1,348 @@
+part of 'comic_page.dart';
+
+class _ComicChapters extends StatelessWidget {
+  const _ComicChapters({this.history, required this.groupedMode});
+
+  final History? history;
+
+  final bool groupedMode;
+
+  @override
+  Widget build(BuildContext context) {
+    return groupedMode
+        ? _GroupedComicChapters(history)
+        : _NormalComicChapters(history);
+  }
+}
+
+class _NormalComicChapters extends StatefulWidget {
+  const _NormalComicChapters(this.history);
+
+  final History? history;
+
+  @override
+  State<_NormalComicChapters> createState() => _NormalComicChaptersState();
+}
+
+class _NormalComicChaptersState extends State<_NormalComicChapters> {
+  late _ComicPageState state;
+
+  bool reverse = false;
+
+  bool showAll = false;
+
+  late History? history;
+
+  late Map<String, String> chapters;
+
+  @override
+  void initState() {
+    super.initState();
+    history = widget.history;
+  }
+
+  @override
+  void didChangeDependencies() {
+    state = context.findAncestorStateOfType<_ComicPageState>()!;
+    chapters = state.comic.chapters!;
+    super.didChangeDependencies();
+  }
+
+  @override
+  void didUpdateWidget(covariant _NormalComicChapters oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    setState(() {
+      history = widget.history;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SliverLayoutBuilder(
+      builder: (context, constrains) {
+        int length = chapters.length;
+        bool canShowAll = showAll;
+        if (!showAll) {
+          var width = constrains.crossAxisExtent - 16;
+          var crossItems = width ~/ 200;
+          if (width % 200 != 0) {
+            crossItems += 1;
+          }
+          length = math.min(length, crossItems * 8);
+          if (length == chapters.length) {
+            canShowAll = true;
+          }
+        }
+
+        return SliverMainAxisGroup(
+          slivers: [
+            SliverToBoxAdapter(
+              child: ListTile(
+                title: Text("Chapters".tl),
+                trailing: Tooltip(
+                  message: "Order".tl,
+                  child: IconButton(
+                    icon: Icon(reverse
+                        ? Icons.vertical_align_top
+                        : Icons.vertical_align_bottom_outlined),
+                    onPressed: () {
+                      setState(() {
+                        reverse = !reverse;
+                      });
+                    },
+                  ),
+                ),
+              ),
+            ),
+            SliverGrid(
+              delegate: SliverChildBuilderDelegate(
+                childCount: length,
+                (context, i) {
+                  if (reverse) {
+                    i = chapters.length - i - 1;
+                  }
+                  var key = chapters.keys.elementAt(i);
+                  var value = chapters[key]!;
+                  bool visited = (history?.readEpisode ?? {}).contains(i + 1);
+                  return Padding(
+                    padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                    child: Material(
+                      color: context.colorScheme.surfaceContainer,
+                      borderRadius: BorderRadius.circular(16),
+                      child: InkWell(
+                        onTap: () => state.read(i + 1),
+                        borderRadius: BorderRadius.circular(16),
+                        child: Padding(
+                          padding: const EdgeInsets.symmetric(horizontal: 4),
+                          child: Center(
+                            child: Text(
+                              value,
+                              maxLines: 1,
+                              textAlign: TextAlign.center,
+                              overflow: TextOverflow.ellipsis,
+                              style: TextStyle(
+                                color: visited
+                                    ? context.colorScheme.outline
+                                    : null,
+                              ),
+                            ),
+                          ),
+                        ),
+                      ),
+                    ),
+                  );
+                },
+              ),
+              gridDelegate: const SliverGridDelegateWithFixedHeight(
+                maxCrossAxisExtent: 200,
+                itemHeight: 48,
+              ),
+            ).sliverPadding(const EdgeInsets.symmetric(horizontal: 8)),
+            if (!canShowAll)
+              SliverToBoxAdapter(
+                child: Align(
+                  alignment: Alignment.center,
+                  child: TextButton.icon(
+                    icon: const Icon(Icons.arrow_drop_down),
+                    onPressed: () {
+                      setState(() {
+                        showAll = true;
+                      });
+                    },
+                    label: Text("${"Show all".tl} (${chapters.length})"),
+                  ).paddingTop(12),
+                ),
+              ),
+            const SliverToBoxAdapter(
+              child: Divider(),
+            ),
+          ],
+        );
+      },
+    );
+  }
+}
+
+class _GroupedComicChapters extends StatefulWidget {
+  const _GroupedComicChapters(this.history);
+
+  final History? history;
+
+  @override
+  State<_GroupedComicChapters> createState() => _GroupedComicChaptersState();
+}
+
+class _GroupedComicChaptersState extends State<_GroupedComicChapters>
+    with SingleTickerProviderStateMixin {
+  late _ComicPageState state;
+
+  bool reverse = false;
+
+  bool showAll = false;
+
+  late History? history;
+
+  late Map<String, Map<String, String>> chapters;
+
+  late TabController tabController;
+
+  int index = 0;
+
+  @override
+  void initState() {
+    super.initState();
+    history = widget.history;
+  }
+
+  @override
+  void didChangeDependencies() {
+    state = context.findAncestorStateOfType<_ComicPageState>()!;
+    chapters = state.comic.groupedChapters!;
+    tabController = TabController(
+      length: chapters.keys.length,
+      vsync: this,
+    );
+    tabController.addListener(onTabChange);
+    super.didChangeDependencies();
+  }
+
+  void onTabChange() {
+    if (index != tabController.index) {
+      setState(() {
+        index = tabController.index;
+      });
+    }
+  }
+
+  @override
+  void didUpdateWidget(covariant _GroupedComicChapters oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    setState(() {
+      history = widget.history;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SliverLayoutBuilder(
+      builder: (context, constrains) {
+        var group = chapters.values.elementAt(index);
+        int length = group.length;
+        bool canShowAll = showAll;
+        if (!showAll) {
+          var width = constrains.crossAxisExtent - 16;
+          var crossItems = width ~/ 200;
+          if (width % 200 != 0) {
+            crossItems += 1;
+          }
+          length = math.min(length, crossItems * 8);
+          if (length == group.length) {
+            canShowAll = true;
+          }
+        }
+
+        return SliverMainAxisGroup(
+          slivers: [
+            SliverToBoxAdapter(
+              child: ListTile(
+                title: Text("Chapters".tl),
+                trailing: Tooltip(
+                  message: "Order".tl,
+                  child: IconButton(
+                    icon: Icon(reverse
+                        ? Icons.vertical_align_top
+                        : Icons.vertical_align_bottom_outlined),
+                    onPressed: () {
+                      setState(() {
+                        reverse = !reverse;
+                      });
+                    },
+                  ),
+                ),
+              ),
+            ),
+            SliverToBoxAdapter(
+              child: AppTabBar(
+                withUnderLine: false,
+                controller: tabController,
+                tabs: chapters.keys.map((e) => Tab(text: e)).toList(),
+              ),
+            ),
+            SliverPadding(padding: const EdgeInsets.only(top: 8)),
+            SliverGrid(
+              delegate: SliverChildBuilderDelegate(
+                childCount: length,
+                (context, i) {
+                  if (reverse) {
+                    i = group.length - i - 1;
+                  }
+                  var key = group.keys.elementAt(i);
+                  var value = group[key]!;
+                  var chapterIndex = 0;
+                  for (var j = 0; j < chapters.length; j++) {
+                    if (j == index) {
+                      chapterIndex += i;
+                      break;
+                    }
+                    chapterIndex += chapters.values.elementAt(j).length;
+                  }
+                  bool visited =
+                      (history?.readEpisode ?? {}).contains(chapterIndex + 1);
+                  return Padding(
+                    padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                    child: Material(
+                      color: context.colorScheme.surfaceContainer,
+                      borderRadius: BorderRadius.circular(16),
+                      child: InkWell(
+                        onTap: () => state.read(chapterIndex + 1),
+                        borderRadius: BorderRadius.circular(16),
+                        child: Padding(
+                          padding: const EdgeInsets.symmetric(horizontal: 4),
+                          child: Center(
+                            child: Text(
+                              value,
+                              maxLines: 1,
+                              textAlign: TextAlign.center,
+                              overflow: TextOverflow.ellipsis,
+                              style: TextStyle(
+                                color: visited
+                                    ? context.colorScheme.outline
+                                    : null,
+                              ),
+                            ),
+                          ),
+                        ),
+                      ),
+                    ),
+                  );
+                },
+              ),
+              gridDelegate: const SliverGridDelegateWithFixedHeight(
+                maxCrossAxisExtent: 200,
+                itemHeight: 48,
+              ),
+            ).sliverPadding(const EdgeInsets.symmetric(horizontal: 8)),
+            if (!canShowAll)
+              SliverToBoxAdapter(
+                child: Align(
+                  alignment: Alignment.center,
+                  child: TextButton.icon(
+                    icon: const Icon(Icons.arrow_drop_down),
+                    onPressed: () {
+                      setState(() {
+                        showAll = true;
+                      });
+                    },
+                    label: Text("${"Show all".tl} (${group.length})"),
+                  ).paddingTop(12),
+                ),
+              ),
+            const SliverToBoxAdapter(
+              child: Divider(),
+            ),
+          ],
+        );
+      },
+    );
+  }
+}

lib/pages/comic_details_page/comic_page.dart

@@ -0,0 +1,936 @@
+import 'dart:collection';
+import 'package:flutter/gestures.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:shimmer_animation/shimmer_animation.dart';
+import 'package:sliver_tools/sliver_tools.dart';
+import 'package:url_launcher/url_launcher_string.dart';
+import 'package:venera/components/components.dart';
+import 'package:venera/foundation/app.dart';
+import 'package:venera/foundation/appdata.dart';
+import 'package:venera/foundation/comic_source/comic_source.dart';
+import 'package:venera/foundation/comic_type.dart';
+import 'package:venera/foundation/consts.dart';
+import 'package:venera/foundation/favorites.dart';
+import 'package:venera/foundation/history.dart';
+import 'package:venera/foundation/image_provider/cached_image.dart';
+import 'package:venera/foundation/local.dart';
+import 'package:venera/foundation/res.dart';
+import 'package:venera/network/download.dart';
+import 'package:venera/pages/category_comics_page.dart';
+import 'package:venera/pages/favorites/favorites_page.dart';
+import 'package:venera/pages/reader/reader.dart';
+import 'package:venera/pages/search_result_page.dart';
+import 'package:venera/utils/app_links.dart';
+import 'package:venera/utils/ext.dart';
+import 'package:venera/utils/io.dart';
+import 'package:venera/utils/tags_translation.dart';
+import 'package:venera/utils/translations.dart';
+import 'dart:math' as math;
+
+part 'comments_page.dart';
+
+part 'chapters.dart';
+
+part 'thumbnails.dart';
+
+part 'favorite.dart';
+
+part 'comments_preview.dart';
+
+part 'actions.dart';
+
+class ComicPage extends StatefulWidget {
+  const ComicPage({
+    super.key,
+    required this.id,
+    required this.sourceKey,
+    this.cover,
+    this.title,
+    this.heroID,
+  });
+
+  final String id;
+
+  final String sourceKey;
+
+  final String? cover;
+
+  final String? title;
+
+  final int? heroID;
+
+  @override
+  State<ComicPage> createState() => _ComicPageState();
+}
+
+class _ComicPageState extends LoadingState<ComicPage, ComicDetails>
+    with _ComicPageActions {
+  @override
+  History? history;
+
+  bool showAppbarTitle = false;
+
+  var scrollController = ScrollController();
+
+  bool isDownloaded = false;
+
+  @override
+  void onReadEnd() {
+    history ??=
+        HistoryManager().find(widget.id, ComicType(widget.sourceKey.hashCode));
+    update();
+  }
+
+  @override
+  Widget buildLoading() {
+    return _ComicPageLoadingPlaceHolder(
+      cover: widget.cover,
+      title: widget.title,
+      sourceKey: widget.sourceKey,
+      cid: widget.id,
+      heroID: widget.heroID,
+    );
+  }
+
+  @override
+  void initState() {
+    scrollController.addListener(onScroll);
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    scrollController.removeListener(onScroll);
+    super.dispose();
+  }
+
+  @override
+  void update() {
+    setState(() {});
+  }
+
+  @override
+  ComicDetails get comic => data!;
+
+  void onScroll() {
+    if (scrollController.offset > 100) {
+      if (!showAppbarTitle) {
+        setState(() {
+          showAppbarTitle = true;
+        });
+      }
+    } else {
+      if (showAppbarTitle) {
+        setState(() {
+          showAppbarTitle = false;
+        });
+      }
+    }
+  }
+
+  var isFirst = true;
+
+  @override
+  Widget buildContent(BuildContext context, ComicDetails data) {
+    return SmoothCustomScrollView(
+      controller: scrollController,
+      slivers: [
+        ...buildTitle(),
+        buildActions(),
+        buildDescription(),
+        buildInfo(),
+        buildChapters(),
+        buildComments(),
+        buildThumbnails(),
+        buildRecommend(),
+        SliverPadding(padding: EdgeInsets.only(bottom: context.padding.bottom)),
+      ],
+    );
+  }
+
+  @override
+  Future<Res<ComicDetails>> loadData() async {
+    if (widget.sourceKey == 'local') {
+      var localComic = LocalManager().find(widget.id, ComicType.local);
+      if (localComic == null) {
+        return const Res.error('Local comic not found');
+      }
+      var history = HistoryManager().find(widget.id, ComicType.local);
+      if (isFirst) {
+        Future.microtask(() {
+          App.rootContext.to(() {
+            return Reader(
+              type: ComicType.local,
+              cid: widget.id,
+              name: localComic.title,
+              chapters: localComic.chapters,
+              history: history ??
+                  History.fromModel(
+                    model: localComic,
+                    ep: 0,
+                    page: 0,
+                  ),
+              author: localComic.subTitle ?? '',
+              tags: localComic.tags,
+            );
+          });
+          App.mainNavigatorKey!.currentContext!.pop();
+        });
+        isFirst = false;
+      }
+      await Future.delayed(const Duration(milliseconds: 200));
+      return const Res.error('Local comic');
+    }
+    var comicSource = ComicSource.find(widget.sourceKey);
+    if (comicSource == null) {
+      return const Res.error('Comic source not found');
+    }
+    isAddToLocalFav = LocalFavoritesManager().isExist(
+      widget.id,
+      ComicType(widget.sourceKey.hashCode),
+    );
+    history =
+        HistoryManager().find(widget.id, ComicType(widget.sourceKey.hashCode));
+    return comicSource.loadComicInfo!(widget.id);
+  }
+
+  @override
+  Future<void> onDataLoaded() async {
+    isLiked = comic.isLiked ?? false;
+    isFavorite = comic.isFavorite ?? false;
+    if (comic.chapters == null) {
+      isDownloaded = LocalManager().isDownloaded(
+        comic.id,
+        comic.comicType,
+        0,
+      );
+    }
+  }
+
+  Iterable<Widget> buildTitle() sync* {
+    yield SliverAppbar(
+      title: AnimatedOpacity(
+        opacity: showAppbarTitle ? 1.0 : 0.0,
+        duration: const Duration(milliseconds: 200),
+        child: Text(comic.title),
+      ),
+      actions: [
+        IconButton(
+            onPressed: showMoreActions, icon: const Icon(Icons.more_horiz))
+      ],
+    );
+
+    yield const SliverPadding(padding: EdgeInsets.only(top: 8));
+
+    yield SliverLazyToBoxAdapter(
+      child: Row(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          const SizedBox(width: 16),
+          Hero(
+            tag: "cover${widget.heroID}",
+            child: Container(
+              decoration: BoxDecoration(
+                color: context.colorScheme.primaryContainer,
+                borderRadius: BorderRadius.circular(8),
+                boxShadow: [
+                  BoxShadow(
+                    color: context.colorScheme.outlineVariant,
+                    blurRadius: 1,
+                    offset: const Offset(0, 1),
+                  ),
+                ],
+              ),
+              height: 144,
+              width: 144 * 0.72,
+              clipBehavior: Clip.antiAlias,
+              child: AnimatedImage(
+                image: CachedImageProvider(
+                  widget.cover ?? comic.cover,
+                  sourceKey: comic.sourceKey,
+                  cid: comic.id,
+                ),
+                width: double.infinity,
+                height: double.infinity,
+              ),
+            ),
+          ),
+          const SizedBox(width: 16),
+          Expanded(
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                SelectableText(comic.title, style: ts.s18),
+                if (comic.subTitle != null)
+                  SelectableText(comic.subTitle!, style: ts.s14)
+                      .paddingVertical(4),
+                Text(
+                  (ComicSource.find(comic.sourceKey)?.name) ?? '',
+                  style: ts.s12,
+                ),
+              ],
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  Widget buildActions() {
+    bool isMobile = context.width < changePoint;
+    bool hasHistory = history != null && (history!.ep > 1 || history!.page > 1);
+    return SliverLazyToBoxAdapter(
+      child: Column(
+        children: [
+          ListView(
+            scrollDirection: Axis.horizontal,
+            padding: const EdgeInsets.symmetric(horizontal: 8),
+            children: [
+              if (hasHistory && !isMobile)
+                _ActionButton(
+                  icon: const Icon(Icons.menu_book),
+                  text: 'Continue'.tl,
+                  onPressed: continueRead,
+                  iconColor: context.useTextColor(Colors.yellow),
+                ),
+              if (!isMobile || hasHistory)
+                _ActionButton(
+                  icon: const Icon(Icons.play_circle_outline),
+                  text: 'Start'.tl,
+                  onPressed: read,
+                  iconColor: context.useTextColor(Colors.orange),
+                ),
+              if (!isMobile && !isDownloaded)
+                _ActionButton(
+                  icon: const Icon(Icons.download),
+                  text: 'Download'.tl,
+                  onPressed: download,
+                  iconColor: context.useTextColor(Colors.cyan),
+                ),
+              if (data!.isLiked != null)
+                _ActionButton(
+                  icon: const Icon(Icons.favorite_border),
+                  activeIcon: const Icon(Icons.favorite),
+                  isActive: isLiked,
+                  text: ((data!.likesCount != null)
+                          ? (data!.likesCount! + (isLiked ? 1 : 0))
+                          : (isLiked ? 'Liked'.tl : 'Like'.tl))
+                      .toString(),
+                  isLoading: isLiking,
+                  onPressed: likeOrUnlike,
+                  iconColor: context.useTextColor(Colors.red),
+                ),
+              _ActionButton(
+                icon: const Icon(Icons.bookmark_outline_outlined),
+                activeIcon: const Icon(Icons.bookmark),
+                isActive: isFavorite || isAddToLocalFav,
+                text: 'Favorite'.tl,
+                onPressed: openFavPanel,
+                onLongPressed: quickFavorite,
+                iconColor: context.useTextColor(Colors.purple),
+              ),
+              if (comicSource.commentsLoader != null)
+                _ActionButton(
+                  icon: const Icon(Icons.comment),
+                  text: (comic.commentCount ?? 'Comments'.tl).toString(),
+                  onPressed: showComments,
+                  iconColor: context.useTextColor(Colors.green),
+                ),
+              _ActionButton(
+                icon: const Icon(Icons.share),
+                text: 'Share'.tl,
+                onPressed: share,
+                iconColor: context.useTextColor(Colors.blue),
+              ),
+            ],
+          ).fixHeight(48),
+          if (isMobile)
+            Row(
+              children: [
+                Expanded(
+                  child: FilledButton.tonal(
+                    onPressed: download,
+                    child: Text("Download".tl),
+                  ),
+                ),
+                const SizedBox(width: 16),
+                Expanded(
+                  child: hasHistory
+                      ? FilledButton(
+                          onPressed: continueRead, child: Text("Continue".tl))
+                      : FilledButton(onPressed: read, child: Text("Read".tl)),
+                )
+              ],
+            ).paddingHorizontal(16).paddingVertical(8),
+          if (history != null)
+            Container(
+              margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
+              decoration: BoxDecoration(
+                color: context.colorScheme.surfaceContainerLow,
+                borderRadius: BorderRadius.circular(16),
+              ),
+              child: Row(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  Icon(Icons.history, color: context.useTextColor(Colors.teal)),
+                  const SizedBox(width: 8),
+                  Builder(
+                    builder: (context) {
+                      bool haveChapter = comic.chapters != null;
+                      var page = history!.page;
+                      var ep = history!.ep;
+                      String text;
+                      if (haveChapter) {
+                        text = "Last Reading: Chapter @ep Page @page".tlParams({
+                          'ep': ep,
+                          'page': page,
+                        });
+                      } else {
+                        text = "Last Reading: Page @page".tlParams({
+                          'page': page,
+                        });
+                      }
+                      return Text(text);
+                    },
+                  ),
+                  const SizedBox(width: 4),
+                ],
+              ),
+            ).toAlign(Alignment.centerLeft),
+          const Divider(),
+        ],
+      ).paddingTop(16),
+    );
+  }
+
+  Widget buildDescription() {
+    if (comic.description == null || comic.description!.trim().isEmpty) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+    return SliverLazyToBoxAdapter(
+      child: Column(
+        children: [
+          ListTile(
+            title: Text("Description".tl),
+          ),
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16),
+            child: SelectableText(comic.description!).fixWidth(double.infinity),
+          ),
+          const SizedBox(height: 16),
+          const Divider(),
+        ],
+      ),
+    );
+  }
+
+  Widget buildInfo() {
+    if (comic.tags.isEmpty &&
+        comic.uploader == null &&
+        comic.uploadTime == null &&
+        comic.uploadTime == null) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+
+    int i = 0;
+
+    Widget buildTag({
+      required String text,
+      VoidCallback? onTap,
+      bool isTitle = false,
+    }) {
+      Color color;
+      if (isTitle) {
+        const colors = [
+          Colors.blue,
+          Colors.cyan,
+          Colors.red,
+          Colors.pink,
+          Colors.purple,
+          Colors.indigo,
+          Colors.teal,
+          Colors.green,
+          Colors.lime,
+          Colors.yellow,
+        ];
+        color = context.useBackgroundColor(colors[(i++) % (colors.length)]);
+      } else {
+        color = context.colorScheme.surfaceContainerLow;
+      }
+
+      final borderRadius = BorderRadius.circular(12);
+
+      const padding = EdgeInsets.symmetric(horizontal: 16, vertical: 6);
+
+      if (onTap != null) {
+        return Material(
+          color: color,
+          borderRadius: borderRadius,
+          child: InkWell(
+            borderRadius: borderRadius,
+            onTap: onTap,
+            onLongPress: () {
+              Clipboard.setData(ClipboardData(text: text));
+              context.showMessage(message: "Copied".tl);
+            },
+            onSecondaryTapDown: (details) {
+              showMenuX(context, details.globalPosition, [
+                MenuEntry(
+                  icon: Icons.remove_red_eye,
+                  text: "View".tl,
+                  onClick: onTap,
+                ),
+                MenuEntry(
+                  icon: Icons.copy,
+                  text: "Copy".tl,
+                  onClick: () {
+                    Clipboard.setData(ClipboardData(text: text));
+                    context.showMessage(message: "Copied".tl);
+                  },
+                ),
+              ]);
+            },
+            child: Text(text).padding(padding),
+          ),
+        );
+      } else {
+        return Container(
+          decoration: BoxDecoration(
+            color: color,
+            borderRadius: borderRadius,
+          ),
+          child: Text(text).padding(padding),
+        );
+      }
+    }
+
+    String formatTime(String time) {
+      if (int.tryParse(time) != null) {
+        var t = int.tryParse(time);
+        if (t! > 1000000000000) {
+          return DateTime.fromMillisecondsSinceEpoch(t)
+              .toString()
+              .substring(0, 19);
+        } else {
+          return DateTime.fromMillisecondsSinceEpoch(t * 1000)
+              .toString()
+              .substring(0, 19);
+        }
+      }
+      if (time.contains('T') || time.contains('Z')) {
+        var t = DateTime.parse(time);
+        return t.toString().substring(0, 19);
+      }
+      return time;
+    }
+
+    Widget buildWrap({required List<Widget> children}) {
+      return Wrap(
+        runSpacing: 8,
+        spacing: 8,
+        children: children,
+      ).paddingHorizontal(16).paddingBottom(8);
+    }
+
+    bool enableTranslation =
+        App.locale.languageCode == 'zh' && comicSource.enableTagsTranslate;
+
+    return SliverLazyToBoxAdapter(
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          ListTile(
+            title: Text("Information".tl),
+          ),
+          if (comic.stars != null)
+            Row(
+              children: [
+                StarRating(
+                  value: comic.stars!,
+                  size: 24,
+                  onTap: starRating,
+                ),
+                const SizedBox(width: 8),
+                Text(comic.stars!.toStringAsFixed(2)),
+              ],
+            ).paddingLeft(16).paddingVertical(8),
+          for (var e in comic.tags.entries)
+            buildWrap(
+              children: [
+                if (e.value.isNotEmpty)
+                  buildTag(text: e.key.ts(comicSource.key), isTitle: true),
+                for (var tag in e.value)
+                  buildTag(
+                    text: enableTranslation
+                        ? TagsTranslation.translationTagWithNamespace(
+                            tag,
+                            e.key.toLowerCase(),
+                          )
+                        : tag,
+                    onTap: () => onTapTag(tag, e.key),
+                  ),
+              ],
+            ),
+          if (comic.uploader != null)
+            buildWrap(
+              children: [
+                buildTag(text: 'Uploader'.tl, isTitle: true),
+                buildTag(text: comic.uploader!),
+              ],
+            ),
+          if (comic.uploadTime != null)
+            buildWrap(
+              children: [
+                buildTag(text: 'Upload Time'.tl, isTitle: true),
+                buildTag(text: formatTime(comic.uploadTime!)),
+              ],
+            ),
+          if (comic.updateTime != null)
+            buildWrap(
+              children: [
+                buildTag(text: 'Update Time'.tl, isTitle: true),
+                buildTag(text: formatTime(comic.updateTime!)),
+              ],
+            ),
+          const SizedBox(height: 12),
+          const Divider(),
+        ],
+      ),
+    );
+  }
+
+  Widget buildChapters() {
+    if (comic.chapters == null) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+    return _ComicChapters(
+      history: history,
+      groupedMode: comic.groupedChapters != null,
+    );
+  }
+
+  Widget buildThumbnails() {
+    if (comic.thumbnails == null && comicSource.loadComicThumbnail == null) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+    return const _ComicThumbnails();
+  }
+
+  Widget buildRecommend() {
+    if (comic.recommend == null || comic.recommend!.isEmpty) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+    return SliverMainAxisGroup(slivers: [
+      SliverToBoxAdapter(
+        child: ListTile(
+          title: Text("Related".tl),
+        ),
+      ),
+      SliverGridComics(comics: comic.recommend!),
+    ]);
+  }
+
+  Widget buildComments() {
+    if (comic.comments == null || comic.comments!.isEmpty) {
+      return const SliverPadding(padding: EdgeInsets.zero);
+    }
+    return _CommentsPart(
+      comments: comic.comments!,
+      showMore: showComments,
+    );
+  }
+}
+
+class _ActionButton extends StatelessWidget {
+  const _ActionButton({
+    required this.icon,
+    required this.text,
+    required this.onPressed,
+    this.onLongPressed,
+    this.activeIcon,
+    this.isActive,
+    this.isLoading,
+    this.iconColor,
+  });
+
+  final Widget icon;
+
+  final Widget? activeIcon;
+
+  final bool? isActive;
+
+  final String text;
+
+  final void Function() onPressed;
+
+  final bool? isLoading;
+
+  final Color? iconColor;
+
+  final void Function()? onLongPressed;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      margin: const EdgeInsets.symmetric(horizontal: 4, vertical: 6),
+      decoration: BoxDecoration(
+        borderRadius: BorderRadius.circular(18),
+        border: Border.all(
+          color: context.colorScheme.outlineVariant,
+          width: 0.6,
+        ),
+      ),
+      child: InkWell(
+        onTap: () {
+          if (!(isLoading ?? false)) {
+            onPressed();
+          }
+        },
+        onLongPress: onLongPressed,
+        borderRadius: BorderRadius.circular(18),
+        child: IconTheme.merge(
+          data: IconThemeData(size: 20, color: iconColor),
+          child: Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              if (isLoading ?? false)
+                const SizedBox(
+                  width: 20,
+                  height: 20,
+                  child: CircularProgressIndicator(strokeWidth: 1.8),
+                )
+              else
+                (isActive ?? false) ? (activeIcon ?? icon) : icon,
+              const SizedBox(width: 8),
+              Text(text),
+            ],
+          ).paddingHorizontal(16),
+        ),
+      ),
+    );
+  }
+}
+
+class _SelectDownloadChapter extends StatefulWidget {
+  const _SelectDownloadChapter(this.eps, this.finishSelect, this.downloadedEps);
+
+  final List<String> eps;
+  final void Function(List<int>) finishSelect;
+  final List<int> downloadedEps;
+
+  @override
+  State<_SelectDownloadChapter> createState() => _SelectDownloadChapterState();
+}
+
+class _SelectDownloadChapterState extends State<_SelectDownloadChapter> {
+  List<int> selected = [];
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: Appbar(
+        title: Text("Download".tl),
+        backgroundColor: context.colorScheme.surfaceContainerLow,
+      ),
+      body: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Expanded(
+            child: ListView.builder(
+              padding: EdgeInsets.zero,
+              itemCount: widget.eps.length,
+              itemBuilder: (context, i) {
+                return CheckboxListTile(
+                    title: Text(widget.eps[i]),
+                    value: selected.contains(i) ||
+                        widget.downloadedEps.contains(i),
+                    onChanged: widget.downloadedEps.contains(i)
+                        ? null
+                        : (v) {
+                            setState(() {
+                              if (selected.contains(i)) {
+                                selected.remove(i);
+                              } else {
+                                selected.add(i);
+                              }
+                            });
+                          });
+              },
+            ),
+          ),
+          Container(
+            height: 50,
+            decoration: BoxDecoration(
+              border: Border(
+                top: BorderSide(
+                  color: context.colorScheme.outlineVariant,
+                ),
+              ),
+            ),
+            child: Row(
+              children: [
+                const SizedBox(width: 16),
+                Expanded(
+                  child: TextButton(
+                    onPressed: () {
+                      var res = <int>[];
+                      for (int i = 0; i < widget.eps.length; i++) {
+                        if (!widget.downloadedEps.contains(i)) {
+                          res.add(i);
+                        }
+                      }
+                      widget.finishSelect(res);
+                      context.pop();
+                    },
+                    child: Text("Download All".tl),
+                  ),
+                ),
+                const SizedBox(width: 16),
+                Expanded(
+                  child: FilledButton(
+                    onPressed: selected.isEmpty
+                        ? null
+                        : () {
+                            widget.finishSelect(selected);
+                            context.pop();
+                          },
+                    child: Text("Download Selected".tl),
+                  ),
+                ),
+                const SizedBox(width: 16),
+              ],
+            ),
+          ),
+          SizedBox(height: MediaQuery.of(context).padding.bottom),
+        ],
+      ),
+    );
+  }
+}
+
+class _ComicPageLoadingPlaceHolder extends StatelessWidget {
+  const _ComicPageLoadingPlaceHolder({
+    this.cover,
+    this.title,
+    required this.sourceKey,
+    required this.cid,
+    this.heroID,
+  });
+
+  final String? cover;
+
+  final String? title;
+
+  final String sourceKey;
+
+  final String cid;
+
+  final int? heroID;
+
+  @override
+  Widget build(BuildContext context) {
+    Widget buildContainer(double? width, double? height,
+        {Color? color, double? radius}) {
+      return Container(
+        height: height,
+        width: width,
+        decoration: BoxDecoration(
+          color: color ?? context.colorScheme.surfaceContainerLow,
+          borderRadius: BorderRadius.circular(radius ?? 4),
+        ),
+      );
+    }
+
+    return Shimmer(
+      color: context.isDarkMode ? Colors.grey.shade700 : Colors.white,
+      child: Column(
+        children: [
+          Appbar(title: Text(""), backgroundColor: context.colorScheme.surface),
+          const SizedBox(height: 8),
+          Row(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              const SizedBox(width: 16),
+              buildImage(context),
+              const SizedBox(width: 16),
+              Expanded(
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    if (title != null)
+                      Text(title ?? "", style: ts.s18)
+                    else
+                      buildContainer(200, 25),
+                    const SizedBox(height: 8),
+                    buildContainer(80, 20),
+                  ],
+                ),
+              ),
+            ],
+          ),
+          const SizedBox(height: 8),
+          if (context.width < changePoint)
+            Row(
+              children: [
+                Expanded(
+                  child: buildContainer(null, 36, radius: 18),
+                ),
+                const SizedBox(width: 16),
+                Expanded(
+                  child: buildContainer(null, 36, radius: 18),
+                ),
+              ],
+            ).paddingHorizontal(16),
+          const Divider(),
+          const SizedBox(height: 8),
+          Center(
+            child: CircularProgressIndicator(
+              strokeWidth: 2.4,
+            ).fixHeight(24).fixWidth(24),
+          )
+        ],
+      ),
+    );
+  }
+
+  Widget buildImage(BuildContext context) {
+    Widget child;
+    if (cover != null) {
+      child = AnimatedImage(
+        image: CachedImageProvider(
+          cover!,
+          sourceKey: sourceKey,
+          cid: cid,
+        ),
+        width: double.infinity,
+        height: double.infinity,
+        fit: BoxFit.cover,
+      );
+    } else {
+      child = const SizedBox();
+    }
+
+    return Hero(
+      tag: "cover$heroID",
+      child: Container(
+        decoration: BoxDecoration(
+          color: context.colorScheme.primaryContainer,
+          borderRadius: BorderRadius.circular(8),
+          boxShadow: [
+            BoxShadow(
+              color: context.colorScheme.outlineVariant,
+              blurRadius: 1,
+              offset: const Offset(0, 1),
+            ),
+          ],
+        ),
+        height: 144,
+        width: 144 * 0.72,
+        clipBehavior: Clip.antiAlias,
+        child: child,
+      ),
+    );
+  }
+}

lib/pages/comic_details_page/comments_page.dart

@@ -1,25 +1,18 @@
-import 'dart:collection';
-
-import 'package:flutter/gestures.dart';
-import 'package:flutter/material.dart';
-import 'package:url_launcher/url_launcher_string.dart';
-import 'package:venera/components/components.dart';
-import 'package:venera/foundation/app.dart';
-import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/image_provider/cached_image.dart';
-import 'package:venera/utils/app_links.dart';
-import 'package:venera/utils/ext.dart';
-import 'package:venera/utils/translations.dart';
+part of 'comic_page.dart';
 
 class CommentsPage extends StatefulWidget {
-  const CommentsPage(
-      {super.key, required this.data, required this.source, this.replyId});
+  const CommentsPage({
+    super.key,
+    required this.data,
+    required this.source,
+    this.replyComment,
+  });
 
   final ComicDetails data;
 
   final ComicSource source;
 
-  final String? replyId;
+  final Comment? replyComment;
 
   @override
   State<CommentsPage> createState() => _CommentsPageState();
@@ -36,13 +29,13 @@ class _CommentsPageState extends State<CommentsPage> {
 
   void firstLoad() async {
     var res = await widget.source.commentsLoader!(
-        widget.data.comicId, widget.data.subId, 1, widget.replyId);
+        widget.data.comicId, widget.data.subId, 1, widget.replyComment?.id);
     if (res.error) {
       setState(() {
         _error = res.errorMessage;
         _loading = false;
       });
-    } else {
+    } else if (mounted) {
       setState(() {
         _comments = res.data;
         _loading = false;
@@ -53,7 +46,11 @@ class _CommentsPageState extends State<CommentsPage> {
 
   void loadMore() async {
     var res = await widget.source.commentsLoader!(
-        widget.data.comicId, widget.data.subId, _page + 1, widget.replyId);
+      widget.data.comicId,
+      widget.data.subId,
+      _page + 1,
+      widget.replyComment?.id,
+    );
     if (res.error) {
       context.showMessage(message: res.errorMessage ?? "Unknown Error");
     } else {
@@ -105,8 +102,44 @@ class _CommentsPageState extends State<CommentsPage> {
             child: ListView.builder(
               primary: false,
               padding: EdgeInsets.zero,
-              itemCount: _comments!.length + 1,
+              itemCount: _comments!.length + 2,
               itemBuilder: (context, index) {
+                if (index == 0) {
+                  if (widget.replyComment != null) {
+                    return Column(
+                      children: [
+                        _CommentTile(
+                          comment: widget.replyComment!,
+                          source: widget.source,
+                          comic: widget.data,
+                          showAvatar: showAvatar,
+                          showActions: false,
+                        ),
+                        const SizedBox(height: 8),
+                        Container(
+                          alignment: Alignment.centerLeft,
+                          padding: const EdgeInsets.all(16),
+                          decoration: BoxDecoration(
+                            border: Border(
+                              top: BorderSide(
+                                color: context.colorScheme.outlineVariant,
+                                width: 0.6,
+                              ),
+                            ),
+                          ),
+                          child: Text(
+                            "Replies".tl,
+                            style: ts.s18,
+                          ),
+                        ),
+                      ],
+                    );
+                  } else {
+                    return const SizedBox();
+                  }
+                }
+                index--;
+
                 if (index == _comments!.length) {
                   if (_page < (maxPage ?? _page + 1)) {
                     loadMore();
@@ -141,6 +174,12 @@ class _CommentsPageState extends State<CommentsPage> {
       padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 8),
       decoration: BoxDecoration(
         color: Theme.of(context).colorScheme.surface,
+        border: Border(
+          top: BorderSide(
+            color: context.colorScheme.outlineVariant,
+            width: 0.6,
+          ),
+        ),
       ),
       child: Material(
         color: context.colorScheme.surfaceContainer,
@@ -160,7 +199,7 @@ class _CommentsPageState extends State<CommentsPage> {
             ),
             if (sending)
               const Padding(
-                padding: EdgeInsets.all(8.5),
+                padding: EdgeInsets.all(8),
                 child: SizedBox(
                   width: 24,
                   height: 24,
@@ -182,7 +221,7 @@ class _CommentsPageState extends State<CommentsPage> {
                       widget.data.comicId,
                       widget.data.subId,
                       controller.text,
-                      widget.replyId);
+                      widget.replyComment?.id);
                   if (!b.error) {
                     controller.text = "";
                     setState(() {
@@ -205,7 +244,7 @@ class _CommentsPageState extends State<CommentsPage> {
                 ),
               )
           ],
-        ).paddingVertical(2).paddingLeft(16).paddingRight(4),
+        ).paddingLeft(16).paddingRight(4),
       ),
     );
   }
@@ -217,6 +256,7 @@ class _CommentTile extends StatefulWidget {
     required this.source,
     required this.comic,
     required this.showAvatar,
+    this.showActions = true,
   });
 
   final Comment comment;
@@ -227,6 +267,8 @@ class _CommentTile extends StatefulWidget {
 
   final bool showAvatar;
 
+  final bool showActions;
+
   @override
   State<_CommentTile> createState() => _CommentTileState();
 }
@@ -243,24 +285,17 @@ class _CommentTileState extends State<_CommentTile> {
   @override
   Widget build(BuildContext context) {
     return Container(
-      decoration: BoxDecoration(
-        border: Border(
-          bottom: BorderSide(
-            color: Theme.of(context).colorScheme.outlineVariant,
-            width: 0.6,
-          ),
-        ),
-      ),
+      padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
       child: Row(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           if (widget.showAvatar)
             Container(
-              width: 40,
-              height: 40,
+              width: 36,
+              height: 36,
               clipBehavior: Clip.antiAlias,
               decoration: BoxDecoration(
-                  borderRadius: BorderRadius.circular(20),
+                  borderRadius: BorderRadius.circular(18),
                   color: Theme.of(context).colorScheme.secondaryContainer),
               child: widget.comment.avatar == null
                   ? null
@@ -270,7 +305,7 @@ class _CommentTileState extends State<_CommentTile> {
                         sourceKey: widget.source.key,
                       ),
                     ),
-            ).paddingRight(12),
+            ).paddingRight(8),
           Expanded(
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
@@ -288,11 +323,14 @@ class _CommentTileState extends State<_CommentTile> {
             ),
           )
         ],
-      ).paddingAll(16),
+      ),
     );
   }
 
   Widget buildActions() {
+    if (!widget.showActions) {
+      return const SizedBox();
+    }
     if (widget.comment.score == null && widget.comment.replyCount == null) {
       return const SizedBox();
     }
@@ -331,7 +369,7 @@ class _CommentTileState extends State<_CommentTile> {
             CommentsPage(
               data: widget.comic,
               source: widget.source,
-              replyId: widget.comment.id,
+              replyComment: widget.comment,
             ),
             showBarrier: false,
           );
@@ -676,7 +714,17 @@ class _RichCommentContentState extends State<RichCommentContent> {
                 attributes[attrSplits[0]] = attrSplits[1].replaceAll('"', '');
               }
             }
-            const acceptedTags = ['img', 'a', 'b', 'i', 'u', 's', 'br', 'span', 'strong'];
+            const acceptedTags = [
+              'img',
+              'a',
+              'b',
+              'i',
+              'u',
+              's',
+              'br',
+              'span',
+              'strong'
+            ];
             if (acceptedTags.contains(tagName)) {
               writeBuffer();
               if (tagName == 'img') {

lib/pages/comic_details_page/comments_preview.dart

@@ -0,0 +1,150 @@
+part of 'comic_page.dart';
+
+class _CommentsPart extends StatefulWidget {
+  const _CommentsPart({
+    required this.comments,
+    required this.showMore,
+  });
+
+  final List<Comment> comments;
+
+  final void Function() showMore;
+
+  @override
+  State<_CommentsPart> createState() => _CommentsPartState();
+}
+
+class _CommentsPartState extends State<_CommentsPart> {
+  final scrollController = ScrollController();
+
+  late List<Comment> comments;
+
+  @override
+  void initState() {
+    comments = widget.comments;
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return MultiSliver(
+      children: [
+        SliverLazyToBoxAdapter(
+          child: ListTile(
+            title: Text("Comments".tl),
+            trailing: Row(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                IconButton(
+                  icon: const Icon(Icons.chevron_left),
+                  onPressed: () {
+                    scrollController.animateTo(
+                      scrollController.position.pixels - 340,
+                      duration: const Duration(milliseconds: 200),
+                      curve: Curves.ease,
+                    );
+                  },
+                ),
+                IconButton(
+                  icon: const Icon(Icons.chevron_right),
+                  onPressed: () {
+                    scrollController.animateTo(
+                      scrollController.position.pixels + 340,
+                      duration: const Duration(milliseconds: 200),
+                      curve: Curves.ease,
+                    );
+                  },
+                ),
+              ],
+            ),
+          ),
+        ),
+        SliverToBoxAdapter(
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              SizedBox(
+                height: 184,
+                child: MediaQuery.removePadding(
+                  removeTop: true,
+                  context: context,
+                  child: ListView.builder(
+                    controller: scrollController,
+                    scrollDirection: Axis.horizontal,
+                    itemCount: comments.length,
+                    itemBuilder: (context, index) {
+                      return _CommentWidget(comment: comments[index]);
+                    },
+                  ),
+                ),
+              ),
+              const SizedBox(height: 8),
+              _ActionButton(
+                icon: const Icon(Icons.comment),
+                text: "View more".tl,
+                onPressed: widget.showMore,
+                iconColor: context.useTextColor(Colors.green),
+              ).fixHeight(48).paddingRight(8).toAlign(Alignment.centerRight),
+              const SizedBox(height: 8),
+            ],
+          ),
+        ),
+        const SliverToBoxAdapter(
+          child: Divider(),
+        ),
+      ],
+    );
+  }
+}
+
+class _CommentWidget extends StatelessWidget {
+  const _CommentWidget({required this.comment});
+
+  final Comment comment;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      height: double.infinity,
+      margin: const EdgeInsets.fromLTRB(16, 8, 0, 8),
+      padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+      width: 324,
+      decoration: BoxDecoration(
+        color: context.colorScheme.surfaceContainerLow,
+        borderRadius: BorderRadius.circular(12),
+      ),
+      child: Column(
+        children: [
+          Row(
+            children: [
+              if (comment.avatar != null)
+                Container(
+                  width: 36,
+                  height: 36,
+                  decoration: BoxDecoration(
+                    borderRadius: BorderRadius.circular(18),
+                    color: context.colorScheme.surfaceContainer,
+                  ),
+                  clipBehavior: Clip.antiAlias,
+                  child: Image(
+                    image: CachedImageProvider(comment.avatar!),
+                    width: 36,
+                    height: 36,
+                    fit: BoxFit.cover,
+                  ),
+                ).paddingRight(8),
+              Text(comment.userName, style: ts.bold),
+            ],
+          ),
+          const SizedBox(height: 4),
+          Expanded(
+            child: RichCommentContent(text: comment.content).fixWidth(324),
+          ),
+          const SizedBox(height: 4),
+          if (comment.time != null)
+            Text(comment.time!, style: ts.s12).toAlign(Alignment.centerLeft),
+        ],
+      ),
+    );
+  }
+}

lib/pages/comic_details_page/favorite.dart

@@ -0,0 +1,432 @@
+part of 'comic_page.dart';
+
+class _FavoritePanel extends StatefulWidget {
+  const _FavoritePanel({
+    required this.cid,
+    required this.type,
+    required this.isFavorite,
+    required this.onFavorite,
+    required this.favoriteItem,
+    this.updateTime,
+  });
+
+  final String cid;
+
+  final ComicType type;
+
+  /// whether the comic is in the network favorite list
+  ///
+  /// if null, the comic source does not support favorite or support multiple favorite lists
+  final bool? isFavorite;
+
+  final void Function(bool?, bool?) onFavorite;
+
+  final FavoriteItem favoriteItem;
+
+  final String? updateTime;
+
+  @override
+  State<_FavoritePanel> createState() => _FavoritePanelState();
+}
+
+class _FavoritePanelState extends State<_FavoritePanel>
+    with SingleTickerProviderStateMixin {
+  late ComicSource comicSource;
+
+  late TabController tabController;
+
+  late bool hasNetwork;
+
+  @override
+  void initState() {
+    comicSource = widget.type.comicSource!;
+    localFolders = LocalFavoritesManager().folderNames;
+    added = LocalFavoritesManager().find(widget.cid, widget.type);
+    hasNetwork = comicSource.favoriteData != null && comicSource.isLogged;
+    var initIndex = 0;
+    if (appdata.implicitData['favoritePanelIndex'] is int) {
+      initIndex = appdata.implicitData['favoritePanelIndex'];
+    }
+    initIndex = initIndex.clamp(0, hasNetwork ? 1 : 0);
+    tabController = TabController(
+      initialIndex: initIndex,
+      length: hasNetwork ? 2 : 1,
+      vsync: this,
+    );
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    var currentIndex = tabController.index;
+    appdata.implicitData['favoritePanelIndex'] = currentIndex;
+    appdata.writeImplicitData();
+    tabController.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: Appbar(
+        title: Text("Favorite".tl),
+      ),
+      body: Column(
+        children: [
+          TabBar(
+            controller: tabController,
+            tabs: [
+              Tab(text: "Local".tl),
+              if (hasNetwork) Tab(text: "Network".tl),
+            ],
+          ),
+          Expanded(
+            child: TabBarView(
+              controller: tabController,
+              children: [
+                buildLocal(),
+                if (hasNetwork) buildNetwork(),
+              ],
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  late List<String> localFolders;
+
+  late List<String> added;
+
+  var selectedLocalFolders = <String>{};
+
+  Widget buildLocal() {
+    var isRemove = selectedLocalFolders.isNotEmpty &&
+        added.contains(selectedLocalFolders.first);
+    return Column(
+      children: [
+        Expanded(
+          child: ListView.builder(
+            itemCount: localFolders.length + 1,
+            itemBuilder: (context, index) {
+              if (index == localFolders.length) {
+                return SizedBox(
+                  height: 36,
+                  child: Center(
+                    child: TextButton(
+                      onPressed: () {
+                        newFolder().then((v) {
+                          setState(() {
+                            localFolders = LocalFavoritesManager().folderNames;
+                          });
+                        });
+                      },
+                      child: Row(
+                        mainAxisSize: MainAxisSize.min,
+                        children: [
+                          const Icon(Icons.add, size: 20),
+                          const SizedBox(width: 4),
+                          Text("New Folder".tl)
+                        ],
+                      ),
+                    ),
+                  ),
+                );
+              }
+              var folder = localFolders[index];
+              var disabled = false;
+              if (selectedLocalFolders.isNotEmpty) {
+                if (added.contains(folder) &&
+                    !added.contains(selectedLocalFolders.first)) {
+                  disabled = true;
+                } else if (!added.contains(folder) &&
+                    added.contains(selectedLocalFolders.first)) {
+                  disabled = true;
+                }
+              }
+              return CheckboxListTile(
+                title: Row(
+                  children: [
+                    Text(folder),
+                    const SizedBox(width: 8),
+                    if (added.contains(folder))
+                      Container(
+                        padding: const EdgeInsets.symmetric(
+                          horizontal: 8,
+                          vertical: 4,
+                        ),
+                        decoration: BoxDecoration(
+                          color: context.colorScheme.primaryContainer,
+                          borderRadius: BorderRadius.circular(12),
+                        ),
+                        child: Text("Added".tl, style: ts.s12),
+                      ),
+                  ],
+                ),
+                value: selectedLocalFolders.contains(folder),
+                onChanged: disabled
+                    ? null
+                    : (v) {
+                        setState(() {
+                          if (v!) {
+                            selectedLocalFolders.add(folder);
+                          } else {
+                            selectedLocalFolders.remove(folder);
+                          }
+                        });
+                      },
+              );
+            },
+          ),
+        ),
+        Center(
+          child: FilledButton(
+            onPressed: () {
+              if (selectedLocalFolders.isEmpty) {
+                return;
+              }
+              if (isRemove) {
+                for (var folder in selectedLocalFolders) {
+                  LocalFavoritesManager()
+                      .deleteComicWithId(folder, widget.cid, widget.type);
+                }
+                widget.onFavorite(false, null);
+              } else {
+                for (var folder in selectedLocalFolders) {
+                  LocalFavoritesManager().addComic(
+                    folder,
+                    widget.favoriteItem,
+                    null,
+                    widget.updateTime,
+                  );
+                }
+                widget.onFavorite(true, null);
+              }
+              context.pop();
+            },
+            child: isRemove ? Text("Remove".tl) : Text("Add".tl),
+          ).paddingVertical(8),
+        ),
+      ],
+    );
+  }
+
+  Widget buildNetwork() {
+    return _NetworkFavorites(
+      cid: widget.cid,
+      comicSource: comicSource,
+      isFavorite: widget.isFavorite,
+      onFavorite: (network) {
+        widget.onFavorite(null, network);
+      },
+    );
+  }
+}
+
+class _NetworkFavorites extends StatefulWidget {
+  const _NetworkFavorites({
+    required this.cid,
+    required this.comicSource,
+    required this.isFavorite,
+    required this.onFavorite,
+  });
+
+  final String cid;
+
+  final ComicSource comicSource;
+
+  final bool? isFavorite;
+
+  final void Function(bool) onFavorite;
+
+  @override
+  State<_NetworkFavorites> createState() => _NetworkFavoritesState();
+}
+
+class _NetworkFavoritesState extends State<_NetworkFavorites> {
+  @override
+  Widget build(BuildContext context) {
+    bool isMultiFolder = widget.comicSource.favoriteData!.loadFolders != null;
+
+    return isMultiFolder ? buildMultiFolder() : buildSingleFolder();
+  }
+
+  bool isLoading = false;
+
+  Widget buildSingleFolder() {
+    var isFavorite = widget.isFavorite ?? false;
+    return Column(
+      children: [
+        Expanded(
+          child: Center(
+            child: Text(isFavorite ? "Added to favorites".tl : "Not added".tl),
+          ),
+        ),
+        Center(
+          child: Button.filled(
+            isLoading: isLoading,
+            onPressed: () async {
+              setState(() {
+                isLoading = true;
+              });
+
+              var res = await widget.comicSource.favoriteData!
+                  .addOrDelFavorite!(widget.cid, '', !isFavorite, null);
+              if (res.success) {
+                widget.onFavorite(!isFavorite);
+                context.pop();
+                App.rootContext.showMessage(
+                    message: isFavorite ? "Removed".tl : "Added".tl);
+              } else {
+                setState(() {
+                  isLoading = false;
+                });
+                context.showMessage(message: res.errorMessage!);
+              }
+            },
+            child: isFavorite ? Text("Remove".tl) : Text("Add".tl),
+          ).paddingVertical(8),
+        ),
+      ],
+    );
+  }
+
+  Map<String, String>? folders;
+
+  var addedFolders = <String>{};
+
+  var isLoadingFolders = true;
+
+  // for network favorites, only one selection is allowed
+  String? selected;
+
+  void loadFolders() async {
+    var res = await widget.comicSource.favoriteData!.loadFolders!(widget.cid);
+    if (res.error) {
+      context.showMessage(message: res.errorMessage!);
+    } else {
+      folders = res.data;
+      if (res.subData is List) {
+        addedFolders = List<String>.from(res.subData).toSet();
+      }
+      setState(() {
+        isLoadingFolders = false;
+      });
+    }
+  }
+
+  Widget buildMultiFolder() {
+    if (widget.isFavorite == true &&
+        widget.comicSource.favoriteData!.singleFolderForSingleComic) {
+      return Column(
+        children: [
+          Expanded(
+            child: Center(
+              child: Text("Added to favorites".tl),
+            ),
+          ),
+          Center(
+            child: Button.filled(
+              isLoading: isLoading,
+              onPressed: () async {
+                setState(() {
+                  isLoading = true;
+                });
+
+                var res = await widget.comicSource.favoriteData!
+                    .addOrDelFavorite!(widget.cid, '', false, null);
+                if (res.success) {
+                  widget.onFavorite(false);
+                  context.pop();
+                  App.rootContext.showMessage(message: "Removed".tl);
+                } else {
+                  setState(() {
+                    isLoading = false;
+                  });
+                  context.showMessage(message: res.errorMessage!);
+                }
+              },
+              child: Text("Remove".tl),
+            ).paddingVertical(8),
+          ),
+        ],
+      );
+    }
+    if (isLoadingFolders) {
+      loadFolders();
+      return const Center(child: CircularProgressIndicator());
+    } else {
+      return Column(
+        children: [
+          Expanded(
+            child: ListView.builder(
+              itemCount: folders!.length,
+              itemBuilder: (context, index) {
+                var name = folders!.values.elementAt(index);
+                var id = folders!.keys.elementAt(index);
+                return CheckboxListTile(
+                  title: Row(
+                    children: [
+                      Text(name),
+                      const SizedBox(width: 8),
+                      if (addedFolders.contains(id))
+                        Container(
+                          padding: const EdgeInsets.symmetric(
+                            horizontal: 8,
+                            vertical: 4,
+                          ),
+                          decoration: BoxDecoration(
+                            color: context.colorScheme.primaryContainer,
+                            borderRadius: BorderRadius.circular(12),
+                          ),
+                          child: Text("Added".tl, style: ts.s12),
+                        ),
+                    ],
+                  ),
+                  value: selected == id,
+                  onChanged: (v) {
+                    setState(() {
+                      selected = id;
+                    });
+                  },
+                );
+              },
+            ),
+          ),
+          Center(
+            child: Button.filled(
+              isLoading: isLoading,
+              onPressed: () async {
+                if (selected == null) {
+                  return;
+                }
+                setState(() {
+                  isLoading = true;
+                });
+                var res =
+                    await widget.comicSource.favoriteData!.addOrDelFavorite!(
+                  widget.cid,
+                  selected!,
+                  !addedFolders.contains(selected!),
+                  null,
+                );
+                if (res.success) {
+                  context.showMessage(message: "Success".tl);
+                  context.pop();
+                } else {
+                  context.showMessage(message: res.errorMessage!);
+                  setState(() {
+                    isLoading = false;
+                  });
+                }
+              },
+              child: selected != null && addedFolders.contains(selected!)
+                  ? Text("Remove".tl)
+                  : Text("Add".tl),
+            ).paddingVertical(8),
+          ),
+        ],
+      );
+    }
+  }
+}

lib/pages/comic_details_page/thumbnails.dart

@@ -0,0 +1,169 @@
+part of 'comic_page.dart';
+
+class _ComicThumbnails extends StatefulWidget {
+  const _ComicThumbnails();
+
+  @override
+  State<_ComicThumbnails> createState() => _ComicThumbnailsState();
+}
+
+class _ComicThumbnailsState extends State<_ComicThumbnails> {
+  late _ComicPageState state;
+
+  late List<String> thumbnails;
+
+  bool isInitialLoading = true;
+
+  String? next;
+
+  String? error;
+
+  bool isLoading = false;
+
+  @override
+  void didChangeDependencies() {
+    state = context.findAncestorStateOfType<_ComicPageState>()!;
+    loadNext();
+    thumbnails = List.from(state.comic.thumbnails ?? []);
+    super.didChangeDependencies();
+  }
+
+  void loadNext() async {
+    if (state.comicSource.loadComicThumbnail == null) return;
+    if (!isInitialLoading && next == null) {
+      return;
+    }
+    if (isLoading) return;
+    Future.microtask(() {
+      setState(() {
+        isLoading = true;
+      });
+    });
+    var res = await state.comicSource.loadComicThumbnail!(state.comic.id, next);
+    if (res.success) {
+      thumbnails.addAll(res.data);
+      next = res.subData;
+      isInitialLoading = false;
+    } else {
+      error = res.errorMessage;
+    }
+    if (mounted) {
+      setState(() {
+        isLoading = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return MultiSliver(
+      children: [
+        SliverToBoxAdapter(
+          child: ListTile(
+            title: Text("Preview".tl),
+          ),
+        ),
+        SliverGrid(
+          delegate: SliverChildBuilderDelegate(
+            childCount: thumbnails.length,
+                (context, index) {
+              if (index == thumbnails.length - 1 && error == null) {
+                loadNext();
+              }
+              var url = thumbnails[index];
+              ImagePart? part;
+              if (url.contains('@')) {
+                var params = url.split('@')[1].split('&');
+                url = url.split('@')[0];
+                double? x1, y1, x2, y2;
+                try {
+                  for (var p in params) {
+                    if (p.startsWith('x')) {
+                      var r = p.split('=')[1];
+                      x1 = double.parse(r.split('-')[0]);
+                      x2 = double.parse(r.split('-')[1]);
+                    }
+                    if (p.startsWith('y')) {
+                      var r = p.split('=')[1];
+                      y1 = double.parse(r.split('-')[0]);
+                      y2 = double.parse(r.split('-')[1]);
+                    }
+                  }
+                } catch (_) {
+                  // ignore
+                }
+                part = ImagePart(x1: x1, y1: y1, x2: x2, y2: y2);
+              }
+              return Padding(
+                padding: context.width < changePoint
+                    ? const EdgeInsets.all(4)
+                    : const EdgeInsets.all(8),
+                child: Column(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    Expanded(
+                      child: InkWell(
+                        onTap: () => state.read(null, index + 1),
+                        borderRadius:
+                        const BorderRadius.all(Radius.circular(8)),
+                        child: Container(
+                          foregroundDecoration: BoxDecoration(
+                            borderRadius: BorderRadius.circular(8),
+                            border: Border.all(
+                              color: Theme.of(context).colorScheme.outline,
+                            ),
+                          ),
+                          decoration: BoxDecoration(
+                            borderRadius: BorderRadius.circular(8),
+                          ),
+                          width: double.infinity,
+                          height: double.infinity,
+                          clipBehavior: Clip.antiAlias,
+                          child: AnimatedImage(
+                            image: CachedImageProvider(
+                              url,
+                              sourceKey: state.widget.sourceKey,
+                            ),
+                            fit: BoxFit.contain,
+                            width: double.infinity,
+                            height: double.infinity,
+                            part: part,
+                          ),
+                        ),
+                      ),
+                    ),
+                    const SizedBox(
+                      height: 4,
+                    ),
+                    Text((index + 1).toString()),
+                  ],
+                ),
+              );
+            },
+          ),
+          gridDelegate: const SliverGridDelegateWithMaxCrossAxisExtent(
+            maxCrossAxisExtent: 200,
+            childAspectRatio: 0.68,
+          ),
+        ),
+        if (error != null)
+          SliverToBoxAdapter(
+            child: Column(
+              children: [
+                Text(error!),
+                Button.outlined(
+                  onPressed: loadNext,
+                  child: Text("Retry".tl),
+                )
+              ],
+            ),
+          )
+        else if (isLoading)
+          const SliverListLoadingIndicator(),
+        const SliverToBoxAdapter(
+          child: Divider(),
+        ),
+      ],
+    );
+  }
+}

lib/pages/comic_source_page.dart

@@ -1,5 +1,7 @@
 import 'dart:convert';
+import 'dart:io' as io;
 import 'package:flutter/material.dart';
+import 'package:flutter_inappwebview/flutter_inappwebview.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
@@ -7,11 +9,13 @@ import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/log.dart';
 import 'package:venera/network/app_dio.dart';
+import 'package:venera/network/cookie_jar.dart';
+import 'package:venera/pages/webview.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
 
-class ComicSourcePage extends StatefulWidget {
+class ComicSourcePage extends StatelessWidget {
   const ComicSourcePage({super.key});
 
   static Future<int> checkComicSourceUpdate() async {
@@ -44,11 +48,6 @@ class ComicSourcePage extends StatefulWidget {
     return shouldUpdate.length;
   }
 
-  @override
-  State<ComicSourcePage> createState() => _ComicSourcePageState();
-}
-
-class _ComicSourcePageState extends State<ComicSourcePage> {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -92,167 +91,19 @@ class _BodyState extends State<_Body> {
           style: AppbarStyle.shadow,
         ),
         buildCard(context),
-        for (var source in ComicSource.all()) buildSource(context, source),
+        for (var source in ComicSource.all())
+          _SliverComicSource(
+            key: ValueKey(source.key),
+            source: source,
+            edit: edit,
+            update: update,
+            delete: delete,
+          ),
         SliverPadding(padding: EdgeInsets.only(bottom: context.padding.bottom)),
       ],
     );
   }
 
-  Widget buildSource(BuildContext context, ComicSource source) {
-    var newVersion = ComicSource.availableUpdates[source.key];
-    bool hasUpdate =
-        newVersion != null && compareSemVer(newVersion, source.version);
-    return SliverToBoxAdapter(
-      child: Column(
-        children: [
-          const Divider(),
-          ListTile(
-            title: Row(
-              children: [
-                Text(source.name),
-                const SizedBox(width: 6),
-                if (hasUpdate)
-                  Tooltip(
-                    message: newVersion,
-                    child: Container(
-                      padding: const EdgeInsets.symmetric(
-                          horizontal: 6, vertical: 2),
-                      decoration: BoxDecoration(
-                        color: context.colorScheme.primaryContainer,
-                        borderRadius: BorderRadius.circular(8),
-                      ),
-                      child: Text(
-                        "New Version".tl,
-                        style: const TextStyle(fontSize: 13),
-                      ),
-                    ),
-                  )
-              ],
-            ),
-            trailing: Row(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                Tooltip(
-                  message: "Edit".tl,
-                  child: IconButton(
-                      onPressed: () => edit(source),
-                      icon: const Icon(Icons.edit_note)),
-                ),
-                Tooltip(
-                  message: "Update".tl,
-                  child: IconButton(
-                      onPressed: () => update(source),
-                      icon: const Icon(Icons.update)),
-                ),
-                Tooltip(
-                  message: "Delete".tl,
-                  child: IconButton(
-                      onPressed: () => delete(source),
-                      icon: const Icon(Icons.delete)),
-                ),
-              ],
-            ),
-          ),
-          ListTile(
-            title: const Text("Version"),
-            subtitle: Text(source.version),
-          ),
-          ...buildSourceSettings(source),
-        ],
-      ),
-    );
-  }
-
-  Iterable<Widget> buildSourceSettings(ComicSource source) sync* {
-    if (source.settings == null) {
-      return;
-    } else if (source.data['settings'] == null) {
-      source.data['settings'] = {};
-    }
-    for (var item in source.settings!.entries) {
-      var key = item.key;
-      String type = item.value['type'];
-      try {
-        if (type == "select") {
-          var current = source.data['settings'][key];
-          if (current == null) {
-            var d = item.value['default'];
-            for (var option in item.value['options']) {
-              if (option['value'] == d) {
-                current = option['text'] ?? option['value'];
-                break;
-              }
-            }
-          } else {
-            current = item.value['options']
-                    .firstWhere((e) => e['value'] == current)['text'] ??
-                current;
-          }
-          yield ListTile(
-            title: Text((item.value['title'] as String).ts(source.key)),
-            trailing: Select(
-              current: (current as String).ts(source.key),
-              values: (item.value['options'] as List)
-                  .map<String>((e) =>
-                      ((e['text'] ?? e['value']) as String).ts(source.key))
-                  .toList(),
-              onTap: (i) {
-                source.data['settings'][key] =
-                    item.value['options'][i]['value'];
-                source.saveData();
-                setState(() {});
-              },
-            ),
-          );
-        } else if (type == "switch") {
-          var current = source.data['settings'][key] ?? item.value['default'];
-          yield ListTile(
-            title: Text((item.value['title'] as String).ts(source.key)),
-            trailing: Switch(
-              value: current,
-              onChanged: (v) {
-                source.data['settings'][key] = v;
-                source.saveData();
-                setState(() {});
-              },
-            ),
-          );
-        } else if (type == "input") {
-          var current =
-              source.data['settings'][key] ?? item.value['default'] ?? '';
-          yield ListTile(
-            title: Text((item.value['title'] as String).ts(source.key)),
-            subtitle:
-                Text(current, maxLines: 1, overflow: TextOverflow.ellipsis),
-            trailing: IconButton(
-              icon: const Icon(Icons.edit),
-              onPressed: () {
-                showInputDialog(
-                  context: context,
-                  title: (item.value['title'] as String).ts(source.key),
-                  initialValue: current,
-                  inputValidator: item.value['validator'] == null
-                      ? null
-                      : RegExp(item.value['validator']),
-                  onConfirm: (value) {
-                    source.data['settings'][key] = value;
-                    source.saveData();
-                    setState(() {});
-                    return null;
-                  },
-                );
-              },
-            ),
-          );
-        } else if (type == "callback") {
-          yield _CallbackSetting(setting: item, sourceKey: source.key);
-        }
-      } catch (e, s) {
-        Log.error("ComicSourcePage", "Failed to build a setting\n$e\n$s");
-      }
-    }
-  }
-
   void delete(ComicSource source) {
     showConfirmDialog(
       context: App.rootContext,
@@ -297,29 +148,35 @@ class _BodyState extends State<_Body> {
         //
       }
     }
-    context.to(() => _EditFilePage(source.filePath, () async {
-          await ComicSource.reload();
-          setState(() {});
-        }));
+    context.to(
+      () => _EditFilePage(source.filePath, () async {
+        await ComicSource.reload();
+        setState(() {});
+      }),
+    );
   }
 
-  static Future<void> update(ComicSource source) async {
+  static Future<void> update(ComicSource source,
+      [bool showLoading = true]) async {
     if (!source.url.isURL) {
       App.rootContext.showMessage(message: "Invalid url config");
       return;
     }
     ComicSource.remove(source.key);
     bool cancel = false;
-    var controller = showLoadingDialog(
-      App.rootContext,
-      onCancel: () => cancel = true,
-      barrierDismissible: false,
-    );
+    LoadingDialogController? controller;
+    if (showLoading) {
+      controller = showLoadingDialog(
+        App.rootContext,
+        onCancel: () => cancel = true,
+        barrierDismissible: false,
+      );
+    }
     try {
       var res = await AppDio().get<String>(source.url,
           options: Options(responseType: ResponseType.plain));
       if (cancel) return;
-      controller.close();
+      controller?.close();
       await ComicSourceParser().parse(res.data!, source.filePath);
       await File(source.filePath).writeAsString(res.data!);
       if (ComicSource.availableUpdates.containsKey(source.key)) {
@@ -698,13 +555,59 @@ class _CheckUpdatesButtonState extends State<_CheckUpdatesButton> {
     } else if (count == 0) {
       context.showMessage(message: "No updates".tl);
     } else {
-      context.showMessage(message: "@c updates".tlParams({"c": count}));
+      showUpdateDialog();
     }
     setState(() {
       isLoading = false;
     });
   }
 
+  void showUpdateDialog() async {
+    var text = ComicSource.availableUpdates.entries.map((e) {
+      return "${ComicSource.find(e.key)!.name}: ${e.value}";
+    }).join("\n");
+    bool doUpdate = false;
+    await showDialog(
+      context: App.rootContext,
+      builder: (context) {
+        return ContentDialog(
+          title: "Updates".tl,
+          content: Text(text).paddingHorizontal(16),
+          actions: [
+            FilledButton(
+              onPressed: () {
+                doUpdate = true;
+                context.pop();
+              },
+              child: Text("Update".tl),
+            ),
+          ],
+        );
+      },
+    );
+    if (doUpdate) {
+      var loadingController = showLoadingDialog(
+        context,
+        message: "Updating".tl,
+        withProgress: true,
+      );
+      int current = 0;
+      int total = ComicSource.availableUpdates.length;
+      try {
+        var shouldUpdate = ComicSource.availableUpdates.keys.toList();
+        for (var key in shouldUpdate) {
+          var source = ComicSource.find(key)!;
+          await _BodyState.update(source, false);
+          current++;
+          loadingController.setProgress(current / total);
+        }
+      } catch (e) {
+        context.showMessage(message: e.toString());
+      }
+      loadingController.close();
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Button.normal(
@@ -764,3 +667,566 @@ class _CallbackSettingState extends State<_CallbackSetting> {
     );
   }
 }
+
+class _SliverComicSource extends StatefulWidget {
+  const _SliverComicSource({
+    super.key,
+    required this.source,
+    required this.edit,
+    required this.update,
+    required this.delete,
+  });
+
+  final ComicSource source;
+
+  final void Function(ComicSource source) edit;
+  final void Function(ComicSource source) update;
+  final void Function(ComicSource source) delete;
+
+  @override
+  State<_SliverComicSource> createState() => _SliverComicSourceState();
+}
+
+class _SliverComicSourceState extends State<_SliverComicSource> {
+  ComicSource get source => widget.source;
+
+  @override
+  Widget build(BuildContext context) {
+    var newVersion = ComicSource.availableUpdates[source.key];
+    bool hasUpdate =
+        newVersion != null && compareSemVer(newVersion, source.version);
+
+    return SliverMainAxisGroup(
+      slivers: [
+        SliverPadding(padding: const EdgeInsets.only(top: 16)),
+        SliverToBoxAdapter(
+          child: ListTile(
+            title: Row(
+              children: [
+                Text(
+                  source.name,
+                  style: ts.s18,
+                ),
+                const SizedBox(width: 6),
+                Container(
+                  padding: const EdgeInsets.symmetric(
+                    horizontal: 8,
+                    vertical: 2,
+                  ),
+                  decoration: BoxDecoration(
+                    color: context.colorScheme.surfaceContainer,
+                    borderRadius: BorderRadius.circular(8),
+                  ),
+                  child: Text(
+                    source.version,
+                    style: const TextStyle(fontSize: 13),
+                  ),
+                ),
+                if (hasUpdate)
+                  Tooltip(
+                    message: newVersion,
+                    child: Container(
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 6,
+                        vertical: 2,
+                      ),
+                      decoration: BoxDecoration(
+                        color: context.colorScheme.primaryContainer,
+                        borderRadius: BorderRadius.circular(8),
+                      ),
+                      child: Text(
+                        "New Version".tl,
+                        style: const TextStyle(fontSize: 13),
+                      ),
+                    ),
+                  ).paddingLeft(4)
+              ],
+            ),
+            trailing: Row(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Tooltip(
+                  message: "Edit".tl,
+                  child: IconButton(
+                    onPressed: () => widget.edit(source),
+                    icon: const Icon(Icons.edit_note),
+                  ),
+                ),
+                Tooltip(
+                  message: "Update".tl,
+                  child: IconButton(
+                    onPressed: () => widget.update(source),
+                    icon: const Icon(Icons.update),
+                  ),
+                ),
+                Tooltip(
+                  message: "Delete".tl,
+                  child: IconButton(
+                    onPressed: () => widget.delete(source),
+                    icon: const Icon(Icons.delete),
+                  ),
+                ),
+              ],
+            ),
+          ),
+        ),
+        SliverToBoxAdapter(
+          child: Container(
+            margin: const EdgeInsets.symmetric(horizontal: 8),
+            decoration: BoxDecoration(
+              border: Border(
+                bottom: BorderSide(
+                  color: context.colorScheme.outlineVariant,
+                  width: 0.6,
+                ),
+              ),
+            ),
+          ),
+        ),
+        SliverToBoxAdapter(
+          child: Column(
+            children: buildSourceSettings().toList(),
+          ),
+        ),
+        SliverToBoxAdapter(
+          child: Column(
+            children: _buildAccount().toList(),
+          ),
+        ),
+      ],
+    );
+  }
+
+  Iterable<Widget> buildSourceSettings() sync* {
+    if (source.settings == null) {
+      return;
+    } else if (source.data['settings'] == null) {
+      source.data['settings'] = {};
+    }
+    for (var item in source.settings!.entries) {
+      var key = item.key;
+      String type = item.value['type'];
+      try {
+        if (type == "select") {
+          var current = source.data['settings'][key];
+          if (current == null) {
+            var d = item.value['default'];
+            for (var option in item.value['options']) {
+              if (option['value'] == d) {
+                current = option['text'] ?? option['value'];
+                break;
+              }
+            }
+          } else {
+            current = item.value['options']
+                    .firstWhere((e) => e['value'] == current)['text'] ??
+                current;
+          }
+          yield ListTile(
+            title: Text((item.value['title'] as String).ts(source.key)),
+            trailing: Select(
+              current: (current as String).ts(source.key),
+              values: (item.value['options'] as List)
+                  .map<String>((e) =>
+                      ((e['text'] ?? e['value']) as String).ts(source.key))
+                  .toList(),
+              onTap: (i) {
+                source.data['settings'][key] =
+                    item.value['options'][i]['value'];
+                source.saveData();
+                setState(() {});
+              },
+            ),
+          );
+        } else if (type == "switch") {
+          var current = source.data['settings'][key] ?? item.value['default'];
+          yield ListTile(
+            title: Text((item.value['title'] as String).ts(source.key)),
+            trailing: Switch(
+              value: current,
+              onChanged: (v) {
+                source.data['settings'][key] = v;
+                source.saveData();
+                setState(() {});
+              },
+            ),
+          );
+        } else if (type == "input") {
+          var current =
+              source.data['settings'][key] ?? item.value['default'] ?? '';
+          yield ListTile(
+            title: Text((item.value['title'] as String).ts(source.key)),
+            subtitle:
+                Text(current, maxLines: 1, overflow: TextOverflow.ellipsis),
+            trailing: IconButton(
+              icon: const Icon(Icons.edit),
+              onPressed: () {
+                showInputDialog(
+                  context: context,
+                  title: (item.value['title'] as String).ts(source.key),
+                  initialValue: current,
+                  inputValidator: item.value['validator'] == null
+                      ? null
+                      : RegExp(item.value['validator']),
+                  onConfirm: (value) {
+                    source.data['settings'][key] = value;
+                    source.saveData();
+                    setState(() {});
+                    return null;
+                  },
+                );
+              },
+            ),
+          );
+        } else if (type == "callback") {
+          yield _CallbackSetting(setting: item, sourceKey: source.key);
+        }
+      } catch (e, s) {
+        Log.error("ComicSourcePage", "Failed to build a setting\n$e\n$s");
+      }
+    }
+  }
+
+  final _reLogin = <String, bool>{};
+
+  Iterable<Widget> _buildAccount() sync* {
+    if (source.account == null) return;
+    final bool logged = source.isLogged;
+    if (!logged) {
+      yield ListTile(
+        title: Text("Log in".tl),
+        trailing: const Icon(Icons.arrow_right),
+        onTap: () async {
+          await context.to(
+            () => _LoginPage(
+              config: source.account!,
+              source: source,
+            ),
+          );
+          source.saveData();
+          setState(() {});
+        },
+      );
+    }
+    if (logged) {
+      for (var item in source.account!.infoItems) {
+        if (item.builder != null) {
+          yield item.builder!(context);
+        } else {
+          yield ListTile(
+            title: Text(item.title.tl),
+            subtitle: item.data == null ? null : Text(item.data!()),
+            onTap: item.onTap,
+          );
+        }
+      }
+      if (source.data["account"] is List) {
+        bool loading = _reLogin[source.key] == true;
+        yield ListTile(
+          title: Text("Re-login".tl),
+          subtitle: Text("Click if login expired".tl),
+          onTap: () async {
+            if (source.data["account"] == null) {
+              context.showMessage(message: "No data".tl);
+              return;
+            }
+            setState(() {
+              _reLogin[source.key] = true;
+            });
+            final List account = source.data["account"];
+            var res = await source.account!.login!(account[0], account[1]);
+            if (res.error) {
+              context.showMessage(message: res.errorMessage!);
+            } else {
+              context.showMessage(message: "Success".tl);
+            }
+            setState(() {
+              _reLogin[source.key] = false;
+            });
+          },
+          trailing: loading
+              ? const SizedBox.square(
+                  dimension: 24,
+                  child: CircularProgressIndicator(
+                    strokeWidth: 2,
+                  ),
+                )
+              : const Icon(Icons.refresh),
+        );
+      }
+      yield ListTile(
+        title: Text("Log out".tl),
+        onTap: () {
+          source.data["account"] = null;
+          source.account?.logout();
+          source.saveData();
+          ComicSource.notifyListeners();
+          setState(() {});
+        },
+        trailing: const Icon(Icons.logout),
+      );
+    }
+  }
+}
+
+class _LoginPage extends StatefulWidget {
+  const _LoginPage({required this.config, required this.source});
+
+  final AccountConfig config;
+
+  final ComicSource source;
+
+  @override
+  State<_LoginPage> createState() => _LoginPageState();
+}
+
+class _LoginPageState extends State<_LoginPage> {
+  String username = "";
+  String password = "";
+  bool loading = false;
+
+  final Map<String, String> _cookies = {};
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: const Appbar(
+        title: Text(''),
+      ),
+      body: Center(
+        child: Container(
+          padding: const EdgeInsets.all(16),
+          constraints: const BoxConstraints(maxWidth: 400),
+          child: AutofillGroup(
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Text("Login".tl, style: const TextStyle(fontSize: 24)),
+                const SizedBox(height: 32),
+                if (widget.config.cookieFields == null)
+                  TextField(
+                    decoration: InputDecoration(
+                      labelText: "Username".tl,
+                      border: const OutlineInputBorder(),
+                    ),
+                    enabled: widget.config.login != null,
+                    onChanged: (s) {
+                      username = s;
+                    },
+                    autofillHints: const [AutofillHints.username],
+                  ).paddingBottom(16),
+                if (widget.config.cookieFields == null)
+                  TextField(
+                    decoration: InputDecoration(
+                      labelText: "Password".tl,
+                      border: const OutlineInputBorder(),
+                    ),
+                    obscureText: true,
+                    enabled: widget.config.login != null,
+                    onChanged: (s) {
+                      password = s;
+                    },
+                    onSubmitted: (s) => login(),
+                    autofillHints: const [AutofillHints.password],
+                  ).paddingBottom(16),
+                for (var field in widget.config.cookieFields ?? <String>[])
+                  TextField(
+                    decoration: InputDecoration(
+                      labelText: field,
+                      border: const OutlineInputBorder(),
+                    ),
+                    obscureText: true,
+                    enabled: widget.config.validateCookies != null,
+                    onChanged: (s) {
+                      _cookies[field] = s;
+                    },
+                  ).paddingBottom(16),
+                if (widget.config.login == null &&
+                    widget.config.cookieFields == null)
+                  Row(
+                    mainAxisSize: MainAxisSize.min,
+                    children: [
+                      const Icon(Icons.error_outline),
+                      const SizedBox(width: 8),
+                      Text("Login with password is disabled".tl),
+                    ],
+                  )
+                else
+                  Button.filled(
+                    isLoading: loading,
+                    onPressed: login,
+                    child: Text("Continue".tl),
+                  ),
+                const SizedBox(height: 24),
+                if (widget.config.loginWebsite != null)
+                  TextButton(
+                    onPressed: () {
+                      if (App.isLinux) {
+                        loginWithWebview2();
+                      } else {
+                        loginWithWebview();
+                      }
+                    },
+                    child: Text("Login with webview".tl),
+                  ),
+                const SizedBox(height: 8),
+                if (widget.config.registerWebsite != null)
+                  TextButton(
+                    onPressed: () =>
+                        launchUrlString(widget.config.registerWebsite!),
+                    child: Row(
+                      mainAxisSize: MainAxisSize.min,
+                      children: [
+                        const Icon(Icons.link),
+                        const SizedBox(width: 8),
+                        Text("Create Account".tl),
+                      ],
+                    ),
+                  ),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
+  void login() {
+    if (widget.config.login != null) {
+      if (username.isEmpty || password.isEmpty) {
+        showToast(
+          message: "Cannot be empty".tl,
+          icon: const Icon(Icons.error_outline),
+          context: context,
+        );
+        return;
+      }
+      setState(() {
+        loading = true;
+      });
+      widget.config.login!(username, password).then((value) {
+        if (value.error) {
+          context.showMessage(message: value.errorMessage!);
+          setState(() {
+            loading = false;
+          });
+        } else {
+          if (mounted) {
+            context.pop();
+          }
+        }
+      });
+    } else if (widget.config.validateCookies != null) {
+      setState(() {
+        loading = true;
+      });
+      var cookies =
+          widget.config.cookieFields!.map((e) => _cookies[e] ?? '').toList();
+      widget.config.validateCookies!(cookies).then((value) {
+        if (value) {
+          widget.source.data['account'] = 'ok';
+          widget.source.saveData();
+          context.pop();
+        } else {
+          context.showMessage(message: "Invalid cookies".tl);
+          setState(() {
+            loading = false;
+          });
+        }
+      });
+    }
+  }
+
+  void loginWithWebview() async {
+    var url = widget.config.loginWebsite!;
+    var title = '';
+    bool success = false;
+
+    void validate(InAppWebViewController c) async {
+      if (widget.config.checkLoginStatus != null &&
+          widget.config.checkLoginStatus!(url, title)) {
+        var cookies = (await c.getCookies(url)) ?? [];
+        SingleInstanceCookieJar.instance?.saveFromResponse(
+          Uri.parse(url),
+          cookies,
+        );
+        success = true;
+        widget.config.onLoginWithWebviewSuccess?.call();
+        App.mainNavigatorKey?.currentContext?.pop();
+      }
+    }
+
+    await context.to(
+      () => AppWebview(
+        initialUrl: widget.config.loginWebsite!,
+        onNavigation: (u, c) {
+          url = u;
+          validate(c);
+          return false;
+        },
+        onTitleChange: (t, c) {
+          title = t;
+          validate(c);
+        },
+      ),
+    );
+    if (success) {
+      widget.source.data['account'] = 'ok';
+      widget.source.saveData();
+      context.pop();
+    }
+  }
+
+  // for linux
+  void loginWithWebview2() async {
+    if (!await DesktopWebview.isAvailable()) {
+      context.showMessage(message: "Webview is not available".tl);
+    }
+
+    var url = widget.config.loginWebsite!;
+    var title = '';
+    bool success = false;
+
+    void onClose() {
+      if (success) {
+        widget.source.data['account'] = 'ok';
+        widget.source.saveData();
+        context.pop();
+      }
+    }
+
+    void validate(DesktopWebview webview) async {
+      if (widget.config.checkLoginStatus != null &&
+          widget.config.checkLoginStatus!(url, title)) {
+        var cookiesMap = await webview.getCookies(url);
+        var cookies = <io.Cookie>[];
+        cookiesMap.forEach((key, value) {
+          cookies.add(io.Cookie(key, value));
+        });
+        SingleInstanceCookieJar.instance?.saveFromResponse(
+          Uri.parse(url),
+          cookies,
+        );
+        success = true;
+        widget.config.onLoginWithWebviewSuccess?.call();
+        webview.close();
+        onClose();
+      }
+    }
+
+    var webview = DesktopWebview(
+      initialUrl: widget.config.loginWebsite!,
+      onTitleChange: (t, webview) {
+        title = t;
+        validate(webview);
+      },
+      onNavigation: (u, webview) {
+        url = u;
+        validate(webview);
+      },
+      onClose: onClose,
+    );
+
+    webview.open();
+  }
+}

lib/pages/downloading_page.dart

@@ -46,6 +46,7 @@ class _DownloadingPageState extends State<DownloadingPage> {
           i--;
 
           return _DownloadTaskTile(
+            key: ValueKey(LocalManager().downloadingTasks[i]),
             task: LocalManager().downloadingTasks[i],
           );
         },
@@ -120,7 +121,7 @@ class _DownloadingPageState extends State<DownloadingPage> {
 }
 
 class _DownloadTaskTile extends StatefulWidget {
-  const _DownloadTaskTile({required this.task});
+  const _DownloadTaskTile({required this.task, super.key});
 
   final DownloadTask task;
 
@@ -129,20 +130,33 @@ class _DownloadTaskTile extends StatefulWidget {
 }
 
 class _DownloadTaskTileState extends State<_DownloadTaskTile> {
+  late DownloadTask task;
+
   @override
   void initState() {
-    widget.task.addListener(update);
+    task = widget.task;
+    task.addListener(update);
     super.initState();
   }
 
   @override
   void dispose() {
-    widget.task.removeListener(update);
+    task.removeListener(update);
     super.dispose();
   }
 
+  @override
+  void didUpdateWidget(covariant _DownloadTaskTile oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.task != widget.task) {
+      task.removeListener(update);
+      task = widget.task;
+      task.addListener(update);
+    }
+  }
+
   void update() {
-    context.findAncestorStateOfType<_DownloadingPageState>()?.update();
+    setState(() {});
   }
 
   @override

lib/pages/explore_page.dart

@@ -3,8 +3,8 @@ import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
+import 'package:venera/foundation/global_state.dart';
 import 'package:venera/foundation/res.dart';
-import 'package:venera/foundation/state_controller.dart';
 import 'package:venera/pages/comic_source_page.dart';
 import 'package:venera/pages/search_result_page.dart';
 import 'package:venera/pages/settings/settings_page.dart';
@@ -37,7 +37,7 @@ class _ExplorePageState extends State<ExplorePage>
         .expand((e) => e.map((e) => e.title))
         .toList();
     explorePages = explorePages.where((e) => all.contains(e)).toList();
-    if (!pages.isEqualsTo(explorePages)) {
+    if (!pages.isEqualTo(explorePages)) {
       setState(() {
         pages = explorePages;
         controller = TabController(
@@ -52,9 +52,7 @@ class _ExplorePageState extends State<ExplorePage>
     if (index == 2) {
       int page = controller.index;
       String currentPageId = pages[page];
-      StateController.find<SimpleController>(tag: currentPageId)
-          .control!()['toTop']
-          ?.call();
+      GlobalState.find<_SingleExplorePageState>(currentPageId).toTop();
     }
   }
 
@@ -98,7 +96,7 @@ class _ExplorePageState extends State<ExplorePage>
   void refresh() {
     int page = controller.index;
     String currentPageId = pages[page];
-    StateController.find<SimpleController>(tag: currentPageId).refresh();
+    GlobalState.find<_SingleExplorePageState>(currentPageId).refresh();
   }
 
   Widget buildFAB() => Material(
@@ -244,7 +242,7 @@ class _SingleExplorePage extends StatefulWidget {
   State<_SingleExplorePage> createState() => _SingleExplorePageState();
 }
 
-class _SingleExplorePageState extends StateWithController<_SingleExplorePage>
+class _SingleExplorePageState extends AutomaticGlobalState<_SingleExplorePage>
     with AutomaticKeepAliveClientMixin<_SingleExplorePage> {
   late final ExplorePageData data;
 
@@ -328,7 +326,7 @@ class _SingleExplorePageState extends StateWithController<_SingleExplorePage>
   }
 
   @override
-  Object? get tag => widget.title;
+  Object? get key => widget.title;
 
   @override
   void refresh() {
@@ -347,9 +345,6 @@ class _SingleExplorePageState extends StateWithController<_SingleExplorePage>
       );
     }
   }
-
-  @override
-  Map<String, dynamic> get control => {"toTop": toTop};
 }
 
 class _MixedExplorePage extends StatefulWidget {

lib/pages/favorites/favorites_page.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 import 'dart:math';
 
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_reorderable_grid_view/widgets/reorderable_builder.dart';
 import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
@@ -14,8 +15,9 @@ import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
 import 'package:venera/foundation/res.dart';
 import 'package:venera/network/download.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 import 'package:venera/pages/reader/reader.dart';
+import 'package:venera/pages/settings/settings_page.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
 

lib/pages/favorites/local_favorites_page.dart

@@ -351,6 +351,21 @@ class _LocalFavoritesPageState extends State<_LocalFavoritesPage> {
                   text: "Download".tl,
                   onClick: downloadSelected,
                 ),
+                if (selectedComics.length == 1)
+                  MenuEntry(
+                    icon: Icons.copy,
+                    text: "Copy Title".tl,
+                    onClick: () {
+                      Clipboard.setData(
+                        ClipboardData(
+                          text: selectedComics.keys.first.title,
+                        ),
+                      );
+                      context.showMessage(
+                        message: "Copied".tl,
+                      );
+                    },
+                  ),
               ]),
             ],
           )

lib/pages/favorites/network_favorites_page.dart

@@ -476,55 +476,47 @@ class _CreateFolderDialogState extends State<_CreateFolderDialog> {
 
   @override
   Widget build(BuildContext context) {
-    return SimpleDialog(
-      title: Text("Create a folder".tl),
-      children: [
-        Padding(
-          padding: const EdgeInsets.fromLTRB(20, 0, 20, 0),
-          child: TextField(
-            controller: controller,
-            decoration: InputDecoration(
-              border: const OutlineInputBorder(),
-              labelText: "name".tl,
-            ),
-          ),
-        ),
-        const SizedBox(
-          width: 200,
-          height: 10,
-        ),
-        if (loading)
-          Center(
-            child: const CircularProgressIndicator(
-              strokeWidth: 2,
-            ).fixWidth(24).fixHeight(24),
-          )
-        else
-          SizedBox(
-            height: 35,
-            child: Center(
-              child: TextButton(
-                onPressed: () {
-                  setState(() {
-                    loading = true;
-                  });
-                  widget.data.addFolder!(controller.text).then((b) {
-                    if (b.error) {
-                      context.showMessage(message: b.errorMessage!);
-                      setState(() {
-                        loading = false;
-                      });
-                    } else {
-                      context.pop();
-                      context.showMessage(message: "Created successfully".tl);
-                      widget.updateState();
-                    }
-                  });
-                },
-                child: Text("Submit".tl),
+    return ContentDialog(
+      title: "Create a folder".tl,
+      content: Column(
+        children: [
+          Padding(
+            padding: const EdgeInsets.fromLTRB(16, 0, 16, 0),
+            child: TextField(
+              controller: controller,
+              decoration: InputDecoration(
+                border: const OutlineInputBorder(),
+                labelText: "name".tl,
               ),
             ),
-          )
+          ),
+          const SizedBox(
+            height: 16
+          ),
+        ],
+      ),
+      actions: [
+        Button.filled(
+          isLoading: loading,
+          onPressed: () {
+            setState(() {
+              loading = true;
+            });
+            widget.data.addFolder!(controller.text).then((b) {
+              if (b.error) {
+                context.showMessage(message: b.errorMessage!);
+                setState(() {
+                  loading = false;
+                });
+              } else {
+                context.pop();
+                context.showMessage(message: "Created successfully".tl);
+                widget.updateState();
+              }
+            });
+          },
+          child: Text("Submit".tl),
+        )
       ],
     );
   }

lib/pages/favorites/side_bar.dart

@@ -20,22 +20,35 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
 
   var networkFolders = <String>[];
 
+  void findNetworkFolders() {
+    networkFolders.clear();
+    var all = ComicSource.all()
+        .where((e) => e.favoriteData != null)
+        .map((e) => e.favoriteData!.key)
+        .toList();
+    var settings = appdata.settings['favorites'] as List;
+    for (var p in settings) {
+      if (all.contains(p) && !networkFolders.contains(p)) {
+        networkFolders.add(p);
+      }
+    }
+  }
+
   @override
   void initState() {
     favPage = widget.favPage ??
         context.findAncestorStateOfType<_FavoritesPageState>()!;
     favPage.folderList = this;
     folders = LocalFavoritesManager().folderNames;
-    networkFolders = ComicSource.all()
-        .where((e) => e.favoriteData != null && e.isLogged)
-        .map((e) => e.favoriteData!.key)
-        .toList();
+    findNetworkFolders();
+    appdata.settings.addListener(updateFolders);
     super.initState();
   }
 
   @override
   void dispose() {
     super.dispose();
+    appdata.settings.removeListener(updateFolders);
   }
 
   @override
@@ -102,7 +115,8 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
                               onClick: () {
                                 newFolder().then((value) {
                                   setState(() {
-                                    folders = LocalFavoritesManager().folderNames;
+                                    folders =
+                                        LocalFavoritesManager().folderNames;
                                   });
                                 });
                               },
@@ -113,7 +127,8 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
                               onClick: () {
                                 sortFolders().then((value) {
                                   setState(() {
-                                    folders = LocalFavoritesManager().folderNames;
+                                    folders =
+                                        LocalFavoritesManager().folderNames;
                                   });
                                 });
                               },
@@ -143,15 +158,24 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
                     ),
                     child: Row(
                       children: [
-                        const SizedBox(width: 16),
                         Icon(
                           Icons.cloud,
                           color: context.colorScheme.secondary,
                         ),
                         const SizedBox(width: 12),
                         Text("Network".tl),
+                        const Spacer(),
+                        IconButton(
+                          icon: const Icon(Icons.settings),
+                          onPressed: () {
+                            showPopUpWidget(
+                              App.rootContext,
+                              setFavoritesPagesWidget(),
+                            );
+                          },
+                        ),
                       ],
-                    ),
+                    ).paddingHorizontal(16),
                   );
                 }
                 index--;
@@ -241,10 +265,7 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
     if (!mounted) return;
     setState(() {
       folders = LocalFavoritesManager().folderNames;
-      networkFolders = ComicSource.all()
-          .where((e) => e.favoriteData != null)
-          .map((e) => e.favoriteData!.key)
-          .toList();
+      findNetworkFolders();
     });
   }
 }

lib/pages/follow_updates_page.dart

@@ -0,0 +1,665 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:venera/components/components.dart';
+import 'package:venera/foundation/app.dart';
+import 'package:venera/foundation/appdata.dart';
+import 'package:venera/foundation/favorites.dart';
+import 'package:venera/foundation/log.dart';
+import 'package:venera/utils/translations.dart';
+import '../foundation/global_state.dart';
+
+class FollowUpdatesWidget extends StatefulWidget {
+  const FollowUpdatesWidget({super.key});
+
+  @override
+  State<FollowUpdatesWidget> createState() => _FollowUpdatesWidgetState();
+}
+
+class _FollowUpdatesWidgetState
+    extends AutomaticGlobalState<FollowUpdatesWidget> {
+  int _count = 0;
+
+  String? get folder => appdata.settings["followUpdatesFolder"];
+
+  void getCount() {
+    if (folder == null) {
+      _count = 0;
+      return;
+    }
+    if (!LocalFavoritesManager().folderNames.contains(folder)) {
+      _count = 0;
+      appdata.settings["followUpdatesFolder"] = null;
+      Future.microtask(() {
+        appdata.saveData();
+      });
+    } else {
+      _count = LocalFavoritesManager().countUpdates(folder!);
+    }
+  }
+
+  void updateCount() {
+    setState(() {
+      getCount();
+    });
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    getCount();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SliverToBoxAdapter(
+      child: Container(
+        margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
+        decoration: BoxDecoration(
+          border: Border.all(
+            color: Theme.of(context).colorScheme.outlineVariant,
+            width: 0.6,
+          ),
+          borderRadius: BorderRadius.circular(8),
+        ),
+        child: InkWell(
+          borderRadius: BorderRadius.circular(8),
+          onTap: () {
+            context.to(() => FollowUpdatesPage());
+          },
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              SizedBox(
+                height: 56,
+                child: Row(
+                  children: [
+                    Center(
+                      child: Text('Follow Updates'.tl, style: ts.s18),
+                    ),
+                    const Spacer(),
+                    const Icon(Icons.arrow_right),
+                  ],
+                ),
+              ).paddingHorizontal(16),
+              if (_count > 0)
+                Container(
+                  padding:
+                      const EdgeInsets.symmetric(horizontal: 16, vertical: 2),
+                  margin: const EdgeInsets.only(bottom: 16, left: 16),
+                  decoration: BoxDecoration(
+                    borderRadius: BorderRadius.circular(8),
+                    color: Theme.of(context).colorScheme.primaryContainer,
+                  ),
+                  child: Text(
+                    '@c updates'.tlParams({
+                      'c': _count,
+                    }),
+                    style: ts.s16,
+                  ),
+                ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+
+  @override
+  Object? get key => 'FollowUpdatesWidget';
+}
+
+class FollowUpdatesPage extends StatefulWidget {
+  const FollowUpdatesPage({super.key});
+
+  @override
+  State<FollowUpdatesPage> createState() => _FollowUpdatesPageState();
+}
+
+class _FollowUpdatesPageState extends AutomaticGlobalState<FollowUpdatesPage> {
+  String? get folder => appdata.settings["followUpdatesFolder"];
+
+  var updatedComics = <FavoriteItemWithUpdateInfo>[];
+  var allComics = <FavoriteItemWithUpdateInfo>[];
+
+  /// Sort comics by update time in descending order with nulls at the end.
+  void sortComics() {
+    allComics.sort((a, b) {
+      if (a.updateTime == null && b.updateTime == null) {
+        return 0;
+      } else if (a.updateTime == null) {
+        return -1;
+      } else if (b.updateTime == null) {
+        return 1;
+      }
+      return b.updateTime!.compareTo(a.updateTime!);
+    });
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    if (folder != null) {
+      allComics = LocalFavoritesManager().getComicsWithUpdatesInfo(folder!);
+      sortComics();
+      updatedComics = allComics.where((c) => c.hasNewUpdate).toList();
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: SmoothCustomScrollView(
+        slivers: [
+          SliverAppbar(title: Text('Follow Updates'.tl)),
+          if (folder == null)
+            buildNotConfigured(context)
+          else
+            buildConfigured(context),
+          SliverPadding(padding: const EdgeInsets.only(top: 8)),
+          buildUpdatedComics(),
+          buildAllComics(),
+        ],
+      ),
+    );
+  }
+
+  Widget buildNotConfigured(BuildContext context) {
+    return SliverToBoxAdapter(
+      child: Container(
+        margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
+        decoration: BoxDecoration(
+          border: Border.all(
+            color: Theme.of(context).colorScheme.outlineVariant,
+            width: 0.6,
+          ),
+          borderRadius: BorderRadius.circular(8),
+        ),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            ListTile(
+              leading: Icon(Icons.info_outline),
+              title: Text("Not Configured".tl),
+            ),
+            Text(
+              "Choose a folder to follow updates.".tl,
+              style: ts.s16,
+            ).paddingHorizontal(16),
+            const SizedBox(height: 8),
+            FilledButton.tonal(
+              onPressed: showSelector,
+              child: Text("Choose Folder".tl),
+            ).paddingHorizontal(16).toAlign(Alignment.centerRight),
+            const SizedBox(height: 16),
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget buildConfigured(BuildContext context) {
+    return SliverToBoxAdapter(
+      child: Container(
+        margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
+        decoration: BoxDecoration(
+          border: Border.all(
+            color: Theme.of(context).colorScheme.outlineVariant,
+            width: 0.6,
+          ),
+          borderRadius: BorderRadius.circular(8),
+        ),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            ListTile(
+              leading: Icon(Icons.stars_outlined),
+              title: Text(folder!),
+            ),
+            Text(
+              "Automatic update checking enabled.".tl,
+              style: ts.s14,
+            ).paddingHorizontal(16),
+            Text(
+              "The app will check for updates at most once a day.".tl,
+              style: ts.s14,
+            ).paddingHorizontal(16),
+            const SizedBox(height: 8),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.end,
+              children: [
+                TextButton(
+                  onPressed: showSelector,
+                  child: Text("Change Folder".tl),
+                ),
+                FilledButton.tonal(
+                  onPressed: checkNow,
+                  child: Text("Check Now".tl),
+                ),
+                const SizedBox(width: 16),
+              ],
+            ),
+            const SizedBox(height: 16),
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget buildUpdatedComics() {
+    return SliverMainAxisGroup(
+      slivers: [
+        SliverToBoxAdapter(
+          child: Container(
+            margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+            padding: const EdgeInsets.symmetric(vertical: 4),
+            decoration: BoxDecoration(
+              border: Border(
+                bottom: BorderSide(
+                  color: Theme.of(context).colorScheme.outlineVariant,
+                  width: 0.6,
+                ),
+              ),
+            ),
+            child: Row(
+              children: [
+                Icon(Icons.update),
+                const SizedBox(width: 8),
+                Text(
+                  "Updates".tl,
+                  style: ts.s18,
+                ),
+              ],
+            ),
+          ),
+        ),
+        if (updatedComics.isNotEmpty)
+          SliverToBoxAdapter(
+            child: Text(
+                    "The comic will be marked as no updates as soon as you read it."
+                        .tl)
+                .paddingHorizontal(16)
+                .paddingVertical(4),
+          ),
+        if (updatedComics.isNotEmpty)
+          SliverGridComics(comics: updatedComics)
+        else
+          SliverToBoxAdapter(
+            child: Row(
+              children: [
+                Container(
+                  margin:
+                      const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+                  padding:
+                      const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
+                  decoration: BoxDecoration(
+                    color: Theme.of(context).colorScheme.surfaceContainerLow,
+                    borderRadius: BorderRadius.circular(16),
+                  ),
+                  child: Row(
+                    mainAxisSize: MainAxisSize.min,
+                    children: [
+                      Text(
+                        "No updates found".tl,
+                        style: ts.s16,
+                      ),
+                    ],
+                  ),
+                )
+              ],
+            ),
+          ),
+      ],
+    );
+  }
+
+  Widget buildAllComics() {
+    return SliverMainAxisGroup(
+      slivers: [
+        SliverToBoxAdapter(
+          child: Container(
+            margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+            padding: const EdgeInsets.symmetric(vertical: 4),
+            decoration: BoxDecoration(
+              border: Border(
+                bottom: BorderSide(
+                  color: Theme.of(context).colorScheme.outlineVariant,
+                  width: 0.6,
+                ),
+              ),
+            ),
+            child: Row(
+              children: [
+                Icon(Icons.list),
+                const SizedBox(width: 8),
+                Text(
+                  "All Comics".tl,
+                  style: ts.s18,
+                ),
+              ],
+            ),
+          ),
+        ),
+        SliverGridComics(comics: allComics),
+      ],
+    );
+  }
+
+  void showSelector() {
+    var folders = LocalFavoritesManager().folderNames;
+    if (folders.isEmpty) {
+      context.showMessage(message: "No folders available".tl);
+      return;
+    }
+    String? selectedFolder;
+    showDialog(
+      context: App.rootContext,
+      builder: (context) {
+        return StatefulBuilder(builder: (context, setState) {
+          return ContentDialog(
+            title: "Choose Folder".tl,
+            content: Column(
+              children: [
+                ListTile(
+                  title: Text("Folder".tl),
+                  trailing: Select(
+                    minWidth: 120,
+                    current: selectedFolder,
+                    values: folders,
+                    onTap: (i) {
+                      setState(() {
+                        selectedFolder = folders[i];
+                      });
+                    },
+                  ),
+                ),
+              ],
+            ),
+            actions: [
+              if (appdata.settings["followUpdatesFolder"] != null)
+                TextButton(
+                  onPressed: () {
+                    disable();
+                    context.pop();
+                  },
+                  child: Text("Disable".tl),
+                ),
+              FilledButton(
+                onPressed: selectedFolder == null
+                    ? null
+                    : () {
+                        context.pop();
+                        setFolder(selectedFolder!);
+                      },
+                child: Text("Confirm".tl),
+              ),
+            ],
+          );
+        });
+      },
+    );
+  }
+
+  void disable() {
+    appdata.settings["followUpdatesFolder"] = null;
+    appdata.saveData();
+    updateFollowUpdatesUI();
+  }
+
+  void setFolder(String folder) async {
+    FollowUpdatesService.cancelChecking?.call();
+    LocalFavoritesManager().prepareTableForFollowUpdates(folder);
+
+    var count = LocalFavoritesManager().count(folder);
+
+    if (count > 0) {
+      bool isCanceled = false;
+      void onCancel() {
+        isCanceled = true;
+      }
+
+      var loadingController = showLoadingDialog(
+        App.rootContext,
+        withProgress: true,
+        cancelButtonText: "Cancel".tl,
+        onCancel: onCancel,
+        message: "Updating comics...".tl,
+      );
+
+      await for (var progress in _updateFolder(folder, true)) {
+        if (isCanceled) {
+          return;
+        }
+        loadingController.setProgress(progress.current / progress.total);
+      }
+
+      loadingController.close();
+    }
+
+    setState(() {
+      appdata.settings["followUpdatesFolder"] = folder;
+      updatedComics = [];
+      allComics = LocalFavoritesManager().getComicsWithUpdatesInfo(folder);
+      sortComics();
+    });
+    appdata.saveData();
+  }
+
+  void checkNow() async {
+    FollowUpdatesService.cancelChecking?.call();
+
+    bool isCanceled = false;
+    void onCancel() {
+      isCanceled = true;
+    }
+
+    var loadingController = showLoadingDialog(
+      App.rootContext,
+      withProgress: true,
+      cancelButtonText: "Cancel".tl,
+      onCancel: onCancel,
+      message: "Updating comics...".tl,
+    );
+
+    int updated = 0;
+
+    await for (var progress in _updateFolder(folder!, true)) {
+      if (isCanceled) {
+        return;
+      }
+      loadingController.setProgress(progress.current / progress.total);
+      updated = progress.updated;
+    }
+
+    loadingController.close();
+
+    if (updated > 0) {
+      GlobalState.findOrNull<_FollowUpdatesWidgetState>()?.updateCount();
+      updateComics();
+    }
+  }
+
+  void updateComics() {
+    if (folder == null) {
+      setState(() {
+        allComics = [];
+        updatedComics = [];
+      });
+      return;
+    }
+    setState(() {
+      allComics = LocalFavoritesManager().getComicsWithUpdatesInfo(folder!);
+      sortComics();
+      updatedComics = allComics.where((c) => c.hasNewUpdate).toList();
+    });
+  }
+
+  @override
+  Object? get key => 'FollowUpdatesPage';
+}
+
+class _UpdateProgress {
+  final int total;
+  final int current;
+  final int errors;
+  final int updated;
+
+  _UpdateProgress(this.total, this.current, this.errors, this.updated);
+}
+
+void _updateFolderBase(
+  String folder,
+  StreamController<_UpdateProgress> stream,
+  bool ignoreCheckTime,
+) async {
+  var comics = LocalFavoritesManager().getComicsWithUpdatesInfo(folder);
+  int current = 0;
+  int errors = 0;
+  int updated = 0;
+  var futures = <Future>[];
+  const maxConcurrent = 5;
+
+  for (int i = 0; i < comics.length; i++) {
+    if (stream.isClosed) {
+      return;
+    }
+    if (!ignoreCheckTime) {
+      var lastCheckTime = comics[i].lastCheckTime;
+      if (lastCheckTime != null &&
+          DateTime.now().difference(lastCheckTime).inDays < 1) {
+        current++;
+        stream.add(_UpdateProgress(comics.length, current, errors, updated));
+        continue;
+      }
+    }
+
+    if (futures.length >= maxConcurrent) {
+      await Future.any(futures);
+    }
+
+    var future = () async {
+      int retries = 3;
+      while (true) {
+        try {
+          var c = comics[i];
+          var comicSource = c.type.comicSource;
+          if (comicSource == null) return;
+          var newInfo = (await comicSource.loadComicInfo!(c.id)).data;
+
+          var newTags = <String>[];
+          for (var entry in newInfo.tags.entries) {
+            const shouldIgnore = ['author', 'artist', 'time'];
+            var namespace = entry.key;
+            if (shouldIgnore.contains(namespace.toLowerCase())) {
+              continue;
+            }
+            for (var tag in entry.value) {
+              newTags.add("$namespace:$tag");
+            }
+          }
+
+          var item = FavoriteItem(
+            id: c.id,
+            name: newInfo.title,
+            coverPath: newInfo.cover,
+            author: newInfo.subTitle ??
+                newInfo.tags['author']?.firstOrNull ??
+                c.author,
+            type: c.type,
+            tags: newTags,
+          );
+
+          LocalFavoritesManager().updateInfo(folder, item);
+
+          var updateTime = newInfo.findUpdateTime();
+          if (updateTime != null && updateTime != c.updateTime) {
+            LocalFavoritesManager().updateUpdateTime(
+              folder,
+              c.id,
+              c.type,
+              updateTime,
+            );
+          }
+          updated++;
+          return;
+        } catch (e, s) {
+          Log.error("Check Updates", e, s);
+          retries--;
+          if (retries == 0) {
+            errors++;
+            return;
+          }
+        } finally {
+          current++;
+          stream.add(_UpdateProgress(comics.length, current, errors, updated));
+        }
+      }
+    }();
+
+    future.then((_) {
+      futures.remove(future);
+    });
+
+    futures.add(future);
+  }
+
+  await Future.wait(futures);
+
+  stream.close();
+}
+
+Stream<_UpdateProgress> _updateFolder(String folder, bool ignoreCheckTime) {
+  var stream = StreamController<_UpdateProgress>();
+  _updateFolderBase(folder, stream, ignoreCheckTime);
+  return stream.stream;
+}
+
+/// Background service for checking updates
+abstract class FollowUpdatesService {
+  static bool isChecking = false;
+
+  static void Function()? cancelChecking;
+
+  static void check() async {
+    if (isChecking) {
+      return;
+    }
+    var folder = appdata.settings["followUpdatesFolder"];
+    if (folder == null) {
+      return;
+    }
+    bool isCanceled = false;
+    cancelChecking = () {
+      isCanceled = true;
+    };
+
+    isChecking = true;
+    int updated = 0;
+    try {
+      await for (var progress in _updateFolder(folder, false)) {
+        if (isCanceled) {
+          return;
+        }
+        updated = progress.updated;
+      }
+    } finally {
+      cancelChecking = null;
+      isChecking = false;
+      if (updated > 0) {
+        updateFollowUpdatesUI();
+      }
+    }
+  }
+
+  static void initChecker() {
+    Timer.periodic(const Duration(hours: 1), (timer) {
+      check();
+    });
+  }
+}
+
+void updateFollowUpdatesUI() {
+  GlobalState.findOrNull<_FollowUpdatesWidgetState>()?.updateCount();
+  GlobalState.findOrNull<_FollowUpdatesPageState>()?.updateComics();
+}

lib/pages/home_page.dart

@@ -9,10 +9,10 @@ import 'package:venera/foundation/favorites.dart';
 import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
-import 'package:venera/pages/accounts_page.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 import 'package:venera/pages/comic_source_page.dart';
 import 'package:venera/pages/downloading_page.dart';
+import 'package:venera/pages/follow_updates_page.dart';
 import 'package:venera/pages/history_page.dart';
 import 'package:venera/pages/image_favorites_page/image_favorites_page.dart';
 import 'package:venera/pages/search_page.dart';
@@ -35,8 +35,8 @@ class HomePage extends StatelessWidget {
         const _SyncDataWidget(),
         const _History(),
         const _Local(),
+        const FollowUpdatesWidget(),
         const _ComicSourceWidget(),
-        const _AccountsWidget(),
         const ImageFavorites(),
         SliverPadding(padding: EdgeInsets.only(top: context.padding.bottom)),
       ],
@@ -698,115 +698,6 @@ class _ComicSourceWidgetState extends State<_ComicSourceWidget> {
   }
 }
 
-class _AccountsWidget extends StatefulWidget {
-  const _AccountsWidget();
-
-  @override
-  State<_AccountsWidget> createState() => _AccountsWidgetState();
-}
-
-class _AccountsWidgetState extends State<_AccountsWidget> {
-  late List<String> accounts;
-
-  void onComicSourceChange() {
-    setState(() {
-      accounts.clear();
-      for (var c in ComicSource.all()) {
-        if (c.isLogged) {
-          accounts.add(c.name);
-        }
-      }
-    });
-  }
-
-  @override
-  void initState() {
-    accounts = [];
-    for (var c in ComicSource.all()) {
-      if (c.isLogged) {
-        accounts.add(c.name);
-      }
-    }
-    ComicSource.addListener(onComicSourceChange);
-    super.initState();
-  }
-
-  @override
-  void dispose() {
-    ComicSource.removeListener(onComicSourceChange);
-    super.dispose();
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return SliverToBoxAdapter(
-      child: Container(
-        margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
-        decoration: BoxDecoration(
-          border: Border.all(
-            color: Theme.of(context).colorScheme.outlineVariant,
-            width: 0.6,
-          ),
-          borderRadius: BorderRadius.circular(8),
-        ),
-        child: InkWell(
-          borderRadius: BorderRadius.circular(8),
-          onTap: () {
-            context.to(() => const AccountsPage());
-          },
-          child: Column(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              SizedBox(
-                height: 56,
-                child: Row(
-                  children: [
-                    Center(
-                      child: Text('Accounts'.tl, style: ts.s18),
-                    ),
-                    Container(
-                      margin: const EdgeInsets.symmetric(horizontal: 8),
-                      padding: const EdgeInsets.symmetric(
-                          horizontal: 8, vertical: 2),
-                      decoration: BoxDecoration(
-                        color: Theme.of(context).colorScheme.secondaryContainer,
-                        borderRadius: BorderRadius.circular(8),
-                      ),
-                      child: Text(accounts.length.toString(), style: ts.s12),
-                    ),
-                    const Spacer(),
-                    const Icon(Icons.arrow_right),
-                  ],
-                ),
-              ).paddingHorizontal(16),
-              SizedBox(
-                width: double.infinity,
-                child: Wrap(
-                  runSpacing: 8,
-                  spacing: 8,
-                  children: accounts.map((e) {
-                    return Container(
-                      padding: const EdgeInsets.symmetric(
-                        horizontal: 8,
-                        vertical: 2,
-                      ),
-                      decoration: BoxDecoration(
-                        color: Theme.of(context).colorScheme.secondaryContainer,
-                        borderRadius: BorderRadius.circular(8),
-                      ),
-                      child: Text(e),
-                    );
-                  }).toList(),
-                ).paddingHorizontal(16).paddingBottom(16),
-              ),
-            ],
-          ),
-        ),
-      ),
-    );
-  }
-}
-
 class _AnimatedDownloadingIcon extends StatefulWidget {
   const _AnimatedDownloadingIcon();
 
@@ -932,6 +823,20 @@ class _ImageFavoritesState extends State<ImageFavorites> {
                     Center(
                       child: Text('Image Favorites'.tl, style: ts.s18),
                     ),
+                    if (hasData)
+                      Container(
+                        margin: const EdgeInsets.symmetric(horizontal: 8),
+                        padding: const EdgeInsets.symmetric(
+                            horizontal: 8, vertical: 2),
+                        decoration: BoxDecoration(
+                          color: Theme.of(context).colorScheme.secondaryContainer,
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                        child: Text(
+                          imageFavoritesCompute!.count.toString(),
+                          style: ts.s12,
+                        ),
+                      ),
                     const Spacer(),
                     const Icon(Icons.arrow_right),
                   ],

lib/pages/image_favorites_page/image_favorites_page.dart

@@ -11,7 +11,7 @@ import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/consts.dart';
 import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/image_provider/image_favorites_provider.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 import 'package:venera/pages/image_favorites_page/type.dart';
 import 'package:venera/pages/reader/reader.dart';
 import 'package:venera/utils/ext.dart';

lib/pages/local_comics_page.dart

@@ -4,7 +4,7 @@ import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 import 'package:venera/pages/downloading_page.dart';
 import 'package:venera/pages/favorites/favorites_page.dart';
 import 'package:venera/utils/cbz.dart';
@@ -12,6 +12,7 @@ import 'package:venera/utils/epub.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/pdf.dart';
 import 'package:venera/utils/translations.dart';
+import 'package:zip_flutter/zip_flutter.dart';
 
 class LocalComicsPage extends StatefulWidget {
   const LocalComicsPage({super.key});
@@ -147,13 +148,13 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
           text: "View Detail".tl,
           onClick: () {
             context.to(() => ComicPage(
-              id: selectedComics.keys.first.id,
-              sourceKey: selectedComics.keys.first.sourceKey,
-            ));
+                  id: selectedComics.keys.first.id,
+                  sourceKey: selectedComics.keys.first.sourceKey,
+                ));
           },
         ),
-      if (selectedComics.length == 1)
-        ...exportActions(selectedComics.keys.first),
+      if (selectedComics.isNotEmpty)
+        ...exportActions(selectedComics.keys.toList()),
     ]);
   }
 
@@ -322,7 +323,7 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
                     });
                   },
                 ),
-                ...exportActions(c as LocalComic),
+                ...exportActions([c as LocalComic]),
               ];
             },
           ),
@@ -390,79 +391,102 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
     return isDeleted;
   }
 
-  List<MenuEntry> exportActions(LocalComic c) {
+  List<MenuEntry> exportActions(List<LocalComic> comics) {
     return [
       MenuEntry(
-          icon: Icons.outbox_outlined,
-          text: "Export as cbz".tl,
-          onClick: () async {
-            var controller = showLoadingDialog(
-              context,
-              allowCancel: false,
-            );
-            try {
-              var file = await CBZ.export(c);
-              await saveFile(filename: file.name, file: file);
-              await file.delete();
-            } catch (e, s) {
-              context.showMessage(message: e.toString());
-              Log.error("CBZ Export", e, s);
-            }
-            controller.close();
-          }),
+        icon: Icons.outbox_outlined,
+        text: "Export as cbz".tl,
+        onClick: () {
+          exportComics(comics, CBZ.export, ".cbz");
+        },
+      ),
       MenuEntry(
         icon: Icons.picture_as_pdf_outlined,
         text: "Export as pdf".tl,
         onClick: () async {
-          var cache = FilePath.join(App.cachePath, 'temp.pdf');
-          var controller = showLoadingDialog(
-            context,
-            allowCancel: false,
-          );
-          try {
-            await createPdfFromComicIsolate(
-              comic: c,
-              savePath: cache,
-            );
-            await saveFile(
-              file: File(cache),
-              filename: "${c.title}.pdf",
-            );
-          } catch (e, s) {
-            Log.error("PDF Export", e, s);
-            context.showMessage(message: e.toString());
-          } finally {
-            controller.close();
-            File(cache).deleteIgnoreError();
-          }
+          exportComics(comics, createPdfFromComicIsolate, ".pdf");
         },
       ),
       MenuEntry(
         icon: Icons.import_contacts_outlined,
         text: "Export as epub".tl,
         onClick: () async {
-          var controller = showLoadingDialog(
-            context,
-            allowCancel: false,
-          );
-          File? file;
-          try {
-            file = await createEpubWithLocalComic(
-              c,
-            );
-            await saveFile(
-              file: file,
-              filename: "${c.title}.epub",
-            );
-          } catch (e, s) {
-            Log.error("EPUB Export", e, s);
-            context.showMessage(message: e.toString());
-          } finally {
-            controller.close();
-            file?.deleteIgnoreError();
-          }
+          exportComics(comics, createEpubWithLocalComic, ".epub");
         },
       )
     ];
   }
+
+  /// Export given comics to a file
+  void exportComics(
+      List<LocalComic> comics, ExportComicFunc export, String ext) async {
+    var current = 0;
+    var cacheDir = FilePath.join(App.cachePath, 'comics_export');
+    var outFile = FilePath.join(App.cachePath, 'comics_export.zip');
+    bool canceled = false;
+    if (Directory(cacheDir).existsSync()) {
+      Directory(cacheDir).deleteSync(recursive: true);
+    }
+    Directory(cacheDir).createSync();
+    var loadingController = showLoadingDialog(
+      context,
+      allowCancel: true,
+      message: "${"Exporting".tl} $current/${comics.length}",
+      withProgress: comics.length > 1,
+      onCancel: () {
+        canceled = true;
+      },
+    );
+    try {
+      var fileName = "";
+      // For each comic, export it to a file
+      for (var comic in comics) {
+        fileName = FilePath.join(cacheDir, sanitizeFileName(comic.title) + ext);
+        await export(comic, fileName);
+        current++;
+        if (comics.length > 1) {
+          loadingController
+              .setMessage("${"Exporting".tl} $current/${comics.length}");
+          loadingController.setProgress(current / comics.length);
+        }
+        if (canceled) {
+          return;
+        }
+      }
+      // For single comic, just save the file
+      if (comics.length == 1) {
+        await saveFile(
+          file: File(fileName),
+          filename: File(fileName).name,
+        );
+        Directory(cacheDir).deleteSync(recursive: true);
+        loadingController.close();
+        return;
+      }
+      // For multiple comics, compress the folder
+      loadingController.setProgress(null);
+      loadingController.setMessage("Compressing".tl);
+      await ZipFile.compressFolderAsync(cacheDir, outFile);
+      if (canceled) {
+        File(outFile).deleteIgnoreError();
+        return;
+      }
+    } catch (e, s) {
+      Log.error("Export Comics", e, s);
+      context.showMessage(message: e.toString());
+      loadingController.close();
+      return;
+    } finally {
+      Directory(cacheDir).deleteIgnoreError(recursive: true);
+    }
+    await saveFile(
+      file: File(outFile),
+      filename: "comics_export.zip",
+    );
+    loadingController.close();
+    File(outFile).deleteIgnoreError();
+  }
 }
+
+typedef ExportComicFunc = Future<File> Function(
+    LocalComic comic, String outFilePath);

lib/pages/main_page.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:venera/foundation/appdata.dart';
 import 'package:venera/pages/categories_page.dart';
 import 'package:venera/pages/search_page.dart';
 import 'package:venera/pages/settings/settings_page.dart';
@@ -7,7 +6,6 @@ import 'package:venera/utils/translations.dart';
 
 import '../components/components.dart';
 import '../foundation/app.dart';
-import 'comic_source_page.dart';
 import 'explore_page.dart';
 import 'favorites/favorites_page.dart';
 import 'home_page.dart';
@@ -36,24 +34,8 @@ class _MainPageState extends State<MainPage> {
     _navigatorKey!.currentContext!.pop();
   }
 
-  void checkUpdates() async {
-    var lastCheck = appdata.implicitData['lastCheckUpdate'] ?? 0;
-    var now = DateTime.now().millisecondsSinceEpoch;
-    if (now - lastCheck < 24 * 60 * 60 * 1000) {
-      return;
-    }
-    appdata.implicitData['lastCheckUpdate'] = now;
-    appdata.writeImplicitData();
-    ComicSourcePage.checkComicSourceUpdate();
-    if (appdata.settings['checkUpdateOnStart']) {
-      await Future.delayed(const Duration(milliseconds: 300));
-      await checkUpdateUi(false);
-    }
-  }
-
   @override
   void initState() {
-    checkUpdates();
     _observer = NaviObserver();
     _navigatorKey = GlobalKey();
     App.mainNavigatorKey = _navigatorKey;

lib/pages/reader/comic_image.dart

@@ -3,31 +3,30 @@ part of 'reader.dart';
 class ComicImage extends StatefulWidget {
   /// Modified from flutter Image
   ComicImage({
-        required ImageProvider image,
-        super.key,
-        double scale = 1.0,
-        this.semanticLabel,
-        this.excludeFromSemantics = false,
-        this.width,
-        this.height,
-        this.color,
-        this.opacity,
-        this.colorBlendMode,
-        this.fit,
-        this.alignment = Alignment.center,
-        this.repeat = ImageRepeat.noRepeat,
-        this.centerSlice,
-        this.matchTextDirection = false,
-        this.gaplessPlayback = false,
-        this.filterQuality = FilterQuality.medium,
-        this.isAntiAlias = false,
-        Map<String, String>? headers,
-        int? cacheWidth,
-        int? cacheHeight,
-      }
-  ): image = ResizeImage.resizeIfNeeded(cacheWidth, cacheHeight, image),
-  assert(cacheWidth == null || cacheWidth > 0),
-  assert(cacheHeight == null || cacheHeight > 0);
+    required ImageProvider image,
+    super.key,
+    double scale = 1.0,
+    this.semanticLabel,
+    this.excludeFromSemantics = false,
+    this.width,
+    this.height,
+    this.color,
+    this.opacity,
+    this.colorBlendMode,
+    this.fit,
+    this.alignment = Alignment.center,
+    this.repeat = ImageRepeat.noRepeat,
+    this.centerSlice,
+    this.matchTextDirection = false,
+    this.gaplessPlayback = false,
+    this.filterQuality = FilterQuality.medium,
+    this.isAntiAlias = false,
+    Map<String, String>? headers,
+    int? cacheWidth,
+    int? cacheHeight,
+  })  : image = ResizeImage.resizeIfNeeded(cacheWidth, cacheHeight, image),
+        assert(cacheWidth == null || cacheWidth > 0),
+        assert(cacheHeight == null || cacheHeight > 0);
 
   final ImageProvider image;
 
@@ -138,8 +137,8 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
   }
 
   void _updateInvertColors() {
-    _invertColors = MediaQuery.maybeInvertColorsOf(context)
-        ?? SemanticsBinding.instance.accessibilityFeatures.invertColors;
+    _invertColors = MediaQuery.maybeInvertColorsOf(context) ??
+        SemanticsBinding.instance.accessibilityFeatures.invertColors;
   }
 
   void _resolveImage() {
@@ -148,16 +147,19 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
       imageProvider: widget.image,
     );
     final ImageStream newStream =
-    provider.resolve(createLocalImageConfiguration(
+        provider.resolve(createLocalImageConfiguration(
       context,
-      size: widget.width != null && widget.height != null ? Size(widget.width!, widget.height!) : null,
+      size: widget.width != null && widget.height != null
+          ? Size(widget.width!, widget.height!)
+          : null,
     ));
     _updateSourceStream(newStream);
   }
 
   ImageStreamListener? _imageStreamListener;
+
   ImageStreamListener _getListener({bool recreateListener = false}) {
-    if(_imageStreamListener == null || recreateListener) {
+    if (_imageStreamListener == null || recreateListener) {
       _lastException = null;
       _imageStreamListener = ImageStreamListener(
         _handleImageFrame,
@@ -191,7 +193,8 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
 
   void _replaceImage({required ImageInfo? info}) {
     final ImageInfo? oldImageInfo = _imageInfo;
-    SchedulerBinding.instance.addPostFrameCallback((_) => oldImageInfo?.dispose());
+    SchedulerBinding.instance
+        .addPostFrameCallback((_) => oldImageInfo?.dispose());
     _imageInfo = info;
   }
 
@@ -208,7 +211,9 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
     }
 
     if (!widget.gaplessPlayback) {
-      setState(() { _replaceImage(info: null); });
+      setState(() {
+        _replaceImage(info: null);
+      });
     }
 
     setState(() {
@@ -247,7 +252,9 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
       return;
     }
 
-    if (keepStreamAlive && _completerHandle == null && _imageStream?.completer != null) {
+    if (keepStreamAlive &&
+        _completerHandle == null &&
+        _imageStream?.completer != null) {
       _completerHandle = _imageStream!.completer!.keepAlive();
     }
 
@@ -269,26 +276,41 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
               children: [
                 Expanded(
                   child: Center(
-                    child: Text(_lastException.toString(), maxLines: 3,),
+                    child: Text(
+                      _lastException.toString(),
+                      maxLines: 3,
+                    ),
                   ),
                 ),
-                const SizedBox(height: 4,),
+                const SizedBox(
+                  height: 4,
+                ),
                 MouseRegion(
                   cursor: SystemMouseCursors.click,
                   child: Listener(
-                    onPointerDown: (details){
+                    onPointerDown: (details) {
+                      GlobalState.find<_ReaderGestureDetectorState>().ignoreNextTap();
+                      setState(() {
+                        _loadingProgress = null;
+                        _lastException = null;
+                      });
                       _resolveImage();
                     },
-                    child: const SizedBox(
+                    child: SizedBox(
                       width: 84,
                       height: 36,
                       child: Center(
-                        child: Text("Retry", style: TextStyle(color: Colors.blue),),
+                        child: Text(
+                          "Retry".tl,
+                          style: TextStyle(color: Colors.blue),
+                        ),
                       ),
                     ),
                   ),
                 ),
-                const SizedBox(height: 16,),
+                const SizedBox(
+                  height: 16,
+                ),
               ],
             ),
           ),
@@ -300,34 +322,32 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
       var width = widget.width;
       var height = widget.height;
 
-      if(_imageInfo != null) {
+      if (_imageInfo != null) {
         // Record the height and the width of the image
-        _cache[widget.image.hashCode] = Size(
-            _imageInfo!.image.width.toDouble(),
-            _imageInfo!.image.height.toDouble()
-        );
+        _cache[widget.image.hashCode] = Size(_imageInfo!.image.width.toDouble(),
+            _imageInfo!.image.height.toDouble());
       }
 
       Size? cacheSize = _cache[widget.image.hashCode];
-      if(cacheSize != null){
-        if(width == double.infinity) {
+      if (cacheSize != null) {
+        if (width == double.infinity) {
           width = constrains.maxWidth;
           height = width * cacheSize.height / cacheSize.width;
-        } else if(height == double.infinity) {
+        } else if (height == double.infinity) {
           height = constrains.maxHeight;
           width = height * cacheSize.width / cacheSize.height;
         }
       } else {
-        if(width == double.infinity) {
+        if (width == double.infinity) {
           width = constrains.maxWidth;
           height = 300;
-        } else if(height == double.infinity) {
+        } else if (height == double.infinity) {
           height = constrains.maxHeight;
           width = 300;
         }
       }
 
-      if(_imageInfo != null){
+      if (_imageInfo != null) {
         // build image
         Widget result = RawImage(
           // Do not clone the image, because RawImage is a stateless wrapper.
@@ -379,12 +399,13 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
               height: 24,
               child: CircularProgressIndicator(
                 strokeWidth: 3,
-                backgroundColor: context.colorScheme.surfaceContainerLow,
+                backgroundColor: context.colorScheme.surfaceContainer,
                 value: (_loadingProgress != null &&
-                    _loadingProgress!.expectedTotalBytes!=null &&
-                    _loadingProgress!.expectedTotalBytes! != 0)
-                    ?_loadingProgress!.cumulativeBytesLoaded / _loadingProgress!.expectedTotalBytes!
-                    :0,
+                        _loadingProgress!.expectedTotalBytes != null &&
+                        _loadingProgress!.expectedTotalBytes! != 0)
+                    ? _loadingProgress!.cumulativeBytesLoaded /
+                        _loadingProgress!.expectedTotalBytes!
+                    : 0,
               ),
             ),
           ),
@@ -398,8 +419,10 @@ class _ComicImageState extends State<ComicImage> with WidgetsBindingObserver {
     super.debugFillProperties(description);
     description.add(DiagnosticsProperty<ImageStream>('stream', _imageStream));
     description.add(DiagnosticsProperty<ImageInfo>('pixels', _imageInfo));
-    description.add(DiagnosticsProperty<ImageChunkEvent>('loadingProgress', _loadingProgress));
+    description.add(DiagnosticsProperty<ImageChunkEvent>(
+        'loadingProgress', _loadingProgress));
     description.add(DiagnosticsProperty<int>('frameNumber', _frameNumber));
-    description.add(DiagnosticsProperty<bool>('wasSynchronouslyLoaded', _wasSynchronouslyLoaded));
+    description.add(DiagnosticsProperty<bool>(
+        'wasSynchronouslyLoaded', _wasSynchronouslyLoaded));
   }
 }

lib/pages/reader/gesture.dart

@@ -9,7 +9,7 @@ class _ReaderGestureDetector extends StatefulWidget {
   State<_ReaderGestureDetector> createState() => _ReaderGestureDetectorState();
 }
 
-class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
+class _ReaderGestureDetectorState extends AutomaticGlobalState<_ReaderGestureDetector> {
   late TapGestureRecognizer _tapGestureRecognizer;
 
   static const _kDoubleTapMaxTime = Duration(milliseconds: 200);
@@ -24,6 +24,14 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
 
   int fingers = 0;
 
+  late _ReaderState reader;
+
+  bool ignoreNextTag = false;
+
+  void ignoreNextTap() {
+    ignoreNextTag = true;
+  }
+
   @override
   void initState() {
     _tapGestureRecognizer = TapGestureRecognizer()
@@ -33,6 +41,7 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
       };
     super.initState();
     context.readerScaffold._gestureDetectorState = this;
+    reader = context.reader;
   }
 
   @override
@@ -41,6 +50,10 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
       behavior: HitTestBehavior.translucent,
       onPointerDown: (event) {
         fingers++;
+        if (ignoreNextTag) {
+          ignoreNextTag = false;
+          return;
+        }
         _lastTapPointer = event.pointer;
         _lastTapMoveDistance = Offset.zero;
         _tapGestureRecognizer.addPointer(event);
@@ -166,7 +179,9 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
   }
 
   void onTap(Offset location) {
-    if (context.readerScaffold.isOpen) {
+    if (reader._imageViewController!.handleOnTap(location)) {
+      return;
+    } else if (context.readerScaffold.isOpen) {
       context.readerScaffold.openOrClose();
     } else {
       if (appdata.settings['enableTapToTurnPages']) {
@@ -186,31 +201,37 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
           isBottom = true;
         }
         bool isCenter = false;
+        var prev = context.reader.toPrevPage;
+        var next = context.reader.toNextPage;
+        if (appdata.settings['reverseTapToTurnPages']) {
+          prev = context.reader.toNextPage;
+          next = context.reader.toPrevPage;
+        }
         switch (context.reader.mode) {
           case ReaderMode.galleryLeftToRight:
           case ReaderMode.continuousLeftToRight:
             if (isLeft) {
-              context.reader.toPrevPage();
+              prev();
             } else if (isRight) {
-              context.reader.toNextPage();
+              next();
             } else {
               isCenter = true;
             }
           case ReaderMode.galleryRightToLeft:
           case ReaderMode.continuousRightToLeft:
             if (isLeft) {
-              context.reader.toNextPage();
+              next();
             } else if (isRight) {
-              context.reader.toPrevPage();
+              prev();
             } else {
               isCenter = true;
             }
           case ReaderMode.galleryTopToBottom:
           case ReaderMode.continuousTopToBottom:
             if (isTop) {
-              context.reader.toPrevPage();
+              prev();
             } else if (isBottom) {
-              context.reader.toNextPage();
+              next();
             } else {
               isCenter = true;
             }
@@ -279,6 +300,9 @@ class _ReaderGestureDetectorState extends State<_ReaderGestureDetector> {
   void removeDragListener(_DragListener listener) {
     _dragListeners.remove(listener);
   }
+
+  @override
+  Object? get key => "reader_gesture";
 }
 
 class _DragListener {

lib/pages/reader/images.dart

@@ -105,15 +105,13 @@ class _GalleryModeState extends State<_GalleryMode>
 
   late List<bool> cached;
 
-  int get preCacheCount => 4;
+  int get preCacheCount => appdata.settings["preloadImageCount"];
 
   var photoViewControllers = <int, PhotoViewController>{};
 
   late _ReaderState reader;
 
-  int get totalPages => ((reader.images!.length + reader.imagesPerPage - 1) /
-          reader.imagesPerPage)
-      .ceil();
+  int get totalPages => (reader.images!.length / reader.imagesPerPage).ceil();
 
   @override
   void initState() {
@@ -228,6 +226,8 @@ class _GalleryModeState extends State<_GalleryMode>
         ? Axis.vertical
         : Axis.horizontal;
 
+    bool reverse = reader.mode == ReaderMode.galleryRightToLeft;
+
     List<Widget> imageWidgets = images.map((imageKey) {
       ImageProvider imageProvider =
           _createImageProviderFromKey(imageKey, context);
@@ -239,6 +239,10 @@ class _GalleryModeState extends State<_GalleryMode>
       );
     }).toList();
 
+    if (reverse) {
+      imageWidgets = imageWidgets.reversed.toList();
+    }
+
     return axis == Axis.vertical
         ? Column(children: imageWidgets)
         : Row(children: imageWidgets);
@@ -331,6 +335,11 @@ class _GalleryModeState extends State<_GalleryMode>
       }
     }
   }
+
+  @override
+  bool handleOnTap(Offset location) {
+    return false;
+  }
 }
 
 const Set<PointerDeviceKind> _kTouchLikeDeviceTypes = <PointerDeviceKind>{
@@ -362,14 +371,40 @@ class _ContinuousModeState extends State<_ContinuousMode>
   var fingers = 0;
   bool disableScroll = false;
 
+  late List<bool> cached;
+  int get preCacheCount => appdata.settings["preloadImageCount"];
+
+  /// Whether the user was scrolling the page.
+  /// The gesture detector has a delay to detect tap event.
+  /// To handle the tap event, we need to know if the user was scrolling before the delay.
+  bool delayedIsScrolling = false;
+
+  void delayedSetIsScrolling(bool value) {
+    Future.delayed(
+      const Duration(milliseconds: 300),
+      () => delayedIsScrolling = value,
+    );
+  }
+
   @override
   void initState() {
     reader = context.reader;
     reader._imageViewController = this;
     itemPositionsListener.itemPositions.addListener(onPositionChanged);
+    cached = List.filled(reader.maxPage + 2, false);
+    Future.delayed(
+      const Duration(milliseconds: 100),
+      () => cacheImages(reader.page),
+    );
     super.initState();
   }
 
+  @override
+  void dispose() {
+    itemPositionsListener.itemPositions.removeListener(onPositionChanged);
+    super.dispose();
+  }
+
   void onPositionChanged() {
     var page = itemPositionsListener.itemPositions.value.first.index;
     page = page.clamp(1, reader.maxPage);
@@ -377,6 +412,7 @@ class _ContinuousModeState extends State<_ContinuousMode>
       reader.setPage(page);
       context.readerScaffold.update();
     }
+    cacheImages(page);
   }
 
   double? futurePosition;
@@ -416,6 +452,15 @@ class _ContinuousModeState extends State<_ContinuousMode>
     }
   }
 
+  void cacheImages(int current) {
+    for (int i = current + 1; i <= current + preCacheCount; i++) {
+      if (i <= reader.maxPage && !cached[i]) {
+        _precacheImage(i, context);
+        cached[i] = true;
+      }
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     Widget widget = ScrollablePositionedList.builder(
@@ -446,8 +491,6 @@ class _ContinuousModeState extends State<_ContinuousMode>
           width = double.infinity;
         }
 
-        _precacheImage(index, context);
-
         ImageProvider image = _createImageProvider(index, context);
 
         return ComicImage(
@@ -485,6 +528,14 @@ class _ContinuousModeState extends State<_ContinuousMode>
           });
         }
       },
+      onPointerCancel: (event) {
+        fingers--;
+        if (fingers <= 1 && disableScroll) {
+          setState(() {
+            disableScroll = false;
+          });
+        }
+      },
       onPointerPanZoomUpdate: (event) {
         if (event.scale == 1.0) {
           smoothTo(0 - event.panDelta.dy);
@@ -512,20 +563,28 @@ class _ContinuousModeState extends State<_ContinuousMode>
       child: widget,
     );
 
-    widget = NotificationListener<ScrollUpdateNotification>(
+    widget = NotificationListener<ScrollNotification>(
       onNotification: (notification) {
-        var length = reader.maxChapter;
-        if (!scrollController.hasClients) return false;
-        if (scrollController.position.pixels <=
-                scrollController.position.minScrollExtent &&
-            reader.chapter != 1) {
-          context.readerScaffold.setFloatingButton(-1);
-        } else if (scrollController.position.pixels >=
-                scrollController.position.maxScrollExtent &&
-            reader.chapter < length) {
-          context.readerScaffold.setFloatingButton(1);
-        } else {
-          context.readerScaffold.setFloatingButton(0);
+        if (notification is ScrollStartNotification) {
+          delayedSetIsScrolling(true);
+        } else if (notification is ScrollEndNotification) {
+          delayedSetIsScrolling(false);
+        }
+
+        if (notification is ScrollUpdateNotification) {
+          var length = reader.maxChapter;
+          if (!scrollController.hasClients) return false;
+          if (scrollController.position.pixels <=
+              scrollController.position.minScrollExtent &&
+              reader.chapter != 1) {
+            context.readerScaffold.setFloatingButton(-1);
+          } else if (scrollController.position.pixels >=
+              scrollController.position.maxScrollExtent &&
+              reader.chapter < length) {
+            context.readerScaffold.setFloatingButton(1);
+          } else {
+            context.readerScaffold.setFloatingButton(0);
+          }
         }
 
         return true;
@@ -588,7 +647,7 @@ class _ContinuousModeState extends State<_ContinuousMode>
 
   @override
   void handleLongPressDown(Offset location) {
-    if (!appdata.settings['enableLongPressToZoom']) {
+    if (!appdata.settings['enableLongPressToZoom'] || delayedIsScrolling) {
       return;
     }
     double target = photoViewController.getInitialScale!.call()! * 1.75;
@@ -663,6 +722,14 @@ class _ContinuousModeState extends State<_ContinuousMode>
       );
     }
   }
+
+  @override
+  bool handleOnTap(Offset location) {
+    if (delayedIsScrolling) {
+      return true;
+    }
+    return false;
+  }
 }
 
 ImageProvider _createImageProviderFromKey(

lib/pages/reader/loading.dart

@@ -41,7 +41,7 @@ class _ReaderWithLoadingState
   @override
   Future<Res<ReaderProps>> loadData() async {
     var comicSource = ComicSource.find(widget.sourceKey);
-    var history = HistoryManager().findSync(
+    var history = HistoryManager().find(
       widget.id,
       ComicType.fromKey(widget.sourceKey),
     );

lib/pages/reader/reader.dart

@@ -22,6 +22,7 @@ import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/comic_type.dart';
 import 'package:venera/foundation/consts.dart';
 import 'package:venera/foundation/favorites.dart';
+import 'package:venera/foundation/global_state.dart';
 import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/image_provider/reader_image.dart';
 import 'package:venera/foundation/local.dart';
@@ -98,8 +99,7 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
   }
 
   @override
-  int get maxPage =>
-      ((images?.length ?? 1) + imagesPerPage - 1) ~/ imagesPerPage;
+  int get maxPage => ((images?.length ?? 1) / imagesPerPage).ceil();
 
   ComicType get type => widget.type;
 
@@ -230,6 +230,10 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
     updateHistory();
   }
 
+  /// Prevent multiple history updates in a short time.
+  /// `HistoryManager().addHistoryAsync` is a high-cost operation because it creates a new isolate.
+  Timer? _updateHistoryTimer;
+
   void updateHistory() {
     if (history != null) {
       history!.page = page;
@@ -239,7 +243,11 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
       }
       history!.readEpisode.add(chapter);
       history!.time = DateTime.now();
-      HistoryManager().addHistory(history!);
+      _updateHistoryTimer?.cancel();
+      _updateHistoryTimer = Timer(const Duration(seconds: 1), () {
+        HistoryManager().addHistoryAsync(history!);
+        _updateHistoryTimer = null;
+      });
     }
   }
 
@@ -431,4 +439,7 @@ abstract interface class _ImageViewController {
   void handleLongPressUp(Offset location);
 
   void handleKeyEvent(KeyEvent event);
+
+  /// Returns true if the event is handled.
+  bool handleOnTap(Offset location);
 }

lib/pages/reader/scaffold.dart

@@ -660,12 +660,16 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
                     App.rootContext.pop();
                   },
                   child: Container(
-                    decoration: BoxDecoration(
-                      borderRadius: const BorderRadius.all(Radius.circular(16)),
+                    foregroundDecoration: BoxDecoration(
+                      borderRadius: BorderRadius.circular(16),
                       border: Border.all(
                         color: Theme.of(context).colorScheme.outline,
                       ),
                     ),
+                    clipBehavior: Clip.antiAlias,
+                    decoration: BoxDecoration(
+                      borderRadius: BorderRadius.circular(16),
+                    ),
                     width: double.infinity,
                     height: double.infinity,
                     child: Image(

lib/pages/search_page.dart

@@ -7,15 +7,17 @@ import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/state_controller.dart';
+import 'package:venera/foundation/global_state.dart';
 import 'package:venera/pages/aggregated_search_page.dart';
 import 'package:venera/pages/search_result_page.dart';
+import 'package:venera/pages/settings/settings_page.dart';
 import 'package:venera/utils/app_links.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/tags_translation.dart';
 import 'package:venera/utils/translations.dart';
 
-import 'comic_page.dart';
+import 'comic_details_page/comic_page.dart';
+import 'comic_source_page.dart';
 
 class SearchPage extends StatefulWidget {
   const SearchPage({super.key});
@@ -27,8 +29,13 @@ class SearchPage extends StatefulWidget {
 class _SearchPageState extends State<SearchPage> {
   late final SearchBarController controller;
 
+  late List<String> searchSources;
+
   String searchTarget = "";
 
+  SearchPageData get currentSearchPageData =>
+      ComicSource.find(searchTarget)!.searchPageData!;
+
   bool aggregatedSearch = false;
 
   var focusNode = FocusNode();
@@ -139,29 +146,85 @@ class _SearchPageState extends State<SearchPage> {
 
   @override
   void initState() {
+    findSearchSources();
     var defaultSearchTarget = appdata.settings['defaultSearchTarget'];
     if (defaultSearchTarget == "_aggregated_") {
       aggregatedSearch = true;
     } else if (defaultSearchTarget != null &&
-        ComicSource.find(defaultSearchTarget) != null) {
+        searchSources.contains(defaultSearchTarget)) {
       searchTarget = defaultSearchTarget;
-    } else {
-      searchTarget = ComicSource.all().first.key;
     }
     controller = SearchBarController(
       onSearch: search,
     );
+    appdata.settings.addListener(updateSearchSourcesIfNeeded);
     super.initState();
   }
 
   @override
   void dispose() {
     focusNode.dispose();
+    appdata.settings.removeListener(updateSearchSourcesIfNeeded);
     super.dispose();
   }
 
+  void findSearchSources() {
+    var all = ComicSource.all()
+        .where((e) => e.searchPageData != null)
+        .map((e) => e.key)
+        .toList();
+    var settings = appdata.settings['searchSources'] as List;
+    var sources = <String>[];
+    for (var source in settings) {
+      if (all.contains(source)) {
+        sources.add(source);
+      }
+    }
+    searchSources = sources;
+    if (!searchSources.contains(searchTarget)) {
+      searchTarget = searchSources.firstOrNull ?? "";
+    }
+  }
+
+  void updateSearchSourcesIfNeeded() {
+    var old = searchSources;
+    findSearchSources();
+    if (old.isEqualTo(searchSources)) {
+      return;
+    }
+    setState(() {});
+  }
+
+  void manageSearchSources() {
+    showPopUpWidget(App.rootContext, setSearchSourcesWidget());
+  }
+
+  Widget buildEmpty() {
+    var msg = "No Search Sources".tl;
+    msg += '\n';
+    VoidCallback onTap;
+    if (ComicSource.isEmpty) {
+      msg += "Please add some sources".tl;
+      onTap = () {
+        context.to(() => ComicSourcePage());
+      };
+    } else {
+      msg += "Please check your settings".tl;
+      onTap = manageSearchSources;
+    }
+    return NetworkError(
+      message: msg,
+      retry: onTap,
+      withAppbar: true,
+      buttonText: "Manage".tl,
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
+    if (searchSources.isEmpty) {
+      return buildEmpty();
+    }
     return Scaffold(
       body: SmoothCustomScrollView(
         slivers: buildSlivers().toList(),
@@ -190,8 +253,7 @@ class _SearchPageState extends State<SearchPage> {
   }
 
   Widget buildSearchTarget() {
-    var sources =
-        ComicSource.all().where((e) => e.searchPageData != null).toList();
+    var sources = searchSources.map((e) => ComicSource.find(e)!).toList();
     return SliverToBoxAdapter(
       child: Container(
         width: double.infinity,
@@ -203,6 +265,10 @@ class _SearchPageState extends State<SearchPage> {
               contentPadding: EdgeInsets.zero,
               leading: const Icon(Icons.search),
               title: Text("Search in".tl),
+              trailing: IconButton(
+                icon: const Icon(Icons.settings),
+                onPressed: manageSearchSources,
+              ),
             ),
             Wrap(
               spacing: 8,
@@ -229,11 +295,6 @@ class _SearchPageState extends State<SearchPage> {
                 onChanged: (value) {
                   setState(() {
                     aggregatedSearch = value ?? false;
-                    if (!aggregatedSearch &&
-                        appdata.settings['defaultSearchTarget'] ==
-                            "_aggregated_") {
-                      searchTarget = sources.first.key;
-                    }
                   });
                 },
               ),
@@ -245,9 +306,7 @@ class _SearchPageState extends State<SearchPage> {
   }
 
   void useDefaultOptions() {
-    final searchOptions =
-        ComicSource.find(searchTarget)!.searchPageData!.searchOptions ??
-            <SearchOptions>[];
+    final searchOptions = currentSearchPageData.searchOptions ?? [];
     options = searchOptions.map((e) => e.defaultValue).toList();
   }
 
@@ -258,9 +317,7 @@ class _SearchPageState extends State<SearchPage> {
 
     var children = <Widget>[];
 
-    final searchOptions =
-        ComicSource.find(searchTarget)!.searchPageData!.searchOptions ??
-            <SearchOptions>[];
+    final searchOptions = currentSearchPageData.searchOptions ?? [];
     if (searchOptions.length != options.length) {
       useDefaultOptions();
     }
@@ -394,7 +451,9 @@ class _SearchPageState extends State<SearchPage> {
               Text(
                 subTitle,
                 style: TextStyle(
-                    fontSize: 14, color: Theme.of(context).colorScheme.outline),
+                  fontSize: 14,
+                  color: Theme.of(context).colorScheme.outline,
+                ),
               )
           ],
         ),

lib/pages/search_result_page.dart

@@ -3,7 +3,7 @@ import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/state_controller.dart';
+import 'package:venera/foundation/global_state.dart';
 import 'package:venera/pages/search_page.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/tags_translation.dart';
@@ -116,13 +116,13 @@ class _SearchResultPageState extends State<SearchResultPage> {
   @override
   void initState() {
     sourceKey = widget.sourceKey;
+    text = checkAutoLanguage(widget.text);
     controller = SearchBarController(
-      currentText: checkAutoLanguage(widget.text),
+      currentText: text,
       onSearch: search,
     );
     options = widget.options ?? const [];
     validateOptions();
-    text = widget.text;
     appdata.addSearchHistory(text);
     suggestionsController = _SuggestionsController(controller);
     super.initState();
@@ -187,7 +187,7 @@ class _SearchResultPageState extends State<SearchResultPage> {
             suggestionsController.remove();
           }
 
-          var previousOptions = options;
+          var previousOptions = List<String>.from(options);
           var previousSourceKey = sourceKey;
           await showDialog(
             context: context,
@@ -196,7 +196,8 @@ class _SearchResultPageState extends State<SearchResultPage> {
               return _SearchSettingsDialog(state: this);
             },
           );
-          if (previousOptions != options || previousSourceKey != sourceKey) {
+          if (!previousOptions.isEqualTo(options) ||
+              previousSourceKey != sourceKey) {
             text = checkAutoLanguage(controller.text);
             controller.currentText = text;
             setState(() {});

lib/pages/settings/about.dart

@@ -85,8 +85,8 @@ class _AboutSettingsState extends State<AboutSettings> {
 }
 
 Future<bool> checkUpdate() async {
-  var res = await AppDio().get(
-      "https://raw.githubusercontent.com/venera-app/venera/refs/heads/master/pubspec.yaml");
+  var res = await AppDio()
+      .get("https://cdn.jsdelivr.net/gh/venera-app/venera@master/pubspec.yaml");
   if (res.statusCode == 200) {
     var data = loadYaml(res.data);
     if (data["version"] != null) {
@@ -108,7 +108,7 @@ Future<void> checkUpdateUi([bool showMessageIfNoUpdate = true]) async {
               content: Text(
                       "A new version is available. Do you want to update now?"
                           .tl)
-                  .paddingHorizontal(8),
+                  .paddingHorizontal(16),
               actions: [
                 Button.text(
                   onPressed: () {
@@ -137,6 +137,9 @@ bool _compareVersion(String version1, String version2) {
     if (int.parse(v1[i]) > int.parse(v2[i])) {
       return true;
     }
+    if (int.parse(v1[i]) < int.parse(v2[i])) {
+      return false;
+    }
   }
   return false;
 }

lib/pages/settings/explore_settings.dart

@@ -38,19 +38,11 @@ class _ExploreSettingsState extends State<ExploreSettings> {
         ).toSliver(),
         _PopupWindowSetting(
           title: "Network Favorite Pages".tl,
-          builder: () {
-            var pages = <String, String>{};
-            for (var c in ComicSource.all()) {
-              if (c.favoriteData != null) {
-                pages[c.favoriteData!.key] = c.favoriteData!.title;
-              }
-            }
-            return _MultiPagesFilter(
-              title: "Network Favorite Pages".tl,
-              settingsIndex: "favorites",
-              pages: pages,
-            );
-          },
+          builder: setFavoritesPagesWidget,
+        ).toSliver(),
+        _PopupWindowSetting(
+          title: "Search Sources".tl,
+          builder: setSearchSourcesWidget,
         ).toSliver(),
         _SwitchSetting(
           title: "Show favorite status on comic tile".tl,
@@ -208,4 +200,32 @@ Widget setCategoryPagesWidget() {
     settingsIndex: "categories",
     pages: pages,
   );
+}
+
+Widget setFavoritesPagesWidget() {
+  var pages = <String, String>{};
+  for (var c in ComicSource.all()) {
+    if (c.favoriteData != null) {
+      pages[c.favoriteData!.key] = c.favoriteData!.title;
+    }
+  }
+  return _MultiPagesFilter(
+    title: "Network Favorite Pages".tl,
+    settingsIndex: "favorites",
+    pages: pages,
+  );
+}
+
+Widget setSearchSourcesWidget() {
+  var pages = <String, String>{};
+  for (var c in ComicSource.all()) {
+    if (c.searchPageData != null) {
+      pages[c.key] = c.name;
+    }
+  }
+  return _MultiPagesFilter(
+    title: "Search Sources".tl,
+    settingsIndex: "searchSources",
+    pages: pages,
+  );
 }

lib/pages/settings/reader.dart

@@ -22,6 +22,13 @@ class _ReaderSettingsState extends State<ReaderSettings> {
             widget.onChanged?.call("enableTapToTurnPages");
           },
         ).toSliver(),
+        _SwitchSetting(
+          title: "Reverse tap to turn Pages".tl,
+          settingKey: "reverseTapToTurnPages",
+          onChanged: () {
+            widget.onChanged?.call("reverseTapToTurnPages");
+          },
+        ).toSliver(),
         _SwitchSetting(
           title: "Page animation".tl,
           settingKey: "enablePageAnimation",
@@ -136,6 +143,13 @@ class _ReaderSettingsState extends State<ReaderSettings> {
           callback: () => context.to(() => _CustomImageProcessing()),
           actionTitle: "Edit".tl,
         ).toSliver(),
+        _SliderSetting(
+          title: "Number of images preloaded".tl,
+          settingsIndex: "preloadImageCount",
+          interval: 1,
+          min: 1,
+          max: 16,
+        ).toSliver(),
       ],
     );
   }

lib/pages/settings/settings_page.dart

@@ -206,37 +206,41 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
         ],
       );
     } else {
-      return Stack(
-        children: [
-          Positioned.fill(child: buildLeft()),
-          Positioned(
-            left: offset,
-            width: MediaQuery.of(context).size.width,
-            top: 0,
-            bottom: 0,
-            child: Listener(
-              onPointerDown: handlePointerDown,
-              child: AnimatedSwitcher(
-                duration: const Duration(milliseconds: 200),
-                switchInCurve: Curves.fastOutSlowIn,
-                switchOutCurve: Curves.fastOutSlowIn,
-                transitionBuilder: (child, animation) {
-                  var tween = Tween<Offset>(
-                      begin: const Offset(1, 0), end: const Offset(0, 0));
+      return LayoutBuilder(
+        builder: (context, constrains) {
+          return Stack(
+            children: [
+              Positioned.fill(child: buildLeft()),
+              Positioned(
+                left: offset,
+                width: constrains.maxWidth,
+                top: 0,
+                bottom: 0,
+                child: Listener(
+                  onPointerDown: handlePointerDown,
+                  child: AnimatedSwitcher(
+                    duration: const Duration(milliseconds: 200),
+                    switchInCurve: Curves.fastOutSlowIn,
+                    switchOutCurve: Curves.fastOutSlowIn,
+                    transitionBuilder: (child, animation) {
+                      var tween = Tween<Offset>(
+                          begin: const Offset(1, 0), end: const Offset(0, 0));
 
-                  return SlideTransition(
-                    position: tween.animate(animation),
-                    child: child,
-                  );
-                },
-                child: Material(
-                  key: ValueKey(currentPage),
-                  child: buildRight(),
+                      return SlideTransition(
+                        position: tween.animate(animation),
+                        child: child,
+                      );
+                    },
+                    child: Material(
+                      key: ValueKey(currentPage),
+                      child: buildRight(),
+                    ),
+                  ),
                 ),
-              ),
-            ),
-          )
-        ],
+              )
+            ],
+          );
+        },
       );
     }
   }

lib/pages/webview.dart

@@ -25,8 +25,13 @@ extension WebviewExtension on InAppWebViewController {
     if (url[url.length - 1] == '/') {
       url = url.substring(0, url.length - 1);
     }
-    CookieManager cookieManager = CookieManager.instance();
-    final cookies = await cookieManager.getCookies(url: WebUri(url));
+    CookieManager cookieManager = CookieManager.instance(
+      webViewEnvironment: AppWebview.webViewEnvironment,
+    );
+    final cookies = await cookieManager.getCookies(
+      url: WebUri(url),
+      webViewController: this,
+    );
     var res = <io.Cookie>[];
     for (var cookie in cookies) {
       var c = io.Cookie(cookie.name, cookie.value);
@@ -86,11 +91,12 @@ class _AppWebviewState extends State<AppWebview> {
 
   late var future = _createWebviewEnvironment();
 
-  Future<WebViewEnvironment> _createWebviewEnvironment() async {
+  Future<bool> _createWebviewEnvironment() async {
     var proxy = appdata.settings['proxy'].toString();
     if (proxy != "system" && proxy != "direct") {
       var proxyAvailable = await WebViewFeature.isFeatureSupported(
-          WebViewFeature.PROXY_OVERRIDE);
+        WebViewFeature.PROXY_OVERRIDE,
+      );
       if (proxyAvailable) {
         ProxyController proxyController = ProxyController.instance();
         await proxyController.clearProxyOverride();
@@ -104,11 +110,15 @@ class _AppWebviewState extends State<AppWebview> {
         );
       }
     }
-    return WebViewEnvironment.create(
+    if (!App.isWindows) {
+      return true;
+    }
+    AppWebview.webViewEnvironment = await WebViewEnvironment.create(
       settings: WebViewEnvironmentSettings(
         userDataFolder: "${App.dataPath}\\webview",
       ),
     );
+    return true;
   }
 
   @override
@@ -147,22 +157,20 @@ class _AppWebviewState extends State<AppWebview> {
       )
     ];
 
-    Widget body = (App.isWindows && AppWebview.webViewEnvironment == null)
-        ? FutureBuilder(
-            future: future,
-            builder: (context, e) {
-              if (e.error != null) {
-                return Center(child: Text("Error: ${e.error}"));
-              }
-              if (e.data == null) {
-                return const Center(child: CircularProgressIndicator());
-              }
-              AppWebview.webViewEnvironment = e.data;
-              return createWebviewWithEnvironment(
-                  AppWebview.webViewEnvironment);
-            },
-          )
-        : createWebviewWithEnvironment(AppWebview.webViewEnvironment);
+    Widget body = FutureBuilder(
+      future: future,
+      builder: (context, e) {
+        if (e.error != null) {
+          return Center(child: Text("Error: ${e.error}"));
+        }
+        if (!e.hasData) {
+          return const SizedBox();
+        }
+        return createWebviewWithEnvironment(
+          AppWebview.webViewEnvironment,
+        );
+      },
+    );
 
     body = Stack(
       children: [
@@ -303,7 +311,10 @@ class DesktopWebview {
       proxy: AppDio.proxy,
     ));
     _webview!.addOnWebMessageReceivedCallback(onMessage);
-    _webview!.setOnNavigation((s) => onNavigation?.call(s, this));
+    _webview!.setOnNavigation((s) {
+      s = s.substring(1, s.length - 1);
+      return onNavigation?.call(s, this);
+    });
     _webview!.launch(initialUrl, triggerOnUrlRequestEvent: false);
     _runTimer();
     _webview!.onClose.then((value) {

lib/utils/app_links.dart

@@ -1,7 +1,7 @@
 import 'package:app_links/app_links.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/pages/comic_page.dart';
+import 'package:venera/pages/comic_details_page/comic_page.dart';
 
 void handleLinks() {
   final appLinks = AppLinks();

lib/utils/cbz.dart

@@ -85,6 +85,10 @@ abstract class CBZ {
     if (cache.existsSync()) cache.deleteSync(recursive: true);
     cache.createSync();
     await extractArchive(file, cache);
+    var f = cache.listSync();
+    if (f.length == 1 && f.first is Directory) {
+      cache = f.first as Directory;
+    }
     var metaDataFile = File(FilePath.join(cache.path, 'metadata.json'));
     ComicMetaData? metaData;
     if (metaDataFile.existsSync()) {
@@ -111,7 +115,17 @@ abstract class CBZ {
       cache.deleteSync(recursive: true);
       throw Exception('No images found in the archive');
     }
-    files.sort((a, b) => a.path.compareTo(b.path));
+    files.sort((a, b) {
+      var aName = a.basenameWithoutExt;
+      var bName = b.basenameWithoutExt;
+      var aIndex = int.tryParse(aName);
+      var bIndex = int.tryParse(bName);
+      if (aIndex != null && bIndex != null) {
+        return aIndex.compareTo(bIndex);
+      } else {
+        return a.path.compareTo(b.path);
+      }
+    });
     var coverFile = files.firstWhereOrNull(
       (element) =>
           element.path.endsWith('cover.${element.path.split('.').last}'),
@@ -171,7 +185,7 @@ abstract class CBZ {
     return comic;
   }
 
-  static Future<File> export(LocalComic comic) async {
+  static Future<File> export(LocalComic comic, String outFilePath) async {
     var cache = Directory(FilePath.join(App.cachePath, 'cbz_export'));
     if (cache.existsSync()) cache.deleteSync(recursive: true);
     cache.createSync();
@@ -230,7 +244,7 @@ abstract class CBZ {
         ).toJson(),
       ),
     );
-    var cbz = File(FilePath.join(App.cachePath, sanitizeFileName('${comic.title}.cbz')));
+    var cbz = File(outFilePath);
     if (cbz.existsSync()) cbz.deleteSync();
     await _compress(cache.path, cbz.path);
     cache.deleteSync(recursive: true);

lib/utils/data_sync.dart

@@ -118,6 +118,7 @@ class DataSync with ChangeNotifier {
           await client.remove(files.first.name!);
         }
         await client.write(filename, await data.readAsBytes());
+        data.deleteIgnoreError();
         Log.info("Upload Data", "Data uploaded successfully");
         return const Res(true);
       } catch (e, s) {

lib/utils/epub.dart

@@ -24,7 +24,8 @@ class EpubData {
   });
 }
 
-Future<File> createEpubComic(EpubData data, String cacheDir) async {
+Future<File> createEpubComic(
+    EpubData data, String cacheDir, String outFilePath) async {
   final workingDir = Directory(FilePath.join(cacheDir, 'epub'));
   if (workingDir.existsSync()) {
     workingDir.deleteSync(recursive: true);
@@ -109,8 +110,7 @@ ${images.map((e) => '        <img src="$e" alt="$e"/>').join('\n')}
   }
 
   // content.opf
-  final contentOpf =
-      File(FilePath.join(workingDir.path, 'content.opf'));
+  final contentOpf = File(FilePath.join(workingDir.path, 'content.opf'));
   final uuid = const Uuid().v4();
   var spineStrBuilder = StringBuffer();
   for (var i = 0; i < chapterIndex; i++) {
@@ -171,16 +171,15 @@ ${navMapStrBuilder.toString()}
 </ncx>
   ''');
 
-  // zip
-  final zipPath = FilePath.join(cacheDir, '${data.title}.epub');
-  ZipFile.compressFolder(workingDir.path, zipPath);
+  ZipFile.compressFolder(workingDir.path, outFilePath);
 
   workingDir.deleteSync(recursive: true);
 
-  return File(zipPath);
+  return File(outFilePath);
 }
 
-Future<File> createEpubWithLocalComic(LocalComic comic) async {
+Future<File> createEpubWithLocalComic(
+    LocalComic comic, String outFilePath) async {
   var chapters = <String, List<File>>{};
   if (comic.chapters == null) {
     chapters[comic.title] =
@@ -188,11 +187,11 @@ Future<File> createEpubWithLocalComic(LocalComic comic) async {
             .map((e) => File(e))
             .toList();
   } else {
-    for (var chapter in comic.chapters!.keys) {
-      chapters[comic.chapters![chapter]!] = (await LocalManager()
-              .getImages(comic.id, comic.comicType, chapter))
-          .map((e) => File(e))
-          .toList();
+    for (var chapter in comic.downloadedChapters) {
+      chapters[comic.chapters![chapter]!] =
+          (await LocalManager().getImages(comic.id, comic.comicType, chapter))
+              .map((e) => File(e))
+              .toList();
     }
   }
   var data = EpubData(
@@ -205,6 +204,6 @@ Future<File> createEpubWithLocalComic(LocalComic comic) async {
   final cacheDir = App.cachePath;
 
   return Isolate.run(() => overrideIO(() async {
-        return createEpubComic(data, cacheDir);
+        return createEpubComic(data, cacheDir, outFilePath);
       }));
 }

lib/utils/ext.dart

@@ -25,7 +25,9 @@ extension ListExt<T> on List<T>{
     }
   }
 
-  bool isEqualsTo(List<T> list){
+  /// Compare every element of this list with another list.
+  /// Return true if all elements are equal.
+  bool isEqualTo(List<T> list){
     if(length != list.length){
       return false;
     }
@@ -81,10 +83,6 @@ extension StringExt on String{
     return '$before$to$after';
   }
 
-  static bool hasMatch(String? value, String pattern) {
-    return (value == null) ? false : RegExp(pattern).hasMatch(value);
-  }
-
   bool _isURL(){
     final regex = RegExp(
         r'^((http|https|ftp)://)[\w-]+(\.[\w-]+)+([\w.,@?^=%&:/~+#-|]*[\w@?^=%&/~+#-])?$',

lib/utils/io.dart

@@ -35,19 +35,9 @@ class FilePath {
 }
 
 extension FileSystemEntityExt on FileSystemEntity {
+  /// Get the base name of the file or directory.
   String get name {
-    var path = this.path;
-    if (path.endsWith('/') || path.endsWith('\\')) {
-      path = path.substring(0, path.length - 1);
-    }
-
-    int i = path.length - 1;
-
-    while (i >= 0 && path[i] != '\\' && path[i] != '/') {
-      i--;
-    }
-
-    return path.substring(i + 1);
+    return p.basename(path);
   }
 
   Future<void> deleteIgnoreError({bool recursive = false}) async {
@@ -83,6 +73,10 @@ extension FileExtension on File {
     // Stream is not usable since [AndroidFile] does not support [openRead].
     await newFile.writeAsBytes(await readAsBytes());
   }
+
+  String get basenameWithoutExt {
+    return p.basenameWithoutExtension(path);
+  }
 }
 
 extension DirectoryExtension on Directory {

lib/utils/pdf.dart

@@ -30,14 +30,14 @@ Future<void> _createPdfFromComic({
     files.removeWhere(
         (element) => element is! File || element.path.startsWith('cover'));
     files.sort((a, b) {
-      var aName = (a as File).name;
-      var bName = (b as File).name;
+      var aName = (a as File).basenameWithoutExt;
+      var bName = (b as File).basenameWithoutExt;
       var aNumber = int.tryParse(aName);
       var bNumber = int.tryParse(bName);
       if (aNumber != null && bNumber != null) {
         return aNumber.compareTo(bNumber);
       }
-      return aName.compareTo(bName);
+      return a.name.compareTo(b.name);
     });
   }
 
@@ -49,7 +49,7 @@ Future<void> _createPdfFromComic({
       images.add(file.path);
     }
   } else {
-    for (var chapter in comic.chapters!.keys) {
+    for (var chapter in comic.downloadedChapters) {
       var files = Directory(FilePath.join(baseDir, chapter)).listSync();
       reorderFiles(files);
       for (var file in files) {
@@ -112,10 +112,7 @@ Future<Isolate> _runIsolate(
   );
 }
 
-Future<void> createPdfFromComicIsolate({
-  required LocalComic comic,
-  required String savePath,
-}) async {
+Future<File> createPdfFromComicIsolate(LocalComic comic, String savePath) async {
   var receivePort = ReceivePort();
   SendPort? sendPort;
   Isolate? isolate;
@@ -134,7 +131,8 @@ Future<void> createPdfFromComicIsolate({
     }
   });
   isolate = await _runIsolate(comic, savePath, receivePort.sendPort);
-  return completer.future;
+  await completer.future;
+  return File(savePath);
 }
 
 class PdfGenerator {

lib/utils/tags_translation.dart

@@ -15,9 +15,6 @@ extension TagsTranslation on String{
   static final Map<String, Map<String, String>> _data = {};
 
   static Future<void> readData() async{
-    if(App.locale.languageCode != "zh"){
-      return;
-    }
     var fileName = App.locale.countryCode == 'TW'
         ? "assets/tags_tw.json"
         : "assets/tags.json";
@@ -55,6 +52,15 @@ extension TagsTranslation on String{
   /// translate tag's text to chinese
   String get translateTagsToCN => _translateTags(this);
 
+  String get translateTagIfNeed {
+    var locale = App.locale;
+    if (locale.languageCode == "zh") {
+      return translateTagsToCN;
+    } else {
+      return this;
+    }
+  }
+
   static String translateTag(String tag) {
     if(tag.contains(':') && tag.indexOf(':') == tag.lastIndexOf(':')) {
       var [namespace, text] = tag.split(':');

pubspec.lock

@@ -45,10 +45,10 @@ packages:
     dependency: transitive
     description:
       name: async
-      sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
+      sha256: d2872f9c19731c2e5f10444b14686eb7cc85c76274bd6c16e1816bff9a3bab63
       url: "https://pub.dev"
     source: hosted
-    version: "2.11.0"
+    version: "2.12.0"
   battery_plus:
     dependency: "direct main"
     description:
@@ -69,10 +69,10 @@ packages:
     dependency: transitive
     description:
       name: boolean_selector
-      sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
+      sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   build_cli_annotations:
     dependency: transitive
     description:
@@ -85,26 +85,26 @@ packages:
     dependency: transitive
     description:
       name: characters
-      sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
+      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.0"
+    version: "1.4.0"
   clock:
     dependency: transitive
     description:
       name: clock
-      sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
+      sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.1"
+    version: "1.1.2"
   collection:
     dependency: transitive
     description:
       name: collection
-      sha256: a1ace0a119f20aabc852d165077c036cd864315bd99b7eaa10a60100341941bf
+      sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
       url: "https://pub.dev"
     source: hosted
-    version: "1.19.0"
+    version: "1.19.1"
   convert:
     dependency: transitive
     description:
@@ -182,10 +182,10 @@ packages:
     dependency: transitive
     description:
       name: fake_async
-      sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
+      sha256: "6a95e56b2449df2273fd8c45a662d6947ce1ebb7aafe80e550a3f68297f3cacc"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.3.2"
   ffi:
     dependency: transitive
     description:
@@ -307,19 +307,21 @@ packages:
   flutter_inappwebview:
     dependency: "direct main"
     description:
-      name: flutter_inappwebview
-      sha256: "80092d13d3e29b6227e25b67973c67c7210bd5e35c4b747ca908e31eb71a46d5"
-      url: "https://pub.dev"
-    source: hosted
-    version: "6.1.5"
+      path: flutter_inappwebview
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "6.2.0-beta.3"
   flutter_inappwebview_android:
     dependency: transitive
     description:
-      name: flutter_inappwebview_android
-      sha256: "62557c15a5c2db5d195cb3892aab74fcaec266d7b86d59a6f0027abd672cddba"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.3"
+      path: flutter_inappwebview_android
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "1.2.0-beta.3"
   flutter_inappwebview_internal_annotations:
     dependency: transitive
     description:
@@ -331,43 +333,48 @@ packages:
   flutter_inappwebview_ios:
     dependency: transitive
     description:
-      name: flutter_inappwebview_ios
-      sha256: "5818cf9b26cf0cbb0f62ff50772217d41ea8d3d9cc00279c45f8aabaa1b4025d"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.2"
+      path: flutter_inappwebview_ios
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "1.2.0-beta.3"
   flutter_inappwebview_macos:
     dependency: transitive
     description:
-      name: flutter_inappwebview_macos
-      sha256: c1fbb86af1a3738e3541364d7d1866315ffb0468a1a77e34198c9be571287da1
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.2"
+      path: flutter_inappwebview_macos
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "1.2.0-beta.3"
   flutter_inappwebview_platform_interface:
     dependency: transitive
     description:
-      name: flutter_inappwebview_platform_interface
-      sha256: cf5323e194096b6ede7a1ca808c3e0a078e4b33cc3f6338977d75b4024ba2500
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.3.0+1"
+      path: flutter_inappwebview_platform_interface
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "1.4.0-beta.3"
   flutter_inappwebview_web:
     dependency: transitive
     description:
-      name: flutter_inappwebview_web
-      sha256: "55f89c83b0a0d3b7893306b3bb545ba4770a4df018204917148ebb42dc14a598"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.1.2"
+      path: flutter_inappwebview_web
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "1.2.0-beta.3"
   flutter_inappwebview_windows:
     dependency: transitive
     description:
-      name: flutter_inappwebview_windows
-      sha256: "8b4d3a46078a2cdc636c4a3d10d10f2a16882f6be607962dbfff8874d1642055"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.6.0"
+      path: flutter_inappwebview_windows
+      ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      resolved-ref: "0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676"
+      url: "https://github.com/pichillilorenzo/flutter_inappwebview"
+    source: git
+    version: "0.7.0-beta.3"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -541,18 +548,18 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: "7bb2830ebd849694d1ec25bf1f44582d6ac531a57a365a803a6034ff751d2d06"
+      sha256: c35baad643ba394b40aac41080300150a4f08fd0fd6a10378f8f7c6bc161acec
       url: "https://pub.dev"
     source: hosted
-    version: "10.0.7"
+    version: "10.0.8"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
       name: leak_tracker_flutter_testing
-      sha256: "9491a714cca3667b60b5c420da8217e6de0d1ba7a5ec322fab01758f6998f379"
+      sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.8"
+    version: "3.0.9"
   leak_tracker_testing:
     dependency: transitive
     description:
@@ -622,10 +629,10 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
+      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16+1"
+    version: "0.12.17"
   material_color_utilities:
     dependency: transitive
     description:
@@ -638,10 +645,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
+      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
       url: "https://pub.dev"
     source: hosted
-    version: "1.15.0"
+    version: "1.16.0"
   mime:
     dependency: "direct main"
     description:
@@ -662,10 +669,10 @@ packages:
     dependency: "direct main"
     description:
       name: path
-      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
+      sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.0"
+    version: "1.9.1"
   path_provider:
     dependency: "direct main"
     description:
@@ -853,10 +860,10 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
+      sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.10.1"
   sprintf:
     dependency: transitive
     description:
@@ -885,26 +892,26 @@ packages:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: "9f47fd3630d76be3ab26f0ee06d213679aa425996925ff3feffdec504931c377"
+      sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
       url: "https://pub.dev"
     source: hosted
-    version: "1.12.0"
+    version: "1.12.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
+      sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.4"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
-      sha256: "688af5ed3402a4bde5b3a6c15fd768dbf2621a614950b17f04626c431ab3c4c3"
+      sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.0"
+    version: "1.4.1"
   syntax_highlight:
     dependency: "direct main"
     description:
@@ -917,18 +924,18 @@ packages:
     dependency: transitive
     description:
       name: term_glyph
-      sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
+      sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "1.2.2"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "664d3a9a64782fcdeb83ce9c6b39e78fd2971d4e37827b9b06c3aa1edc5e760c"
+      sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.3"
+    version: "0.7.4"
   typed_data:
     dependency: transitive
     description:
@@ -1029,10 +1036,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: f6be3ed8bd01289b34d679c2b62226f63c0e69f9fd2e50a6b3c1c729a961041b
+      sha256: "0968250880a6c5fe7edc067ed0a13d4bae1577fe2771dcf3010d52c4a9d3ca14"
       url: "https://pub.dev"
     source: hosted
-    version: "14.3.0"
+    version: "14.3.1"
   web:
     dependency: transitive
     description:
@@ -1083,21 +1090,21 @@ packages:
     source: hosted
     version: "6.5.0"
   yaml:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: yaml
-      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
+      sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.2"
+    version: "3.1.3"
   zip_flutter:
     dependency: "direct main"
     description:
       name: zip_flutter
-      sha256: fe63ef9098bb2426b001adba2e28029820d71ce80cce957a36676bd6b3227245
+      sha256: bbf3160062610a43901b7ebbc6f6dd46519540f03a84027dc7b1fff399dda1ac
       url: "https://pub.dev"
     source: hosted
-    version: "0.0.9"
+    version: "0.0.10"
 sdks:
-  dart: ">=3.6.0 <4.0.0"
-  flutter: ">=3.27.3"
+  dart: ">=3.7.0-0 <4.0.0"
+  flutter: ">=3.29.0"

pubspec.yaml

@@ -2,17 +2,17 @@ name: venera
 description: "A comic app."
 publish_to: 'none'
 
-version: 1.2.2+122
+version: 1.3.0+130
 
 environment:
   sdk: '>=3.6.0 <4.0.0'
-  flutter: 3.27.3
+  flutter: 3.29.0
 
 dependencies:
   flutter:
     sdk: flutter
   path_provider: any
-  intl: ^0.19.0
+  intl: any
   window_manager: ^0.4.3
   sqlite3: ^2.4.7
   sqlite3_flutter_libs: ^0.5.28
@@ -43,12 +43,16 @@ dependencies:
     git:
       url: https://github.com/wgh136/flutter_desktop_webview
       path: packages/desktop_webview_window
-  flutter_inappwebview: ^6.1.5
+  flutter_inappwebview:
+    git:
+      url: https://github.com/pichillilorenzo/flutter_inappwebview
+      path: flutter_inappwebview
+      ref: 0aaf7a0bfc01d61a4d1453cefb57fb6783b6e676
   app_links: ^6.3.3
   sliver_tools: ^0.2.12
   flutter_file_dialog: ^3.0.2
   file_selector: ^1.0.3
-  zip_flutter: ^0.0.9
+  zip_flutter: ^0.0.10
   lodepng_flutter:
     git:
       url: https://github.com/venera-app/lodepng_flutter
@@ -75,13 +79,14 @@ dependencies:
   flex_seed_scheme: ^3.5.0
   flutter_localizations:
     sdk: flutter
+  yaml: ^3.1.3
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
   flutter_lints: ^5.0.0
   flutter_to_arch: ^1.0.1
-  flutter_to_debian:
+  flutter_to_debian: ^2.0.2
 
 flutter:
   uses-material-design: true

windows/build.iss

@@ -3,11 +3,36 @@
 
 #define MyAppName "Venera"
 #define MyAppVersion "{{version}}"
-#define MyAppPublisher "wgh136"
+#define MyAppPublisher "nyne"
 #define MyAppURL "https://github.com/venera-app/venera"
 #define MyAppExeName "venera.exe"
 #define RootPath "{{root_path}}"
 
+[Code]
+procedure CurStepChanged(CurStep: TSetupStep);
+var
+  OldVersionPath, ShortcutPath: string;
+begin
+  if CurStep = ssInstall then
+  begin
+    OldVersionPath := 'C:\Program Files (x86)\Venera';
+    if DirExists(OldVersionPath) then
+    begin
+      DelTree(OldVersionPath, True, True, True);
+      ShortcutPath := GetEnv('USERPROFILE') + '\Desktop\Venera.lnk';
+      if FileExists(ShortcutPath) then
+      begin
+        DeleteFile(ShortcutPath);
+      end;
+      ShortcutPath := 'C:\Users\Public\Desktop\Venera.lnk';
+      if FileExists(ShortcutPath) then
+      begin
+        DeleteFile(ShortcutPath);
+      end;
+    end;
+  end;
+end;
+
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application. Do not use the same AppId value in installers for other applications.
 ; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
@@ -30,6 +55,8 @@ SetupIconFile={#RootPath}\windows\runner\resources\app_icon.ico
 Compression=lzma
 SolidCompression=yes
 WizardStyle=modern
+ArchitecturesInstallIn64BitMode=x64compatible
+ArchitecturesAllowed=x64compatible
 
 [Languages]
 Name: "english"; MessagesFile: "compiler:Default.isl"

windows/build.py

@@ -29,7 +29,7 @@ file.close()
 
 if not os.path.exists("windows/ChineseSimplified.isl"):
     # download ChineseSimplified.isl
-    url = "https://raw.githubusercontent.com/kira-96/Inno-Setup-Chinese-Simplified-Translation/refs/heads/main/ChineseSimplified.isl"
+    url = "https://cdn.jsdelivr.net/gh/kira-96/Inno-Setup-Chinese-Simplified-Translation@latest/ChineseSimplified.isl"
     response = httpx.get(url)
     with open('windows/ChineseSimplified.isl', 'wb') as file:
         file.write(response.content)