Feat: Image favorites (#126)

* feat: 增加图片收藏

* feat: 主体图片收藏页面实现

* feat: 点击打开大图浏览

* feat: 数据结构变更

* feat: 基本完成

* feat: 翻译与bug修复

* feat: 实机测试和问题修复

* feat: jm导入, pica历史记录nhentai有问题, 一键反转

* fix: 大小写不一致, 一个htManga, 一个htmanga

* feat: 拉取收藏优化

* feat: 改成以ep为准

* feat: 兜底一些可能报错场景

* chore: 没有用到

* feat: 尽量保证和网络收藏顺序一致

* feat: 支持显示热点tag

* feat: 支持双击收藏, 不过此时禁止放大图片

* fix: 自动塞封面逻辑完善, 切换快速收藏图片立刻生效

* Refactor

* fix updateValue

* feat: 双击功能提示

* fix: 被确定取消收藏的才删除

* Refactor ImageFavoritesPage

* translate author

* feat: 功能提示改到dialog中

* fix text editing

* fix text editing

* feat: 功能提示放到邮件或长按菜单中

* fix: 修复tag过滤不生效问题

* Improve image loading

* The default value of quickCollectImage should be false.

* Refactor DragListener

* Refactor ImageFavoriteItem & ImageFavoritePhotoView

* Refactor

* Fix `ImageFavoriteManager.has`

* Fix UI

* Improve UI

---------

Co-authored-by: nyne <me@nyne.dev>

lib/pages/favorites/favorite_actions.dart

@@ -147,13 +147,13 @@ Future<List<FavoriteItem>> updateComicsInfo(String folder) async {
         var newInfo = (await comicSource.loadComicInfo!(c.id)).data;
 
         var newTags = <String>[];
-        for(var entry in newInfo.tags.entries) {
+        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) {
+          for (var tag in entry.value) {
             newTags.add("$namespace:$tag");
           }
         }
@@ -305,6 +305,7 @@ Future<void> sortFolders() async {
 
 Future<void> importNetworkFolder(
   String source,
+  int updatePageNum,
   String? folder,
   String? folderID,
 ) async {
@@ -312,7 +313,7 @@ Future<void> importNetworkFolder(
   if (comicSource == null) {
     return;
   }
-  if(folder != null && folder.isEmpty) {
+  if (folder != null && folder.isEmpty) {
     folder = null;
   }
   var resultName = folder ?? comicSource.name;
@@ -324,7 +325,7 @@ Future<void> importNetworkFolder(
       return;
     }
   }
-  if(!exists) {
+  if (!exists) {
     LocalFavoritesManager().createFolder(resultName);
     LocalFavoritesManager().linkFolderToNetwork(
       resultName,
@@ -332,37 +333,46 @@ Future<void> importNetworkFolder(
       folderID ?? "",
     );
   }
-
+  bool isOldToNewSort = comicSource.favoriteData?.isOldToNewSort ?? false;
   var current = 0;
+  int receivedComics = 0;
+  int requestCount = 0;
   var isFinished = false;
+  int maxPage = 1;
+  List<FavoriteItem> comics = [];
   String? next;
-
+  // 如果是从旧到新, 先取一下maxPage
+  if (isOldToNewSort) {
+    var res = await comicSource.favoriteData?.loadComic!(1, folderID);
+    maxPage = res?.subData ?? 1;
+  }
   Future<void> fetchNext() async {
     var retry = 3;
-
-    while (true) {
+    while (updatePageNum > requestCount && !isFinished) {
       try {
         if (comicSource.favoriteData?.loadComic != null) {
-          next ??= '1';
+          // 从旧到新的情况下, 假设有10页, 更新3页, 则从第8页开始, 8, 9, 10 三页
+          next ??=
+              isOldToNewSort ? (maxPage - updatePageNum + 1).toString() : '1';
           var page = int.parse(next!);
           var res = await comicSource.favoriteData!.loadComic!(page, folderID);
           var count = 0;
+          receivedComics += res.data.length;
           for (var c in res.data) {
-            var result = LocalFavoritesManager().addComic(
-              resultName,
-              FavoriteItem(
+            if (!LocalFavoritesManager()
+                .comicExists(resultName, c.id, ComicType(source.hashCode))) {
+              count++;
+              comics.add(FavoriteItem(
                 id: c.id,
                 name: c.title,
                 coverPath: c.cover,
                 type: ComicType(source.hashCode),
                 author: c.subtitle ?? '',
                 tags: c.tags ?? [],
-              ),
-            );
-            if (result) {
-              count++;
+              ));
             }
           }
+          requestCount++;
           current += count;
           if (res.data.isEmpty || res.subData == page) {
             isFinished = true;
@@ -373,22 +383,22 @@ Future<void> importNetworkFolder(
         } else if (comicSource.favoriteData?.loadNext != null) {
           var res = await comicSource.favoriteData!.loadNext!(next, folderID);
           var count = 0;
+          receivedComics += res.data.length;
           for (var c in res.data) {
-            var result = LocalFavoritesManager().addComic(
-              resultName,
-              FavoriteItem(
+            if (!LocalFavoritesManager()
+                .comicExists(resultName, c.id, ComicType(source.hashCode))) {
+              count++;
+              comics.add(FavoriteItem(
                 id: c.id,
                 name: c.title,
                 coverPath: c.cover,
                 type: ComicType(source.hashCode),
                 author: c.subtitle ?? '',
                 tags: c.tags ?? [],
-              ),
-            );
-            if (result) {
-              count++;
+              ));
             }
           }
+          requestCount++;
           current += count;
           if (res.data.isEmpty || res.subData == null) {
             isFinished = true;
@@ -408,6 +418,8 @@ Future<void> importNetworkFolder(
         continue;
       }
     }
+    // 跳出循环, 表示已经完成, 强制为 true, 避免死循环
+    isFinished = true;
   }
 
   bool isCanceled = false;
@@ -415,6 +427,7 @@ Future<void> importNetworkFolder(
   bool isErrored() => errorMsg != null;
 
   void Function()? updateDialog;
+  void Function()? closeDialog;
 
   showDialog(
     context: App.rootContext,
@@ -422,6 +435,7 @@ Future<void> importNetworkFolder(
       return StatefulBuilder(
         builder: (context, setState) {
           updateDialog = () => setState(() {});
+          closeDialog = () => Navigator.pop(context);
           return ContentDialog(
             title: isFinished
                 ? "Finished".tl
@@ -437,8 +451,11 @@ Future<void> importNetworkFolder(
                   value: isFinished ? 1 : null,
                 ),
                 const SizedBox(height: 4),
-                Text("Imported @c comics".tlParams({
-                  "c": current,
+                Text("Imported @a comics, loaded @b pages, received @c comics"
+                    .tlParams({
+                  "a": current,
+                  "b": requestCount,
+                  "c": receivedComics,
                 })),
                 const SizedBox(height: 4),
                 if (isErrored()) Text("Error: $errorMsg"),
@@ -476,4 +493,18 @@ Future<void> importNetworkFolder(
       break;
     }
   }
+  try {
+    if (appdata.settings['newFavoriteAddTo'] == "start" && !isOldToNewSort) {
+      // 如果是插到最前, 并且是从新到旧, 反转一下
+      comics = comics.reversed.toList();
+    }
+    for (var c in comics) {
+      LocalFavoritesManager().addComic(resultName, c);
+    }
+    // 延迟一点, 让用户看清楚到底新增了多少
+    await Future.delayed(const Duration(milliseconds: 500));
+    closeDialog?.call();
+  } catch (e, stackTrace) {
+    Log.error("Unhandled Exception", e.toString(), stackTrace);
+  }
 }