Prevent window from closing while uploading data

assets/translation.json

@@ -140,18 +140,18 @@
     "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?" : "删除文件夹?",
+    "Delete folder?": "删除文件夹?",
-    "Delete folder '@f' ?" : "删除文件夹 '@f' ?",
+    "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",
     "Set Cache Limit": "设置缓存限制",
     "Size in MB": "大小（MB）",
-    "Select a directory which contains the comic directories." : "选择一个包含漫画文件夹的目录",
+    "Select a directory which contains the comic directories.": "选择一个包含漫画文件夹的目录",
     "Help": "帮助",
     "Export as cbz": "导出为cbz",
-    "Select an archive file (cbz, zip, 7z, cb7)" : "选择一个归档文件 (cbz, zip, 7z, cb7)",
+    "Select an archive file (cbz, zip, 7z, cb7)": "选择一个归档文件 (cbz, zip, 7z, cb7)",
-    "An archive file" : "一个归档文件",
+    "An archive file": "一个归档文件",
     "Fullscreen": "全屏",
     "Exit": "退出",
     "View more": "查看更多",
@@ -198,9 +198,9 @@
     "Long press on the favorite button to quickly add to this folder": "长按收藏按钮快速添加到这个文件夹",
     "Added": "已添加",
     "Turn page by volume keys": "使用音量键翻页",
-    "Display time & battery info in reader":"在阅读器中显示时间和电量信息",
+    "Display time & battery info in reader": "在阅读器中显示时间和电量信息",
-    "EhViewer downloads":"EhViewer下载",
+    "EhViewer downloads": "EhViewer下载",
-    "Select an EhViewer database and a download folder.":"选择EhViewer的下载数据（导出的db文件）与存放下载内容的目录",
+    "Select an EhViewer database and a download folder.": "选择EhViewer的下载数据（导出的db文件）与存放下载内容的目录",
     "(EhViewer)Default": "(EhViewer)默认",
     "If you import an EhViewer's database, program will automatically create folders according to the download label in that database.": "若通过EhViewer数据库导入漫画，程序将会按其中的下载标签自动创建收藏文件夹。",
     "Multi-Select": "进入多选模式",
@@ -241,7 +241,7 @@
     "Delete all unavailable local favorite items": "删除所有无效的本地收藏",
     "Deleted @a favorite items.": "已删除 @a 条无效收藏",
     "New version available": "有新版本可用",
-    "A new version is available. Do you want to update now?" : "有新版本可用。您要现在更新吗？",
+    "A new version is available. Do you want to update now?": "有新版本可用。您要现在更新吗？",
     "No new version available": "没有新版本可用",
     "Export as pdf": "导出为pdf",
     "Export as epub": "导出为epub",
@@ -288,15 +288,15 @@
     "Copy the title successfully": "复制标题成功",
     "The comic is invalid, please long press to delete, you can double click the title to copy": "该漫画已失效, 请长按删除, 可以双击标题进行复制",
     "No search results found": "未找到搜索结果",
-    "Added @c comics to download queue." : "已添加 @c 本漫画到下载队列",
+    "Added @c comics to download queue.": "已添加 @c 本漫画到下载队列",
     "Download started": "下载已开始",
     "Click favorite": "点击收藏",
     "End": "末尾",
     "None": "无",
     "View Detail": "查看详情",
-    "Select a directory which contains multiple archive files." : "选择一个包含多个归档文件的目录",
+    "Select a directory which contains multiple archive files.": "选择一个包含多个归档文件的目录",
-    "Multiple archive files" : "多个归档文件",
+    "Multiple archive files": "多个归档文件",
-    "No valid comics found" : "未找到有效的漫画",
+    "No valid comics found": "未找到有效的漫画",
     "Enable DNS Overrides": "启用DNS覆写",
     "DNS Overrides": "DNS覆写",
     "Custom Image Processing": "自定义图片处理",
@@ -342,12 +342,12 @@
     "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 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",
+    "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",
+    "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",
@@ -360,7 +360,7 @@
     "Disabled": "已禁用",
     "Auto Sync Data": "自动同步数据",
     "Mark all as read": "全部标记为已读",
-    "Do you want to mark all as read?" : "您要全部标记为已读吗？",
+    "Do you want to mark all as read?": "您要全部标记为已读吗？",
     "Swipe down for previous chapter": "向下滑动查看上一章",
     "Swipe up for next chapter": "向上滑动查看下一章",
     "Initial Page": "初始页面",
@@ -378,7 +378,9 @@
     "Page": "页面",
     "Jump": "跳转",
     "Copy Image": "复制图片",
-    "A valid WebDav directory URL": "有效的WebDav目录URL"
+    "A valid WebDav directory URL": "有效的WebDav目录URL",
+    "Shut Down": "关闭",
+    "Uploading data...": "正在上传数据..."
   },
   "zh_TW": {
     "Home": "首頁",
@@ -520,18 +522,18 @@
     "Block": "封鎖",
     "Add new favorite to": "添加新收藏到",
     "Move favorite after reading": "閱讀後移動收藏",
-    "Delete folder?" : "刪除資料夾？",
+    "Delete folder?": "刪除資料夾？",
-    "Delete folder '@f' ?" : "刪除資料夾 '@f' ？",
+    "Delete folder '@f' ?": "刪除資料夾 '@f' ？",
     "Import from file": "從文件匯入",
     "Failed to import": "匯入失敗",
     "Cache Limit": "快取限制",
     "Set Cache Limit": "設定快取限制",
     "Size in MB": "大小（MB）",
-    "Select a directory which contains the comic directories." : "選擇一個包含漫畫資料夾的目錄",
+    "Select a directory which contains the comic directories.": "選擇一個包含漫畫資料夾的目錄",
     "Help": "幫助",
     "Export as cbz": "匯出為cbz",
-    "Select an archive file (cbz, zip, 7z, cb7)" : "選擇一個歸檔文件 (cbz, zip, 7z, cb7)",
+    "Select an archive file (cbz, zip, 7z, cb7)": "選擇一個歸檔文件 (cbz, zip, 7z, cb7)",
-    "An archive file" : "一個歸檔文件",
+    "An archive file": "一個歸檔文件",
     "Fullscreen": "全螢幕",
     "Exit": "退出",
     "View more": "查看更多",
@@ -622,13 +624,13 @@
     "Delete all unavailable local favorite items": "刪除所有無效的本機收藏",
     "Deleted @a favorite items.": "已刪除 @a 條無效收藏",
     "New version available": "有新版本可用",
-    "A new version is available. Do you want to update now?" : "有新版本可用。您要現在更新嗎？",
+    "A new version is available. Do you want to update now?": "有新版本可用。您要現在更新嗎？",
     "No new version available": "沒有新版本可用",
     "Export as pdf": "匯出為pdf",
     "Export as epub": "匯出為epub",
     "Aggregated Search": "聚合搜尋",
     "No search results found": "未找到搜尋結果",
-    "Added @c comics to download queue." : "已添加 @c 本漫畫到下載佇列",
+    "Added @c comics to download queue.": "已添加 @c 本漫畫到下載佇列",
     "Download started": "下載已開始",
     "Click favorite": "點擊收藏",
     "Local comic collection is not supported at present": "本機收藏暫不支援",
@@ -675,9 +677,9 @@
     "End": "末尾",
     "None": "無",
     "View Detail": "查看詳情",
-    "Select a directory which contains multiple archive files." : "選擇一個包含多個歸檔文件的目錄",
+    "Select a directory which contains multiple archive files.": "選擇一個包含多個歸檔文件的目錄",
-    "Multiple archive files" : "多個歸檔文件",
+    "Multiple archive files": "多個歸檔文件",
-    "No valid comics found" : "未找到有效的漫畫",
+    "No valid comics found": "未找到有效的漫畫",
     "Enable DNS Overrides": "啟用DNS覆寫",
     "DNS Overrides": "DNS覆寫",
     "Custom Image Processing": "自訂圖片處理",
@@ -723,12 +725,12 @@
     "Replies": "回覆",
     "Follow Updates": "追更",
     "Not Configured": "未配置",
-    "Choose a folder to follow updates." : "選擇一個資料夾以追更",
+    "Choose a folder to follow updates.": "選擇一個資料夾以追更",
     "Choose Folder": "選擇資料夾",
     "No folders available": "沒有可用的資料夾",
     "Updating comics...": "更新漫畫中...",
-    "Automatic update checking enabled." : "已啟用自動更新檢查",
+    "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",
+    "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": "更改資料夾",
     "Check Now": "立即檢查",
     "Updates": "更新",
@@ -741,7 +743,7 @@
     "Disabled": "已停用",
     "Auto Sync Data": "自動同步資料",
     "Mark all as read": "全部標記為已讀",
-    "Do you want to mark all as read?" : "您要全部標記為已讀嗎？",
+    "Do you want to mark all as read?": "您要全部標記為已讀嗎？",
     "Swipe down for previous chapter": "向下滑動查看上一章",
     "Swipe up for next chapter": "向上滑動查看下一章",
     "Initial Page": "初始頁面",
@@ -759,6 +761,8 @@
     "Page": "頁面",
     "Jump": "跳轉",
     "Copy Image": "複製圖片",
-    "A valid WebDav directory URL": "有效的WebDav目錄URL"
+    "A valid WebDav directory URL": "有效的WebDav目錄URL",
+    "Shut Down": "關閉",
+    "Uploading data...": "正在上傳數據..."
   }
 }

lib/components/window_frame.dart

@@ -82,10 +82,7 @@ class _WindowFrameState extends State<WindowFrame> {
         return;
       }
     }
-    windowManager.close().then((_) {
-      // Make sure the app exits when the window is closed.
     exit(0);
-    });
   }
 
   @override

lib/utils/data_sync.dart

@@ -1,4 +1,6 @@
 import 'package:flutter/foundation.dart';
+import 'package:venera/components/components.dart';
+import 'package:venera/components/window_frame.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
@@ -10,6 +12,7 @@ import 'package:venera/utils/data.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:webdav_client/webdav_client.dart' hide File;
 import 'package:rhttp/rhttp.dart' as rhttp;
+import 'package:venera/utils/translations.dart';
 
 import 'io.dart';
 
@@ -20,6 +23,10 @@ class DataSync with ChangeNotifier {
     }
     LocalFavoritesManager().addListener(onDataChanged);
     ComicSourceManager().addListener(onDataChanged);
+    Future.delayed(const Duration(seconds: 1), () {
+      var controller = WindowFrame.of(App.rootContext);
+      controller.addCloseListener(_handleWindowClose);
+    });
   }
 
   void onDataChanged() {
@@ -28,6 +35,28 @@ class DataSync with ChangeNotifier {
     }
   }
 
+  bool _handleWindowClose() {
+    if (_isUploading) {
+      _showWindowCloseDialog();
+      return false;
+    }
+    return true;
+  }
+
+  void _showWindowCloseDialog() async {
+    showLoadingDialog(
+      App.rootContext,
+      cancelButtonText: "Shut Down".tl,
+      onCancel: () => exit(0),
+      barrierDismissible: false,
+      message: "Uploading data...".tl,
+    );
+    while (_isUploading) {
+      await Future.delayed(const Duration(milliseconds: 50));
+    }
+    exit(0);
+  }
+
   static DataSync? instance;
 
   factory DataSync() => instance ?? (instance = DataSync._());