下载管理器 操作更新

lib/ui/home/downloads/downloads_ui.dart

@@ -14,6 +14,34 @@ class DownloadsUI extends BaseUI<DownloadsUIModel> {
         content: Column(
           children: [
             const SizedBox(height: 12),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.end,
+              children: [
+                for (final item in <MapEntry<String, IconData>, String>{
+                  if (model.tasks.isNotEmpty)
+                    const MapEntry("pause_all", FluentIcons.pause): "暂停全部"
+                  else
+                    const MapEntry("resume_all", FluentIcons.download): "恢复全部",
+                  const MapEntry("cancel_all", FluentIcons.cancel): "取消全部",
+                }.entries)
+                  Padding(
+                    padding: const EdgeInsets.only(left: 6, right: 6),
+                    child: Button(
+                        child: Padding(
+                          padding: const EdgeInsets.all(4),
+                          child: Row(
+                            children: [
+                              Icon(item.key.value),
+                              const SizedBox(width: 6),
+                              Text(item.value),
+                            ],
+                          ),
+                        ),
+                        onPressed: () => model.onTapButton(item.key.key)),
+                  ),
+                const SizedBox(width: 12),
+              ],
+            ),
             Expanded(
                 child: ListView.builder(
               itemBuilder: (BuildContext context, int index) {
@@ -26,8 +54,11 @@ class DownloadsUI extends BaseUI<DownloadsUIModel> {
                       Column(
                         children: [
                           Container(
-                            padding: const EdgeInsets.only(
-                                left: 24, right: 24, top: 12, bottom: 12),
+                            padding: EdgeInsets.only(
+                                left: 24,
+                                right: 24,
+                                top: index == 0 ? 0 : 12,
+                                bottom: 12),
                             margin: const EdgeInsets.only(top: 6, bottom: 6),
                             child: Row(
                               children: [
@@ -150,8 +181,7 @@ class DownloadsUI extends BaseUI<DownloadsUIModel> {
                                       size: 14,
                                     ),
                                     text: const Text('打开文件夹'),
-                                    onPressed: () =>
-                                        model.openFolder(task)),
+                                    onPressed: () => model.openFolder(task)),
                               ],
                             ),
                           const SizedBox(width: 12),

lib/ui/home/downloads/downloads_ui_model.dart

@@ -31,7 +31,29 @@ class DownloadsUIModel extends BaseUIModel {
     _listenDownloader();
   }
 
-  onTapButton(String key) {}
+  onTapButton(String key) async {
+    switch (key) {
+      case "pause_all":
+        await Aria2cManager.aria2c.pauseAll();
+        return;
+      case "resume_all":
+        await Aria2cManager.aria2c.unpauseAll();
+        return;
+      case "cancel_all":
+        final userOK = await showConfirmDialogs(
+            context!, "确认取消全部任务？", const Text("如果文件不再需要，你可能需要手动删除下载文件。"));
+        if (userOK == true) {
+          try {
+            for (var value in [...tasks, ...waitingTasks]) {
+              await Aria2cManager.aria2c.remove(value.gid!);
+            }
+          } catch (e) {
+            dPrint("DownloadsUIModel cancel_all Error:  $e");
+          }
+        }
+        return;
+    }
+  }
 
   _listenDownloader() async {
     try {
@@ -122,7 +144,7 @@ class DownloadsUIModel extends BaseUIModel {
     await Future.delayed(const Duration(milliseconds: 300));
     if (gid != null) {
       final ok = await showConfirmDialogs(
-          context!, "确认取消下载？", const Text("你可能需要手动删除下载文件。"));
+          context!, "确认取消下载？", const Text("如果文件不再需要，你可能需要手动删除下载文件。"));
       if (ok == true) {
         await Aria2cManager.aria2c.remove(gid);
       }

lib/ui/tools/tools_ui_model.dart

@@ -384,13 +384,11 @@ class ToolsUIModel extends BaseUIModel {
 
     try {
       final b64Str = base64Encode(btData.data!);
-      dPrint(b64Str);
       final gid = await Aria2cManager.aria2c
           .addTorrent(b64Str, extraParams: {"dir": savePath});
       _working = false;
       dPrint("Aria2cManager.aria2c.addUri resp === $gid");
       await Aria2cManager.aria2c.saveSession();
-      await showToast(context!, "创建下载任务成功！");
       BaseUIContainer(
           uiCreate: () => DownloadsUI(),
           modelCreate: () => DownloadsUIModel()).push(context!);