feat: task file manage (#196)

1. support view task file list
2. support share file on android and iOS

ui/flutter/assets/locales/zh_CN.json

@@ -29,7 +29,7 @@
   "downloadDirValid": "请选择下载目录",
   "connections": "连接数",
   "maxRunning": "最大下载数",
-  "items": "@count 条",
+  "items": "@count 项",
   "subscribeTracker": "订阅 Tracker",
   "subscribeFail": "订阅失败，请检查网络或稍后重试",
   "update": "更新",

ui/flutter/lib/app/modules/setting/views/setting_view.dart

@@ -334,13 +334,15 @@ class SettingView extends GetView<SettingController> {
             width: 150,
             child: DropdownButtonFormField<String>(
               value: startCfg.value.network,
-              onChanged: (value) async {
+              onChanged: Util.isDesktop()
-                startCfg.update((val) {
+                  ? (value) async {
-                  val!.network = value!;
+                      startCfg.update((val) {
-                });
+                        val!.network = value!;
+                      });
 
-                await debounceSave(needRestart: true);
+                      await debounceSave(needRestart: true);
-              },
+                    }
+                  : null,
               items: [
                 const DropdownMenuItem<String>(
                   value: 'tcp',

ui/flutter/lib/app/modules/task/bindings/task_files_binding.dart

@@ -0,0 +1,12 @@
+import 'package:get/get.dart';
+
+import '../controllers/task_files_controller.dart';
+
+class TaskFilesBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.lazyPut<TaskFilesController>(
+      () => TaskFilesController(),
+    );
+  }
+}

ui/flutter/lib/app/modules/task/controllers/task_files_controller.dart

@@ -0,0 +1,86 @@
+import 'package:get/get.dart';
+import '../../../../api/api.dart';
+import '../../../../api/model/resource.dart';
+import '../../../../api/model/task.dart';
+
+class FileItem {
+  final bool isDirectory;
+  final String path;
+  final String name;
+  final int size;
+
+  FileItem(this.isDirectory, this.path, this.name, this.size);
+
+  String get fullPath => "${path == "/" ? path : "$path/"}$name";
+}
+
+class TaskFilesController extends GetxController {
+  final Map<String, List<FileItem>> _dirMap = {};
+
+  final task = Rx<Task?>(null);
+  final fileList = <FileItem>[].obs;
+
+  @override
+  void onInit() async {
+    super.onInit();
+
+    final taskId = Get.rootDelegate.parameters['id'];
+    final tasks = await getTasks([]);
+    task.value = tasks.firstWhere((element) => element.id == taskId);
+    parseDirMap(task.value!.meta.res.files);
+    toDir("/");
+  }
+
+  void parseDirMap(List<FileInfo> fileList) {
+    for (final file in fileList) {
+      String dir = file.path;
+      if (!dir.startsWith("/")) {
+        dir = "/$dir";
+      }
+      if (!_dirMap.containsKey(dir)) {
+        _dirMap[dir] = [];
+      }
+
+      _dirMap[dir]!.add(FileItem(false, dir, file.name, file.size));
+
+      void findParent(String dir) {
+        final parentDirIndex = dir.lastIndexOf("/");
+        String parentDir =
+            parentDirIndex == 0 ? "/" : dir.substring(0, parentDirIndex);
+        if (!_dirMap.containsKey(parentDir)) {
+          _dirMap[parentDir] = [];
+        }
+        String dirName = dir.substring(dir.lastIndexOf("/") + 1);
+        if (!_dirMap[parentDir]!.any((element) => element.name == dirName)) {
+          _dirMap[parentDir]!.add(FileItem(true, parentDir, dirName, 0));
+        }
+      }
+
+      while (dir != "/" && dir != "") {
+        findParent(dir);
+        dir = dir.substring(0, dir.lastIndexOf("/"));
+      }
+    }
+
+    // sort children, directories first then files, alphabetically
+    _dirMap.forEach((key, value) {
+      value.sort((a, b) {
+        if (a.isDirectory && !b.isDirectory) {
+          return -1;
+        } else if (!a.isDirectory && b.isDirectory) {
+          return 1;
+        } else {
+          return a.name.compareTo(b.name);
+        }
+      });
+    });
+  }
+
+  void toDir(String dir) {
+    fileList.value = _dirMap[dir]?.toList() ?? [];
+  }
+
+  int dirItemCount(String dir) {
+    return _dirMap[dir]?.length ?? 0;
+  }
+}

ui/flutter/lib/app/modules/task/views/task_files_view.dart

@@ -0,0 +1,92 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:share_plus/share_plus.dart';
+
+import '../../../../util/file_icon.dart';
+import '../../../../util/icons.dart';
+import '../../../../util/util.dart';
+import '../../../views/breadcrumb_view.dart';
+import '../controllers/task_files_controller.dart';
+
+class TaskFilesView extends GetView<TaskFilesController> {
+  const TaskFilesView({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+        appBar: AppBar(
+          leading: IconButton(
+              icon: const Icon(Icons.arrow_back),
+              onPressed: () => Get.rootDelegate.popRoute()),
+          // actions: [],
+          title: Obx(() => Text(controller.task.value?.meta.res.name ?? "")),
+        ),
+        body: Obx(() {
+          final fileList = controller.fileList;
+          final breadcrumbItems = ["/"];
+          if (fileList.isNotEmpty) {
+            final file = fileList.first;
+            final path = file.path.substring(1);
+            if (path.isNotEmpty) {
+              final pathArr = path.split("/");
+              for (int i = 0; i < pathArr.length; i++) {
+                breadcrumbItems.add(pathArr[i]);
+              }
+            }
+          }
+          return Column(
+            children: [
+              Breadcrumb(
+                  items: breadcrumbItems,
+                  onItemTap: (index) {
+                    final targetDirArr = <String>[];
+                    for (int i = 0; i <= index; i++) {
+                      targetDirArr.add(breadcrumbItems[i]);
+                    }
+                    controller
+                        .toDir(targetDirArr.join("/").replaceFirst('//', '/'));
+                  }).paddingOnly(left: 16, top: 16, bottom: 8),
+              Expanded(
+                child: ListView.builder(
+                  itemBuilder: (context, index) {
+                    final meta = controller.task.value!.meta;
+                    final file = fileList[index];
+                    return ListTile(
+                      leading: file.isDirectory
+                          ? const Icon(Icons.folder)
+                          : Icon(FaIcons.allIcons[findIcon(file.name)]),
+                      title: Text(fileList[index].name),
+                      subtitle: file.isDirectory
+                          ? Text('items'.trParams({
+                              'count': controller
+                                  .dirItemCount(file.fullPath)
+                                  .toString()
+                            }))
+                          : Text(Util.fmtByte(file.size)),
+                      trailing: file.isDirectory
+                          ? null
+                          : IconButton(
+                              icon: const Icon(Icons.share),
+                              onPressed: () {
+                                final xfile = XFile(Util.safePathJoin([
+                                  meta.opts.path,
+                                  meta.res.rootDir,
+                                  file.fullPath
+                                ]));
+                                Share.shareXFiles([xfile]);
+                              }),
+                      onTap: () {
+                        if (file.isDirectory) {
+                          controller.toDir(file.fullPath);
+                        }
+                      },
+                    );
+                  },
+                  itemCount: controller.fileList.length,
+                ),
+              )
+            ],
+          );
+        }));
+  }
+}

ui/flutter/lib/app/routes/app_pages.dart

@@ -1,4 +1,5 @@
 import 'package:get/get.dart';
+import 'package:gopeed/app/modules/task/views/task_files_view.dart';
 import 'package:gopeed/app/modules/task/views/task_view.dart';
 
 import '../modules/create/bindings/create_binding.dart';
@@ -10,6 +11,7 @@ import '../modules/root/views/root_view.dart';
 import '../modules/setting/bindings/setting_binding.dart';
 import '../modules/setting/views/setting_view.dart';
 import '../modules/task/bindings/task_binding.dart';
+import '../modules/task/bindings/task_files_binding.dart';
 
 part 'app_routes.dart';
 
@@ -37,7 +39,14 @@ class AppPages {
                     name: _Paths.TASK,
                     page: () => const TaskView(),
                     transition: Transition.noTransition,
-                    binding: TaskBinding()),
+                    binding: TaskBinding(),
+                    children: [
+                      GetPage(
+                          name: _Paths.TASK_FILES,
+                          page: () => const TaskFilesView(),
+                          transition: Transition.noTransition,
+                          binding: TaskFilesBinding()),
+                    ]),
                 GetPage(
                   name: _Paths.SETTING,
                   page: () => const SettingView(),

ui/flutter/lib/app/routes/app_routes.dart

@@ -7,6 +7,7 @@ abstract class Routes {
   static const HOME = _Paths.HOME;
   static const CREATE = _Paths.CREATE;
   static const TASK = _Paths.HOME + _Paths.TASK;
+  static const TASK_FILES = TASK + _Paths.TASK_FILES;
   static const SETTING = _Paths.HOME + _Paths.SETTING;
 }
 
@@ -16,5 +17,6 @@ abstract class _Paths {
   static const HOME = '/home';
   static const CREATE = '/create';
   static const TASK = '/task';
+  static const TASK_FILES = '/files';
   static const SETTING = '/setting';
 }

ui/flutter/lib/app/views/breadcrumb_view.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class Breadcrumb extends StatelessWidget {
+  final List<String> items;
+  final Function(int)? onItemTap;
+  final TextStyle textStyle;
+  final TextStyle activeTextStyle;
+
+  const Breadcrumb({
+    super.key,
+    required this.items,
+    this.onItemTap,
+    this.textStyle = const TextStyle(fontSize: 16),
+    this.activeTextStyle =
+        const TextStyle(fontSize: 16, fontWeight: FontWeight.bold),
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    List<Widget> children = [];
+    for (int i = 0; i < items.length; i++) {
+      children.add(
+        GestureDetector(
+          onTap: () {
+            if (onItemTap != null) {
+              onItemTap!(i);
+            }
+          },
+          child: Text(
+            items[i],
+            style: i == items.length - 1 ? activeTextStyle : textStyle,
+          ),
+        ),
+      );
+      if (i != items.length - 1) {
+        children.add(const Text(" > "));
+      }
+    }
+    return Row(
+      children: [
+        ...(children.length == 1
+            ? children.sublist(0, 1)
+            : children.sublist(0, 2)),
+        children.length > 2
+            ? Expanded(
+                child: SingleChildScrollView(
+                  reverse: true,
+                  scrollDirection: Axis.horizontal,
+                  child: Row(
+                    children: children.sublist(2),
+                  ),
+                ),
+              )
+            : null,
+      ].where((e) => e != null).map((e) => e!).toList(),
+    ).paddingOnly(right: 12);
+  }
+}

ui/flutter/lib/app/views/buid_task_list_view.dart

@@ -1,7 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:gopeed/api/model/meta.dart';
-import 'package:gopeed/api/model/resource.dart';
 import 'package:path/path.dart' as path;
 
 import '../../api/api.dart';
@@ -109,11 +108,16 @@ class BuildTaskListView extends GetView {
     List<Widget> buildActions() {
       final list = <Widget>[];
       if (isDone()) {
-        if (Util.isDesktop()) {
+        if (Util.isDesktop() || Util.isMobile()) {
           list.add(IconButton(
             icon: const Icon(Icons.folder_open),
-            onPressed: () async {
+            onPressed: () {
-              await FileExplorer.openAndSelectFile(buildExplorerUrl(task));
+              if (Util.isDesktop()) {
+                FileExplorer.openAndSelectFile(buildExplorerUrl(task));
+              } else {
+                Get.rootDelegate
+                    .toNamed(Routes.TASK_FILES, parameters: {'id': task.id});
+              }
             },
           ));
         }

ui/flutter/lib/app/views/directory_selector.dart

@@ -24,7 +24,7 @@ class _DirectorySelectorState extends State<DirectorySelector> {
       children: [
         Expanded(
             child: TextFormField(
-          readOnly: Util.isWeb() && !Util.isIOS() ? false : true,
+          readOnly: Util.isWeb() ? false : true,
           controller: widget.controller,
           decoration: widget.showLabel
               ? InputDecoration(

ui/flutter/lib/generated/locales.g.dart

@@ -357,7 +357,7 @@ class Locales {
     'downloadDirValid': '请选择下载目录',
     'connections': '连接数',
     'maxRunning': '最大下载数',
-    'items': '@count 条',
+    'items': '@count 项',
     'subscribeTracker': '订阅 Tracker',
     'subscribeFail': '订阅失败，请检查网络或稍后重试',
     'update': '更新',

ui/flutter/lib/util/util.dart

@@ -12,6 +12,13 @@ class Util {
     return path;
   }
 
+  static String safePathJoin(List<String> paths) {
+    return paths
+        .map((e) => safeDir(e))
+        .join("/")
+        .replaceAll(RegExp(r'//'), "/");
+  }
+
   static String fmtByte(int byte) {
     if (byte < 0) {
       return "0 B";

ui/flutter/pubspec.lock

@@ -757,6 +757,22 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.4.0"
+  share_plus:
+    dependency: "direct main"
+    description:
+      name: share_plus
+      sha256: "6cec740fa0943a826951223e76218df002804adb588235a8910dc3d6b0654e11"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "7.1.0"
+  share_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: share_plus_platform_interface
+      sha256: "357412af4178d8e11d14f41723f80f12caea54cf0d5cd29af9dcdab85d58aea7"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.3.0"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -1018,6 +1034,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.0.7"
+  uuid:
+    dependency: transitive
+    description:
+      name: uuid
+      sha256: "648e103079f7c64a36dc7d39369cabb358d377078a051d6ae2ad3aa539519313"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:

ui/flutter/pubspec.yaml

@@ -58,6 +58,7 @@ dependencies:
   window_manager: ^0.3.4
   tray_manager: ^0.2.0
   autoscale_tabbarview: ^1.0.2
+  share_plus: ^7.1.0
 dev_dependencies:
   flutter_test:
     sdk: flutter