From 0100f0131d17aee0139027fe9d3a3afbb3937f02 Mon Sep 17 00:00:00 2001
From: Li Wei <liwei-8466@qq.com>
Date: Tue, 6 Jun 2023 20:39:07 +0800
Subject: [PATCH] feat: android deeplink and file selector (#118)

---
 .../android/app/src/main/AndroidManifest.xml  | 47 ++++++++-
 .../app/controllers/app_controller.dart       | 40 ++++++++
 .../app/modules/create/views/create_view.dart | 99 +++++++++++++------
 .../lib/app/modules/home/views/home_view.dart |  2 +-
 .../modules/setting/views/setting_view.dart   | 10 +-
 .../task/views/task_downloaded_view.dart      |  2 +-
 .../task/views/task_downloading_view.dart     |  2 +-
 .../{views => }/buid_task_list_view.dart      | 16 +--
 .../views/{views => }/check_list_view.dart    |  0
 .../views/{views => }/directory_selector.dart | 20 ++--
 .../app/views/{views => }/file_list_view.dart | 12 +--
 .../{views => }/outlined_button_loading.dart  |  0
 .../views/{views => }/responsive_builder.dart |  0
 ui/flutter/pubspec.lock                       | 16 +++
 ui/flutter/pubspec.yaml                       |  2 +
 15 files changed, 202 insertions(+), 66 deletions(-)
 rename ui/flutter/lib/app/views/{views => }/buid_task_list_view.dart (95%)
 rename ui/flutter/lib/app/views/{views => }/check_list_view.dart (100%)
 rename ui/flutter/lib/app/views/{views => }/directory_selector.dart (73%)
 rename ui/flutter/lib/app/views/{views => }/file_list_view.dart (97%)
 rename ui/flutter/lib/app/views/{views => }/outlined_button_loading.dart (100%)
 rename ui/flutter/lib/app/views/{views => }/responsive_builder.dart (100%)

diff --git a/ui/flutter/android/app/src/main/AndroidManifest.xml b/ui/flutter/android/app/src/main/AndroidManifest.xml
index 731921e2..15d4a893 100644
--- a/ui/flutter/android/app/src/main/AndroidManifest.xml
+++ b/ui/flutter/android/app/src/main/AndroidManifest.xml
@@ -12,9 +12,54 @@
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:exported="true"
             android:hardwareAccelerated="true"
-            android:launchMode="singleTop"
+            android:launchMode="singleInstance"
             android:theme="@style/LaunchTheme"
             android:windowSoftInputMode="adjustResize">
+
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data
+                    android:scheme="file"
+                    android:host="*"
+                    android:pathPattern=".*torrent" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data
+                    android:scheme="file"
+                    android:host="*"
+                    android:mimeType="application/x-bittorrent" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data
+                    android:scheme="content"
+                    android:host="*"
+                    android:pathPattern=".*torrent" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data
+                    android:scheme="content"
+                    android:host="*"
+                    android:mimeType="application/x-bittorrent" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data
+                    android:scheme="magnet" />
+            </intent-filter>
+
             <!-- Specifies an Android theme to apply to this Activity as soon as
                  the Android process has started. This theme is visible to the user
                  while the Flutter UI initializes. After that, this theme continues
diff --git a/ui/flutter/lib/app/modules/app/controllers/app_controller.dart b/ui/flutter/lib/app/modules/app/controllers/app_controller.dart
index ec2b03e7..4e40bc4a 100644
--- a/ui/flutter/lib/app/modules/app/controllers/app_controller.dart
+++ b/ui/flutter/lib/app/modules/app/controllers/app_controller.dart
@@ -1,10 +1,13 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:ui' as ui;
 
+import 'package:app_links/app_links.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import 'package:uri_to_file/uri_to_file.dart';
 
 import '../../../../api/api.dart';
 import '../../../../api/model/downloader_config.dart';
@@ -13,6 +16,7 @@ import '../../../../generated/locales.g.dart';
 import '../../../../util/localeManager.dart';
 import '../../../../util/log_util.dart';
 import '../../../../util/util.dart';
+import '../../../routes/app_pages.dart';
 
 const _startConfigNetwork = "start.network";
 const _startConfigAddress = "start.address";
@@ -62,6 +66,42 @@ class AppController extends GetxController {
   final runningPort = 0.obs;
   final downloaderConfig = DownloaderConfig().obs;
 
+  late AppLinks _appLinks;
+  StreamSubscription<Uri>? _linkSubscription;
+
+  @override
+  void onReady() {
+    super.onReady();
+    _initDeepLinks();
+  }
+
+  @override
+  void onClose() {
+    _linkSubscription?.cancel();
+  }
+
+  Future<void> _initDeepLinks() async {
+    _appLinks = AppLinks();
+
+    // Handle link when app is in warm state (front or background)
+    _linkSubscription = _appLinks.uriLinkStream.listen((uri) async {
+      await _toCreate(uri);
+    });
+
+    // Check initial link if app was in cold state (terminated)
+    final uri = await _appLinks.getInitialAppLink();
+    if (uri != null) {
+      await _toCreate(uri);
+    }
+  }
+
+  Future<void> _toCreate(Uri uri) async {
+    final path = uri.scheme == "magnet"
+        ? uri.toString()
+        : (await toFile(uri.toString())).path;
+    await Get.rootDelegate.offAndToNamed(Routes.CREATE, arguments: path);
+  }
+
   String runningAddress() {
     if (startConfig.value.network == 'unix') {
       return startConfig.value.address;
diff --git a/ui/flutter/lib/app/modules/create/views/create_view.dart b/ui/flutter/lib/app/modules/create/views/create_view.dart
index 9cf24ff4..07df545d 100644
--- a/ui/flutter/lib/app/modules/create/views/create_view.dart
+++ b/ui/flutter/lib/app/modules/create/views/create_view.dart
@@ -1,4 +1,5 @@
 import 'package:desktop_drop/desktop_drop.dart';
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import '../../../../api/model/resolve_result.dart';
@@ -11,8 +12,8 @@ import '../../../../api/model/request.dart';
 import '../../../../util/message.dart';
 import '../../../../util/util.dart';
 import '../../../routes/app_pages.dart';
-import '../../../views/views/directory_selector.dart';
-import '../../../views/views/file_list_view.dart';
+import '../../../views/directory_selector.dart';
+import '../../../views/file_list_view.dart';
 import '../../app/controllers/app_controller.dart';
 import '../controllers/create_controller.dart';
 
@@ -26,6 +27,14 @@ class CreateView extends GetView<CreateController> {
 
   @override
   Widget build(BuildContext context) {
+    final String? filePath = Get.rootDelegate.arguments();
+    if (_urlController.text.isEmpty && filePath != null) {
+      _urlController.text = filePath;
+      WidgetsBinding.instance.addPostFrameCallback((_) async {
+        await _doResolve();
+      });
+    }
+
     return Scaffold(
       appBar: AppBar(
         leading: IconButton(
@@ -45,21 +54,42 @@ class CreateView extends GetView<CreateController> {
             autovalidateMode: AutovalidateMode.always,
             child: Column(
               children: [
-                TextFormField(
-                    autofocus: true,
-                    controller: _urlController,
-                    minLines: 1,
-                    maxLines: 30,
-                    decoration: InputDecoration(
-                        hintText: _hitText(),
-                        hintStyle: const TextStyle(fontSize: 12),
-                        labelText: 'downloadLink'.tr,
-                        icon: const Icon(Icons.link)),
-                    validator: (v) {
-                      return v!.trim().isNotEmpty
-                          ? null
-                          : 'downloadLinkValid'.tr;
-                    }),
+                Row(
+                  children: [
+                    Expanded(
+                      child: TextFormField(
+                          autofocus: true,
+                          controller: _urlController,
+                          minLines: 1,
+                          maxLines: 30,
+                          decoration: InputDecoration(
+                            hintText: _hitText(),
+                            hintStyle: const TextStyle(fontSize: 12),
+                            labelText: 'downloadLink'.tr,
+                            icon: const Icon(Icons.link),
+                            suffixIcon: IconButton(
+                              onPressed: _urlController.clear,
+                              icon: const Icon(Icons.clear),
+                            ),
+                          ),
+                          validator: (v) {
+                            return v!.trim().isNotEmpty
+                                ? null
+                                : 'downloadLinkValid'.tr;
+                          }),
+                    ),
+                    IconButton(
+                        icon: const Icon(Icons.folder_open),
+                        onPressed: () async {
+                          var pr = await FilePicker.platform.pickFiles(
+                              type: FileType.custom,
+                              allowedExtensions: ["torrent"]);
+                          if (pr != null) {
+                            _urlController.text = pr.files[0].path ?? "";
+                          }
+                        }),
+                  ],
+                ),
                 Center(
                   child: Padding(
                       padding: const EdgeInsets.all(15.0),
@@ -70,21 +100,7 @@ class CreateView extends GetView<CreateController> {
                         ),
                         child: RoundedLoadingButton(
                           color: Get.theme.colorScheme.secondary,
-                          onPressed: () async {
-                            try {
-                              _confirmController.start();
-                              if (_resolveFormKey.currentState!.validate()) {
-                                final rr = await resolve(Request(
-                                  url: _urlController.text,
-                                ));
-                                await _showResolveDialog(rr);
-                              }
-                            } catch (e) {
-                              showErrorMessage(e);
-                            } finally {
-                              _confirmController.reset();
-                            }
-                          },
+                          onPressed: _doResolve,
                           controller: _confirmController,
                           child: Text('confirm'.tr),
                         ),
@@ -98,6 +114,25 @@ class CreateView extends GetView<CreateController> {
     );
   }
 
+  Future<void> _doResolve() async {
+    if (_confirmController.currentState == ButtonState.loading) {
+      return;
+    }
+    try {
+      _confirmController.start();
+      if (_resolveFormKey.currentState!.validate()) {
+        final rr = await resolve(Request(
+          url: _urlController.text,
+        ));
+        await _showResolveDialog(rr);
+      }
+    } catch (e) {
+      showErrorMessage(e);
+    } finally {
+      _confirmController.reset();
+    }
+  }
+
   String _hitText() {
     return 'downloadLinkHit'.trParams({
       'append': Util.isDesktop() ? 'downloadLinkHitDesktop'.tr : '',
diff --git a/ui/flutter/lib/app/modules/home/views/home_view.dart b/ui/flutter/lib/app/modules/home/views/home_view.dart
index 07e34013..f8c808c1 100644
--- a/ui/flutter/lib/app/modules/home/views/home_view.dart
+++ b/ui/flutter/lib/app/modules/home/views/home_view.dart
@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
 import '../../../routes/app_pages.dart';
-import '../../../views/views/responsive_builder.dart';
+import '../../../views/responsive_builder.dart';
 import '../controllers/home_controller.dart';
 
 class HomeView extends GetView<HomeController> {
diff --git a/ui/flutter/lib/app/modules/setting/views/setting_view.dart b/ui/flutter/lib/app/modules/setting/views/setting_view.dart
index 4f4c9c86..864ae1db 100644
--- a/ui/flutter/lib/app/modules/setting/views/setting_view.dart
+++ b/ui/flutter/lib/app/modules/setting/views/setting_view.dart
@@ -1,21 +1,21 @@
 import 'dart:async';
 import 'dart:convert';
 
+import 'package:badges/badges.dart' as badges;
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:get/get.dart';
-import '../../../../util/message.dart';
 import 'package:intl/intl.dart';
 import 'package:url_launcher/url_launcher.dart';
-import 'package:badges/badges.dart' as badges;
 
 import '../../../../generated/locales.g.dart';
 import '../../../../util/localeManager.dart';
+import '../../../../util/message.dart';
 import '../../../../util/package_info.dart';
 import '../../../../util/util.dart';
-import '../../../views/views/check_list_view.dart';
-import '../../../views/views/directory_selector.dart';
-import '../../../views/views/outlined_button_loading.dart';
+import '../../../views/check_list_view.dart';
+import '../../../views/directory_selector.dart';
+import '../../../views/outlined_button_loading.dart';
 import '../../app/controllers/app_controller.dart';
 import '../controllers/setting_controller.dart';
 
diff --git a/ui/flutter/lib/app/modules/task/views/task_downloaded_view.dart b/ui/flutter/lib/app/modules/task/views/task_downloaded_view.dart
index a834aafd..331f49df 100644
--- a/ui/flutter/lib/app/modules/task/views/task_downloaded_view.dart
+++ b/ui/flutter/lib/app/modules/task/views/task_downloaded_view.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
-import '../../../views/views/buid_task_list_view.dart';
+import '../../../views/buid_task_list_view.dart';
 import '../controllers/task_downloaded_controller.dart';
 
 class TaskDownloadedView extends GetView<TaskDownloadedController> {
diff --git a/ui/flutter/lib/app/modules/task/views/task_downloading_view.dart b/ui/flutter/lib/app/modules/task/views/task_downloading_view.dart
index 609eb333..ae6a36d0 100644
--- a/ui/flutter/lib/app/modules/task/views/task_downloading_view.dart
+++ b/ui/flutter/lib/app/modules/task/views/task_downloading_view.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
-import '../../../views/views/buid_task_list_view.dart';
+import '../../../views/buid_task_list_view.dart';
 import '../controllers/task_downloading_controller.dart';
 
 class TaskDownloadingView extends GetView<TaskDownloadingController> {
diff --git a/ui/flutter/lib/app/views/views/buid_task_list_view.dart b/ui/flutter/lib/app/views/buid_task_list_view.dart
similarity index 95%
rename from ui/flutter/lib/app/views/views/buid_task_list_view.dart
rename to ui/flutter/lib/app/views/buid_task_list_view.dart
index 8a2d7d2c..2005dd03 100644
--- a/ui/flutter/lib/app/views/views/buid_task_list_view.dart
+++ b/ui/flutter/lib/app/views/buid_task_list_view.dart
@@ -3,14 +3,14 @@ import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:path/path.dart' as path;
 
-import '../../../api/api.dart';
-import '../../../api/model/task.dart';
-import '../../../util/file_explorer.dart';
-import '../../../util/file_icon.dart';
-import '../../../util/icons.dart';
-import '../../../util/message.dart';
-import '../../../util/util.dart';
-import '../../routes/app_pages.dart';
+import '../../api/api.dart';
+import '../../api/model/task.dart';
+import '../../util/file_explorer.dart';
+import '../../util/file_icon.dart';
+import '../../util/icons.dart';
+import '../../util/message.dart';
+import '../../util/util.dart';
+import '../routes/app_pages.dart';
 
 class BuildTaskListView extends GetView {
   final List<Task> tasks;
diff --git a/ui/flutter/lib/app/views/views/check_list_view.dart b/ui/flutter/lib/app/views/check_list_view.dart
similarity index 100%
rename from ui/flutter/lib/app/views/views/check_list_view.dart
rename to ui/flutter/lib/app/views/check_list_view.dart
diff --git a/ui/flutter/lib/app/views/views/directory_selector.dart b/ui/flutter/lib/app/views/directory_selector.dart
similarity index 73%
rename from ui/flutter/lib/app/views/views/directory_selector.dart
rename to ui/flutter/lib/app/views/directory_selector.dart
index da57d26d..506db986 100644
--- a/ui/flutter/lib/app/views/views/directory_selector.dart
+++ b/ui/flutter/lib/app/views/directory_selector.dart
@@ -2,8 +2,8 @@ import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
-import '../../../util/mac_secure_util.dart';
-import '../../../util/util.dart';
+import '../../util/mac_secure_util.dart';
+import '../../util/util.dart';
 
 class DirectorySelector extends StatefulWidget {
   final TextEditingController controller;
@@ -35,19 +35,17 @@ class _DirectorySelectorState extends State<DirectorySelector> {
             return v!.trim().isNotEmpty ? null : 'downloadDirValid'.tr;
           },
         )),
-        !Util.isDesktop()
-            ? null
-            : IconButton(
+        Util.isDesktop() || Util.isAndroid()
+            ? IconButton(
                 icon: const Icon(Icons.folder_open),
                 onPressed: () async {
-                  if (GetPlatform.isDesktop) {
-                    var dir = await FilePicker.platform.getDirectoryPath();
-                    if (dir != null) {
-                      widget.controller.text = dir;
-                      MacSecureUtil.saveBookmark(dir);
-                    }
+                  var dir = await FilePicker.platform.getDirectoryPath();
+                  if (dir != null) {
+                    widget.controller.text = dir;
+                    MacSecureUtil.saveBookmark(dir);
                   }
                 })
+            : null
       ].where((e) => e != null).map((e) => e!).toList(),
     );
   }
diff --git a/ui/flutter/lib/app/views/views/file_list_view.dart b/ui/flutter/lib/app/views/file_list_view.dart
similarity index 97%
rename from ui/flutter/lib/app/views/views/file_list_view.dart
rename to ui/flutter/lib/app/views/file_list_view.dart
index 91c5cd87..52e7f6be 100644
--- a/ui/flutter/lib/app/views/views/file_list_view.dart
+++ b/ui/flutter/lib/app/views/file_list_view.dart
@@ -3,14 +3,14 @@ import 'dart:ui' as ui;
 import 'package:fluent_ui/fluent_ui.dart' as fluent;
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import '../../../api/model/resource.dart';
+import '../../api/model/resource.dart';
 import 'package:path/path.dart' as path;
 
-import '../../../util/file_icon.dart';
-import '../../../util/icons.dart';
-import '../../../util/util.dart';
-import '../../modules/app/controllers/app_controller.dart';
-import '../../modules/create/controllers/create_controller.dart';
+import '../../util/file_icon.dart';
+import '../../util/icons.dart';
+import '../../util/util.dart';
+import '../modules/app/controllers/app_controller.dart';
+import '../modules/create/controllers/create_controller.dart';
 
 class FileListView extends GetView {
   final List<FileInfo> files;
diff --git a/ui/flutter/lib/app/views/views/outlined_button_loading.dart b/ui/flutter/lib/app/views/outlined_button_loading.dart
similarity index 100%
rename from ui/flutter/lib/app/views/views/outlined_button_loading.dart
rename to ui/flutter/lib/app/views/outlined_button_loading.dart
diff --git a/ui/flutter/lib/app/views/views/responsive_builder.dart b/ui/flutter/lib/app/views/responsive_builder.dart
similarity index 100%
rename from ui/flutter/lib/app/views/views/responsive_builder.dart
rename to ui/flutter/lib/app/views/responsive_builder.dart
diff --git a/ui/flutter/pubspec.lock b/ui/flutter/pubspec.lock
index 88221195..8be2ef7c 100644
--- a/ui/flutter/pubspec.lock
+++ b/ui/flutter/pubspec.lock
@@ -17,6 +17,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "5.0.0"
+  app_links:
+    dependency: "direct main"
+    description:
+      name: app_links
+      sha256: d572dcdff49c4cfcfa6f315e2683e518ec6eb54e084d01e51d9631a4dcc1b5e8
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.4.2"
   archive:
     dependency: transitive
     description:
@@ -899,6 +907,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.3.1"
+  uri_to_file:
+    dependency: "direct main"
+    description:
+      name: uri_to_file
+      sha256: "84afd633b1492fc465c768141e1a29edd519061bf99935b6b4d0d5de8ec7c108"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.2.0"
   url_launcher:
     dependency: "direct main"
     description:
diff --git a/ui/flutter/pubspec.yaml b/ui/flutter/pubspec.yaml
index d814110f..d39efe20 100644
--- a/ui/flutter/pubspec.yaml
+++ b/ui/flutter/pubspec.yaml
@@ -53,6 +53,8 @@ dependencies:
   fluent_ui: ^4.4.0
   path: any
   badges: ^3.0.3
+  app_links: ^3.4.2
+  uri_to_file: ^0.2.0
 dev_dependencies:
   flutter_test:
     sdk: flutter