feature：complete the upload prompt function

Author: hackycy

android/app/src/main/res/drawable/ic_launcher.png

@@ -4,6 +4,8 @@ PODS:
     - MTBBarcodeScanner
     - SwiftProtobuf
   - Flutter (1.0.0)
+  - flutter_local_notifications (0.0.1):
+    - Flutter
   - flutter_plugin_android_lifecycle (0.0.1):
     - Flutter
   - FMDB (2.7.5):
@@ -42,6 +44,7 @@ PODS:
 DEPENDENCIES:
   - barcode_scan (from `.symlinks/plugins/barcode_scan/ios`)
   - Flutter (from `Flutter`)
+  - flutter_local_notifications (from `.symlinks/plugins/flutter_local_notifications/ios`)
   - flutter_plugin_android_lifecycle (from `.symlinks/plugins/flutter_plugin_android_lifecycle/ios`)
   - image_picker (from `.symlinks/plugins/image_picker/ios`)
   - package_info (from `.symlinks/plugins/package_info/ios`)
@@ -68,6 +71,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/barcode_scan/ios"
   Flutter:
     :path: Flutter
+  flutter_local_notifications:
+    :path: ".symlinks/plugins/flutter_local_notifications/ios"
   flutter_plugin_android_lifecycle:
     :path: ".symlinks/plugins/flutter_plugin_android_lifecycle/ios"
   image_picker:
@@ -100,6 +105,7 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   barcode_scan: a5c27959edfafaa0c771905bad0b29d6d39e4479
   Flutter: 0e3d915762c693b495b44d77113d4970485de6ec
+  flutter_local_notifications: 9e4738ce2471c5af910d961a6b7eadcf57c50186
   flutter_plugin_android_lifecycle: dc0b544e129eebb77a6bfb1239d4d1c673a60a35
   FMDB: 2ce00b547f966261cd18927a3ddb07cb6f3db82a
   image_picker: 66aa71bc96850a90590a35d4c4a2907b0d823109

ios/Podfile.lock

@@ -8,6 +8,9 @@ import Flutter
     didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
   ) -> Bool {
     GeneratedPluginRegistrant.register(with: self)
+    if #available(iOS 10.0, *) {
+      UNUserNotificationCenter.current().delegate = self as? UNUserNotificationCenterDelegate
+    }
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }
 }

ios/Runner/AppDelegate.swift

@@ -5,12 +5,19 @@ import 'package:flutter_picgo/resources/theme_colors.dart';
 import 'package:flutter_picgo/routers/application.dart';
 import 'package:flutter_picgo/routers/routers.dart';
 import 'package:flutter_picgo/utils/db_provider.dart';
+import 'package:flutter_picgo/utils/local_notification.dart';
 import 'package:provider/provider.dart';
 
-void main() async {
+Future<void> main() async {
+  /// needed if you intend to initialize in the `main` function
   WidgetsFlutterBinding.ensureInitialized();
   final provider = DbProvider();
   await provider.init();
+
+  /// notification initialization
+  LocalNotificationUtil.getInstance().initialization();
+
+  /// run App
   runApp(App());
 }
 

lib/main.dart

@@ -0,0 +1,15 @@
+import 'package:flutter/material.dart';
+
+class ReceivedNotification {
+  final int id;
+  final String title;
+  final String body;
+  final String payload;
+
+  ReceivedNotification({
+    @required this.id,
+    @required this.title,
+    @required this.body,
+    @required this.payload,
+  });
+}

lib/model/received_notification.dart

@@ -0,0 +1,103 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+
+class LocalNotificationUtil {
+  static LocalNotificationUtil _instance;
+
+  FlutterLocalNotificationsPlugin _flutterLocalNotificationsPlugin;
+  NotificationAppLaunchDetails _notificationAppLaunchDetails;
+
+  FlutterLocalNotificationsPlugin get flutterLocalNotificationsPlugin =>
+      _flutterLocalNotificationsPlugin;
+
+  NotificationAppLaunchDetails get notificationAppLaunchDetails =>
+      _notificationAppLaunchDetails;
+
+  LocalNotificationUtil._();
+
+  /// 必须先调用
+  initialization() async {
+    _flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
+    // notification
+    _notificationAppLaunchDetails = await _flutterLocalNotificationsPlugin
+        .getNotificationAppLaunchDetails();
+
+    var initializationSettingsAndroid =
+        AndroidInitializationSettings('ic_launcher');
+    // Note: permissions aren't requested here just to demonstrate that can be done later using the `requestPermissions()` method
+    // of the `IOSFlutterLocalNotificationsPlugin` class
+    var initializationSettingsIOS = IOSInitializationSettings(
+        requestAlertPermission: true,
+        requestBadgePermission: true,
+        requestSoundPermission: true,
+        onDidReceiveLocalNotification: null);
+    var initializationSettings = InitializationSettings(
+        initializationSettingsAndroid, initializationSettingsIOS);
+    await _flutterLocalNotificationsPlugin.initialize(initializationSettings,
+        onSelectNotification: (String payload) async {
+      if (payload != null) {
+        debugPrint('notification payload: ' + payload);
+      }
+    });
+  }
+
+  /// 需要先请求权限
+  requestPermissions() {
+    /// iOS获取权限
+    if (Platform.isIOS) {
+      _flutterLocalNotificationsPlugin
+          .resolvePlatformSpecificImplementation<
+              IOSFlutterLocalNotificationsPlugin>()
+          ?.requestPermissions(
+            alert: true,
+            badge: true,
+            sound: true,
+          );
+    }
+    if (Platform.isAndroid) {
+      _flutterLocalNotificationsPlugin
+          .resolvePlatformSpecificImplementation<
+              AndroidFlutterLocalNotificationsPlugin>()
+          ?.createNotificationChannel(AndroidNotificationChannel(
+              AndroidChannelId.upload_channel, '通知提示', '上传通知提示'));
+    }
+  }
+
+  /// 显示
+  show(int id, String title, String body,
+      NotificationDetails notificationDetails) async {
+    await _flutterLocalNotificationsPlugin.show(
+        id, title, body, notificationDetails);
+  }
+
+  /// 实例获取
+  static LocalNotificationUtil getInstance() {
+    if (_instance == null) {
+      _instance = LocalNotificationUtil._();
+    }
+    return _instance;
+  }
+
+  /// 上传Channel
+  static AndroidNotificationDetails uploadAndroidChannel() {
+    return AndroidNotificationDetails(
+        AndroidChannelId.upload_channel, '上传通知', '上传通知提示',
+        importance: Importance.Max, priority: Priority.High, ticker: 'ticker');
+  }
+
+  /// 默认IOS
+  static IOSNotificationDetails normalIOSNotificationDetails() {
+    return IOSNotificationDetails();
+  }
+
+  static NotificationDetails createNotificationDetails(
+      AndroidNotificationDetails android, IOSNotificationDetails iOS) {
+    return NotificationDetails(android, iOS);
+  }
+}
+
+class AndroidChannelId {
+  static const upload_channel = '10000';
+}

lib/utils/local_notification.dart

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter_picgo/routers/application.dart';
 import 'package:flutter_picgo/routers/routers.dart';
+import 'package:flutter_picgo/utils/local_notification.dart';
 import 'package:flutter_picgo/utils/shared_preferences.dart';
 import 'package:toast/toast.dart';
 
@@ -75,7 +76,12 @@ class _PicGoSettingPageState extends State<PicGoSettingPage> {
                 title: Text('开启上传提示'),
                 trailing: CupertinoSwitch(
                   value: this.isUploadedTip,
-                  onChanged: (value) {
+                  onChanged: (value) async {
+                    if (value) {
+                      /// Local Notification 请求权限
+                      await LocalNotificationUtil.getInstance()
+                          .requestPermissions();
+                    }
                     this._save(
                         SharedPreferencesKeys.settingIsUploadedTip, value);
                     setState(() {

lib/views/picgo_setting_page/picgo_setting_page.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:flutter_picgo/components/loading.dart';
+import 'package:flutter_picgo/utils/local_notification.dart';
 import 'package:flutter_picgo/utils/permission.dart';
 import 'package:flutter_picgo/utils/shared_preferences.dart';
 import 'package:flutter_picgo/utils/strings.dart';
@@ -25,6 +26,9 @@ class _UploadPageState extends State<UploadPage>
   TextEditingController _controller;
   int _selectButton = 1;
 
+  // 通知提示
+  bool needNotify = false;
+
   // 按钮id
   static const MARKDOWN = 1;
   static const HTML = 2;
@@ -35,6 +39,10 @@ class _UploadPageState extends State<UploadPage>
 
   _UploadPageState() {
     _presenter = UploadPagePresenter(this);
+    SpUtil.getInstance().then((sp) {
+      this.needNotify =
+          sp.getBool(SharedPreferencesKeys.settingIsUploadedTip) ?? false;
+    });
   }
 
   @override
@@ -273,9 +281,13 @@ class _UploadPageState extends State<UploadPage>
 
   @override
   uploadFaild(String errorMsg) {
+    if (needNotify) {
+      _showNotification(0, '上传失败：$errorMsg');
+    }
     Toast.show(errorMsg ?? '', context);
   }
 
+  /// 设置剪切板
   setClipData([bool needShowTip = true]) {
     if (_clipUrl == null || _clipUrl == '') {
       Toast.show('暂无可获取图片', context);
@@ -313,8 +325,21 @@ class _UploadPageState extends State<UploadPage>
 
   @override
   uploadSuccess(String imageUrl) async {
+    if (needNotify) {
+      await _showNotification(1, '上传成功：图片链接已复制到剪切板，原链接：$imageUrl');
+    }
     this._clipUrl = imageUrl;
     setClipData(false);
     Toast.show('上传成功：已复制到剪切板，图片链接为：$imageUrl', context);
   }
+
+  Future<void> _showNotification(int id, String body) async {
+    LocalNotificationUtil.getInstance().show(
+        id,
+        '上传提示',
+        body,
+        LocalNotificationUtil.createNotificationDetails(
+            LocalNotificationUtil.uploadAndroidChannel(),
+            LocalNotificationUtil.normalIOSNotificationDetails()));
+  }
 }