音量检测，以及确保在iOS中不使用听筒模式

lib/bloc/web_cubit.dart

@@ -22,6 +22,7 @@ import 'package:path_provider/path_provider.dart';
 import 'package:permission_handler/permission_handler.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:uuid/uuid.dart';
+import 'package:volume_controller/volume_controller.dart';
 import 'package:webview_flutter/webview_flutter.dart';
 import 'package:wechat_assets_picker/wechat_assets_picker.dart';
 import 'package:wechat_camera_picker/wechat_camera_picker.dart';
@@ -1121,6 +1122,27 @@ class WebCubit extends Cubit<WebState> with WidgetsBindingObserver {
     _sendResponse(resp);
   }
 
+  bool _isFirstTimeOfCheck = true;
+
+  /// 检测音量，太小时，发出提示
+  ///
+  Future<void> checkVolume() async {
+    if (_isFirstTimeOfCheck) {
+      VolumeController volumeController = VolumeController.instance;
+      var vol = await volumeController.getVolume();
+      debugPrint('检测音量: $vol');
+      if (vol == 0) {
+        emit(state.copyWith(showSnackBar: true, snackBarMsg: '设备处于静音状态，请调整音量'));
+        emit(state.copyWith(showSnackBar: false, snackBarMsg: ''));
+        _isFirstTimeOfCheck = false;
+      } else if (vol <= 0.15) {
+        emit(state.copyWith(showSnackBar: true, snackBarMsg: '设备音量过低，建议调高音量'));
+        emit(state.copyWith(showSnackBar: false, snackBarMsg: ''));
+        _isFirstTimeOfCheck = false;
+      }
+    }
+  }
+
   Future<void> _checkLocalServerStatus() async {
     var localServerService = getIt.get<LocalServerService>();
     var result = await localServerService.checkServerHealth();

lib/data/repositories/message/audio_player_handler.dart

+import 'package:appframe/bloc/web_cubit.dart';
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/services/dispatcher.dart';
 import 'package:appframe/services/player_service.dart';
 import 'package:uuid/uuid.dart';
 
 class AudioPlayHandler extends MessageHandler {
+  late WebCubit? _webCubit;
+
   @override
   Future<dynamic> handleMessage(dynamic params) async {
-    if (params is! Map<String, dynamic>) {
-      throw Exception('参数错误');
-    }
+    try {
+      if (params is! Map<String, dynamic>) {
+        throw Exception('参数错误');
+      }
 
-    final url = params['url'] as String;
-    final seek = params['seek'] as int? ?? 0;
-    // 暂时忽略
-    // final isBg = params['isBg'] as bool ?? false;
-    final playRate = (params['playRate'] as num?)?.toDouble() ?? 1.0;
+      // 检测音量
+      _webCubit!.checkVolume();
 
-    var playId = params['playId'] as String? ?? '';
-    if (playId.isEmpty) {
-      playId = Uuid().v4();
-    }
+      final url = params['url'] as String;
+      final seek = params['seek'] as int? ?? 0;
+      // 暂时忽略
+      // final isBg = params['isBg'] as bool ?? false;
+      final playRate = (params['playRate'] as num?)?.toDouble() ?? 1.0;
 
-    var playerService = getIt.get<PlayerService>();
-    var result = await playerService.playAudio(url, seek, playId, playRate);
+      var playId = params['playId'] as String? ?? '';
+      if (playId.isEmpty) {
+        playId = Uuid().v4();
+      }
 
-    if (!result) {
-      throw Exception('播放错误');
+      var playerService = getIt.get<PlayerService>();
+      var result = await playerService.playAudio(url, seek, playId, playRate);
+
+      if (!result) {
+        throw Exception('播放错误');
+      }
+      return {'playId': playId};
+    } finally {
+      _unfollowCubit();
     }
-    return {'playId': playId};
+  }
+
+  @override
+  void setCubit(WebCubit cubit) {
+    this._webCubit = cubit;
+  }
+
+  void _unfollowCubit() {
+    this._webCubit = null;
   }
 }
 

lib/services/dispatcher.dart

@@ -54,7 +54,8 @@ class MessageDispatcher {
           h5Message.cmd == "chooseImage" ||
           h5Message.cmd == "chooseVideo" ||
           h5Message.cmd == "goLogin" ||
-          h5Message.cmd.startsWith("setTitlebar")) {
+          h5Message.cmd.startsWith("setTitlebar") ||
+          h5Message.cmd == "audioPlay") {
         handler.setCubit(webCubit!);
         handler.setMessage(message);
       }

lib/services/player_service.dart

 import 'dart:async';
+import 'dart:io';
 
+import 'package:audio_session/audio_session.dart';
 import 'package:flutter_sound/flutter_sound.dart';
 
 class PlayerService {
@@ -27,6 +29,12 @@ class PlayerService {
   Future<bool> _initPlayer() async {
     // 打开播放器
     try {
+      // 针对iOS， 需要控制不使用听筒进行播放
+      if (Platform.isIOS) {
+        var audioSession = await AudioSession.instance;
+        await audioSession.configure(AudioSessionConfiguration.music());
+      }
+
       final player = FlutterSoundPlayer();
       _player = (await player.openPlayer())!;