refactor: Recording dialog

lib/pages/chat/chat.dart

@@ -621,10 +621,10 @@ class ChatController extends State<ChatPageWithRoom>
       builder: (c) => const RecordingDialog(),
     );
     if (result == null) return;
-    final audioFile = File(result.path);
+    final audioFile = XFile(result.path);
     final file = MatrixAudioFile(
-      bytes: audioFile.readAsBytesSync(),
-      name: audioFile.path,
+      bytes: await audioFile.readAsBytes(),
+      name: result.fileName ?? audioFile.path,
     );
     await room.sendFileEvent(
       file,

lib/pages/chat/recording_dialog.dart

@@ -1,9 +1,11 @@
 import 'dart:async';
 
 import 'package:flutter/cupertino.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
 import 'package:flutter_gen/gen_l10n/l10n.dart';
+import 'package:path/path.dart' as path_lib;
 import 'package:path_provider/path_provider.dart';
 import 'package:record/record.dart';
 import 'package:wakelock_plus/wakelock_plus.dart';
@@ -26,10 +28,12 @@ class RecordingDialogState extends State<RecordingDialog> {
   Duration _duration = Duration.zero;
 
   bool error = false;
-  String? _recordedPath;
+
   final _audioRecorder = AudioRecorder();
   final List<double> amplitudeTimeline = [];
 
+  String? fileName;
+
   static const int bitRate = 64000;
   static const int samplingRate = 44100;
 
@@ -37,9 +41,13 @@ class RecordingDialogState extends State<RecordingDialog> {
     try {
       final useOpus =
           await _audioRecorder.isEncoderSupported(AudioEncoder.opus);
-      final tempDir = await getTemporaryDirectory();
-      final path = _recordedPath =
-          '${tempDir.path}/recording${DateTime.now().microsecondsSinceEpoch}.${useOpus ? 'ogg' : 'm4a'}';
+      fileName =
+          'recording${DateTime.now().microsecondsSinceEpoch}.${useOpus ? 'ogg' : 'm4a'}';
+      String? path;
+      if (!kIsWeb) {
+        final tempDir = await getTemporaryDirectory();
+        path = path_lib.join(tempDir.path, fileName);
+      }
 
       final result = await _audioRecorder.hasPermission();
       if (result != true) {
@@ -58,7 +66,7 @@ class RecordingDialogState extends State<RecordingDialog> {
           noiseSuppress: true,
           encoder: useOpus ? AudioEncoder.opus : AudioEncoder.aacLc,
         ),
-        path: path,
+        path: path ?? '',
       );
       setState(() => _duration = Duration.zero);
       _recorderSubscription?.cancel();
@@ -94,8 +102,8 @@ class RecordingDialogState extends State<RecordingDialog> {
 
   void _stopAndSend() async {
     _recorderSubscription?.cancel();
-    await _audioRecorder.stop();
-    final path = _recordedPath;
+    final path = await _audioRecorder.stop();
+
     if (path == null) throw ('Recording failed!');
     const waveCount = AudioPlayerWidget.wavesCount;
     final step = amplitudeTimeline.length < waveCount
@@ -110,6 +118,7 @@ class RecordingDialogState extends State<RecordingDialog> {
         path: path,
         duration: _duration.inMilliseconds,
         waveform: waveform,
+        fileName: fileName,
       ),
     );
   }
@@ -220,23 +229,12 @@ class RecordingResult {
   final String path;
   final int duration;
   final List<int> waveform;
+  final String? fileName;
 
   const RecordingResult({
     required this.path,
     required this.duration,
     required this.waveform,
+    required this.fileName,
   });
-
-  factory RecordingResult.fromJson(Map<String, dynamic> json) =>
-      RecordingResult(
-        path: json['path'],
-        duration: json['duration'],
-        waveform: List<int>.from(json['waveform']),
-      );
-
-  Map<String, dynamic> toJson() => {
-        'path': path,
-        'duration': duration,
-        'waveform': waveform,
-      };
 }