[new]增加录音上限检查

lib/data/consts/constants.dart

@@ -7,7 +7,7 @@ import '../../utils/common_utils.dart';
 class Constants {
   Constants._();
 
-  static const String env = envProd;
+  static const String env = envTest;
 
   static const String envDev = 'dev';
 

lib/module/record/record_handler.dart

@@ -6,6 +6,7 @@ import 'package:electronic_assistant/dialog/loading_dialog.dart';
 import 'package:electronic_assistant/module/record/record_task.dart';
 import 'package:electronic_assistant/resource/colors.gen.dart';
 import 'package:electronic_assistant/router/app_pages.dart';
+import 'package:electronic_assistant/utils/expand.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:flutter_sound/flutter_sound.dart';
@@ -63,6 +64,10 @@ class RecordHandler {
   String get lastRecordId => _lastRecordId ?? '';
   StreamSubscription? _currentDurationListener;
   StreamSubscription? _recordActionListener;
+  final int maxRecordDuration = 60 * 60 * 5 - 60; //最大录音时长5小时，减去1分钟以防止录音时长超过5小时
+  final int maxRecordSize =
+      1024 * 1024 * 1024 - 1024 * 1024; //最大录音文件1G，减去1M以防止录音文件超过1G
+  int currentRecordSize = 0;
 
   void init() {
     if (currentStatus.value != RecordStatus.recording) {
@@ -134,8 +139,10 @@ class RecordHandler {
       double time = _getPcmDuration(
           fileLength, recordConfig.sampleRate, 16, recordConfig.numChannels);
       currentDuration.value = time;
+      currentRecordSize = fileLength;
     } else {
       currentDuration.value = 0;
+      currentRecordSize = 0;
     }
   }
 
@@ -268,10 +275,24 @@ class RecordHandler {
       if (data.isEmpty) {
         return;
       }
+      if (currentDuration.value >= maxRecordDuration) {
+        ToastUtil.showToast("录音时长已达上限");
+        stopRecord();
+        return;
+      }
+      if (currentRecordSize >= maxRecordSize) {
+        ToastUtil.showToast("录音文件已达上限");
+        stopRecord();
+        return;
+      }
+
       targetFile.writeAsBytesSync(data, mode: FileMode.append);
+      currentRecordSize += data.length;
       currentDuration.value = currentDuration.value +
           _getPcmDuration(data.length, recordConfig.sampleRate, 16,
               recordConfig.numChannels);
+      debugPrint(
+          "currentDuration: ${formatDuration(currentDuration.value)} , currentSize: ${currentRecordSize.toReadableSize()}");
     }, onDone: () {
       _changeRecordStatus(RecordStatus.paused);
     }, onError: (error) {
@@ -291,6 +312,13 @@ class RecordHandler {
     }
   }
 
+  String formatDuration(double value) {
+    int hour = (value / 3600).floor();
+    int minute = ((value - hour * 3600) / 60).floor();
+    int second = (value - hour * 3600 - minute * 60).floor();
+    return '${hour.toString().padLeft(2, '0')}:${minute.toString().padLeft(2, '0')}:${second.toString().padLeft(2, '0')}';
+  }
+
   Future<void> _requestForegroundTaskPermission() async {
     final NotificationPermission notificationPermission =
         await FlutterForegroundTask.checkNotificationPermission();
@@ -315,6 +343,7 @@ class RecordHandler {
     KVUtil.putString(keyLastRecordId, "");
     _changeRecordStatus(RecordStatus.pending);
     currentDuration.value = 0;
+    currentRecordSize = 0;
   }
 
   Future<void> _startForegroundService() async {