hasPermission method

Implementation

Future<bool> hasPermission() async {
  try {
    print('开始检查麦克风权限...');
    _recorderController ??= RecorderController();
    final hasPermission = await _recorderController!.checkPermission();
    print('AudioWaveforms权限检查: $hasPermission');
    return hasPermission;
  } catch (e) {
    print('权限检查失败: $e');
    return false;
  }
}