//建立控制代碼
- (void)configFileHandler:(NSString *)fileName {
    self.fileHandler = [self createFileHandleWithName:fileName isAppend:NO];
}

- (NSFileHandle *)createFileHandleWithName:(NSString *)aFileName isAppend:(BOOL)isAppend {

    NSFileHandle *fileHandle = nil;
    NSString *fileName = [self getFilePath:aFileName];

    
 
int fd = -1;
    if (fileName) {
        if ([[NSFileManager defaultManager] fileExistsAtPath:fileName]&& !isAppend) {
            [[NSFileManager defaultManager] removeItemAtPath:fileName error:nil];
        }

        int flags = O_WRONLY | O_APPEND | O_CREAT;
        fd = open([fileName fileSystemRepresentation], flags, 0644
 
);
    }

    if (fd != -1) {
        fileHandle = [[NSFileHandle alloc] initWithFileDescriptor:fd closeOnDealloc:YES];
    }
    return fileHandle;
}


//儲存音訊
#pragma mark - MVoiceRecognitionClientDelegate
- (void)VoiceRecognitionClientWorkStatus:(int)workStatus obj:(id)aObj {
    
    switch (workStatus) {
        
 
case EVoiceRecognitionClientWorkStatusNewRecordData: {
            /// 錄音資料回撥、NSData-原始音訊資料，此處可以用來儲存錄音
            NSData *originData = (NSData *)aObj;
            [self.mutabelData appendData:originData];
            break;
        }
        case EVoiceRecognitionClientWorkStatusStartWorkIng: {
            /// 識別工作開始，開始採集及處理資料
            break;
        }
        case EVoiceRecognitionClientWorkStatusStart: {
            /// 檢測到使用者開始說話
            break;
        }
        case EVoiceRecognitionClientWorkStatusFlushData: {
            /// 連續上屏、NSDictionary-中間結果
            break;
        }
        case EVoiceRecognitionClientWorkStatusFinish: {
            /// 語音識別功能完成，伺服器返回正確結果、最終識別結果
            break;
        }
        case EVoiceRecognitionClientWorkStatusError: {
            /// 發生錯誤 NSError-錯誤資訊
            break;
        }
        case EVoiceRecognitionClientWorkStatusLongSpeechEnd: {
            /// 長語音結束狀態
            [self endLongSpeechRecognition];
            break;
        }
        default:
            break;
    }
}


//寫入音訊
- (void)endLongSpeechRecognition{
    //關閉識別服務
    [self.asrEventManager sendCommand:BDS_ASR_CMD_STOP];
    [self.fileHandler writeData:self.mutabelData];
    self.mutabelData = nil; 
}


//懶載入
-(NSMutableData *)mutabelData{
    if (!_mutabelData) {
        _mutabelData = [NSMutableData data];
    }
    return _mutabelData;
}