/**
 * 音频编辑服务
 */
export class AudioEditService {
  /**
   * 裁剪音频
   */
  async trimAudio(audioId: string, startTime: number, endTime: number) {
    // 模拟音频裁剪
    return {
      audioId: `trimmed-${audioId}-${Date.now()}`,
      originalAudioId: audioId,
      startTime,
      endTime,
      duration: endTime - startTime,
      status: 'completed',
      outputUrl: `https://example.com/audio/trimmed-${audioId}.mp3`,
    };
  }

  /**
   * 合并音频
   */
  async mergeAudios(audioIds: string[], order: number[]) {
    // 模拟音频合并
    return {
      mergeId: `merge-${Date.now()}`,
      audioIds,
      order,
      status: 'completed',
      outputUrl: `https://example.com/audio/merged-${Date.now()}.mp3`,
      totalDuration: audioIds.length * 180, // 估算时长
    };
  }

  /**
   * 获取音频信息
   */
  async getAudioInfo(audioId: string) {
    // 返回模拟音频信息
    return {
      audioId,
      duration: 180,
      size: 2400000,
      format: 'mp3',
      bitrate: 128,
    };
  }
}

export const audioEditService = new AudioEditService();