audio_codebuddy/deploy-package/server/modules/bgm/bgm.service.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.bgmService = exports.BgmService = void 0;
class BgmService {
    // 背景音乐数据
    bgmList = [
        { id: 1, name: '轻柔钢琴', url: 'https://example.com/bgm/light-piano.mp3', mood: '轻柔', duration: 180, size: 2400000 },
        { id: 2, name: '温暖弦乐', url: 'https://example.com/bgm/warm-strings.mp3', mood: '温暖', duration: 240, size: 3200000 },
        { id: 3, name: '自然雨声', url: 'https://example.com/bgm/rain-nature.mp3', mood: '自然', duration: 300, size: 4000000 },
        { id: 4, name: '咖啡馆氛围', url: 'https://example.com/bgm/cafe-ambient.mp3', mood: '氛围', duration: 200, size: 2600000 },
        { id: 5, name: '企业配乐', url: 'https://example.com/bgm/corporate.mp3', mood: '商务', duration: 150, size: 2000000 },
        { id: 6, name: '欢快节拍', url: 'https://example.com/bgm/upbeat.mp3', mood: '欢快', duration: 180, size: 2400000 },
        { id: 7, name: '抒情慢歌', url: 'https://example.com/bgm/ballad.mp3', mood: '抒情', duration: 220, size: 2900000 },
        { id: 8, name: '古风配乐', url: 'https://example.com/bgm/ancient-chinese.mp3', mood: '古风', duration: 260, size: 3400000 },
        { id: 9, name: '科技感', url: 'https://example.com/bgm/tech.mp3', mood: '科技', duration: 190, size: 2500000 },
        { id: 10, name: '儿童音乐', url: 'https://example.com/bgm/children.mp3', mood: '童趣', duration: 160, size: 2100000 },
    ];
    // 风格分类
    moods = ['轻柔', '温暖', '自然', '氛围', '商务', '欢快', '抒情', '古风', '科技', '童趣'];
    /**
     * 获取所有背景音乐
     */
    getBgmList() {
        return this.bgmList;
    }
    /**
     * 按风格筛选背景音乐
     */
    getBgmByMood(mood) {
        if (!mood)
            return this.bgmList;
        return this.bgmList.filter(bgm => bgm.mood === mood);
    }
    /**
     * 获取单个背景音乐
     */
    getBgmById(id) {
        return this.bgmList.find(bgm => bgm.id === id);
    }
    /**
     * 获取所有风格
     */
    getMoods() {
        return this.moods;
    }
    /**
     * 添加背景音乐
     */
    addBgm(data) {
        const newBgm = {
            id: this.bgmList.length + 1,
            ...data,
        };
        this.bgmList.push(newBgm);
        return newBgm;
    }
    /**
     * 更新背景音乐
     */
    updateBgm(id, data) {
        const index = this.bgmList.findIndex(bgm => bgm.id === id);
        if (index === -1)
            return null;
        this.bgmList[index] = { ...this.bgmList[index], ...data };
        return this.bgmList[index];
    }
    /**
     * 删除背景音乐
     */
    deleteBgm(id) {
        const index = this.bgmList.findIndex(bgm => bgm.id === id);
        if (index === -1)
            return false;
        this.bgmList.splice(index, 1);
        return true;
    }
}
exports.BgmService = BgmService;
exports.bgmService = new BgmService();