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snowy-yang 8c02fb5c15 refactor(sdk): 审计 P2 卫生项清理——请求层收敛与死代码清除
- 删除旧 sdk/request.ts,全部 import 收敛到 sdk/common/request.ts(85 文件)
- 注释死代码 630+ 行、裸 console.log 吞错 6 处、未使用符号 26 处清零
- bili 状态校验去重;utils DNS 预解析失败日志改 warn 带上下文
- CODE-AUDIT.md:第四节 P2 清理记录 + 第八节线索逐条复核结论(kw/kg/tx/wy parse 骨架相似实质各异,不抽公共层)
2026-10-03 20:48:54 +08:00

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// JOOX 歌曲详情 / 取流通道(openjoox2 v1,web 播放器同款签名接口)
// 端点:GET https://cache.api.joox.com/openjoox2/v1/track/<id>
// ?country=hk&lang=zh_TW&lyric=1&fs=<0|1>&im=<0|1>[&uid=<wmid>][&usk=<session_key>]&secret=<md5>
// 签名:secret = md5('Jo0x@t3Nc3nT' + 'country=..&lang=..&lyric=1&fs=..&im=..[&uid=..][&usk=..]&id=..')
// 参数按插入序参与签名;id 用 '/' → '_' 替换后的值,且发布 URL 前会从 query 中删除 id。
// 该签名算法由官网 player-d JS bundle 逆向 + 实测比对(见 tmp/joox-test.mjs 断言)。
// 上游 Go 的 api.joox.com/web-fcgi-bin/web_get_songinfo 已于 2026-10 前 404,此文件为其替代。
// fs=1 请求完整曲目(游客仍可能拿到 preview/refrain),im=mobile 标记。
// 返回体含 play_url_list / refrain_url / lrc_content(base64) / qrc_content(base64) /
// has_hq / has_hifi / vip_flag / node_is_preview 等。
import { httpFetch } from '../common/request.ts'
import {
jooxHeaders,
jooxSign,
jooxLoginCookie,
cookieValue,
normalizeJooxID,
normalizeJooxLang,
} from './util.ts'
export const JOOX_OPENJOOX2 = 'https://cache.api.joox.com/openjoox2/v1'
interface TrackOptions {
country?: string
lang?: string
/** true 请求完整曲目(fs=1),false 预览(fs=0) */
fullSong?: boolean
isMobile?: boolean
}
/** 构造 openjoox2 歌曲详情 URL(含签名;登录态自动带 uid/usk) */
export const buildTrackUrl = (rawId: unknown, options: TrackOptions = {}): string => {
const id = String(normalizeJooxID(rawId)).replace(/\//g, '_')
const country = options.country || 'hk'
const lang = normalizeJooxLang(options.lang || 'zh_TW')
const params: Record<string, any> = {
country,
lang,
lyric: 1,
fs: options.fullSong ? 1 : 0,
im: options.isMobile ? 1 : 0,
}
// 仅绑定登录凭据后才带 uid/usk(游客态与官网播放器一致,不带这两项)
const loginCookie = jooxLoginCookie()
const uid = loginCookie ? cookieValue(loginCookie, 'wmid') : ''
const usk = loginCookie ? cookieValue(loginCookie, 'session_key') : ''
if (uid) params.uid = uid
if (usk) params.usk = usk
// 签名时包含 id(与 web 播放器一致),发布 query 时再删除
const secret = jooxSign({ ...params, id })
const query = Object.entries({ ...params, secret })
.map(([key, value]) => `${key}=${encodeURIComponent(String(value))}`)
.join('&')
return `${JOOX_OPENJOOX2}/track/${id}?${query}`
}
/** 歌曲详情(openjoox2;上游 fetchSongInfo 的替代实现) */
export const getTrackDetail = async (rawId: unknown, options: TrackOptions = {}): Promise<any> => {
const id = normalizeJooxID(rawId)
if (!id) throw new Error('joox 歌曲 id 无效')
const url = buildTrackUrl(id.replace(/\//g, '_'), options)
const { statusCode, body } = await httpFetch(url, { headers: jooxHeaders(), timeout: 20000 }).promise as any
if (statusCode != 200 || !body || typeof body !== 'object' || body.code) {
const msg = body?.msg || body?.message || `HTTP ${statusCode}`
throw new Error(`joox 歌曲详情获取失败:${msg}`)
}
return body
}
/** 从详情里挑选可播放地址:play_url_list 优先,refrain_url 兜底;并还原 &amp; 实体 */
export const pickTrackUrl = (detail: any): string => {
const clean = (value: any) => String(value ?? '').replace(/&amp;/g, '&')
const urls: any[] = Array.isArray(detail?.play_url_list) ? detail.play_url_list : []
for (const url of urls) {
const text = clean(url)
if (text.startsWith('http')) return text
}
const refrain = clean(detail?.refrain_url)
return refrain.startsWith('http') ? refrain : ''
}
export default { buildTrackUrl, getTrackDetail, pickTrackUrl }