支持本地同名 krc 格式歌词文件的读取（#2053）

src/renderer/utils/musicSdk/kg/lyric.js

@@ -1,59 +1,5 @@
 import { httpFetch } from '../../request'
-import { decodeLyric } from './util'
-import { decodeName } from '../../index'
-
-const headExp = /^.*\[id:\$\w+\]\n/
-
-const parseLyric = str => {
-  str = str.replace(/\r/g, '')
-  if (headExp.test(str)) str = str.replace(headExp, '')
-  let trans = str.match(/\[language:([\w=\\/+]+)\]/)
-  let lyric
-  let rlyric
-  let tlyric
-  if (trans) {
-    str = str.replace(/\[language:[\w=\\/+]+\]\n/, '')
-    let json = JSON.parse(Buffer.from(trans[1], 'base64').toString())
-    for (const item of json.content) {
-      switch (item.type) {
-        case 0:
-          rlyric = item.lyricContent
-          break
-        case 1:
-          tlyric = item.lyricContent
-          break
-      }
-    }
-  }
-  let i = 0
-  let lxlyric = str.replace(/\[((\d+),\d+)\].*/g, str => {
-    let result = str.match(/\[((\d+),\d+)\].*/)
-    let time = parseInt(result[2])
-    let ms = time % 1000
-    time /= 1000
-    let m = parseInt(time / 60).toString().padStart(2, '0')
-    time %= 60
-    let s = parseInt(time).toString().padStart(2, '0')
-    time = `${m}:${s}.${ms}`
-    if (rlyric) rlyric[i] = `[${time}]${rlyric[i]?.join('') ?? ''}`
-    if (tlyric) tlyric[i] = `[${time}]${tlyric[i]?.join('') ?? ''}`
-    i++
-    return str.replace(result[1], time)
-  })
-  rlyric = rlyric ? rlyric.join('\n') : ''
-  tlyric = tlyric ? tlyric.join('\n') : ''
-  lxlyric = lxlyric.replace(/<(\d+,\d+),\d+>/g, '<$1>')
-  lxlyric = decodeName(lxlyric)
-  lyric = lxlyric.replace(/<\d+,\d+>/g, '')
-  rlyric = decodeName(rlyric)
-  tlyric = decodeName(tlyric)
-  return {
-    lyric,
-    tlyric,
-    rlyric,
-    lxlyric,
-  }
-}
+import { decodeKrc } from '@common/utils/lyricUtils/kg'
 
 export default {
   getIntv(interval) {
@@ -130,7 +76,7 @@ export default {
 
       switch (body.fmt) {
         case 'krc':
-          return decodeLyric(body.content).then(result => parseLyric(result))
+          return decodeKrc(body.content)
         case 'lrc':
           return {
             lyric: Buffer.from(body.content, 'base64').toString('utf-8'),

src/renderer/utils/musicSdk/kg/util.js

@@ -1,21 +1,6 @@
-import { inflate } from 'zlib'
 import { toMD5 } from '../utils'
 import { httpFetch } from '../../request'
 
-// https://github.com/lyswhut/lx-music-desktop/issues/296#issuecomment-683285784
-const enc_key = Buffer.from([0x40, 0x47, 0x61, 0x77, 0x5e, 0x32, 0x74, 0x47, 0x51, 0x36, 0x31, 0x2d, 0xce, 0xd2, 0x6e, 0x69], 'binary')
-export const decodeLyric = str => new Promise((resolve, reject) => {
-  if (!str.length) return
-  const buf_str = Buffer.from(str, 'base64').slice(4)
-  for (let i = 0, len = buf_str.length; i < len; i++) {
-    buf_str[i] = buf_str[i] ^ enc_key[i % 16]
-  }
-  inflate(buf_str, (err, result) => {
-    if (err) return reject(err)
-    resolve(result.toString())
-  })
-})
-
 // s.content[0].lyricContent.forEach(([str]) => {
 //   console.log(str)
 // })