新增：直接播放QQ音乐排行榜音乐

src/renderer/utils/music/kw/lyric.js

@@ -1,7 +1,7 @@
 import { httpGet, cancelHttp } from '../../request'
 
 export default {
-  _musicLrcIndex: null,
+  _musicLrcRequestObj: null,
   _musicLrcPromiseCancelFn: null,
   formatTime(time) {
     let m = parseInt(time / 60)
@@ -9,14 +9,14 @@ export default {
     return (m < 10 ? '0' + m : m) + ':' + (s < 10 ? '0' + s : s)
   },
   getLyric(songId) {
-    if (this._musicLrcIndex != null) {
-      cancelHttp(this._musicLrcIndex)
+    if (this._musicLrcRequestObj != null) {
+      cancelHttp(this._musicLrcRequestObj)
       this._musicLrcPromiseCancelFn(new Error('取消http请求'))
     }
     return new Promise((resolve, reject) => {
       this._musicLrcPromiseCancelFn = reject
-      this._musicLrcIndex = httpGet(`https://v1.itooi.cn/kuwo/lrc?id=${songId}`, (err, resp, body) => {
-        this._musicLrcIndex = null
+      this._musicLrcRequestObj = httpGet(`https://v1.itooi.cn/kuwo/lrc?id=${songId}`, (err, resp, body) => {
+        this._musicLrcRequestObj = null
         this._musicLrcPromiseCancelFn = null
         if (err) {
           console.log(err)