新增：直接播放QQ音乐排行榜音乐

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

@@ -9,7 +9,7 @@ export default {
   regExps: {
     mInfo: /bitrate:(\d+),format:(\w+),size:([\w.]+)/,
   },
-  _musicSearchIndex: null,
+  _musicSearchRequestObj: null,
   _musicSearchPromiseCancelFn: null,
   limit: 30,
   total: 0,
@@ -17,14 +17,14 @@ export default {
   allPage: 1,
   // cancelFn: null,
   musicSearch(str, page) {
-    if (this._musicSearchIndex != null) {
-      cancelHttp(this._musicSearchIndex)
+    if (this._musicSearchRequestObj != null) {
+      cancelHttp(this._musicSearchRequestObj)
       this._musicSearchPromiseCancelFn(new Error('取消http请求'))
     }
     return new Promise((resolve, reject) => {
       this._musicSearchPromiseCancelFn = reject
-      this._musicSearchIndex = httpGet(`http://search.kuwo.cn/r.s?client=kt&all=${encodeURIComponent(str)}&pn=${page - 1}&rn=${this.limit}&uid=794762570&ver=kwplayer_ar_9.2.2.1&vipver=1&show_copyright_off=1&newver=1&ft=music&cluster=0&strategy=2012&encoding=utf8&rformat=json&vermerge=1&mobi=1&issubtitle=1`, (err, resp, body) => {
-        this._musicSearchIndex = null
+      this._musicSearchRequestObj = httpGet(`http://search.kuwo.cn/r.s?client=kt&all=${encodeURIComponent(str)}&pn=${page - 1}&rn=${this.limit}&uid=794762570&ver=kwplayer_ar_9.2.2.1&vipver=1&show_copyright_off=1&newver=1&ft=music&cluster=0&strategy=2012&encoding=utf8&rformat=json&vermerge=1&mobi=1&issubtitle=1`, (err, resp, body) => {
+        this._musicSearchRequestObj = null
         this._musicSearchPromiseCancelFn = null
         if (err) {
           console.log(err)