修复歌曲音质不存在时仍然播放或下载的Bug

src/renderer/store/modules/download.js

@@ -75,6 +75,7 @@ const addTask = (list, type, store) => {
 
 const getUrl = (downloadInfo, isRefresh) => {
   const url = downloadInfo.musicInfo.typeUrl[downloadInfo.type]
+  if (!downloadInfo.musicInfo._types[downloadInfo.type]) return Promise.reject(new Error('该歌曲没有可下载的音频'))
   return url && !isRefresh ? Promise.resolve({ url }) : music[downloadInfo.musicInfo.source].getMusicUrl(downloadInfo.musicInfo, downloadInfo.type).promise
 }
 

src/renderer/store/modules/player.js

@@ -23,6 +23,7 @@ const getters = {
 // actions
 const actions = {
   getUrl({ commit, state }, { musicInfo, type, isRefresh }) {
+    if (!musicInfo._types[type]) return Promise.reject(new Error('该歌曲没有可播放的音频'))
     if (urlRequest && urlRequest.cancelHttp) urlRequest.cancelHttp()
     if (musicInfo.typeUrl[type] && !isRefresh) return Promise.resolve()
     urlRequest = music[musicInfo.source].getMusicUrl(musicInfo, type)