fix : PersonalFM can not found next track (#1217)

* fix : PersonalFM can not found next track

* do not call _loadPersonalFMNextTrack() when reload personal FM

* fix: revert

* fix: separate playNextTrack

* fix: moveToFMTrash

* fix

* fix: shortcut and _loadPersonalFMNextTrack()

* show toast when personal timeout

* fix: name

src/components/FMCard.vue

@@ -74,8 +74,11 @@ export default {
       this.player.playPersonalFM();
     },
     next() {
-      this.player.playNextTrack(true);
-      this.getColor();
+      this.player.playNextFMTrack().then(result => {
+        if (result) {
+          this.getColor();
+        }
+      });
     },
     goToAlbum() {
       if (this.track.album.id === 0) return;

src/components/Player.vue

@@ -87,9 +87,7 @@
           >
             <svg-icon :icon-class="player.playing ? 'pause' : 'play'"
           /></button-icon>
-          <button-icon
-            :title="$t('player.next')"
-            @click.native="player.playNextTrack"
+          <button-icon :title="$t('player.next')" @click.native="playNextTrack"
             ><svg-icon icon-class="next"
           /></button-icon>
         </div>
@@ -209,6 +207,13 @@ export default {
   methods: {
     ...mapMutations(['toggleLyrics']),
     ...mapActions(['showToast', 'likeATrack']),
+    playNextTrack() {
+      if (this.player.isPersonalFM) {
+        this.player.playNextFMTrack();
+      } else {
+        this.player.playNextTrack();
+      }
+    },
     goToNextTracksPage() {
       if (this.player.isPersonalFM) return;
       this.$route.name === 'next'

src/electron/ipcRenderer.js

@@ -36,7 +36,11 @@ export function ipcRenderer(vueInstance) {
   });
 
   ipcRenderer.on('next', () => {
-    player.playNextTrack();
+    if (player.isPersonalFM) {
+      player.playNextFMTrack();
+    } else {
+      player.playNextTrack();
+    }
   });
 
   ipcRenderer.on('previous', () => {

src/utils/Player.js

@@ -14,6 +14,11 @@ const electron =
   process.env.IS_ELECTRON === true ? window.require('electron') : null;
 const ipcRenderer =
   process.env.IS_ELECTRON === true ? electron.ipcRenderer : null;
+const excludeSaveKeys = [
+  '_playing',
+  '_personalFMLoading',
+  '_personalFMNextLoading',
+];
 
 export default class {
   constructor() {
@@ -25,6 +30,8 @@ export default class {
     this._shuffle = false; // true | false
     this._volume = 1; // 0 to 1
     this._volumeBeforeMuted = 1; // 用于保存静音前的音量
+    this._personalFMLoading = false; // 是否正在私人FM中加载新的track
+    this._personalFMNextLoading = false; // 是否正在缓存私人FM的下一首歌曲
 
     // 播放信息
     this._list = []; // 播放列表
@@ -162,7 +169,11 @@ export default class {
     this._setIntervals();
 
     // 初始化私人FM
-    if (this._personalFMTrack.id === 0 || this._personalFMNextTrack.id === 0) {
+    if (
+      this._personalFMTrack.id === 0 ||
+      this._personalFMNextTrack.id === 0 ||
+      this._personalFMTrack.id === this._personalFMNextTrack.id
+    ) {
       personalFM().then(result => {
         this._personalFMTrack = result.data[0];
         this._personalFMNextTrack = result.data[1];
@@ -338,16 +349,22 @@ export default class {
           return source;
         } else {
           store.dispatch('showToast', `无法播放 ${track.name}`);
-          ifUnplayableThen === 'playNextTrack'
-            ? this.playNextTrack()
-            : this.playPrevTrack();
+          if (ifUnplayableThen === 'playNextTrack') {
+            if (this.isPersonalFM) {
+              this.playNextFMTrack();
+            } else {
+              this.playNextTrack();
+            }
+          } else {
+            this.playPrevTrack();
+          }
         }
       });
     });
   }
   _cacheNextTrack() {
     let nextTrackID = this._isPersonalFM
-      ? this._personalFMNextTrack.id
+      ? this._personalFMNextTrack?.id ?? 0
       : this._getNextTrack()[0];
     if (!nextTrackID) return;
     if (this._personalFMTrack.id == nextTrackID) return;
@@ -375,7 +392,11 @@ export default class {
         this.playPrevTrack();
       });
       navigator.mediaSession.setActionHandler('nexttrack', () => {
-        this.playNextTrack();
+        if (this.isPersonalFM) {
+          this.playNextFMTrack();
+        } else {
+          this.playNextTrack();
+        }
       });
       navigator.mediaSession.setActionHandler('stop', () => {
         this.pause();
@@ -428,16 +449,33 @@ export default class {
     this._scrobble(this._currentTrack, 0, true);
     if (!this.isPersonalFM && this.repeatMode === 'one') {
       this._replaceCurrentTrack(this._currentTrack.id);
+    } else if (this.isPersonalFM) {
+      this.playNextFMTrack();
     } else {
       this.playNextTrack();
     }
   }
   _loadPersonalFMNextTrack() {
-    return personalFM().then(result => {
-      this._personalFMNextTrack = result.data[0];
-      this._cacheNextTrack(); // cache next track
-      return this._personalFMNextTrack;
-    });
+    if (this._personalFMNextLoading) {
+      return [false, undefined];
+    }
+    this._personalFMNextLoading = true;
+    return personalFM()
+      .then(result => {
+        if (!result || !result.data) {
+          this._personalFMNextTrack = undefined;
+        } else {
+          this._personalFMNextTrack = result.data[0];
+          this._cacheNextTrack(); // cache next track
+        }
+        this._personalFMNextLoading = false;
+        return [true, this._personalFMNextTrack];
+      })
+      .catch(() => {
+        this._personalFMNextTrack = undefined;
+        this._personalFMNextLoading = false;
+        return [false, this._personalFMNextTrack];
+      });
   }
   _playDiscordPresence(track, seekTime = 0) {
     if (
@@ -467,14 +505,7 @@ export default class {
   appendTrack(trackID) {
     this.list.append(trackID);
   }
-  playNextTrack(isFM = false) {
-    if (this._isPersonalFM || isFM === true) {
-      this._isPersonalFM = true;
-      this._personalFMTrack = this._personalFMNextTrack;
-      this._replaceCurrentTrack(this._personalFMTrack.id);
-      this._loadPersonalFMNextTrack();
-      return true;
-    }
+  playNextTrack() {
     // TODO: 切换歌曲时增加加载中的状态
     const [trackID, index] = this._getNextTrack();
     if (trackID === undefined) {
@@ -486,6 +517,34 @@ export default class {
     this._replaceCurrentTrack(trackID);
     return true;
   }
+  async playNextFMTrack() {
+    if (this._personalFMLoading) {
+      return false;
+    }
+
+    this._isPersonalFM = true;
+    if (!this._personalFMNextTrack) {
+      this._personalFMLoading = true;
+      let result = await personalFM().catch(() => null);
+      this._personalFMLoading = false;
+      if (!result || !result.data) {
+        store.dispatch('showToast', 'personal fm timeout');
+        return false;
+      }
+      // 这里只能拿到一条数据
+      this._personalFMTrack = result.data[0];
+    } else {
+      if (this._personalFMNextTrack.id === this._personalFMTrack.id) {
+        return false;
+      }
+      this._personalFMTrack = this._personalFMNextTrack;
+    }
+    if (this._isPersonalFM) {
+      this._replaceCurrentTrack(this._personalFMTrack.id);
+    }
+    this._loadPersonalFMNextTrack();
+    return true;
+  }
   playPrevTrack() {
     const [trackID, index] = this._getPrevTrack();
     if (trackID === undefined) return false;
@@ -496,7 +555,7 @@ export default class {
   saveSelfToLocalStorage() {
     let player = {};
     for (let [key, value] of Object.entries(this)) {
-      if (key === '_playing') continue;
+      if (excludeSaveKeys.includes(key)) continue;
       player[key] = value;
     }
 
@@ -620,7 +679,13 @@ export default class {
   }
   addTrackToPlayNext(trackID, playNow = false) {
     this._playNextList.push(trackID);
-    if (playNow) this.playNextTrack();
+    if (playNow) {
+      if (this.isPersonalFM) {
+        this.playNextFMTrack();
+      } else {
+        this.playNextTrack();
+      }
+    }
   }
   playPersonalFM() {
     this._isPersonalFM = true;
@@ -633,10 +698,12 @@ export default class {
       this.playOrPause();
     }
   }
-  moveToFMTrash() {
+  async moveToFMTrash() {
     this._isPersonalFM = true;
-    this.playNextTrack();
-    fmTrash(this._personalFMTrack.id);
+    let id = this._personalFMTrack.id;
+    if (await this.playNextFMTrack()) {
+      fmTrash(id);
+    }
   }
 
   sendSelfToIpcMain() {

src/views/lyrics.vue

@@ -151,7 +151,7 @@
                 </button-icon>
                 <button-icon
                   :title="$t('player.next')"
-                  @click.native="player.playNextTrack"
+                  @click.native="playNextTrack"
                 >
                   <svg-icon icon-class="next" />
                 </button-icon>
@@ -318,6 +318,13 @@ export default {
   methods: {
     ...mapMutations(['toggleLyrics']),
     ...mapActions(['likeATrack']),
+    playNextTrack() {
+      if (this.player.isPersonalFM) {
+        this.player.playNextFMTrack();
+      } else {
+        this.player.playNextTrack();
+      }
+    },
     getLyric() {
       if (!this.currentTrack.id) return;
       return getLyric(this.currentTrack.id).then(data => {