fix: 修复歌曲播放URL处理逻辑并添加元数据获取错误提示

修复播放URL处理逻辑，统一从getPlayableUrl方法获取可播放URL
添加歌曲元数据获取失败时的错误提示
确保songId字段在mapTunehubResult中始终有默认值

backend/src/handler/songs.js

@@ -20,6 +20,7 @@ function mapTunehubResult(item) {
     const playUrl = item.url || buildSongUrl(item.platform, item.id);
     const pageUrl = buildPageUrl(item.platform, item.id);
     return {
+        songId: item.id || '',
         songName: item.name || '',
         artist: item.artist || '',
         album: item.album || '',

frontend/src/App.vue

@@ -167,6 +167,7 @@ import { getPlayUrl, getSongsMeta, createSyncSongFromUrlJob } from "./api";
 import { startTaskListener } from "./components/TaskNotification";
 import storage from "./utils/storage";
 import { getProperPlayUrl } from "./utils/audio";
+import { ElMessage } from "element-plus";
 
 export default {
   data: () => {
@@ -226,6 +227,15 @@ export default {
       let info = metaInfo;
       if (!info) {
         const ret = await getSongsMeta({ url: pageUrl });
+        if (!ret || !ret.data || !ret.data.songMeta) {
+          console.warn("获取歌曲元数据失败", ret);
+          ElMessage({
+            message: "获取歌曲元数据失败，无法播放",
+            type: "warning",
+            duration: 1500,
+          });
+          return false;
+        }
         info = ret.data.songMeta;
         console.log(ret);
       }

frontend/src/components/SearchResultListForMobile.vue

@@ -172,6 +172,18 @@ export default {
       }
       return item.pageUrl || item.url || "";
     },
+    getPlayableUrl(item) {
+      if (!item) {
+        return "";
+      }
+      if (item.playUrl) {
+        return item.playUrl;
+      }
+      if (item.url && item.url.indexOf("music-dl.sayqz.com/api/") >= 0) {
+        return item.url;
+      }
+      return "";
+    },
     async uploadToCloud(pageUrl) {
       const ret = await createSyncSongFromUrlJob(
         pageUrl,
@@ -200,9 +212,10 @@ export default {
       }
       this.currentSongIndex = index;
       const pageUrl = this.getSourceUrl(item);
-      if (this.playTheSongWithPlayUrl && item && item.playUrl) {
+      const playUrl = this.getPlayableUrl(item);
+      if (this.playTheSongWithPlayUrl && playUrl) {
         this.playTheSongWithPlayUrl({
-          playUrl: item.playUrl,
+          playUrl,
           coverUrl: item.coverUrl,
           songName: item.songName,
           artist: item.artist,

frontend/src/components/SearchResultTable.vue

@@ -281,6 +281,18 @@ export default {
       }
       return row.pageUrl || row.url || "";
     },
+    getPlayableUrl(row) {
+      if (!row) {
+        return "";
+      }
+      if (row.playUrl) {
+        return row.playUrl;
+      }
+      if (row.url && row.url.indexOf("music-dl.sayqz.com/api/") >= 0) {
+        return row.url;
+      }
+      return "";
+    },
     async uploadToCloud(row) {
       const pageUrl = this.getSourceUrl(row);
       const ret = await createSyncSongFromUrlJob(
@@ -314,9 +326,10 @@ export default {
     play(row) {
       const pageUrl = this.getSourceUrl(row);
       this.currentSongUrl = row && row.url ? row.url : pageUrl;
-      if (this.playTheSongWithPlayUrl && row && row.playUrl) {
+      const playUrl = this.getPlayableUrl(row);
+      if (this.playTheSongWithPlayUrl && playUrl) {
         this.playTheSongWithPlayUrl({
-          playUrl: row.playUrl,
+          playUrl,
           coverUrl: row.coverUrl,
           songName: row.songName,
           artist: row.artist,