fix ig thumbnail

src/views/Home.vue

@@ -61,6 +61,38 @@ watch(() => analysisStore.options.is_audio_only, () => {
     analysisStore.options.output_format = 'original'
 })
 
+async function processThumbnail(url: string | undefined): Promise<string | undefined> {
+    if (!url) return undefined;
+    // Check if it's an Instagram URL or similar that needs proxying
+    if (url.includes('instagram.com') || url.includes('fbcdn.net') || url.includes('cdninstagram.com')) {
+        try {
+            return await invoke<string>('fetch_image', { url });
+        } catch (e) {
+            console.warn('Thumbnail fetch failed, falling back to URL', e);
+            return url;
+        }
+    }
+    return url;
+}
+
+async function processMetadataThumbnails(metadata: any) {
+    if (!metadata) return;
+    
+    // Process single video thumbnail
+    if (metadata.thumbnail) {
+        metadata.thumbnail = await processThumbnail(metadata.thumbnail);
+    }
+    
+    // Process playlist entries
+    if (metadata.entries && Array.isArray(metadata.entries)) {
+        await Promise.all(metadata.entries.map(async (entry: any) => {
+            if (entry.thumbnail) {
+                entry.thumbnail = await processThumbnail(entry.thumbnail);
+            }
+        }));
+    }
+}
+
 async function analyze() {
   if (!analysisStore.url) return
   analysisStore.loading = true
@@ -122,6 +154,9 @@ async function analyze() {
              throw new Error("所有链接解析失败或均为播放列表。");
         }
 
+        // Process thumbnails for batch results
+        await Promise.all(results.map(r => processMetadataThumbnails(r)));
+
         // Construct synthetic playlist
         analysisStore.metadata = {
             id: 'batch_download_' + Date.now(),
@@ -155,6 +190,8 @@ async function analyze() {
 
         const res = await invoke<any>('fetch_metadata', { url: urlToScan, parseMixPlaylist: parseMix })
         
+        await processMetadataThumbnails(res);
+        
         // Initialize selected state for playlist entries
         if (res.entries) {
             res.entries = res.entries.map((e: any) => ({ ...e, selected: true }))