优化界面布局

server.js

@@ -495,16 +495,30 @@ const clearDownloadCache = () => {
         if (!fs.existsSync(tmpDir)) return;
         const files = fs.readdirSync(tmpDir);
         for (const file of files) {
-            if (file.startsWith('s3-input-') && file.endsWith('.tmp')) {
+            if (file.startsWith('s3-input-') && (file.endsWith('.tmp') || file.endsWith('.downloading'))) {
                 const filePath = path.join(tmpDir, file);
                 fs.rmSync(filePath, { force: true });
-            } else if (file.startsWith('hls-')) {
+            }
+        }
+    } catch (err) {
+        console.error('Failed to clear download cache:', err);
+        throw err;
+    }
+};
+
+const clearTranscodeCache = () => {
+    const tmpDir = CACHE_DIR;
+    try {
+        if (!fs.existsSync(tmpDir)) return;
+        const files = fs.readdirSync(tmpDir);
+        for (const file of files) {
+            if (file.startsWith('hls-')) {
                 const filePath = path.join(tmpDir, file);
                 fs.rmSync(filePath, { recursive: true, force: true });
             }
         }
     } catch (err) {
-        console.error('Failed to clear download cache:', err);
+        console.error('Failed to clear transcode cache:', err);
         throw err;
     }
 };
@@ -618,6 +632,16 @@ app.post('/api/clear-download-cache', (req, res) => {
     }
 });
 
+app.post('/api/clear-transcode-cache', (req, res) => {
+    try {
+        clearTranscodeCache();
+        res.json({ message: 'Transcode cache cleared' });
+    } catch (error) {
+        console.error('Error clearing transcode cache:', error);
+        res.status(500).json({ error: 'Failed to clear transcode cache', detail: error.message });
+    }
+});
+
 app.post('/api/stop-transcode', (req, res) => {
     try {
         const { key } = req.body;