panel 2 courier api restore

app/api/courrier/route.ts

@@ -159,9 +159,13 @@ export async function GET(request: Request) {
         }
         
         console.log('Fetching messages with options:', fetchOptions);
-        const messages = await client.fetch(`${adjustedStart}:${adjustedEnd}`, fetchOptions);
+        const fetchPromises = [];
+        for (let i = adjustedStart; i <= adjustedEnd; i++) {
+          fetchPromises.push(client.fetchOne(i, fetchOptions));
+        }
+        const results = await Promise.all(fetchPromises);
         
-        for await (const message of messages) {
+        for await (const message of results) {
           console.log('Processing message ID:', message.uid);
           const emailData: any = {
             id: message.uid,
@@ -209,12 +213,17 @@ export async function GET(request: Request) {
       };
 
       return NextResponse.json(responseData);
-    } finally {
-      try {
-        await client.logout();
-        console.log('IMAP client logged out');
-      } catch (e) {
-        console.error('Error during logout:', e);
+    } catch (error) {
+      if (error.source === 'timeout') {
+        // Retry with exponential backoff
+        return retryOperation(operation, attempt + 1);
+      } else if (error.source === 'auth') {
+        // Prompt for credentials refresh
+        return NextResponse.json({ error: 'Authentication failed', code: 'AUTH_ERROR' });
+      } else {
+        // General error handling
+        console.error('Operation failed:', error);
+        return NextResponse.json({ error: 'Operation failed', details: error.message });
       }
     }
   } catch (error) {
@@ -224,4 +233,15 @@ export async function GET(request: Request) {
       { status: 500 }
     );
   }
+}
+
+export async function POST(request: Request, { params }: { params: { id: string } }) {
+  // Mark as read logic...
+  
+  // Invalidate cache entries for this folder
+  Object.keys(emailListCache).forEach(key => {
+    if (key.includes(`${userId}:${folderName}`)) {
+      delete emailListCache[key];
+    }
+  });
 }