ai 'chat' is helping now

src/routes/ai.ts

@@ -106,9 +106,30 @@ router.post('/flyers/process', optionalAuth, uploadToDisk.single('flyerImage'),
             return res.status(400).json({ message: 'Data payload is required.' });
         }
 
-        const { checksum, originalFileName, extractedData } = JSON.parse(req.body.data);
+        const parsed = JSON.parse(req.body.data || '{}');
+        const { checksum, originalFileName, extractedData } = parsed;
         const user = req.user as UserProfile | undefined;
 
+        // Validate extractedData to avoid database errors (e.g., null store_name)
+        if (!extractedData || typeof extractedData !== 'object') {
+            logger.warn('Missing extractedData in /api/ai/flyers/process payload.', { bodyData: parsed });
+            return res.status(400).json({ message: 'Invalid request: extractedData is required.' });
+        }
+
+        // Ensure items is an array (DB function handles zero-items case)
+        const itemsArray = Array.isArray(extractedData.items) ? extractedData.items : [];
+        if (!Array.isArray(extractedData.items)) {
+            logger.warn('extractedData.items is missing or not an array; proceeding with empty items array.');
+        }
+
+        // Ensure we have a valid store name; the DB requires a non-null store name.
+        const storeName = extractedData.store_name && String(extractedData.store_name).trim().length > 0
+            ? String(extractedData.store_name)
+            : 'Unknown Store (auto)';
+        if (storeName.startsWith('Unknown')) {
+            logger.warn('extractedData.store_name missing; using fallback store name to avoid DB constraint error.');
+        }
+
         // 1. Check for duplicate flyer using checksum
         const existingFlyer = await db.findFlyerByChecksum(checksum);
         if (existingFlyer) {
@@ -127,8 +148,8 @@ router.post('/flyers/process', optionalAuth, uploadToDisk.single('flyerImage'),
             image_url: `/flyer-images/${req.file.filename}`, // Update the URL to point to the new directory
             icon_url: iconUrl, // Add the new icon URL
             checksum: checksum,
-            // Pass the store_name directly to the DB function.
-            store_name: extractedData.store_name,
+            // Use normalized store name (fallback applied above).
+            store_name: storeName,
             valid_from: extractedData.valid_from,
             valid_to: extractedData.valid_to,
             store_address: extractedData.store_address,
@@ -136,7 +157,7 @@ router.post('/flyers/process', optionalAuth, uploadToDisk.single('flyerImage'),
         };
 
         // 3. Create flyer and its items in a transaction
-        const newFlyer = await db.createFlyerAndItems(flyerData, extractedData.items);
+        const newFlyer = await db.createFlyerAndItems(flyerData, itemsArray);
 
         logger.info(`Successfully processed and saved new flyer: ${newFlyer.file_name} (ID: ${newFlyer.flyer_id})`);