fix: ensure price fields always have numeric values - Add default 0 for...

fix: ensure price fields always have numeric values - Add default 0 for price/sale_price to prevent FE toLocaleString errors - Add debug logging in controller and data_retrieval_tool

backend/agent/controller.py

@@ -124,9 +124,17 @@ async def chat_controller(
 
     # Parse Response
     all_product_ids = extract_product_ids(result.get("messages", []))
+    logger.info("🔍 [DEBUG] all_product_ids count: %s", len(all_product_ids))
+    if all_product_ids:
+        logger.info("🔍 [DEBUG] First product from tool: %s", all_product_ids[0])
+    
     ai_raw_content = result.get("ai_response").content if result.get("ai_response") else ""
     ai_text_response, final_product_ids = parse_ai_response(ai_raw_content, all_product_ids)
     
+    logger.info("🔍 [DEBUG] final_product_ids count: %s, type: %s", len(final_product_ids), type(final_product_ids[0]) if final_product_ids else "empty")
+    if final_product_ids:
+        logger.info("🔍 [DEBUG] First final product: %s", final_product_ids[0])
+
     response_payload = {
         "ai_response": ai_text_response,
         "product_ids": final_product_ids,

backend/agent/tools/data_retrieval_tool.py

@@ -193,6 +193,13 @@ async def _execute_single_search(db, item: SearchItem, query_vector: list[float]
             query_build_time + db_time,
         )
         
+        # Debug: Log first product to see fields
+        if products:
+            first_p = products[0]
+            logger.info("🔍 [DEBUG] First product keys: %s", list(first_p.keys()))
+            logger.info("🔍 [DEBUG] First product price: %s, sale_price: %s", 
+                       first_p.get("original_price"), first_p.get("sale_price"))
+
         return _format_product_results(products)
     except Exception as e:
         logger.exception("Single search error for item %r: %s", item, e)
@@ -214,12 +221,12 @@ def _format_product_results(products: list[dict]) -> list[dict]:
             {
                 "sku": p.get("internal_ref_code"),
                 "name": parsed.get("product_name", ""),
-                "price": p.get("original_price"),
-                "sale_price": p.get("sale_price"),
+                "price": p.get("original_price") or 0,
+                "sale_price": p.get("sale_price") or 0,
                 "url": parsed.get("product_web_url", ""),
                 "thumbnail_image_url": parsed.get("product_image_url_thumbnail", ""),
-                "discount_amount": p.get("discount_amount"),
-                "max_score": p.get("max_score"),
+                "discount_amount": p.get("discount_amount") or 0,
+                "max_score": p.get("max_score") or 0,
             }
         )
 

backend/static/index.html

@@ -1232,24 +1232,30 @@
                                 const priceDiv = document.createElement('div');
                                 priceDiv.className = 'product-price';
 
-                                if (product.sale_price && product.sale_price < product.price) {
+                                if (product.sale_price && product.price && product.sale_price < product.price) {
                                     // Show original price with strikethrough
                                     const originalPrice = document.createElement('span');
                                     originalPrice.className = 'price-original';
-                                    originalPrice.innerText = product.price.toLocaleString('vi-VN') + 'đ';
+                                    originalPrice.innerText = (product.price || 0).toLocaleString('vi-VN') + 'đ';
                                     priceDiv.appendChild(originalPrice);
 
                                     // Show sale price
                                     const salePrice = document.createElement('span');
                                     salePrice.className = 'price-sale';
-                                    salePrice.innerText = product.sale_price.toLocaleString('vi-VN') + 'đ';
+                                    salePrice.innerText = (product.sale_price || 0).toLocaleString('vi-VN') + 'đ';
                                     priceDiv.appendChild(salePrice);
-                                } else {
+                                } else if (product.price) {
                                     // Show regular price
                                     const regularPrice = document.createElement('span');
                                     regularPrice.className = 'price-regular';
-                                    regularPrice.innerText = product.price.toLocaleString('vi-VN') + 'đ';
+                                    regularPrice.innerText = (product.price || 0).toLocaleString('vi-VN') + 'đ';
                                     priceDiv.appendChild(regularPrice);
+                                } else {
+                                    // No price available
+                                    const noPrice = document.createElement('span');
+                                    noPrice.className = 'price-regular';
+                                    noPrice.innerText = 'Liên hệ';
+                                    priceDiv.appendChild(noPrice);
                                 }
                                 body.appendChild(priceDiv);