Update Cart_Page.py

Cart_Page.py

@@ -243,3 +243,60 @@ def remove_cart_item(item_name):
         return jsonify({'success': False, 'message': f"An error occurred: {str(e)}"}), 500
 
 
+cart_page.route("/cart/update_quantity", methods=["POST"])
+def update_quantity():
+    data = request.json  # Extract JSON data from the request
+    email = data.get('email')
+    item_name = data.get('item_name')
+    try:
+        # Convert quantity to an integer
+        quantity = int(data.get('quantity'))
+    except (ValueError, TypeError):
+        return jsonify({"success": False, "error": "Invalid quantity provided."}), 400
+
+    # Validate inputs
+    if not email or not item_name or quantity is None:
+        return jsonify({"success": False, "error": "Email, item name, and quantity are required."}), 400
+
+    try:
+        # Query the cart item in Salesforce
+        cart_items = sf.query(
+            f"SELECT Id, Quantity__c, Price__c, Base_Price__c, Add_Ons_Price__c FROM Cart_Item__c "
+            f"WHERE Customer_Email__c = '{email}' AND Name = '{item_name}'"
+        )['records']
+
+        if not cart_items:
+            return jsonify({"success": False, "error": "Cart item not found."}), 404
+
+        # Retrieve the first matching record
+        cart_item_id = cart_items[0]['Id']
+        base_price = cart_items[0]['Base_Price__c']
+        addons_price = cart_items[0].get('Add_Ons_Price__c', 0)
+
+        # Calculate the new item price
+        new_item_price = (base_price * quantity) + addons_price
+
+        # Update the record in Salesforce
+        sf.Cart_Item__c.update(cart_item_id, {
+            "Quantity__c": quantity,
+            "Price__c": new_item_price,  # Update base price
+        })
+
+        # Recalculate the subtotal for all items in the cart
+        cart_items = sf.query(f"""
+            SELECT Price__c, Add_Ons_Price__c 
+            FROM Cart_Item__c 
+            WHERE Customer_Email__c = '{email}'
+        """)['records']
+        new_subtotal = sum(item['Price__c'] for item in cart_items) 
+
+        # Return updated item price and subtotal
+        return jsonify({"success": True, "new_item_price": new_item_price, "subtotal": new_subtotal})
+        print(f"New item price: {new_item_price}, New subtotal: {new_subtotal}")
+        return jsonify({"success": True, "new_item_price": new_item_price, "subtotal": new_subtotal})
+
+    except Exception as e:
+        print(f"Error updating quantity: {str(e)}")
+        return jsonify({"success": False, "error": str(e)}), 500
+
+