add extra price

src/features/order/orderSlice.ts

@@ -626,7 +626,15 @@ export const selectCartItems = (state: RootState) => state.order.items;
 
 export const selectCartTotal = (state: RootState) =>
   state.order.items.reduce(
-    (total, item) => total + item.price * item.quantity,
+    // (total, item) => total + item.price * item.quantity,
+    (total, item) => {
+      const extrasPrice = (item.extras || []).reduce(
+        (extraTotal, extraItem) => extraTotal + extraItem.price,
+        0,
+      );
+      const itemTotalPrice = (item.price + extrasPrice) * item.quantity;
+      return total + itemTotalPrice;
+    },
     0,
   );