update total price

lib/presentation/components/card/product_card.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 
+import '../../../application/checkout/checkout_form/checkout_form_bloc.dart';
 import '../../../common/extension/extension.dart';
 import '../../../common/theme/theme.dart';
 import '../../../domain/product/product.dart';
@@ -17,9 +19,9 @@ class ProductCard extends StatelessWidget {
       onTap: () {
         if (product.isActive == true) {
           if (product.variants.isEmpty) {
-            // context.read<CheckoutBloc>().add(
-            //       CheckoutEvent.addItem(data, null),
-            //     );
+            context.read<CheckoutFormBloc>().add(
+              CheckoutFormEvent.addItem(product, null),
+            );
           } else {
             showDialog(
               context: context,
@@ -85,28 +87,40 @@ class ProductCard extends StatelessWidget {
               ),
             ),
 
-            Positioned(
-              top: 4,
-              right: 4,
-              child: Container(
-                width: 40,
-                height: 40,
-                padding: const EdgeInsets.all(6),
-                decoration: const BoxDecoration(
-                  borderRadius: BorderRadius.all(Radius.circular(9.0)),
-                  color: AppColor.primary,
-                ),
-                child: Center(
-                  child: Text(
-                    0.toString(),
-                    style: const TextStyle(
-                      color: Colors.white,
-                      fontSize: 20,
-                      fontWeight: FontWeight.bold,
+            BlocBuilder<CheckoutFormBloc, CheckoutFormState>(
+              builder: (context, state) {
+                final totalQuantity = state.items
+                    .where((item) => item.product.id == product.id)
+                    .map((item) => item.quantity)
+                    .fold(0, (sum, qty) => sum + qty);
+
+                if (totalQuantity == 0) {
+                  return const SizedBox.shrink();
+                }
+                return Positioned(
+                  top: 4,
+                  right: 4,
+                  child: Container(
+                    width: 40,
+                    height: 40,
+                    padding: const EdgeInsets.all(6),
+                    decoration: const BoxDecoration(
+                      borderRadius: BorderRadius.all(Radius.circular(9.0)),
+                      color: AppColor.primary,
+                    ),
+                    child: Center(
+                      child: Text(
+                        totalQuantity.toString(),
+                        style: const TextStyle(
+                          color: Colors.white,
+                          fontSize: 20,
+                          fontWeight: FontWeight.bold,
+                        ),
+                      ),
                     ),
                   ),
-                ),
-              ),
+                );
+              },
             ),
             if (product.isActive == false)
               Container(