add total price to busket page with bloc

lib/bloc/busket/busket_bloc.dart

@@ -1,6 +1,6 @@
 import 'package:apple_shop/bloc/busket/busket_event.dart';
 import 'package:apple_shop/bloc/busket/busket_state.dart';
-import 'package:apple_shop/data/datasource/busket_repository.dart';
+import 'package:apple_shop/data/repository/busket_repository.dart';
 import 'package:apple_shop/di/service_locator.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
@@ -9,9 +9,14 @@ class BusketBloc extends Bloc<BusketEvent, BusketState> {
 
   BusketBloc() : super(InitialBusketState()) {
     on<FetchBusketEvent>((event, emit) async {
+
       var response = await _repository.fetchBucketList();
+      var total_price = await _repository.getTotalPrice();
 
-      emit(ResponsebusketState(response: response));
+      emit(ResponsebusketState(
+        response: response,
+        total_price: total_price,
+      ));
     });
   }
 }

lib/bloc/busket/busket_state.dart

@@ -7,9 +7,10 @@ class InitialBusketState extends BusketState {}
 
 class ResponsebusketState extends BusketState {
   Either<String, List<Bucket>> response;
+  int total_price;
 
   ResponsebusketState({
     required this.response,
+    required this.total_price,
   });
-
 }

lib/bloc/product/product_bloc.dart

@@ -1,6 +1,6 @@
 import 'package:apple_shop/bloc/product/product_event.dart';
 import 'package:apple_shop/bloc/product/product_state.dart';
-import 'package:apple_shop/data/datasource/busket_repository.dart';
+import 'package:apple_shop/data/repository/busket_repository.dart';
 import 'package:apple_shop/data/repository/product_detail_repository.dart';
 import 'package:apple_shop/di/service_locator.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';

lib/data/datasource/busket_datasource.dart

@@ -5,12 +5,14 @@ import 'package:hive/hive.dart';
 abstract class IBusketDataSource {
   Future<void> addProductToBusket(Product product);
   Future<List<Bucket>> fetchBucketList();
+  Future<int> getTotalPrice();
 }
 
 class BusketDataSource extends IBusketDataSource {
   @override
   Future<void> addProductToBusket(Product product) async {
     var box = Hive.box<Bucket>("BucketBox");
+
     var item = Bucket(
       id: product.id,
       collectionId: product.collectionId,
@@ -26,10 +28,17 @@ class BusketDataSource extends IBusketDataSource {
 
   @override
   Future<List<Bucket>> fetchBucketList() async {
-
     var box = Hive.box<Bucket>("BucketBox");
     List<Bucket> response = box.values.toList();
     return response;
-
+  }
+
+  @override
+  Future<int> getTotalPrice() async {
+    var box = Hive.box<Bucket>("BucketBox").values.toList();
+    var totalPrice = box.fold(0, (calculator, product) {
+      return calculator + product.realPrice!;
+    });
+    return totalPrice;
   }
 }

lib/data/datasource/busket_repository.dart → lib/data/repository/busket_repository.dart

@@ -7,6 +7,9 @@ import 'package:dartz/dartz.dart';
 abstract class IBusketRepository {
   Future<Either<String, String>> addProductToBusket(Product product);
   Future<Either<String, List<Bucket>>> fetchBucketList();
+  Future<int> getTotalPrice();
+
+
 }
 
 class BusketRepository extends IBusketRepository {
@@ -31,4 +34,13 @@ class BusketRepository extends IBusketRepository {
       return const Left("خطایی رخ داده است");
     }
   }
+
+  @override
+  Future<int> getTotalPrice() async {
+
+    var response=_dataSuorce.getTotalPrice();
+    return response;
+
+  }
+
 }

lib/di/service_locator.dart

@@ -2,7 +2,7 @@ import 'package:apple_shop/bloc/busket/busket_bloc.dart';
 import 'package:apple_shop/data/datasource/authentication_datasource.dart';
 import 'package:apple_shop/data/datasource/banner_datasource.dart';
 import 'package:apple_shop/data/datasource/busket_datasource.dart';
-import 'package:apple_shop/data/datasource/busket_repository.dart';
+import 'package:apple_shop/data/repository/busket_repository.dart';
 import 'package:apple_shop/data/datasource/product_category_data_source.dart';
 import 'package:apple_shop/data/datasource/product_detail_datasource.dart';
 import 'package:apple_shop/data/repository/banner_repository.dart';

lib/screan/order_screan.dart

@@ -79,23 +79,25 @@ class OrderScrean extends StatelessWidget {
                     }
                   ],
                 ),
-                ElevatedButton(
-                  style: ElevatedButton.styleFrom(
-                    backgroundColor: MyColors.green,
-                    shape: RoundedRectangleBorder(
-                      borderRadius: BorderRadius.circular(10),
+                if (state is ResponsebusketState) ...{
+                  ElevatedButton(
+                    style: ElevatedButton.styleFrom(
+                      backgroundColor: MyColors.green,
+                      shape: RoundedRectangleBorder(
+                        borderRadius: BorderRadius.circular(10),
+                      ),
                     ),
-                  ),
-                  onPressed: () {},
-                  child: const Text(
-                    "ادامه فرآیند خرید",
-                    style: TextStyle(
-                      color: Colors.white,
-                      fontSize: 18,
-                      fontFamily: "sm",
+                    onPressed: () {},
+                    child:  Text(
+                      "${state.total_price}",
+                      style: const TextStyle(
+                        color: Colors.white,
+                        fontSize: 18,
+                        fontFamily: "sm",
+                      ),
                     ),
                   ),
-                ),
+                }
               ],
             );
           },