some fix

# Conflicts:
#	lib/presentation/navigation/app_router.dart
#	pubspec.yaml

lib/presentation/viewmodel/fine_payment_bloc.dart

@@ -0,0 +1,81 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import '../../domain/usecase/get_fine_details_usecase.dart';
+import '../../domain/usecase/pay_fine_usecase.dart';
+import '../event/fine_payment_event.dart';
+import '../state/fine_payment_state.dart';
+
+class FinePaymentBloc extends Bloc<FinePaymentEvent, FinePaymentState> {
+  final GetFineDetailsUsecase getFineDetailsUsecase;
+  final PayFineUsecase payFineUsecase;
+
+  FinePaymentBloc({
+    required this.getFineDetailsUsecase,
+    required this.payFineUsecase,
+  }) : super(const FinePaymentState()) {
+    on<FetchFineDetails>(_onFetchFineDetails);
+    on<FinePaymentCardChanged>(_onCardChanged);
+    on<SelectFineBalancePressed>(_onSelectBalance);
+    on<PayFineSubmitted>(_onPayFineSubmitted);
+  }
+
+  Future<void> _onFetchFineDetails(
+    FetchFineDetails event,
+    Emitter<FinePaymentState> emit,
+  ) async {
+    emit(state.copyWith(status: FinePaymentStatus.loading));
+    try {
+      final fine = await getFineDetailsUsecase(event.fineId);
+      // emit(state.copyWith(status: FinePaymentStatus.initial, fine: fine));
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: FinePaymentStatus.failure,
+          errorMessage: 'Не удалось загрузить данные о штрафе',
+        ),
+      );
+    }
+  }
+
+  void _onCardChanged(
+    FinePaymentCardChanged event,
+    Emitter<FinePaymentState> emit,
+  ) {
+    emit(state.copyWith(selectedCard: event.card, useBalance: false));
+  }
+
+  void _onSelectBalance(
+    SelectFineBalancePressed event,
+    Emitter<FinePaymentState> emit,
+  ) {
+    emit(state.copyWith(useBalance: true, selectedCard: null));
+  }
+
+  Future<void> _onPayFineSubmitted(
+    PayFineSubmitted event,
+    Emitter<FinePaymentState> emit,
+  ) async {
+    if (state.fine == null) return;
+
+    emit(state.copyWith(status: FinePaymentStatus.loading));
+    try {
+      await payFineUsecase(
+        orderId: state.fine!.id,
+        cardId: state.useBalance ? null : state.selectedCard?.id,
+        isBalance: state.useBalance,
+      );
+      emit(
+        state.copyWith(
+          status: FinePaymentStatus.success,
+          paymentCompleted: true,
+        ),
+      );
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: FinePaymentStatus.failure,
+          errorMessage: e.toString(),
+        ),
+      );
+    }
+  }
+}