new project stable version

2026-05-10 19:11:31 +03:00
commit 3616f84556
391 changed files with 23857 additions and 0 deletions
--- a/lib/presentation/viewmodel/scooter_detail_modal_bloc.dart
+++ b/lib/presentation/viewmodel/scooter_detail_modal_bloc.dart
@@ -0,0 +1,91 @@
+import 'package:be_happy/domain/usecase/get_pedestrian_routes_usecase.dart';
+import 'package:be_happy/domain/usecase/get_scooter_usecase.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:yandex_mapkit/yandex_mapkit.dart';
+
+import '../../core/result.dart';
+import '../../domain/entities/scooter.dart';
+import '../../domain/usecase/get_address_by_point_usecase.dart';
+import '../event/scooter_detail_event.dart';
+import '../event/scooter_detail_modal_event.dart';
+import '../state/map_state.dart';
+import '../state/scooter_detail_modal_state.dart';
+
+class ScooterDetailModalBloc
+    extends Bloc<ScooterDetailModalEvent, ScooterDetailModalState> {
+  final GetAddressByPointUsecase _getAddressUsecase;
+  final GetPedestrianRoutesUsecase _getPedestrianRoutesUsecase;
+  final GetScooterUsecase _getScooterUsecase;
+  final Map<int, String> _addressCache = {};
+  final List<Scooter> fetch_scooters = [];
+  double? distance = 0.0;
+
+  ScooterDetailModalBloc(
+    this._getAddressUsecase,
+    this._getScooterUsecase,
+    this._getPedestrianRoutesUsecase,
+  ) : super(
+        ScooterDetailModalState(
+          status: ScooterDetailModalStatus.initial,
+        ),
+      ) {
+    on<ScooterDetailModalStarted>(_onStarted);
+  }
+
+  Future<void> _onStarted(
+      ScooterDetailModalStarted event,
+      Emitter<ScooterDetailModalState> emit,
+      ) async {
+    emit(state.copyWith(status: ScooterDetailModalStatus.loading));
+
+    final List<Scooter> updatedScooters = [];
+    String? firstAddress;
+
+    try {
+      for (var scooter in event.scooters) {
+        final result = await _getScooterUsecase(scooter.id);
+
+        String? currentAddress = _addressCache[scooter.id];
+        if (currentAddress == null) {
+          currentAddress = await _getAddressUsecase(scooter.longitude, scooter.latitude);
+          _addressCache[scooter.id] = currentAddress;
+        }
+
+        firstAddress ??= currentAddress;
+
+        final routes = await _getPedestrianRoutesUsecase(
+          Point(latitude: event.userLatitude, longitude: event.userLongitude),
+          Point(latitude: scooter.latitude, longitude: scooter.longitude),
+        );
+
+        final distance = routes?.firstOrNull?.metadata.weight.walkingDistance.value;
+        final time = routes?.firstOrNull?.metadata.weight.time.value;
+
+        if (result is Success<Scooter>) {
+          final data = result.data!;
+          data.distance = distance;
+          data.timeToTravel = time;
+          updatedScooters.add(data);
+        } else {
+          updatedScooters.add(scooter);
+        }
+      }
+
+      emit(
+        state.copyWith(
+          status: ScooterDetailModalStatus.success,
+          scooters: updatedScooters,
+          address: firstAddress ?? "Unknown address",
+          distance: updatedScooters.firstOrNull?.distance,
+        ),
+      );
+    } catch (e) {
+      print('Error in Bloc: $e');
+      emit(state.copyWith(
+        status: ScooterDetailModalStatus.failure,
+        errorMessage: e.toString(),
+      ));
+    }
+  }
+
+}