import 'package:bloc/bloc.dart';
import 'package:equatable/equatable.dart';
import 'package:syncrow_web/pages/routiens/models/device_functions.dart';
import 'package:syncrow_web/pages/routiens/models/routine_model.dart';
import 'package:syncrow_web/services/routines_api.dart';

part 'routine_event.dart';
part 'routine_state.dart';

const spaceId = '25c96044-fadf-44bb-93c7-3c079e527ce6';

class RoutineBloc extends Bloc<RoutineEvent, RoutineState> {
  RoutineBloc() : super(const RoutineState()) {
    on<AddToIfContainer>(_onAddToIfContainer);
    on<AddToThenContainer>(_onAddToThenContainer);
    on<LoadScenes>(_onLoadScenes);
    on<LoadAutomation>(_onLoadAutomation);
    on<AddFunction>(_onAddFunction);
    on<RemoveFunction>(_onRemoveFunction);
    on<ClearFunctions>(_onClearFunctions);
  }

  void _onAddToIfContainer(AddToIfContainer event, Emitter<RoutineState> emit) {
    if (!_isDuplicate(state.ifItems, event.item)) {
      final updatedIfItems = List<Map<String, dynamic>>.from(state.ifItems)
        ..add(event.item);
      emit(state.copyWith(ifItems: updatedIfItems));
    }
  }

  void _onAddToThenContainer(
      AddToThenContainer event, Emitter<RoutineState> emit) {
    if (!_isDuplicate(state.thenItems, event.item)) {
      final updatedThenItems = List<Map<String, dynamic>>.from(state.thenItems)
        ..add(event.item);
      emit(state.copyWith(thenItems: updatedThenItems));
    }
  }

  void _onAddFunction(AddFunction event, Emitter<RoutineState> emit) {
    final functions = List<DeviceFunctionData>.from(state.selectedFunctions);
    functions.add(event.function);
    emit(state.copyWith(selectedFunctions: functions));
  }

  void _onRemoveFunction(RemoveFunction event, Emitter<RoutineState> emit) {
    final functions = List<DeviceFunctionData>.from(state.selectedFunctions)
      ..removeWhere((f) =>
          f.function == event.function.function &&
          f.value == event.function.value);
    emit(state.copyWith(selectedFunctions: functions));
  }

  void _onClearFunctions(ClearFunctions event, Emitter<RoutineState> emit) {
    emit(state.copyWith(selectedFunctions: []));
  }

  bool _isDuplicate(
      List<Map<String, dynamic>> items, Map<String, dynamic> newItem) {
    return items.any((item) =>
        item['imagePath'] == newItem['imagePath'] &&
        item['title'] == newItem['title']);
  }

  Future<void> _onLoadScenes(
      LoadScenes event, Emitter<RoutineState> emit) async {
    emit(state.copyWith(isLoading: true, errorMessage: null));

    try {
      final scenes = await SceneApi.getScenesByUnitId(event.unitId);
      emit(state.copyWith(
        scenes: scenes,
        isLoading: false,
      ));
    } catch (e) {
      emit(state.copyWith(
        isLoading: false,
        errorMessage: 'Something went wrong',
      ));
    }
  }

  Future<void> _onLoadAutomation(
      LoadAutomation event, Emitter<RoutineState> emit) async {
    emit(state.copyWith(isLoading: true, errorMessage: null));

    try {
      final automations = await SceneApi.getAutomationByUnitId(event.unitId);
      emit(state.copyWith(
        automations: automations,
        isLoading: false,
      ));
    } catch (e) {
      emit(state.copyWith(
        isLoading: false,
        errorMessage: 'Something went wrong',
      ));
    }
  }
}