import 'package:flutter_bloc/flutter_bloc.dart';
import 'discount_event.dart';
import 'discount_state.dart';

class DiscountBloc extends Bloc<DiscountEvent, DiscountState> {
  DiscountBloc() : super(const DiscountState()) {
    on<ProductImageAdded>((event, emit) {
      List<String> updatedImages = List.from(state.productImages);
      if (updatedImages.length > event.index) {
        updatedImages[event.index] = event.imagePath;
      } else {
        updatedImages.add(event.imagePath);
      }
      emit(state.copyWith(productImages: updatedImages));
    });

    on<ProductNameChanged>((event, emit) {
      emit(state.copyWith(productName: event.name));
    });

    on<DiscountTypeChanged>((event, emit) {
      emit(state.copyWith(discountType: event.type));
    });

    on<DescriptionChanged>((event, emit) {
      emit(state.copyWith(description: event.description));
    });
    
    on<ValidityDateChanged>((event, emit) {
      emit(state.copyWith(startDate: event.startDate, endDate: event.endDate));
    });

    on<TimeRangeChanged>((event, emit) {
      emit(state.copyWith(startTime: event.startTime, endTime: event.endTime));
    });

    on<PriceChanged>((event, emit) {
      emit(state.copyWith(price: event.price));
    });

    on<DiscountedPriceChanged>((event, emit) {
      emit(state.copyWith(discountedPrice: event.price));
    });

    on<NotificationRadiusChanged>((event, emit) {
      emit(state.copyWith(notificationRadius: event.radius));
    });
  }
}