get_collections_usecase.dart

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import 'package:dartz/dartz.dart';
import 'package:equatable/equatable.dart';
 
import '../../../../core/common/use_case/use_case.dart';
import '../../../../core/error/failures.dart';
import '../../../../core/common/entities/collection_entity.dart';
import '../repositories/collection_repository.dart';
 
class GetCollectionsParams extends Equatable {
  final int userId;
  final bool notForToday;
  final String? type;
 
  const GetCollectionsParams({
    required this.userId,
    required this.notForToday,
    required this.type,
  });
 
  @override
  List<Object?> get props => [userId, notForToday, type];
}
 
class GetCollectionsUseCase implements UseCase<List<CollectionEntity>, GetCollectionsParams> {
  final CollectionsRepository repository;
 
  GetCollectionsUseCase({required this.repository});
 
  @override
  Future<Either<Failure, List<CollectionEntity>>> call(GetCollectionsParams params) async {
    return await repository.getCollections(
      userId: params.userId,
      notForToday: params.notForToday,
      type: params.type,
    );
  }
}