get_pdf_path_usecase.dart

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import 'package:dartz/dartz.dart';
import 'package:equatable/equatable.dart';
 
import '../../../../core/common/use_cases/use_cases.dart';
import '../../../../core/errors/failures.dart';
import '../repository/elearning_v2_repository.dart';
 
class GetPdfPathUseCase implements UseCase<String, PdfParams> {
  final ElearningV2Repository repository;
 
  GetPdfPathUseCase(this.repository);
 
  @override
  Future<Either<Failure, String>> call(PdfParams params) async {
    return await repository.getPdfPathForCourse(params.courseId);
  }
}
 
class PdfParams extends Equatable {
  final int courseId;
 
  const PdfParams({required this.courseId});
 
  @override
  List<Object?> get props => [courseId];
}