Files
ersatztv/ErsatzTV.Application/ProgramSchedules/Commands/CreateProgramScheduleHandler.cs
T
2021-02-08 21:13:53 -06:00

44 lines
1.7 KiB
C#

using System.Threading;
using System.Threading.Tasks;
using ErsatzTV.Core;
using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Interfaces.Repositories;
using LanguageExt;
using MediatR;
using static ErsatzTV.Application.ProgramSchedules.Mapper;
namespace ErsatzTV.Application.ProgramSchedules.Commands
{
public class
CreateProgramScheduleHandler : IRequestHandler<CreateProgramSchedule,
Either<BaseError, ProgramScheduleViewModel>>
{
private readonly IProgramScheduleRepository _programScheduleRepository;
public CreateProgramScheduleHandler(IProgramScheduleRepository programScheduleRepository) =>
_programScheduleRepository = programScheduleRepository;
public Task<Either<BaseError, ProgramScheduleViewModel>> Handle(
CreateProgramSchedule request,
CancellationToken cancellationToken) =>
Validate(request)
.Map(PersistProgramSchedule)
.ToEitherAsync();
private Task<ProgramScheduleViewModel> PersistProgramSchedule(ProgramSchedule c) =>
_programScheduleRepository.Add(c).Map(ProjectToViewModel);
private Validation<BaseError, ProgramSchedule> Validate(CreateProgramSchedule request) =>
ValidateName(request)
.Map(
name => new ProgramSchedule
{
Name = name, MediaCollectionPlaybackOrder = request.MediaCollectionPlaybackOrder
});
private Validation<BaseError, string> ValidateName(CreateProgramSchedule createProgramSchedule) =>
createProgramSchedule.NotEmpty(c => c.Name)
.Bind(_ => createProgramSchedule.NotLongerThan(50)(c => c.Name));
}
}