33 lines
1.3 KiB
C#
33 lines
1.3 KiB
C#
using System.Threading;
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using System.Threading.Tasks;
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using ErsatzTV.Core;
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using ErsatzTV.Core.Interfaces.Repositories;
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using LanguageExt;
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using MediatR;
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namespace ErsatzTV.Application.FFmpegProfiles.Commands
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{
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public class DeleteFFmpegProfileHandler : IRequestHandler<DeleteFFmpegProfile, Either<BaseError, Task>>
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{
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private readonly IFFmpegProfileRepository _ffmpegProfileRepository;
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public DeleteFFmpegProfileHandler(IFFmpegProfileRepository ffmpegProfileRepository) =>
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_ffmpegProfileRepository = ffmpegProfileRepository;
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public async Task<Either<BaseError, Task>> Handle(
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DeleteFFmpegProfile request,
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CancellationToken cancellationToken) =>
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(await FFmpegProfileMustExist(request))
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.Map(DoDeletion)
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.ToEither<Task>();
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private Task DoDeletion(int channelId) => _ffmpegProfileRepository.Delete(channelId);
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private async Task<Validation<BaseError, int>> FFmpegProfileMustExist(
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DeleteFFmpegProfile deleteFFmpegProfile) =>
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(await _ffmpegProfileRepository.Get(deleteFFmpegProfile.FFmpegProfileId))
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.ToValidation<BaseError>($"FFmpegProfile {deleteFFmpegProfile.FFmpegProfileId} does not exist.")
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.Map(c => c.Id);
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}
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}
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