28 lines
1.1 KiB
C#
28 lines
1.1 KiB
C#
using ErsatzTV.Core;
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using ErsatzTV.Core.Domain;
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using ErsatzTV.Core.Interfaces.Repositories;
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namespace ErsatzTV.Application.HDHR;
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public class UpdateHDHRTunerCountHandler : IRequestHandler<UpdateHDHRTunerCount, Either<BaseError, Unit>>
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{
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private readonly IConfigElementRepository _configElementRepository;
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public UpdateHDHRTunerCountHandler(IConfigElementRepository configElementRepository) =>
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_configElementRepository = configElementRepository;
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public Task<Either<BaseError, Unit>> Handle(
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UpdateHDHRTunerCount request,
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CancellationToken cancellationToken) =>
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Validate(request)
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.MapT(_ => _configElementRepository.Upsert(ConfigElementKey.HDHRTunerCount, request.TunerCount.ToString()))
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.Bind(v => v.ToEitherAsync());
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private static Task<Validation<BaseError, Unit>> Validate(UpdateHDHRTunerCount request) =>
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Optional(request.TunerCount)
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.Where(tc => tc > 0)
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.Map(_ => Unit.Default)
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.ToValidation<BaseError>("Tuner count must be greater than zero")
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.AsTask();
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}
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