39 lines
1.7 KiB
C#
39 lines
1.7 KiB
C#
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using Microsoft.Extensions.Logging;
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namespace Application.Api;
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public record SetFavoriteMusicCommand(MusicDetailDto Data) : IRequestWrapper<bool>;
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public class SetFavoriteMusicCommandHandler : RequestHandlerBase<SetFavoriteMusicCommand, bool>
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{
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private readonly ILogger<SetFavoriteMusicCommandHandler> logger;
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public SetFavoriteMusicCommandHandler(ICardDependencyAggregate aggregate, ILogger<SetFavoriteMusicCommandHandler> logger) : base(aggregate)
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{
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this.logger = logger;
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}
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public override async Task<ServiceResult<bool>> Handle(SetFavoriteMusicCommand request,
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CancellationToken cancellationToken)
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{
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var musicDetail = await CardDbContext.CardDetails.FirstOrDefaultAsync(detail =>
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detail.CardId == request.Data.CardId &&
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detail.Pcol1 == 10 &&
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detail.Pcol2 == request.Data.MusicId &&
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detail.Pcol3 == 0,
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cancellationToken);
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if (musicDetail is null)
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{
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logger.LogWarning("Attempt to set favorite for non existing music, card id: {CardId}, music id: {MusicId}",
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request.Data.CardId, request.Data.MusicId);
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return ServiceResult.Failed<bool>(ServiceError.CustomMessage("Music record not found"));
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}
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musicDetail.Fcol1 = request.Data.IsFavorite ? 1 : 0;
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CardDbContext.CardDetails.Update(musicDetail);
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var count = await CardDbContext.SaveChangesAsync(cancellationToken);
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return count == 1 ? new ServiceResult<bool>(true) : ServiceResult.Failed<bool>(ServiceError.DatabaseSaveFailed);
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}
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}
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