29 lines
1.4 KiB
C#
29 lines
1.4 KiB
C#
using MediatR;
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using Modules.Library.Application.Gateways;
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namespace Modules.Library.Application.Commands.Dictionaries.Language;
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public class SetLanguageNameCommand : IRequest<Unit>
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{
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public Guid Id { get; set; } = default!;
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public string? Code { get; set; }
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public string? Name { get; set; }
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}
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public class SetLanguageNameCommandHandler(ILanguageGateway languageGateway) : IRequestHandler<SetLanguageNameCommand, Unit>
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{
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public async Task<Unit> Handle(SetLanguageNameCommand request, CancellationToken cancellationToken)
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{
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var genre = await languageGateway.GetLanguageById(request.Id);
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if (string.IsNullOrWhiteSpace(string.Concat(request.Code?.Trim(), request.Name?.Trim()))) throw new Exception("Nothing to change");
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if (await languageGateway.IsLanguageExists(request.Code ?? genre.CodeIso2, request.Name ?? genre.Name, request.Id))
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throw new Exception("Language with the same name or code already exists");
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if (!string.IsNullOrWhiteSpace(request.Code) && request.Code.Trim().Length != 3) throw new Exception("Language code length must be 3");
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/*
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if (!string.IsNullOrWhiteSpace(request.Code) && request.Code.Trim().Length != 3)
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throw new Exception("Language code must be ISO 639-3 Alpha-3 code");
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*/
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await languageGateway.Edit(request.Id, request.Code, request.Name);
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return Unit.Value;
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}
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} |