40 lines
1.5 KiB
C#
40 lines
1.5 KiB
C#
using AutoMapper;
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using Imprink.Application.Exceptions;
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using Imprink.Application.Users.Dtos;
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using MediatR;
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namespace Imprink.Application.Domains.Users;
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public record DeleteUserRoleCommand(string Sub, Guid RoleId) : IRequest<UserRoleDto?>;
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public class DeleteUserRoleHandler(IUnitOfWork uw, IMapper mapper) : IRequestHandler<DeleteUserRoleCommand, UserRoleDto?>
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{
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public async Task<UserRoleDto?> Handle(DeleteUserRoleCommand request, CancellationToken cancellationToken)
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{
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await uw.BeginTransactionAsync(cancellationToken);
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try
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{
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if (!await uw.UserRepository.UserExistsAsync(request.Sub, cancellationToken))
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throw new NotFoundException("User with ID: " + request.Sub + " does not exist.");
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var existingUserRole = await uw.UserRoleRepository.GetUserRoleAsync(request.Sub, request.RoleId, cancellationToken);
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if (existingUserRole == null)
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throw new NotFoundException($"User role not found for user {request.Sub} and role {request.RoleId}");
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var removedRole = await uw.UserRoleRepository.RemoveUserRoleAsync(existingUserRole, cancellationToken);
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await uw.SaveAsync(cancellationToken);
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await uw.CommitTransactionAsync(cancellationToken);
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return mapper.Map<UserRoleDto>(removedRole);
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}
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catch
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{
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await uw.RollbackTransactionAsync(cancellationToken);
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throw;
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}
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}
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} |