Files
imprink/src/Imprink.Application/Domains/Users/DeleteUserRoleHandler.cs
2025-06-17 15:16:02 +03:00

43 lines
1.5 KiB
C#

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