65 lines
2.2 KiB
C#
65 lines
2.2 KiB
C#
using AutoMapper;
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using MediatR;
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using mws.backend.dotnet.application.Audit;
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using mws.backend.dotnet.application.Auth;
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using mws.backend.dotnet.application.Common;
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using mws.backend.dotnet.application.Permissions;
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using mws.backend.dotnet.domain.Roles;
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using mws.backend.dotnet.domain.Users;
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namespace mws.backend.dotnet.application.Users;
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public record CreateUserCommand(Guid ActorUserId, CreateUserRequest Request) : IRequest<UserDto>, IAuditableRequest
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{
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public string Action => "User.Create";
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public string EntityType => "User";
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public string? EntityName => Request.Username;
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}
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public class CreateUserHandler(IUnitOfWork uow, IPasswordHasher passwordHasher, IPermissionService permissions, IMapper mapper)
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: IRequestHandler<CreateUserCommand, UserDto>
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{
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private const string Screen = "users";
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public async Task<UserDto> Handle(CreateUserCommand command, CancellationToken ct)
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{
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await permissions.EnsureAsync(command.ActorUserId, Screen, PermissionAction.Create, ct);
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var request = command.Request;
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var username = request.Username.Trim();
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if (string.IsNullOrWhiteSpace(username) || string.IsNullOrWhiteSpace(request.Password))
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{
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throw new BadRequestException("Username and password are required");
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}
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if (await uow.Users.ExistsByUsernameAsync(username, ct))
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{
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throw new BadRequestException("Username already exists");
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}
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Role? role = null;
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if (request.RoleId.HasValue)
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{
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role = await uow.Roles.GetByIdAsync(request.RoleId.Value, ct)
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?? throw new BadRequestException("Role not found");
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}
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var now = DateTime.UtcNow;
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var user = new User
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{
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Id = Guid.NewGuid(),
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Username = username,
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PasswordHash = passwordHasher.Hash(request.Password),
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DisplayName = request.DisplayName.Trim(),
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IsActive = true,
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CreatedAt = now,
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UpdatedAt = now,
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UserRoles = role != null ? new List<UserRole> { new UserRole { RoleId = role.Id } } : new List<UserRole>()
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};
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uow.Users.Add(user);
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await uow.SaveChangesAsync(ct);
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return mapper.Map<UserDto>(user);
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}
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}
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