feat(api): GET /api/v1/users/{id}/permisos con CQRS handler [UDT-009]

This commit is contained in:
2026-04-15 21:43:08 -03:00
parent 5fd88b5a9d
commit 47323302cc
6 changed files with 544 additions and 0 deletions

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namespace SIGCM2.Application.Usuarios.Permisos;
/// <summary>UDT-009: Query to get a user's role permissions, overrides, and effective set.</summary>
public sealed record GetUsuarioPermisosQuery(int Id);

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using SIGCM2.Application.Abstractions;
using SIGCM2.Application.Abstractions.Persistence;
using SIGCM2.Application.Common;
using SIGCM2.Domain.Exceptions;
namespace SIGCM2.Application.Usuarios.Permisos;
/// <summary>
/// UDT-009: Handles GET /api/v1/users/{id}/permisos.
/// Resolves role permissions + overrides + effective set.
/// </summary>
public sealed class GetUsuarioPermisosQueryHandler
: ICommandHandler<GetUsuarioPermisosQuery, UsuarioPermisosDto>
{
private readonly IUsuarioRepository _usuarioRepo;
private readonly IRolPermisoRepository _rolPermisoRepo;
public GetUsuarioPermisosQueryHandler(
IUsuarioRepository usuarioRepo,
IRolPermisoRepository rolPermisoRepo)
{
_usuarioRepo = usuarioRepo;
_rolPermisoRepo = rolPermisoRepo;
}
public async Task<UsuarioPermisosDto> Handle(GetUsuarioPermisosQuery query)
{
var usuario = await _usuarioRepo.GetByIdAsync(query.Id)
?? throw new UsuarioNotFoundException(query.Id);
var rolPermisoEntities = await _rolPermisoRepo.GetByRolCodigoAsync(usuario.Rol);
var rolPermisos = rolPermisoEntities
.Select(p => p.Codigo)
.OrderBy(c => c, StringComparer.Ordinal)
.ToArray();
var overrides = PermisosOverride.FromJson(usuario.PermisosJson);
var effective = PermisoResolver.Resolve(rolPermisos, overrides)
.OrderBy(c => c, StringComparer.Ordinal)
.ToArray();
return new UsuarioPermisosDto(
UsuarioId: usuario.Id,
Rol: usuario.Rol,
RolPermisos: rolPermisos,
Grant: overrides.Grant,
Deny: overrides.Deny,
Effective: effective);
}
}

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namespace SIGCM2.Application.Usuarios.Permisos;
/// <summary>
/// UDT-009: Response DTO for user permissions.
/// Contains role permissions, explicit overrides, and computed effective permissions.
/// </summary>
public sealed record UsuarioPermisosDto(
int UsuarioId,
string Rol,
IReadOnlyList<string> RolPermisos,
IReadOnlyList<string> Grant,
IReadOnlyList<string> Deny,
IReadOnlyList<string> Effective);