import { Controller, Get, NotFoundException } from '@nestjs/common';
import type { MeResponse, RoleName } from '@siop/shared';
import {
  AuthenticatedUser,
  CurrentUser,
} from '../auth/current-user.decorator';
import { PermissionsService } from '../permissions/permissions.service';
import { PrismaService } from '../prisma/prisma.service';

@Controller('users')
export class UsersController {
  constructor(
    private readonly prisma: PrismaService,
    private readonly permissionsService: PermissionsService,
  ) {}

  /** R0 : lecture du profil courant (gestion complète des utilisateurs en R1). */
  @Get('me')
  async me(@CurrentUser() current: AuthenticatedUser): Promise<MeResponse> {
    const user = await this.prisma.user.findUnique({
      where: { id: current.userId },
      include: { role: true },
    });
    if (!user || !user.isActive) throw new NotFoundException();
    return {
      id: user.id,
      email: user.email,
      displayName: user.displayName,
      role: { id: user.role.id, name: user.role.name as RoleName },
      isDemo: user.isDemo,
      permissions: await this.permissionsService.getForRole(user.roleId),
    };
  }
}