bartender/controllers/UserDeleteController.php

<?php

namespace Controllers;

use Libs\ResponseLib;
use Models\UserModel;
use Psr\Http\Message\ServerRequestInterface;
use Respect\Validation\Validator as v;
use Respect\Validation\Exceptions\ValidationException;

class UserDeleteController
{
    private UserModel $model;

    public function __construct()
    {
        $this->model = new UserModel();
    }

    public function __invoke(ServerRequestInterface $request)
    {
        $body = json_decode((string)$request->getBody(), true) ?? [];

        try {
            v::key('company_id', v::intType()->positive())
             ->key('user_name', v::stringType()->notEmpty()->alnum(' _'))  // permite espaço e underline
             ->assert($body);
        } catch (ValidationException $e) {
            return ResponseLib::sendFail("Validation failed: " . $e->getFullMessage(), [], "E_VALIDATE")
                             ->withStatus(400);
        }

        $companyId = (int) $body['company_id'];
        $username = $body['user_name'];

        $deleted = $this->model->deleteUserByName($username, $companyId);

        return $deleted
            ? ResponseLib::sendOk(['deleted' => true])
            : ResponseLib::sendFail("Failed to delete user or user not found", [], "E_DATABASE")->withStatus(403);
    }
}