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

        try {
            v::key('username', v::alnum(' ')->notEmpty())
             ->key('password', v::stringType()->length(8, null))
             ->key('email', v::email())
             ->key('company_id', v::intType()->positive())
             ->key('role_id', v::intType()->positive())
             ->assert($body);
        } catch (ValidationException $e) {
            return ResponseLib::sendFail("Validation failed: " . $e->getFullMessage(), [], "E_VALIDATE")->withStatus(422);
        }

        $username = $body['username'];
        $password = $body['password'];
        $email = $body['email'];
        $company_id = (int) $body['company_id'];
        $role_id = (int) $body['role_id'];

        $userModel = new UserModel();
        $userData = $userModel->createUser($username, $email, $password, $company_id, $role_id);

        if (!$userData) {
            return ResponseLib::sendFail("Username Already Exists or Creation Failed", [], "E_VALIDATE")->withStatus(400);
        }

        return ResponseLib::sendOk($userData, "S_CREATED");
    }
}