<?php

namespace Controllers;

use Libs\ResponseLib;
use Models\UserModel;
use Psr\Http\Message\ServerRequestInterface;

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

        if (empty($username) || empty($password)) {
            return ResponseLib::sendFail("Missing username or password", [], "E_VALIDATE")->withStatus(400);
        }

        // Validação básica (ex: comprimento mínimo)
        if (strlen($password) < 8) {
            return ResponseLib::sendFail("Password must be at least 8 characters", [], "E_VALIDATE")->withStatus(400);
        }

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

        if (!$userData) {
            return ResponseLib::sendFail("Username already exists or creation failed", [], "E_VALIDATE")->withStatus(400);
        }

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