<?php

/*
 * Copyright (c) 2025, Антон Аксенов
 * This file is part of m3u.su project
 * MIT License: https://git.axenov.dev/IPTV/web/src/branch/master/LICENSE
 */

declare(strict_types=1);

namespace App\Controllers;

use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Slim\Views\Twig;
use Throwable;
use Twig\Error\LoaderError;
use Twig\Error\RuntimeError;
use Twig\Error\SyntaxError;

/**
 * Базовый класс контроллера
 */
class BasicController
{
    /**
     * Отображает страницу 404
     *
     * @param ServerRequestInterface $request
     * @param ResponseInterface $response
     * @return ResponseInterface
     * @throws LoaderError
     * @throws RuntimeError
     * @throws SyntaxError
     */
    public function notFound(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
    {
        $code = $request->getAttributes()['code'] ?? '';
        $response->withStatus(404);
        $this->view($request, $response, 'notfound.twig', ['code' => $code]);

        return $response;
    }

    /**
     * Возвращает ответ в формате json
     *
     * @param ResponseInterface $response
     * @param int $status
     * @param array $data
     * @return ResponseInterface
     */
    protected function responseJson(ResponseInterface $response, int $status, mixed $data): ResponseInterface
    {
        is_scalar($data) && $data = [$data];
        $data = array_merge(['timestamp' => time()], $data);
        $json = json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);

        $response->getBody()->write($json);

        return $response->withStatus($status)
            ->withHeader('Content-Type', 'application/json');
    }

    /**
     * Возвращает ответ с ошибкой в формате json
     *
     * @param ResponseInterface $response
     * @param int $status
     * @param Throwable $t
     * @return ResponseInterface
     */
    protected function responseJsonError(ResponseInterface $response, int $status, Throwable $t): ResponseInterface
    {
        $data = [
            'error' => [
                'code' => array_last(explode('\\', $t::class)),
                'message' => $t->getMessage(),
            ],
        ];

        return $this->responseJson($response, $status, $data);
    }

    /**
     * Возвращает ответ в формате html
     *
     * @param ServerRequestInterface $request
     * @param ResponseInterface $response
     * @param string $template
     * @param array $data
     * @return ResponseInterface
     * @throws LoaderError
     * @throws RuntimeError
     * @throws SyntaxError
     */
    protected function view(
        ServerRequestInterface $request,
        ResponseInterface $response,
        string $template,
        array $data = [],
    ): ResponseInterface {
        $view = Twig::fromRequest($request);

        return $view->render($response, $template, $data);
    }
}