<?php

declare(strict_types=1);

namespace tts\services;

class simple_rest {

    private $http_version = "HTTP/1.1";

    public function route(): array {
        $uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
        $uri = explode('/', $uri);

        $request_method = $_SERVER["REQUEST_METHOD"];
        return ['uri' => $uri, 'method' => $request_method];
    }

    // https://developer.okta.com/blog/2019/03/08/simple-rest-api-php
    public function set_http_headers($content_type = "application/json; charset=UTF-8", $status_code = 200) {
        $status_message = $this->get_http_status_message($status_code);
        header("Access-Control-Allow-Origin: *");
        header($this->http_version . " " . $status_code . " " . $status_message);
        header("Content-Type:" . $content_type);
        header("Access-Control-Allow-Methods: OPTIONS,GET,POST,PUT,DELETE");
        header("Access-Control-Max-Age: 3600");
        header("Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization, X-Requested-With");
    }

    // https://phppot.com/php/php-restful-web-service/
    public function get_http_status_message($status_code): string {
        return match ($status_code) {
            100 => 'Continue',
            101 => 'Switching Protocols',
            200 => 'OK',
            201 => 'Created',
            202 => 'Accepted',
            203 => 'Non-Authoritative Information',
            204 => 'No Content',
            205 => 'Reset Content',
            206 => 'Partial Content',
            300 => 'Multiple Choices',
            301 => 'Moved Permanently',
            302 => 'Found',
            303 => 'See Other',
            304 => 'Not Modified',
            305 => 'Use Proxy',
            306 => '(Unused)',
            307 => 'Temporary Redirect',
            400 => 'Bad Request',
            401 => 'Unauthorized',
            402 => 'Payment Required',
            403 => 'Forbidden',
            404 => 'Not Found',
            405 => 'Method Not Allowed',
            406 => 'Not Acceptable',
            407 => 'Proxy Authentication Required',
            408 => 'Request Timeout',
            409 => 'Conflict',
            410 => 'Gone',
            411 => 'Length Required',
            412 => 'Precondition Failed',
            413 => 'Request Entity Too Large',
            414 => 'Request-URI Too Long',
            415 => 'Unsupported Media Type',
            416 => 'Requested Range Not Satisfiable',
            417 => 'Expectation Failed',
            500 => 'Internal Server Error',
            501 => 'Not Implemented',
            502 => 'Bad Gateway',
            503 => 'Service Unavailable',
            504 => 'Gateway Timeout',
            505 => 'HTTP Version Not Supported',
            default => 'Internal Server Error',
        };
    }

}