<?php
/**
 * GeoGraSim — JSON Response Helpers
 */

class Response {
    public static function json($data, int $status = 200): void {
        http_response_code($status);
        header('Content-Type: application/json; charset=utf-8');
        echo json_encode($data, JSON_UNESCAPED_UNICODE);
        exit;
    }

    public static function error(string $message, int $status = 400): void {
        self::json(['error' => $message], $status);
    }

    public static function ok($data = null): void {
        self::json($data ?? ['ok' => true]);
    }
}