<?php

namespace MailPoet\Util;

use InvalidArgumentException;

class Cookies {
  const DEFAULT_OPTIONS = [
    'expires' => 0,
    'path' => '',
    'domain' => '',
    'secure' => false,
    'httponly' => false,
  ];

  function set($name, $value, array $options = []) {
    $options = $options + self::DEFAULT_OPTIONS;
    $value = json_encode($value, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
    $error = json_last_error();
    if ($error) {
      throw new InvalidArgumentException();
    }

    // on PHP_VERSION_ID >= 70300 we'll be able to simply setcookie($name, $value, $options);
    setcookie(
      $name,
      $value,
      $options['expires'],
      $options['path'],
      $options['domain'],
      $options['secure'],
      $options['httponly']
    );
  }

  function get($name) {
    if (!array_key_exists($name, $_COOKIE)) {
      return null;
    }
    $value = json_decode(stripslashes($_COOKIE[$name]), true);
    $error = json_last_error();
    if ($error) {
      return null;
    }
    return $value;
  }
}