<?php

class livesklad
{
  protected $token_info = array();
  protected $api_url = "https://api.livesklad.com";
  private $login = "";
  private $password = "";
  private $cURL = null;
  private $headers = 'Content-Type: application/x-www-form-urlencoded';

  public $id = "";
  public $remainRequest = 0;

  public function __construct($login, $password)
  {
    if(!isset($login) || !isset($password)) exit();

    $this->login = $login;
    $this->password = $password;
    $this->cURL = curl_init();

    curl_setopt_array($this->cURL, array(
      CURLOPT_RETURNTRANSFER => 1,
      CURLOPT_REFERER        => "http://optima-crimea.ru/",
    ));

    if(file_exists("class_" . __CLASS__ . ".json")) $this->token_info = json_decode(file_get_contents("class_" . __CLASS__ . ".json"), true);
    $this->__checkToken();
  }

  public function __destruct()
  {
    if($this->cURL)
      curl_close($this->cURL);
  }

  //Проверка токена на актуальность
  private function __checkToken()
  {
    if(!isset($this->token_info['token']) || time() - $this->token_info["time"] >= 10 * 60) /* token timeout is 10 min */
      $this->__getToken();
  }


  //Получение токена, сохранение в файл
  private function __getToken()
  {
    $method = "auth";

    $params = array('login' => $this->login, 'password' => $this->password);

    $result = $this->query($method, $params, false);

    if(isset($result->error))
    {
      return false;
    }

    $this->token_info = array("token" => $result->token, "time" => time(), "renew" => false, 'headers' => [$this->headers, 'Authorization: ' . $result->token]); 
    file_put_contents("class_" . __CLASS__ . ".json", json_encode($this->token_info));

    return true;

  }


  protected function query($method, $params = [], $get)
  {
    // $get = true Метод GET, false Метод POST
    $url = $this->api_url . "/" . $method;
    $response = "";

    if(!empty($params) && $get == true)
    {
      $url .= "?" . http_build_query($params);
    }
    curl_setopt($this->cURL, CURLOPT_URL, $url);

    if($get == true)
    {
      curl_setopt($this->cURL, CURLOPT_POST, 0);
      curl_setopt($this->cURL, CURLOPT_HTTPHEADER, $this->token_info['headers']);
      $response = json_decode(curl_exec($this->cURL), true);
    }
    else
    {
      curl_setopt($this->cURL, CURLOPT_POST, 1);
      curl_setopt($this->cURL, CURLOPT_POSTFIELDS, http_build_query($params));
      $response = json_decode(curl_exec($this->cURL));
    }
    return $response;
  }


  public function getOrders ($params = [])
  {
    $this->__checkToken();

    $method = "company/orders";

    if(is_array($params) == false)
    {
      $params = [];
    }

    return $this->query($method, $params, true);
  }


  public function getCounteragents ($params = [])
  {
    $this->__checkToken();

    $method = "counteragents";

    if(is_array($params) == false)
    {
      $params = [];
    }

    return $this->query($method, $params, true);
  }


  public function getBranches($params = [])
  {
    $this->__checkToken();

    $method = "shops";

    return $this->query($method, $params, true);
  }

    
    public function getStatusID()
    {
        $this->__checkToken();

        $method = "statuses";

        $params = [];

        $result = $this->query($method, $params, true);
        
        return $result['data'];
    }


}
?>