<?php

class W3TCG_Google_Service_Exception extends W3TCG_Google_Exception
{
  /**
   * Optional list of errors returned in a JSON body of an HTTP error response.
   */
  protected $errors = array();

  /**
   * Override default constructor to add ability to set $errors.
   *
   * @param string $message
   * @param int $code
   * @param Exception|null $previous
   * @param [{string, string}] errors List of errors returned in an HTTP
   * response.  Defaults to [].
   */
  public function __construct(
      $message,
      $code = 0,
      Exception $previous = null,
      $errors = array()
  ) {
    if (version_compare(PHP_VERSION, '5.3.0') >= 0) {
      parent::__construct($message, $code, $previous);
    } else {
      parent::__construct($message, $code);
    }

    $this->errors = $errors;
  }

  /**
   * An example of the possible errors returned.
   *
   * {
   *   "domain": "global",
   *   "reason": "authError",
   *   "message": "Invalid Credentials",
   *   "locationType": "header",
   *   "location": "Authorization",
   * }
   *
   * @return [{string, string}] List of errors return in an HTTP response or [].
   */
  public function getErrors()
  {
    return $this->errors;
  }
}