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<?php
namespace Angelfon\SDK\Rest\Api\V099\User;

use Angelfon\SDK\ListResource;
use Angelfon\SDK\Values;
use Angelfon\SDK\Version;
use Angelfon\SDK\Serialize;
use Angelfon\SDK\Rest\Api\V099\User\SmsInstance;
use Angelfon\SDK\Rest\Api\V099\User\SmsContext;

class SmsList extends ListResource
{
    function __construct(Version $version)
    {
        parent::__construct($version);
        $this->uri = '/sms';
    }

    /**
     * Create a new Sms instance
     */
    public function create($to, $options = array()) 
    {
    $options = new Values($options);

    $recipients = array();
    $body = array(
      'body' => $options['body'],
      'send_at' => $options['sendAt'],
      'batch_name' => $options['batchName'],
      'batch_id' => $options['batchId']
    );

    if (is_array($to)) {
      $index = 0;
      foreach ($to as $recipientName => $recipient) {
        $recipients["recipients[$index]"] = $recipient;
        $recipients["addressee[$index]"] = $recipientName;
        $index++;
      }
      $body += $recipients;
    } else {
      $body['recipients'] = $to;
      $body['addressee'] = $options['recipientName'];
    }

    $data = Values::of($body);

    $payload = $this->version->create(
      'POST',
      $this->uri,
      array(),
      $data
    );

    //when multiple recipients, id is array instead of integer, use batchId instead
    $smsData = array(
      'id' => count($payload['data']) > 1 ? $payload['data'] : $payload['data'][0],
      'batch_id' => $payload['batch_id']
    );

    return new SmsInstance($this->version, $smsData);
    }

  /**
   * Construct a SMS context
   * 
   * @param  int $id The SMS ID
   * @return \Angelfon\SDK\Rest\Api\V099\User\SmsContext
   */
  public function getContext($id)
  {
    return new SmsContext($this->version, $id);    
  }

  /**
   * Reads SmsInstance records from the API as a list.
   * Unlike stream(), this operation is eager and will load `limit` records into
   * memory before returning.
   * 
   * @param array|Options $options Optional Arguments
   * @param int $limit Upper limit for the number of records to return. read()
   *                   guarantees to never return more than limit.  Default is no
   *                   limit
   * @param mixed $pageSize Number of records to fetch per request, when not set
   *                        will use the default value of 50 records.  If no
   *                        page_size is defined but a limit is defined, read()
   *                        will attempt to read the limit with the most
   *                        efficient page size, i.e. min(limit, 1000)
   * @return SmsInstance[] Array of results
   */
  public function read($options = array(), $limit = null, $pageSize = null) {
    return iterator_to_array($this->page($options), false);
  }

  /**
   * Retrieve a single page of SmsInstance records from the API.
   * Request is executed immediately
   * 
   * @param array|Options $options Optional Arguments
   * @param mixed $pageSize Number of records to return, defaults to 50
   * @param string $pageToken PageToken provided by the API
   * @param mixed $pageNumber Page Number, this value is simply for client state
   * @return \Angelfon\SDK\SmsPage Page of SmsInstance
   */
  public function page($options = array()) {
    $options = new Values($options);
    $params = Values::of(array(
      'recipient' => $options['recipient'],
      'status' => $options['status'],
      'scheduled_before' => $options['scheduledBefore'],
      'scheduled_after' => $options['scheduledAfter'],
      'batch_id' => $options['batchId'],
    ));

    $response = $this->version->page(
      'GET',
      $this->uri,
      $params
    );

    return new SmsPage($this->version, $response, $this->solution);
  }
}