text: <?php
  abstract class HelpdeskService implements RemoteService {
  	
  	public abstract function getDate();
  	
  	public abstract function getAppData();
  	
  	public abstract function getMessage($msg);
  	
  	public abstract function getEnquiryById($id);
  	
  	public abstract function getEnquiries();
  	
  	public abstract function createEnquiryMessage($message);
  	
  	public abstract function getEnquiriesPagePerPage($page, $perPage);
  	
  	public abstract function getEnquiriesPage($page);
  	
  	public abstract function createEnquiry($enquiry);
  	
  	public abstract function isUserAuthenticated();
  	
  	public abstract function getEnquiryMessages($enquiryId);
  }
  