<?php

namespace Homegear;

    
if (!class_exists('\Homegear\HomegearException'))
{
    class HomegearException extends \Exception
    {        
    }    
}

if (!class_exists('\Homegear\Homegear'))
{
    require_once(dirname(__FILE__).'/../../HM-XMLRPC-Client/Client.php');
    class Homegear
    {
        const LOGFILE = '/tmp/homegear.api.log';
        private $host = "192.168.2.123";
        private $port = 2001;
        private static $scriptId = 0;
        private $ssl = false;
        private $Client;

        public function __construct()
        {   
            \Homegear\Homegear::$scriptId++;
            $this->Client = new \XMLRPC\Client($this->host, $this->port, $this->ssl);
        }

        public function addEvent($event)
        {
            $this->Client->send('addEvent', $event);
        }

        public function removeEvent($eventId)
        {
            $this->Client->send('removeEvent', $eventId);
        }

        public function pollEvent()
        {
            return evaluate($this->Client->send('pollEvent'));
        }
        
        public function getPeerId($filterType, $filterValue)
        {
            return $this->Client->send('getPeerId', [$filterType, $filterValue]); 
        }

        public function getAllMetadata($peerid)
        {
            return $this->Client->send('getAllMetadata', [$peerid]); 
        }

        public function getMetadata($peerid, $meta)
        {
            return $this->Client->send('getMetadata', [$peerid, $meta]); 
        }

        public function setMetadata($peerid, $meta, $value)
        {
            return $this->Client->send('setMetadata', [$peerid, $meta, $value]); 
        }

        public function getValue($peerId, $channel, $parameterName)
        {
            return $this->evaluate($this->Client->send('getValue', [$peerId, $channel, $parameterName])); 
        }

        public function setValue($peerId, $channel, $parameterName, $value)
        {
            $this->evaluate( $this->Client->send('setValue', [$peerId, $channel, $parameterName, $value]));
        }

        public function getSystemVariable($name)
        {
            return $this->evaluate($this->Client->send('getSystemVariable', [$name])); 
        }

        public function setSystemVariable($name, $value)
        {
            $this->Client->send('setSystemVariable', [$name, $value]); 
        }

        public function deleteSystemVariable($name)
        {
            $this->Client->send('deleteSystemVariable', [$name]); 
        }

        public function subscribePeer($peerId)
        {
            return $this->Client->send('subscribePeer', [$peerId]); 
        }

        public function getParamset($peerId, $channel, $type)
        {
            return $this->evaluate($this->Client->send('getParamset', [$peerId, $channel, $type])); 
        }

        public function registerThread($peerId)
        {
            return $this->Client->send('registerThread', [$peerId]); 
        }

        
/* fake  calls only local */        

        public function getScriptId()
        {
            return \Homegear\Homegear::$scriptId; 
        }

        public function shuttingDown()
        {
            return FALSE;
        }

        public function peerExists($peer)
        {
            return TRUE;
        }

        /* logging */
        
        public function log($level, $message)
        {
            error_log($message."\r\n", 3, \Homegear\Homegear::LOGFILE);  
        }

        private function evaluate($result)
        {
            if (is_array($result) && array_key_exists('faultCode', $result))
            {
                throw new \Homegear\HomegearException;
            }

            return $result;
        }
    }
}