case "update":
            let req = tuple.message[key] as! [String]
            //odeslani pozadavku na PLCComS na zaklade prijate kategorie
            if req[0] == "SCENE"{
                client1.send(data: "SET:" + req[1] + ".GTSAP1_SCENE_SET" + req[2] + ",1\n")
                handler!(["update" : "OK" as AnyObject])
            }
            if req[0] == "SOCKET"{
                client1.send(data: "SET:" + req[1] + "_SOCKET_ONOFF," + req[2] + "\n" )
                handler!(["update" : "OK" as AnyObject])
            }
            if req[0] == "RELAY" {
                client1.send(data: "SET:" + req[1] + "_RELAY_ONOFF," + req[2])
                handler!(["update" : "OK" as AnyObject])
            }
            if req[0] == "SHUTTER" {
                client1.send(data: "SET:" + req[1] + "_SHUTTER_" + req[2] + "_CONTROL,1")
                handler!(["update" : "OK" as AnyObject])
            }
            if req[0] == "LIGHT" {
                let dx = req[2].split(separator: ";")
                //v pripade svetla je potreba overit kolik hodnot se ma nastavit
                switch dx.count {
                case 1:
                    client1.send(data: "SET:" + req[1] + "_LIGHT_ONOFF," + dx[0])
                    break
                case 2:
                    client1.send(data: "SET:" + req[1] + "_LIGHT_ONOFF," + dx[0])
                    client1.send(data: "SET:" + req[1] + "_LIGHT_DIMLEVEL," + dx[1])
                    break
                case 3:
                    client1.send(data: "SET:" + req[1] + "_LIGHT_ONOFF," + dx[0])
                    client1.send(data: "SET:" + req[1] + "_LIGHT_DIMLEVEL," + dx[1])
                    client1.send(data: "SET:" + req[1] + "_LIGHT_RGB," + dx[2])
                    break
                default:
                    break
                }
                handler!(["update" : "OK" as AnyObject])
            }
            handler = nil
            break