case "connection":
            let req = tuple.message[key] as! String
            switch req {
            //pozadavek na pripojeni k PLCComS
            case "connect":
                //overeni jestli je mobil pripojen k PLCComS
                if connectionStatus == false {
                    if Accoun.Default != nil { //kontrola defaultniho uctu pro PLCComS
                        status = ["connect"]
                        client1.delegate = self
                        //pripojeni k PLCComS
                        client1.connect(host: Accoun.Default!.ipadr, port: UInt32(Accoun.Default!.port))
                    } else {
                        handler!(["connection" : "-1" as AnyObject])
                        handler = nil
                    }
                } else {
                    handler!(["connection" : "1" as AnyObject, "alias" : Accoun.Default!.alias as AnyObject])
                    handler = nil
                }
                break
            //pozadavek na uvodni inicializaci
            case "initialization":
                client1.send(data: "EN:*GTSAP1*NAME")
                status = ["objects", "init"]
                client1.send(data: "GET:*")
                break
            default:
                break
            }
            break