ClockSetRequestMessage.java

/**
 * Copyright (c) 2010-2016 by the respective copyright holders.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.openhab.binding.plugwise.protocol;

import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;

/**
 * Circle Clock Set request - based on what is known about the PW protocol, only the Clock of the Circle+ has to be set
 * and then the Circle+ will set the Clock of all the Circles in the network
 *
 * @author Karel Goderis
 * @since 1.1.0
 */
public class ClockSetRequestMessage extends Message {

    private DateTime stamp;

    public ClockSetRequestMessage(String MAC, DateTime stamp) {
        super(MAC, "");
        type = MessageType.CLOCK_SET_REQUEST;

        // Circles expect clock info to be in the UTC timezone
        this.stamp = stamp.toDateTime(DateTimeZone.UTC);
    }

    @Override
    protected String payLoadToHexString() {

        String date = String.format("%02X", stamp.year().get() - 2000)
                + String.format("%02X", stamp.monthOfYear().get())
                + String.format("%04X", (stamp.dayOfMonth().get() - 1) * 24 * 60 + stamp.minuteOfDay().get());
        // If we set logaddress to FFFFFFFFF then previous buffered data will be kept by the Circle
        String logaddress = "FFFFFFFF";
        String time = String.format("%02X", stamp.hourOfDay().get()) + String.format("%02X", stamp.minuteOfHour().get())
                + String.format("%02X", stamp.secondOfMinute().get())
                + String.format("%02X", stamp.dayOfWeek().get() - 1);

        return date + logaddress + time;
    }

    @Override
    protected String sequenceNumberToHexString() {
        return "";
    }

    @Override
    protected void parsePayLoad() {
    }

    @Override
    public String getPayLoad() {
        payLoad = payLoadToHexString();
        return payLoad;
    }

}