Zone.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.omnilink.internal.model;

import org.openhab.binding.omnilink.internal.OmniLinkBindingConfig;
import org.openhab.core.events.EventPublisher;
import org.openhab.core.items.Item;
import org.openhab.core.library.items.ContactItem;
import org.openhab.core.library.items.NumberItem;
import org.openhab.core.library.items.StringItem;
import org.openhab.core.library.types.DecimalType;
import org.openhab.core.library.types.OpenClosedType;
import org.openhab.core.library.types.StringType;

import com.digitaldan.jomnilinkII.MessageTypes.properties.ZoneProperties;

/**
 * Zones are contacts in a Omni System
 *
 * @author Dan Cunningham
 * @since 1.5.0
 */
public class Zone extends OmnilinkDevice {
    private static final String CURRENT_TEXT[] = { "Secure", "Not Ready", "Trouble" };
    private static final String LATCHED_TEXT[] = { "Latch Secure", "Latch Tripped", "Latch Reset" };
    private static final String ARMING_TEXT[] = { "Disarmed", "Armed", "User Bypass", "System Bypass" };

    private ZoneProperties properties;

    public Zone(ZoneProperties properties) {
        this.properties = properties;
    }

    @Override
    public ZoneProperties getProperties() {
        return properties;
    }

    public void setProperties(ZoneProperties properties) {
        this.properties = properties;
    }

    @Override
    public void updateItem(Item item, OmniLinkBindingConfig config, EventPublisher publisher) {
        int current = ((properties.getStatus() >> 0) & 0x03);
        int latched = ((properties.getStatus() >> 2) & 0x03);
        int arming = ((properties.getStatus() >> 4) & 0x03);

        String latchedTxt = (latched < LATCHED_TEXT.length ? LATCHED_TEXT[latched] : "?");
        String armingTxt = (arming < ARMING_TEXT.length ? ARMING_TEXT[arming] : "?");
        String currentTxt = (current < CURRENT_TEXT.length ? CURRENT_TEXT[current] : "?");

        int setting = 0;
        String str = "";
        switch (config.getObjectType()) {
            case ZONE_STATUS_ARMING:
                setting = arming;
                str = armingTxt;
                break;
            case ZONE_STATUS_CURRENT:
                setting = current;
                str = currentTxt;
                break;
            case ZONE_STATUS_LATCHED:
                setting = latched;
                str = latchedTxt;
                break;
            case ZONE_STATUS_ALL:
                str = currentTxt + " | " + latchedTxt + " | " + armingTxt;
                break;
            default:
                break;
        }
        if (item instanceof NumberItem) {
            publisher.postUpdate(item.getName(), new DecimalType(setting));
        } else if (item instanceof StringItem) {
            publisher.postUpdate(item.getName(), new StringType(str));
        } else if (item instanceof ContactItem) {
            publisher.postUpdate(item.getName(), current == 0 ? OpenClosedType.CLOSED : OpenClosedType.OPEN);
        }
    }
}