/**
* Copyright (c) 2010-2014, openHAB.org and others.
*
* 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.zwave.internal.converter;
import java.math.BigDecimal;
import java.util.Map;
import org.openhab.binding.zwave.internal.converter.command.ZWaveCommandConverter;
import org.openhab.binding.zwave.internal.converter.state.BigDecimalDecimalTypeConverter;
import org.openhab.binding.zwave.internal.converter.state.BigDecimalOnOffTypeConverter;
import org.openhab.binding.zwave.internal.converter.state.BigDecimalOpenClosedTypeConverter;
import org.openhab.binding.zwave.internal.converter.state.ZWaveStateConverter;
import org.openhab.binding.zwave.internal.protocol.SerialMessage;
import org.openhab.binding.zwave.internal.protocol.ZWaveController;
import org.openhab.binding.zwave.internal.protocol.ZWaveNode;
import org.openhab.binding.zwave.internal.protocol.commandclass.ZWaveMultiLevelSensorCommandClass;
import org.openhab.binding.zwave.internal.protocol.commandclass.ZWaveMultiLevelSensorCommandClass.SensorType;
import org.openhab.binding.zwave.internal.protocol.commandclass.ZWaveMultiLevelSensorCommandClass.ZWaveMultiLevelSensorValueEvent;
import org.openhab.binding.zwave.internal.protocol.event.ZWaveCommandClassValueEvent;
import org.openhab.core.events.EventPublisher;
import org.openhab.core.items.Item;
import org.openhab.core.types.Command;
import org.openhab.core.types.State;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/***
* ZWaveMultiLevelSensorConverter class. Converter for communication with the
* {@link ZWaveMultiLevelSensorCommandClass}. Implements polling of the sensor
* status and receiving of sensor events.
* @author Jan-Willem Spuij
* @since 1.4.0
*/
public class ZWaveMultiLevelSensorConverter extends ZWaveCommandClassConverter<ZWaveMultiLevelSensorCommandClass> {
private static final Logger logger = LoggerFactory.getLogger(ZWaveMultiLevelSensorConverter.class);
private static final int REFRESH_INTERVAL = 0; // refresh interval in seconds for the multi level switch;
/**
* Constructor. Creates a new instance of the {@link ZWaveMultiLevelSensorConverter} class.
* @param controller the {@link ZWaveController} to use for sending messages.
* @param eventPublisher the {@link EventPublisher} to use to publish events.
*/
public ZWaveMultiLevelSensorConverter(ZWaveController controller, EventPublisher eventPublisher) {
super(controller, eventPublisher);
// State and commmand converters used by this converter.
this.addStateConverter(new BigDecimalDecimalTypeConverter());
this.addStateConverter(new BigDecimalOnOffTypeConverter());
this.addStateConverter(new BigDecimalOpenClosedTypeConverter());
}
/**
* {@inheritDoc}
*/
@Override
public void executeRefresh(ZWaveNode node,
ZWaveMultiLevelSensorCommandClass commandClass, int endpointId, Map<String,String> arguments) {
String sensorType = arguments.get("sensor_type");
SerialMessage serialMessage;
logger.debug("Generating poll message for {} for node {} endpoint {}", commandClass.getCommandClass().getLabel(), node.getNodeId(), endpointId);
if (sensorType != null) {
serialMessage = node.encapsulate(commandClass.getMessage(SensorType.getSensorType(Integer.parseInt(sensorType))), commandClass, endpointId);
} else {
serialMessage = node.encapsulate(commandClass.getValueMessage(), commandClass, endpointId);
}
if (serialMessage == null) {
logger.warn("Generating message failed for command class = {}, node = {}, endpoint = {}", commandClass.getCommandClass().getLabel(), node.getNodeId(), endpointId);
return;
}
this.getController().sendData(serialMessage);
}
/**
* {@inheritDoc}
*/
@Override
public void handleEvent(ZWaveCommandClassValueEvent event, Item item, Map<String,String> arguments) {
ZWaveStateConverter<?,?> converter = this.getStateConverter(item, event.getValue());
String sensorType = arguments.get("sensor_type");
String sensorScale = arguments.get("sensor_scale");
ZWaveMultiLevelSensorValueEvent sensorEvent = (ZWaveMultiLevelSensorValueEvent)event;
if (converter == null) {
logger.warn("No converter found for item = {}, node = {} endpoint = {}, ignoring event.", item.getName(), event.getNodeId(), event.getEndpoint());
return;
}
// Don't trigger event if this item is bound to another sensor type
if (sensorType != null && SensorType.getSensorType(Integer.parseInt(sensorType)) != sensorEvent.getSensorType())
return;
Object val = event.getValue();
// Perform a scale conversion if needed
if (sensorScale != null && Integer.parseInt(sensorScale) != sensorEvent.getSensorScale()) {
switch(SensorType.getSensorType(Integer.parseInt(sensorType))) {
case TEMPERATURE:
// For temperature, there are only two scales, so we simplify the conversion
if(sensorEvent.getSensorScale() == 0) {
// Scale is celsius, convert to fahrenheit
double c = ((BigDecimal)val).doubleValue();
val = new BigDecimal((c * 9.0 / 5.0) + 32.0 );
}
else if(sensorEvent.getSensorScale() == 1) {
// Scale is fahrenheit, convert to celsius
double f = ((BigDecimal)val).doubleValue();
val = new BigDecimal((f - 32.0) * 5.0 / 9.0 );
}
break;
default:
break;
}
}
State state = converter.convertFromValueToState(val);
this.getEventPublisher().postUpdate(item.getName(), state);
}
/**
* {@inheritDoc}
*/
@Override
public void receiveCommand(Item item, Command command, ZWaveNode node,
ZWaveMultiLevelSensorCommandClass commandClass, int endpointId, Map<String,String> arguments) {
ZWaveCommandConverter<?,?> converter = this.getCommandConverter(command.getClass());
if (converter == null) {
logger.warn("No converter found for item = {}, node = {} endpoint = {}, ignoring command.", item.getName(), node.getNodeId(), endpointId);
return;
}
}
/**
* {@inheritDoc}
*/
@Override
int getRefreshInterval() {
return REFRESH_INTERVAL;
}
}