/**
* 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.nikobus.internal.config;
import java.util.List;
import org.openhab.binding.nikobus.internal.NikobusBinding;
import org.openhab.binding.nikobus.internal.core.NikobusCommand;
import org.openhab.core.library.types.IncreaseDecreaseType;
import org.openhab.core.library.types.OnOffType;
import org.openhab.core.library.types.PercentType;
import org.openhab.core.library.types.StopMoveType;
import org.openhab.core.library.types.UpDownType;
import org.openhab.core.types.Command;
import org.openhab.core.types.State;
/**
* Module Channel. Represents a single channel in a Nikobus switch or dimmer
* module.
*
* @author Davy Vanherbergen
* @since 1.3.0
*/
public class ModuleChannel extends AbstractNikobusItemConfig {
private ModuleChannelGroup channelGroup;
private State state = OnOffType.OFF;
private List<Class<? extends Command>> supportedCommands;
/**
* Restricted default constructor.
*
* @param supportedCommands
*/
protected ModuleChannel(String name, String address,
ModuleChannelGroup channelGroup,
List<Class<? extends Command>> supportedCommands) {
super(name, address);
this.channelGroup = channelGroup;
this.supportedCommands = supportedCommands;
}
@Override
public void processCommand(Command command, NikobusBinding binding)
throws Exception {
if (command instanceof PercentType) {
this.state = (PercentType) command;
} else if (command instanceof OnOffType) {
this.state = (OnOffType) command;
} else if (command instanceof StopMoveType || command instanceof UpDownType) {
if (command.equals(StopMoveType.STOP)) {
this.state = PercentType.ZERO;
} else if (command.equals(UpDownType.UP)){
this.state = UpDownType.UP;
} else if (command.equals(StopMoveType.MOVE) || command.equals(UpDownType.DOWN)) {
this.state = UpDownType.DOWN;
}
} else if (command instanceof IncreaseDecreaseType) {
if (this.state == null || this.state.equals(OnOffType.OFF)) {
this.state = PercentType.ZERO;
} else if (this.state.equals(OnOffType.ON)) {
this.state = PercentType.HUNDRED;
}
if (this.state instanceof PercentType) {
int newValue = ((PercentType) this.state).intValue();
if (command.equals(IncreaseDecreaseType.INCREASE)) {
newValue += 5;
} else {
newValue -= 5;
}
if (newValue > 100) {
this.state = PercentType.HUNDRED;
} else if (newValue < 0) {
this.state = PercentType.ZERO;
} else {
this.state = new PercentType(newValue);
}
}
}
channelGroup.publishStateToNikobus(this, binding);
}
/**
* Set the state of the nikobus channel. Changing the state will not trigger
* an update command for the parent module.
*
* @param newState
* ON/OFF or percent value
*/
protected void setState(State newState) {
this.state = newState;
}
/**
* @return current state of the channel.
*/
public State getState() {
return state;
}
@Override
public void processNikobusCommand(NikobusCommand command,
NikobusBinding binding) {
// noop, implemented by switch module channel group.
}
/**
* @return true if percent type commands are supported.
*/
public boolean supportsPercentType() {
return supportedCommands.contains(PercentType.class);
}
}