git.basschouten.com Git - openhab-addons.git/blob

   1 /**
   2  * Copyright (c) 2010-2022 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.boschshc.internal.devices.shuttercontrol;
  14
  15 import static org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants.CHANNEL_LEVEL;
  16
  17 import java.util.List;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.boschshc.internal.devices.BoschSHCDeviceHandler;
  21 import org.openhab.binding.boschshc.internal.exceptions.BoschSHCException;
  22 import org.openhab.binding.boschshc.internal.services.shuttercontrol.OperationState;
  23 import org.openhab.binding.boschshc.internal.services.shuttercontrol.ShutterControlService;
  24 import org.openhab.binding.boschshc.internal.services.shuttercontrol.dto.ShutterControlServiceState;
  25 import org.openhab.core.library.types.PercentType;
  26 import org.openhab.core.library.types.StopMoveType;
  27 import org.openhab.core.library.types.UpDownType;
  28 import org.openhab.core.thing.ChannelUID;
  29 import org.openhab.core.thing.Thing;
  30 import org.openhab.core.types.Command;
  31
  32 /**
  33  * Control of your shutter to take any position you desire.
  34  *
  35  * @author Christian Oeing - Initial contribution
  36  */
  37 @NonNullByDefault
  38 public class ShutterControlHandler extends BoschSHCDeviceHandler {
  39     /**
  40      * Utility functions to convert data between Bosch things and openHAB items
  41      */
  42     static final class DataConversion {
  43         public static int levelToOpenPercentage(double level) {
  44             return (int) Math.round((1 - level) * 100);
  45         }
  46
  47         public static double openPercentageToLevel(double openPercentage) {
  48             return (100 - openPercentage) / 100.0;
  49         }
  50     }
  51
  52     private ShutterControlService shutterControlService;
  53
  54     public ShutterControlHandler(Thing thing) {
  55         super(thing);
  56         this.shutterControlService = new ShutterControlService();
  57     }
  58
  59     @Override
  60     protected void initializeServices() throws BoschSHCException {
  61         super.initializeServices();
  62
  63         this.registerService(this.shutterControlService, this::updateChannels, List.of(CHANNEL_LEVEL));
  64     }
  65
  66     @Override
  67     public void handleCommand(ChannelUID channelUID, Command command) {
  68         super.handleCommand(channelUID, command);
  69
  70         if (command instanceof UpDownType) {
  71             // Set full close/open as target state
  72             UpDownType upDownType = (UpDownType) command;
  73             ShutterControlServiceState state = new ShutterControlServiceState();
  74             if (upDownType == UpDownType.UP) {
  75                 state.level = 1.0;
  76             } else if (upDownType == UpDownType.DOWN) {
  77                 state.level = 0.0;
  78             } else {
  79                 logger.warn("Received unknown UpDownType command: {}", upDownType);
  80                 return;
  81             }
  82             this.updateServiceState(this.shutterControlService, state);
  83         } else if (command instanceof StopMoveType) {
  84             StopMoveType stopMoveType = (StopMoveType) command;
  85             if (stopMoveType == StopMoveType.STOP) {
  86                 // Set STOPPED operation state
  87                 ShutterControlServiceState state = new ShutterControlServiceState();
  88                 state.operationState = OperationState.STOPPED;
  89                 this.updateServiceState(this.shutterControlService, state);
  90             }
  91         } else if (command instanceof PercentType) {
  92             // Set specific level
  93             PercentType percentType = (PercentType) command;
  94             double level = DataConversion.openPercentageToLevel(percentType.doubleValue());
  95             this.updateServiceState(this.shutterControlService, new ShutterControlServiceState(level));
  96         }
  97     }
  98
  99     private void updateChannels(ShutterControlServiceState state) {
 100         if (state.level != null) {
 101             // Convert level to open ratio
 102             int openPercentage = DataConversion.levelToOpenPercentage(state.level);
 103             updateState(CHANNEL_LEVEL, new PercentType(openPercentage));
 104         }
 105     }
 106 }