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   1 /**
   2  * Copyright (c) 2010-2023 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.tplinksmarthome.internal.device;
  14
  15 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNELS_BULB_SWITCH;
  16 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_BRIGHTNESS;
  17 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_COLOR;
  18 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_COLOR_TEMPERATURE;
  19 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_COLOR_TEMPERATURE_ABS;
  20 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_ENERGY_POWER;
  21 import static org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeBindingConstants.CHANNEL_SWITCH;
  22
  23 import java.io.IOException;
  24
  25 import org.eclipse.jdt.annotation.NonNullByDefault;
  26 import org.eclipse.jdt.annotation.Nullable;
  27 import org.openhab.binding.tplinksmarthome.internal.Commands;
  28 import org.openhab.binding.tplinksmarthome.internal.TPLinkSmartHomeThingType;
  29 import org.openhab.binding.tplinksmarthome.internal.model.HasErrorResponse;
  30 import org.openhab.binding.tplinksmarthome.internal.model.LightState;
  31 import org.openhab.core.library.types.DecimalType;
  32 import org.openhab.core.library.types.HSBType;
  33 import org.openhab.core.library.types.OnOffType;
  34 import org.openhab.core.library.types.PercentType;
  35 import org.openhab.core.library.types.QuantityType;
  36 import org.openhab.core.library.unit.Units;
  37 import org.openhab.core.thing.ChannelUID;
  38 import org.openhab.core.types.Command;
  39 import org.openhab.core.types.State;
  40 import org.openhab.core.types.UnDefType;
  41
  42 /**
  43  * TP-Link Smart Home Light Bulb.
  44  *
  45  * @author Hilbrand Bouwkamp - Initial contribution
  46  */
  47 @NonNullByDefault
  48 public class BulbDevice extends SmartHomeDevice {
  49
  50     protected Commands commands = new Commands();
  51
  52     private final int colorTempMin;
  53     private final int colorTempMax;
  54     private final int colorTempRangeFactor;
  55
  56     public BulbDevice(final TPLinkSmartHomeThingType type) {
  57         this.colorTempMin = type.getColorScales().getWarm();
  58         this.colorTempMax = type.getColorScales().getCool();
  59         colorTempRangeFactor = (colorTempMax - colorTempMin) / 100;
  60     }
  61
  62     @Override
  63     public String getUpdateCommand() {
  64         return Commands.getRealtimeBulbAndSysinfo();
  65     }
  66
  67     @Override
  68     public boolean handleCommand(final ChannelUID channelUid, final Command command) throws IOException {
  69         final String channelId = channelUid.getId();
  70         final int transitionPeriod = configuration.transitionPeriod;
  71         final HasErrorResponse response;
  72
  73         if (command instanceof OnOffType && CHANNELS_BULB_SWITCH.contains(channelId)) {
  74             response = handleOnOffType(channelId, (OnOffType) command, transitionPeriod);
  75         } else if (command instanceof HSBType && CHANNEL_COLOR.equals(channelId)) {
  76             response = handleHSBType(channelId, (HSBType) command, transitionPeriod);
  77         } else if (command instanceof DecimalType) {
  78             response = handleDecimalType(channelId, (DecimalType) command, transitionPeriod);
  79         } else {
  80             return false;
  81         }
  82         checkErrors(response);
  83         return response != null;
  84     }
  85
  86     protected @Nullable HasErrorResponse handleOnOffType(final String channelID, final OnOffType onOff,
  87             final int transitionPeriod) throws IOException {
  88         return commands.setTransitionLightStateResponse(
  89                 connection.sendCommand(commands.setTransitionLightState(onOff, transitionPeriod)));
  90     }
  91
  92     private @Nullable HasErrorResponse handleDecimalType(final String channelID, final DecimalType command,
  93             final int transitionPeriod) throws IOException {
  94         final int intValue = command.intValue();
  95
  96         if (CHANNEL_COLOR.equals(channelID) || CHANNEL_BRIGHTNESS.equals(channelID)) {
  97             return handleBrightness(intValue, transitionPeriod);
  98         } else if (CHANNEL_COLOR_TEMPERATURE.equals(channelID)) {
  99             return handleColorTemperature(convertPercentageToKelvin(intValue), transitionPeriod);
 100         } else if (CHANNEL_COLOR_TEMPERATURE_ABS.equals(channelID)) {
 101             return handleColorTemperature(guardColorTemperature(intValue), transitionPeriod);
 102         }
 103         return null;
 104     }
 105
 106     protected @Nullable HasErrorResponse handleBrightness(final int brightness, final int transitionPeriod)
 107             throws IOException {
 108         return commands.setTransitionLightStateResponse(
 109                 connection.sendCommand(commands.setTransitionLightStateBrightness(brightness, transitionPeriod)));
 110     }
 111
 112     protected @Nullable HasErrorResponse handleColorTemperature(final int colorTemperature, final int transitionPeriod)
 113             throws IOException {
 114         return commands.setTransitionLightStateResponse(
 115                 connection.sendCommand(commands.setColorTemperature(colorTemperature, transitionPeriod)));
 116     }
 117
 118     protected @Nullable HasErrorResponse handleHSBType(final String channelID, final HSBType command,
 119             final int transitionPeriod) throws IOException {
 120         return commands.setTransitionLightStateResponse(
 121                 connection.sendCommand(commands.setTransitionLightStateColor(command, transitionPeriod)));
 122     }
 123
 124     @Override
 125     public State updateChannel(final ChannelUID channelUid, final DeviceState deviceState) {
 126         final LightState lightState = deviceState.getSysinfo().getLightState();
 127         final State state;
 128
 129         switch (channelUid.getId()) {
 130             case CHANNEL_BRIGHTNESS:
 131                 state = lightState.getBrightness();
 132                 break;
 133             case CHANNEL_COLOR:
 134                 state = new HSBType(lightState.getHue(), lightState.getSaturation(), lightState.getBrightness());
 135                 break;
 136             case CHANNEL_COLOR_TEMPERATURE:
 137                 state = new PercentType(convertKelvinToPercentage(lightState.getColorTemp()));
 138                 break;
 139             case CHANNEL_COLOR_TEMPERATURE_ABS:
 140                 state = new DecimalType(guardColorTemperature(lightState.getColorTemp()));
 141                 break;
 142             case CHANNEL_SWITCH:
 143                 state = lightState.getOnOff();
 144                 break;
 145             case CHANNEL_ENERGY_POWER:
 146                 state = new QuantityType<>(deviceState.getRealtime().getPower(), Units.WATT);
 147                 break;
 148             default:
 149                 state = UnDefType.UNDEF;
 150                 break;
 151         }
 152         return state;
 153     }
 154
 155     private int convertPercentageToKelvin(final int percentage) {
 156         return guardColorTemperature(colorTempMin + colorTempRangeFactor * percentage);
 157     }
 158
 159     private int convertKelvinToPercentage(final int colorTemperature) {
 160         return (guardColorTemperature(colorTemperature) - colorTempMin) / colorTempRangeFactor;
 161     }
 162
 163     private int guardColorTemperature(final int colorTemperature) {
 164         return Math.max(colorTempMin, Math.min(colorTempMax, colorTemperature));
 165     }
 166 }