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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.haywardomnilogic.internal.handler;
  14
  15 import java.math.BigDecimal;
  16 import java.util.ArrayList;
  17 import java.util.List;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.haywardomnilogic.internal.HaywardBindingConstants;
  21 import org.openhab.binding.haywardomnilogic.internal.HaywardException;
  22 import org.openhab.binding.haywardomnilogic.internal.HaywardThingHandler;
  23 import org.openhab.core.library.types.OnOffType;
  24 import org.openhab.core.thing.Bridge;
  25 import org.openhab.core.thing.Channel;
  26 import org.openhab.core.thing.ChannelUID;
  27 import org.openhab.core.thing.Thing;
  28 import org.openhab.core.thing.ThingStatus;
  29 import org.openhab.core.thing.ThingStatusDetail;
  30 import org.openhab.core.types.Command;
  31 import org.openhab.core.types.RefreshType;
  32 import org.openhab.core.types.StateDescriptionFragment;
  33 import org.openhab.core.types.StateDescriptionFragmentBuilder;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 /**
  38  * The Virtual Heater Handler
  39  *
  40  * @author Matt Myers - Initial contribution
  41  */
  42 @NonNullByDefault
  43 public class HaywardVirtualHeaterHandler extends HaywardThingHandler {
  44     private final Logger logger = LoggerFactory.getLogger(HaywardVirtualHeaterHandler.class);
  45
  46     public HaywardVirtualHeaterHandler(Thing thing) {
  47         super(thing);
  48     }
  49
  50     @Override
  51     public void initialize() {
  52         try {
  53             setStateDescriptions();
  54             updateStatus(ThingStatus.ONLINE);
  55         } catch (HaywardException e) {
  56             updateStatus(ThingStatus.OFFLINE);
  57         }
  58     }
  59
  60     @Override
  61     public void setStateDescriptions() throws HaywardException {
  62         Bridge bridge = getBridge();
  63         if (bridge != null) {
  64             HaywardBridgeHandler bridgehandler = (HaywardBridgeHandler) bridge.getHandler();
  65             if (bridgehandler != null) {
  66                 // Set heater min and max speeds
  67                 Channel ch = thing.getChannel(HaywardBindingConstants.CHANNEL_VIRTUALHEATER_CURRENTSETPOINT);
  68                 if (ch != null) {
  69                     StateDescriptionFragment stateDescriptionFragment = StateDescriptionFragmentBuilder.create()
  70                             .withMinimum(new BigDecimal(getThing().getProperties()
  71                                     .get(HaywardBindingConstants.PROPERTY_VIRTUALHEATER_MINSETTABLEWATERTEMP)))
  72                             .withMaximum(new BigDecimal(getThing().getProperties()
  73                                     .get(HaywardBindingConstants.PROPERTY_VIRTUALHEATER_MAXSETTABLEWATERTEMP)))
  74                             .build();
  75                     bridgehandler.updateChannelStateDescriptionFragment(ch, stateDescriptionFragment);
  76                 }
  77             }
  78         }
  79     }
  80
  81     @Override
  82     public void getTelemetry(String xmlResponse) throws HaywardException {
  83         List<String> systemIDs = new ArrayList<>();
  84         List<String> data = new ArrayList<>();
  85
  86         Bridge bridge = getBridge();
  87         if (bridge != null) {
  88             HaywardBridgeHandler bridgehandler = (HaywardBridgeHandler) bridge.getHandler();
  89             if (bridgehandler != null) {
  90                 systemIDs = bridgehandler.evaluateXPath("//VirtualHeater/@systemId", xmlResponse);
  91                 String thingSystemID = getThing().getUID().getId();
  92                 for (int i = 0; i < systemIDs.size(); i++) {
  93                     if (systemIDs.get(i).equals(thingSystemID)) {
  94                         data = bridgehandler.evaluateXPath("//VirtualHeater/@Current-Set-Point", xmlResponse);
  95                         updateData(HaywardBindingConstants.CHANNEL_VIRTUALHEATER_CURRENTSETPOINT, data.get(i));
  96
  97                         data = bridgehandler.evaluateXPath("//VirtualHeater/@enable", xmlResponse);
  98                         if (data.get(i).equals("yes")) {
  99                             updateData(HaywardBindingConstants.CHANNEL_VIRTUALHEATER_ENABLE, "1");
 100                         } else if (data.get(i).equals("no")) {
 101                             updateData(HaywardBindingConstants.CHANNEL_VIRTUALHEATER_ENABLE, "0");
 102                         }
 103                     }
 104                 }
 105                 this.updateStatus(ThingStatus.ONLINE);
 106             } else {
 107                 this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_UNINITIALIZED);
 108             }
 109         }
 110     }
 111
 112     @Override
 113     public void handleCommand(ChannelUID channelUID, Command command) {
 114         if ((command instanceof RefreshType)) {
 115             return;
 116         }
 117
 118         String systemID = getThing().getProperties().get(HaywardBindingConstants.PROPERTY_SYSTEM_ID);
 119         String poolID = getThing().getProperties().get(HaywardBindingConstants.PROPERTY_BOWID);
 120         String heaterMinSetTemp = getThing().getProperties()
 121                 .get(HaywardBindingConstants.PROPERTY_VIRTUALHEATER_MINSETTABLEWATERTEMP);
 122         String heaterMaxSetTemp = getThing().getProperties()
 123                 .get(HaywardBindingConstants.PROPERTY_VIRTUALHEATER_MAXSETTABLEWATERTEMP);
 124
 125         Bridge bridge = getBridge();
 126         if (bridge != null) {
 127             HaywardBridgeHandler bridgehandler = (HaywardBridgeHandler) bridge.getHandler();
 128             if (bridgehandler != null) {
 129                 String cmdString = this.cmdToString(command);
 130                 String cmdURL = null;
 131
 132                 if (command == OnOffType.ON) {
 133                     cmdString = "True";
 134                 } else if (command == OnOffType.OFF) {
 135                     cmdString = "False";
 136                 }
 137
 138                 try {
 139                     switch (channelUID.getId()) {
 140                         case HaywardBindingConstants.CHANNEL_VIRTUALHEATER_ENABLE:
 141                             cmdURL = HaywardBindingConstants.COMMAND_PARAMETERS
 142                                     + "<Name>SetHeaterEnable</Name><Parameters>"
 143                                     + "<Parameter name=\"Token\" dataType=\"String\">" + bridgehandler.account.token
 144                                     + "</Parameter>" + "<Parameter name=\"MspSystemID\" dataType=\"int\">"
 145                                     + bridgehandler.account.mspSystemID + "</Parameter>"
 146                                     + "<Parameter name=\"PoolID\" dataType=\"int\">" + poolID + "</Parameter>"
 147                                     + "<Parameter name=\"HeaterID\" dataType=\"int\">" + systemID + "</Parameter>"
 148                                     + "<Parameter name=\"Enabled\" dataType=\"bool\">" + cmdString + "</Parameter>"
 149                                     + "</Parameters></Request>";
 150                             break;
 151
 152                         case HaywardBindingConstants.CHANNEL_VIRTUALHEATER_CURRENTSETPOINT:
 153                             if (heaterMinSetTemp != null && heaterMaxSetTemp != null) {
 154                                 if (Integer.parseInt(cmdString) < Integer.parseInt(heaterMinSetTemp)) {
 155                                     cmdString = heaterMinSetTemp;
 156                                 } else if (Integer.parseInt(cmdString) > Integer.parseInt(heaterMaxSetTemp)) {
 157                                     cmdString = heaterMaxSetTemp;
 158                                 }
 159                             }
 160
 161                             cmdURL = HaywardBindingConstants.COMMAND_PARAMETERS
 162                                     + "<Name>SetUIHeaterCmd</Name><Parameters>"
 163                                     + "<Parameter name=\"Token\" dataType=\"String\">" + bridgehandler.account.token
 164                                     + "</Parameter>" + "<Parameter name=\"MspSystemID\" dataType=\"int\">"
 165                                     + bridgehandler.account.mspSystemID + "</Parameter>"
 166                                     + "<Parameter name=\"PoolID\" dataType=\"int\">" + poolID + "</Parameter>"
 167                                     + "<Parameter name=\"HeaterID\" dataType=\"int\">" + systemID + "</Parameter>"
 168                                     + "<Parameter name=\"Temp\" dataType=\"int\">" + cmdString + "</Parameter>"
 169                                     + "</Parameters></Request>";
 170                             break;
 171                         default:
 172                             logger.warn("haywardCommand Unsupported type {}", channelUID);
 173                             return;
 174                     }
 175
 176                     // *****Send Command to Hayward server
 177                     String xmlResponse = bridgehandler.httpXmlResponse(cmdURL);
 178                     String status = bridgehandler.evaluateXPath("//Parameter[@name='Status']/text()", xmlResponse)
 179                             .get(0);
 180
 181                     if (!("0".equals(status))) {
 182                         logger.debug("haywardCommand XML response: {}", xmlResponse);
 183                         return;
 184                     }
 185                 } catch (HaywardException e) {
 186                     logger.debug("Unable to send command to Hayward's server {}:{}:{}",
 187                             bridgehandler.config.endpointUrl, bridgehandler.config.username, e.getMessage());
 188                 } catch (InterruptedException e) {
 189                     return;
 190                 }
 191                 this.updateStatus(ThingStatus.ONLINE);
 192             } else {
 193                 this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_UNINITIALIZED);
 194             }
 195         }
 196     }
 197 }