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   1 /**
   2  * Copyright (c) 2010-2020 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.caddx.internal.handler;
  14
  15 import java.util.Collection;
  16 import java.util.Collections;
  17 import java.util.HashMap;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.caddx.internal.CaddxBindingConstants;
  22 import org.openhab.binding.caddx.internal.CaddxEvent;
  23 import org.openhab.binding.caddx.internal.CaddxMessage;
  24 import org.openhab.binding.caddx.internal.CaddxMessageType;
  25 import org.openhab.binding.caddx.internal.CaddxProperty;
  26 import org.openhab.binding.caddx.internal.action.CaddxPanelActions;
  27 import org.openhab.core.library.types.OnOffType;
  28 import org.openhab.core.library.types.StringType;
  29 import org.openhab.core.thing.ChannelUID;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingStatus;
  32 import org.openhab.core.thing.binding.ThingHandlerService;
  33 import org.openhab.core.types.Command;
  34 import org.openhab.core.types.RefreshType;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 /**
  39  * This is a class for handling a Panel type Thing.
  40  *
  41  * @author Georgios Moutsos - Initial contribution
  42  */
  43 @NonNullByDefault
  44 public class ThingHandlerPanel extends CaddxBaseThingHandler {
  45     private final Logger logger = LoggerFactory.getLogger(ThingHandlerPanel.class);
  46     private @Nullable HashMap<String, String> panelLogMessagesMap = null;
  47     private @Nullable String communicatorStackPointer = null;
  48     private long lastRefreshTime = 0;
  49
  50     public ThingHandlerPanel(Thing thing) {
  51         super(thing, CaddxThingType.PANEL);
  52     }
  53
  54     @Override
  55     public void updateChannel(ChannelUID channelUID, String data) {
  56         if (channelUID.getId().equals(CaddxBindingConstants.PANEL_FIRMWARE_VERSION)
  57                 || channelUID.getId().startsWith("panel_log_message_")) {
  58             updateState(channelUID, new StringType(data));
  59         } else {
  60             // All Panel channels are OnOffType
  61             OnOffType onOffType;
  62
  63             onOffType = ("true".equals(data)) ? OnOffType.ON : OnOffType.OFF;
  64             updateState(channelUID, onOffType);
  65         }
  66     }
  67
  68     @Override
  69     public void handleCommand(ChannelUID channelUID, Command command) {
  70         logger.trace("handleCommand(): Command Received - {} {}.", channelUID, command);
  71
  72         String cmd = null;
  73         String data = null;
  74         CaddxBridgeHandler bridgeHandler = getCaddxBridgeHandler();
  75         if (bridgeHandler == null) {
  76             return;
  77         }
  78
  79         if (command instanceof RefreshType) {
  80             if (CaddxBindingConstants.PANEL_LOG_MESSAGE_N_0.equals(channelUID.getId())) {
  81                 cmd = CaddxBindingConstants.PANEL_SYSTEM_STATUS_REQUEST;
  82                 data = "";
  83             } else if (System.currentTimeMillis() - lastRefreshTime > 2000) {
  84                 // Refresh only if 2 seconds have passed from the last refresh
  85                 cmd = CaddxBindingConstants.PANEL_INTERFACE_CONFIGURATION_REQUEST;
  86                 data = "";
  87             } else {
  88                 return;
  89             }
  90
  91             bridgeHandler.sendCommand(cmd, data);
  92             lastRefreshTime = System.currentTimeMillis();
  93         } else {
  94             logger.debug("Unknown command {}", command);
  95         }
  96     }
  97
  98     @Override
  99     public void caddxEventReceived(CaddxEvent event, Thing thing) {
 100         logger.trace("caddxEventReceived(): Event Received - {}.", event);
 101
 102         if (getThing().equals(thing)) {
 103             CaddxMessage message = event.getCaddxMessage();
 104             CaddxMessageType mt = message.getCaddxMessageType();
 105             ChannelUID channelUID = null;
 106
 107             // Log event messages have special handling
 108             if (CaddxMessageType.SYSTEM_STATUS_MESSAGE.equals(mt)) {
 109                 handleSystemStatusMessage(message);
 110             } else if (CaddxMessageType.LOG_EVENT_MESSAGE.equals(mt)) {
 111                 handleLogEventMessage(message);
 112             } else {
 113                 for (CaddxProperty p : mt.properties) {
 114                     if (!p.getId().isEmpty()) {
 115                         String value = message.getPropertyById(p.getId());
 116                         channelUID = new ChannelUID(getThing().getUID(), p.getId());
 117                         updateChannel(channelUID, value);
 118                     }
 119                 }
 120             }
 121
 122             updateStatus(ThingStatus.ONLINE);
 123         }
 124     }
 125
 126     /*
 127      * Gets the pointer into the panel's log messages ring buffer
 128      * and sends the command for the retrieval of the last event_message
 129      */
 130     private void handleSystemStatusMessage(CaddxMessage message) {
 131         // Get the bridge handler
 132         CaddxBridgeHandler bridgeHandler = getCaddxBridgeHandler();
 133         if (bridgeHandler == null) {
 134             return;
 135         }
 136
 137         String pointer = message.getPropertyById("panel_communicator_stack_pointer");
 138         communicatorStackPointer = pointer;
 139
 140         // build map of log message channels to event numbers
 141         HashMap<String, String> map = new HashMap<String, String>();
 142         map.put(pointer, CaddxBindingConstants.PANEL_LOG_MESSAGE_N_0);
 143         bridgeHandler.sendCommand(CaddxBindingConstants.PANEL_LOG_EVENT_REQUEST, pointer);
 144         panelLogMessagesMap = map;
 145     }
 146
 147     /*
 148      * This function handles the panel log messages.
 149      * If the received event_number matches our communication stack pointer then this is the last panel message. The
 150      * channel gets updated and the required log message requests are generated for the update of the other log message
 151      * channels
 152      */
 153     private void handleLogEventMessage(CaddxMessage message) {
 154         // Get the bridge handler
 155         CaddxBridgeHandler bridgeHandler = getCaddxBridgeHandler();
 156         if (bridgeHandler == null) {
 157             return;
 158         }
 159
 160         String eventNumberString = message.getPropertyById("panel_log_event_number");
 161         String eventSizeString = message.getPropertyById("panel_log_event_size");
 162
 163         // build the message
 164         LogEventMessage logEventMessage = new LogEventMessage(message);
 165
 166         logger.trace("Log_event: {}", logEventMessage);
 167
 168         // get the channel id from the map
 169         HashMap<String, String> logMap = panelLogMessagesMap;
 170         String id = logMap.get(eventNumberString);
 171         if (logMap != null && id != null) {
 172             ChannelUID channelUID = new ChannelUID(getThing().getUID(), id);
 173             updateChannel(channelUID, logEventMessage.toString());
 174         }
 175
 176         if (communicatorStackPointer != null && eventNumberString.equals(communicatorStackPointer)) {
 177             HashMap<String, String> map = new HashMap<String, String>();
 178
 179             int eventNumber = Integer.parseInt(eventNumberString);
 180             int eventSize = Integer.parseInt(eventSizeString);
 181
 182             // Retrieve at maximum the 10 last log messages from the panel
 183             int messagesToRetrieve = Math.min(eventSize, 10);
 184             for (int i = 1; i < messagesToRetrieve; i++) {
 185                 eventNumber--;
 186                 if (eventNumber < 0) {
 187                     eventNumber = eventSize;
 188                 }
 189
 190                 map.put(Integer.toString(eventNumber), "panel_log_message_n_" + i);
 191                 bridgeHandler.sendCommand(CaddxBindingConstants.PANEL_LOG_EVENT_REQUEST, Integer.toString(eventNumber));
 192             }
 193
 194             communicatorStackPointer = null;
 195             panelLogMessagesMap = map;
 196         }
 197     }
 198
 199     @Override
 200     public Collection<Class<? extends ThingHandlerService>> getServices() {
 201         return Collections.singleton(CaddxPanelActions.class);
 202     }
 203
 204     private void sendPrimaryCommand(String pin, String function) {
 205         String cmd = CaddxBindingConstants.PARTITION_PRIMARY_COMMAND_WITH_PIN;
 206
 207         // Build the data
 208         StringBuilder sb = new StringBuilder();
 209         sb.append("0x").append(pin.charAt(1)).append(pin.charAt(0)).append(",0x").append(pin.charAt(3))
 210                 .append(pin.charAt(2)).append(",0x").append(pin.charAt(5)).append(pin.charAt(4)).append(",")
 211                 .append(function).append(",").append("255");
 212
 213         CaddxBridgeHandler bridgeHandler = getCaddxBridgeHandler();
 214         if (bridgeHandler == null) {
 215             return;
 216         }
 217         bridgeHandler.sendCommand(cmd, sb.toString());
 218     }
 219
 220     private void sendSecondaryCommand(String function) {
 221         String cmd = CaddxBindingConstants.PARTITION_SECONDARY_COMMAND;
 222
 223         // Build the data
 224         StringBuilder sb = new StringBuilder();
 225         sb.append(function).append(",").append("255");
 226
 227         CaddxBridgeHandler bridgeHandler = getCaddxBridgeHandler();
 228         if (bridgeHandler == null) {
 229             return;
 230         }
 231         bridgeHandler.sendCommand(cmd, sb.toString());
 232     }
 233
 234     public void turnOffAnySounderOrAlarm(String pin) {
 235         sendPrimaryCommand(pin, "0");
 236     }
 237
 238     public void disarm(String pin) {
 239         sendPrimaryCommand(pin, "1");
 240     }
 241
 242     public void armInAwayMode(String pin) {
 243         sendPrimaryCommand(pin, "2");
 244     }
 245
 246     public void armInStayMode(String pin) {
 247         sendPrimaryCommand(pin, "3");
 248     }
 249
 250     public void cancel(String pin) {
 251         sendPrimaryCommand(pin, "4");
 252     }
 253
 254     public void initiateAutoArm(String pin) {
 255         sendPrimaryCommand(pin, "5");
 256     }
 257
 258     public void startWalkTestMode(String pin) {
 259         sendPrimaryCommand(pin, "6");
 260     }
 261
 262     public void stopWalkTestMode(String pin) {
 263         sendPrimaryCommand(pin, "7");
 264     }
 265
 266     public void stay() {
 267         sendSecondaryCommand("0");
 268     }
 269
 270     public void chime() {
 271         sendSecondaryCommand("1");
 272     }
 273
 274     public void exit() {
 275         sendSecondaryCommand("2");
 276     }
 277
 278     public void bypassInteriors() {
 279         sendSecondaryCommand("3");
 280     }
 281
 282     public void firePanic() {
 283         sendSecondaryCommand("4");
 284     }
 285
 286     public void medicalPanic() {
 287         sendSecondaryCommand("5");
 288     }
 289
 290     public void policePanic() {
 291         sendSecondaryCommand("6");
 292     }
 293
 294     public void smokeDetectorReset() {
 295         sendSecondaryCommand("7");
 296     }
 297
 298     public void autoCallbackDownload() {
 299         sendSecondaryCommand("8");
 300     }
 301
 302     public void manualPickupDownload() {
 303         sendSecondaryCommand("9");
 304     }
 305
 306     public void enableSilentExit() {
 307         sendSecondaryCommand("10");
 308     }
 309
 310     public void performTest() {
 311         sendSecondaryCommand("11");
 312     }
 313
 314     public void groupBypass() {
 315         sendSecondaryCommand("12");
 316     }
 317
 318     public void auxiliaryFunction1() {
 319         sendSecondaryCommand("13");
 320     }
 321
 322     public void auxiliaryFunction2() {
 323         sendSecondaryCommand("14");
 324     }
 325
 326     public void startKeypadSounder() {
 327         sendSecondaryCommand("15");
 328     }
 329 }