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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.homematic.internal.communicator.virtual;
  14
  15 import static org.openhab.binding.homematic.internal.misc.HomematicConstants.VIRTUAL_DATAPOINT_NAME_DELETE_DEVICE_MODE;
  16
  17 import java.io.IOException;
  18
  19 import org.openhab.binding.homematic.internal.misc.HomematicClientException;
  20 import org.openhab.binding.homematic.internal.model.HmDatapoint;
  21 import org.openhab.binding.homematic.internal.model.HmDatapointConfig;
  22 import org.openhab.binding.homematic.internal.model.HmDevice;
  23 import org.openhab.binding.homematic.internal.model.HmInterface;
  24 import org.openhab.binding.homematic.internal.model.HmValueType;
  25
  26 /**
  27  * A virtual enum datapoint which holds the delete flag for deleting a device with the DELETE_DEVICE virtual datapoint.
  28  * Falls back to LOCKED after 30 seconds to prevent accidental deletion.
  29  *
  30  * @author Gerhard Riegler - Initial contribution
  31  */
  32 public class DeleteDeviceModeVirtualDatapointHandler extends AbstractVirtualDatapointHandler {
  33     protected static final String MODE_LOCKED = "LOCKED";
  34     protected static final String MODE_RESET = "RESET";
  35     protected static final String MODE_FORCE = "FORCE";
  36     protected static final String MODE_DEFER = "DEFER";
  37     private static final int DELETE_MODE_DURATION = 30;
  38
  39     @Override
  40     public String getName() {
  41         return VIRTUAL_DATAPOINT_NAME_DELETE_DEVICE_MODE;
  42     }
  43
  44     @Override
  45     public void initialize(HmDevice device) {
  46         if (!device.isGatewayExtras() && !(device.getHmInterface() == HmInterface.CUXD)) {
  47             HmDatapoint dp = addDatapoint(device, 0, getName(), HmValueType.ENUM, 0, false);
  48             dp.setOptions(new String[] { MODE_LOCKED, MODE_RESET, MODE_FORCE, MODE_DEFER });
  49             dp.setMinValue(0);
  50             dp.setMaxValue(dp.getOptions().length - 1);
  51         }
  52     }
  53
  54     @Override
  55     public boolean canHandleCommand(HmDatapoint dp, Object value) {
  56         return getName().equals(dp.getName());
  57     }
  58
  59     @Override
  60     public void handleCommand(VirtualGateway gateway, HmDatapoint dp, HmDatapointConfig dpConfig, Object value)
  61             throws IOException, HomematicClientException {
  62         dp.setValue(value);
  63         if (!MODE_LOCKED.equals(dp.getOptionValue())) {
  64             gateway.disableDatapoint(dp, DELETE_MODE_DURATION);
  65         }
  66     }
  67 }