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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.io.imperihome.internal.model.device;
14
15 import org.apache.commons.lang.StringUtils;
16 import org.openhab.core.items.Item;
17 import org.openhab.core.library.types.DecimalType;
18 import org.openhab.core.types.State;
19 import org.openhab.io.imperihome.internal.model.param.NumericValueParam;
20 import org.openhab.io.imperihome.internal.model.param.ParamType;
21 import org.openhab.io.imperihome.internal.processor.ItemProcessor;
22
23 /**
24  * Wind sensor device.
25  *
26  * @author Pepijn de Geus - Initial contribution
27  */
28 public class WindDevice extends AbstractNumericValueDevice {
29
30     private static final String LINK_DIRECTION = "direction";
31
32     public WindDevice(Item item) {
33         super(DeviceType.WIND, item, "km/h");
34     }
35
36     @Override
37     public void updateParams() {
38         super.updateParams();
39
40         if (getLinks().containsKey(LINK_DIRECTION)) {
41             String deviceName = getLinks().get(LINK_DIRECTION);
42             String deviceId = ItemProcessor.getDeviceId(deviceName);
43             AbstractDevice dirDevice = getDeviceRegistry().getDevice(deviceId);
44             if (dirDevice == null) {
45                 logger.error("Couldn't resolve linked wind direction device '{}', make sure the Item has iss tags",
46                         deviceName);
47                 return;
48             }
49
50             NumericValueParam valueParam = (NumericValueParam) dirDevice.getParams().get(ParamType.GENERIC_VALUE);
51             if (valueParam == null) {
52                 logger.warn("Linked Wind direction device has no Value parameter: {}", dirDevice);
53                 return;
54             }
55
56             NumericValueParam dirParam = new NumericValueParam(ParamType.DIRECTION, valueParam.getUnit(), null);
57             if (StringUtils.isEmpty(dirParam.getUnit())) {
58                 dirParam.setUnit("Degrees");
59             }
60
61             dirParam.setValue(valueParam.getValue());
62             addParam(dirParam);
63         }
64     }
65
66     @Override
67     public void stateUpdated(Item item, State newState) {
68         super.stateUpdated(item, newState);
69
70         DecimalType value = (DecimalType) item.getStateAs(DecimalType.class);
71         addParam(new NumericValueParam(ParamType.SPEED, getUnit(), value));
72     }
73 }