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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.plugwise.internal;
  14
  15 import static org.openhab.binding.plugwise.internal.PlugwiseBindingConstants.*;
  16 import static org.openhab.binding.plugwise.internal.protocol.field.DeviceType.*;
  17
  18 import java.time.LocalDateTime;
  19 import java.time.ZoneId;
  20 import java.time.format.DateTimeFormatter;
  21 import java.util.Map;
  22
  23 import org.eclipse.jdt.annotation.NonNullByDefault;
  24 import org.eclipse.jdt.annotation.Nullable;
  25 import org.openhab.binding.plugwise.internal.protocol.InformationResponseMessage;
  26 import org.openhab.binding.plugwise.internal.protocol.field.DeviceType;
  27 import org.openhab.core.library.types.DateTimeType;
  28 import org.openhab.core.thing.Thing;
  29 import org.openhab.core.thing.ThingTypeUID;
  30
  31 /**
  32  * Utility class for sharing utility methods between objects.
  33  *
  34  * @author Wouter Born - Initial contribution
  35  */
  36 @NonNullByDefault
  37 public final class PlugwiseUtils {
  38
  39     private PlugwiseUtils() {
  40         // Hidden utility class constructor
  41     }
  42
  43     public static DeviceType getDeviceType(ThingTypeUID uid) {
  44         if (THING_TYPE_CIRCLE.equals(uid)) {
  45             return CIRCLE;
  46         } else if (THING_TYPE_CIRCLE_PLUS.equals(uid)) {
  47             return CIRCLE_PLUS;
  48         } else if (THING_TYPE_SCAN.equals(uid)) {
  49             return SCAN;
  50         } else if (THING_TYPE_SENSE.equals(uid)) {
  51             return SENSE;
  52         } else if (THING_TYPE_STEALTH.equals(uid)) {
  53             return STEALTH;
  54         } else if (THING_TYPE_SWITCH.equals(uid)) {
  55             return SWITCH;
  56         } else {
  57             return UNKNOWN;
  58         }
  59     }
  60
  61     public static @Nullable ThingTypeUID getThingTypeUID(DeviceType deviceType) {
  62         if (deviceType == CIRCLE) {
  63             return THING_TYPE_CIRCLE;
  64         } else if (deviceType == CIRCLE_PLUS) {
  65             return THING_TYPE_CIRCLE_PLUS;
  66         } else if (deviceType == SCAN) {
  67             return THING_TYPE_SCAN;
  68         } else if (deviceType == SENSE) {
  69             return THING_TYPE_SENSE;
  70         } else if (deviceType == STEALTH) {
  71             return THING_TYPE_STEALTH;
  72         } else if (deviceType == SWITCH) {
  73             return THING_TYPE_SWITCH;
  74         } else {
  75             return null;
  76         }
  77     }
  78
  79     public static String lowerCamelToUpperUnderscore(String text) {
  80         return text.replaceAll("([a-z])([A-Z]+)", "$1_$2").toUpperCase();
  81     }
  82
  83     public static <T extends Comparable<T>> T minComparable(T first, T second) {
  84         return first.compareTo(second) <= 0 ? first : second;
  85     }
  86
  87     public static DateTimeType newDateTimeType(LocalDateTime localDateTime) {
  88         return new DateTimeType(localDateTime.atZone(ZoneId.systemDefault()));
  89     }
  90
  91     public static void stopBackgroundThread(@Nullable Thread thread) {
  92         if (thread != null) {
  93             thread.interrupt();
  94             try {
  95                 thread.join();
  96             } catch (InterruptedException e) {
  97                 Thread.interrupted();
  98             }
  99         }
 100     }
 101
 102     public static String upperUnderscoreToLowerCamel(String text) {
 103         final String delimiter = "_";
 104         StringBuilder upperCamelBuilder = new StringBuilder(text.length());
 105         for (String str : text.split(delimiter)) {
 106             if (upperCamelBuilder.isEmpty() && str.length() > 0) {
 107                 upperCamelBuilder.append(str.substring(0, 1).toLowerCase());
 108             } else if (str.length() > 0) {
 109                 upperCamelBuilder.append(str.substring(0, 1).toUpperCase());
 110             }
 111             if (str.length() > 1) {
 112                 upperCamelBuilder.append(str.substring(1).toLowerCase());
 113             }
 114         }
 115         return upperCamelBuilder.toString();
 116     }
 117
 118     public static boolean updateProperties(Map<String, String> properties, InformationResponseMessage message) {
 119         boolean update = false;
 120
 121         // Update firmware version property
 122         String oldFirmware = properties.get(Thing.PROPERTY_FIRMWARE_VERSION);
 123         String newFirmware = DateTimeFormatter.ISO_LOCAL_DATE.format(message.getFirmwareVersion());
 124         if (oldFirmware == null || !oldFirmware.equals(newFirmware)) {
 125             properties.put(Thing.PROPERTY_FIRMWARE_VERSION, newFirmware);
 126             update = true;
 127         }
 128
 129         // Update hardware version property
 130         String oldHardware = properties.get(Thing.PROPERTY_HARDWARE_VERSION);
 131         String newHardware = message.getHardwareVersion();
 132         if (oldHardware == null || !oldHardware.equals(newHardware)) {
 133             properties.put(Thing.PROPERTY_HARDWARE_VERSION, newHardware);
 134             update = true;
 135         }
 136
 137         // Update hertz property for devices with a relay
 138         if (message.getDeviceType().isRelayDevice()) {
 139             String oldHertz = properties.get(PlugwiseBindingConstants.PROPERTY_HERTZ);
 140             String newHertz = Integer.toString(message.getHertz());
 141             if (oldHertz == null || !oldHertz.equals(newHertz)) {
 142                 properties.put(PlugwiseBindingConstants.PROPERTY_HERTZ, newHertz);
 143                 update = true;
 144             }
 145         }
 146
 147         // Update MAC address property
 148         String oldMACAddress = properties.get(PlugwiseBindingConstants.PROPERTY_MAC_ADDRESS);
 149         String newMACAddress = message.getMACAddress().toString();
 150         if (oldMACAddress == null || !oldMACAddress.equals(newMACAddress)) {
 151             properties.put(PlugwiseBindingConstants.PROPERTY_MAC_ADDRESS, newMACAddress);
 152             update = true;
 153         }
 154
 155         return update;
 156     }
 157 }