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   1 /**
   2  * Copyright (c) 2010-2021 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.bmwconnecteddrive.internal.utils;
  14
  15 import java.time.LocalDateTime;
  16 import java.time.ZoneId;
  17 import java.time.ZonedDateTime;
  18 import java.time.format.DateTimeFormatter;
  19 import java.time.format.DateTimeParseException;
  20 import java.util.ArrayList;
  21 import java.util.List;
  22 import java.util.Optional;
  23
  24 import javax.measure.quantity.Length;
  25
  26 import org.eclipse.jdt.annotation.NonNullByDefault;
  27 import org.eclipse.jdt.annotation.Nullable;
  28 import org.openhab.binding.bmwconnecteddrive.internal.dto.compat.VehicleAttributes;
  29 import org.openhab.binding.bmwconnecteddrive.internal.dto.compat.VehicleAttributesContainer;
  30 import org.openhab.binding.bmwconnecteddrive.internal.dto.compat.VehicleMessages;
  31 import org.openhab.binding.bmwconnecteddrive.internal.dto.status.CBSMessage;
  32 import org.openhab.binding.bmwconnecteddrive.internal.dto.status.CCMMessage;
  33 import org.openhab.binding.bmwconnecteddrive.internal.dto.status.Position;
  34 import org.openhab.binding.bmwconnecteddrive.internal.dto.status.VehicleStatus;
  35 import org.openhab.binding.bmwconnecteddrive.internal.dto.status.VehicleStatusContainer;
  36 import org.openhab.core.i18n.TimeZoneProvider;
  37 import org.openhab.core.library.types.QuantityType;
  38 import org.openhab.core.library.unit.ImperialUnits;
  39 import org.openhab.core.types.State;
  40 import org.openhab.core.types.UnDefType;
  41 import org.slf4j.Logger;
  42 import org.slf4j.LoggerFactory;
  43
  44 import com.google.gson.Gson;
  45
  46 /**
  47  * The {@link Converter} Conversion Helpers
  48  *
  49  * @author Bernd Weymann - Initial contribution
  50  */
  51 @NonNullByDefault
  52 public class Converter {
  53     public static final Logger LOGGER = LoggerFactory.getLogger(Converter.class);
  54
  55     public static final DateTimeFormatter SERVICE_DATE_INPUT_PATTERN = DateTimeFormatter.ofPattern("yyyy-MM-dd");
  56     public static final DateTimeFormatter SERVICE_DATE_OUTPUT_PATTERN = DateTimeFormatter.ofPattern("MMM yyyy");
  57
  58     public static final String LOCAL_DATE_INPUT_PATTERN_STRING = "dd.MM.yyyy HH:mm";
  59     public static final DateTimeFormatter LOCAL_DATE_INPUT_PATTERN = DateTimeFormatter
  60             .ofPattern(LOCAL_DATE_INPUT_PATTERN_STRING);
  61
  62     public static final String DATE_INPUT_PATTERN_STRING = "yyyy-MM-dd'T'HH:mm:ss";
  63     public static final DateTimeFormatter DATE_INPUT_PATTERN = DateTimeFormatter.ofPattern(DATE_INPUT_PATTERN_STRING);
  64
  65     public static final String DATE_INPUT_ZONE_PATTERN_STRING = "yyyy-MM-dd'T'HH:mm:ssZ";
  66     public static final DateTimeFormatter DATE_INPUT_ZONE_PATTERN = DateTimeFormatter
  67             .ofPattern(DATE_INPUT_ZONE_PATTERN_STRING);
  68
  69     public static final DateTimeFormatter DATE_OUTPUT_PATTERN = DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm");
  70
  71     private static final Gson GSON = new Gson();
  72     private static final double SCALE = 10;
  73     public static final double MILES_TO_KM_RATIO = 1.60934;
  74     private static final String SPLIT_HYPHEN = "-";
  75     private static final String SPLIT_BRACKET = "\\(";
  76
  77     public static Optional<TimeZoneProvider> timeZoneProvider = Optional.empty();
  78
  79     public static double round(double value) {
  80         return Math.round(value * SCALE) / SCALE;
  81     }
  82
  83     public static String getLocalDateTimeWithoutOffest(@Nullable String input) {
  84         if (input == null) {
  85             return Constants.NULL_DATE;
  86         }
  87         LocalDateTime ldt;
  88         if (input.contains(Constants.PLUS)) {
  89             ldt = LocalDateTime.parse(input, Converter.DATE_INPUT_ZONE_PATTERN);
  90         } else {
  91             ldt = LocalDateTime.parse(input, Converter.DATE_INPUT_PATTERN);
  92         }
  93         return ldt.format(Converter.DATE_INPUT_PATTERN);
  94     }
  95
  96     public static String getLocalDateTime(@Nullable String input) {
  97         if (input == null) {
  98             return Constants.NULL_DATE;
  99         }
 100
 101         LocalDateTime ldt;
 102         if (input.contains(Constants.PLUS)) {
 103             ldt = LocalDateTime.parse(input, Converter.DATE_INPUT_ZONE_PATTERN);
 104         } else {
 105             try {
 106                 ldt = LocalDateTime.parse(input, Converter.DATE_INPUT_PATTERN);
 107             } catch (DateTimeParseException dtpe) {
 108                 ldt = LocalDateTime.parse(input, Converter.LOCAL_DATE_INPUT_PATTERN);
 109             }
 110         }
 111         ZonedDateTime zdtUTC = ldt.atZone(ZoneId.of("UTC"));
 112         ZonedDateTime zdtLZ;
 113         zdtLZ = zdtUTC.withZoneSameInstant(ZoneId.systemDefault());
 114         if (timeZoneProvider.isPresent()) {
 115             zdtLZ = zdtUTC.withZoneSameInstant(timeZoneProvider.get().getTimeZone());
 116         } else {
 117             zdtLZ = zdtUTC.withZoneSameInstant(ZoneId.systemDefault());
 118         }
 119         return zdtLZ.format(Converter.DATE_INPUT_PATTERN);
 120     }
 121
 122     public static void setTimeZoneProvider(TimeZoneProvider tzp) {
 123         timeZoneProvider = Optional.of(tzp);
 124     }
 125
 126     public static String toTitleCase(@Nullable String input) {
 127         if (input == null) {
 128             return toTitleCase(Constants.UNDEF);
 129         } else {
 130             String lower = input.replaceAll(Constants.UNDERLINE, Constants.SPACE).toLowerCase();
 131             String converted = toTitleCase(lower, Constants.SPACE);
 132             converted = toTitleCase(converted, SPLIT_HYPHEN);
 133             converted = toTitleCase(converted, SPLIT_BRACKET);
 134             return converted;
 135         }
 136     }
 137
 138     private static String toTitleCase(String input, String splitter) {
 139         String[] arr = input.split(splitter);
 140         StringBuilder sb = new StringBuilder();
 141         for (int i = 0; i < arr.length; i++) {
 142             if (i > 0) {
 143                 sb.append(splitter.replaceAll("\\\\", Constants.EMPTY));
 144             }
 145             sb.append(Character.toUpperCase(arr[i].charAt(0))).append(arr[i].substring(1));
 146         }
 147         return sb.toString().trim();
 148     }
 149
 150     public static String capitalizeFirst(String str) {
 151         return str.substring(0, 1).toUpperCase() + str.substring(1);
 152     }
 153
 154     public static Gson getGson() {
 155         return GSON;
 156     }
 157
 158     /**
 159      * Measure distance between 2 coordinates
 160      *
 161      * @param sourceLatitude
 162      * @param sourceLongitude
 163      * @param destinationLatitude
 164      * @param destinationLongitude
 165      * @return distance
 166      */
 167     public static double measureDistance(double sourceLatitude, double sourceLongitude, double destinationLatitude,
 168             double destinationLongitude) {
 169         double earthRadius = 6378.137; // Radius of earth in KM
 170         double dLat = destinationLatitude * Math.PI / 180 - sourceLatitude * Math.PI / 180;
 171         double dLon = destinationLongitude * Math.PI / 180 - sourceLongitude * Math.PI / 180;
 172         double a = Math.sin(dLat / 2) * Math.sin(dLat / 2) + Math.cos(sourceLatitude * Math.PI / 180)
 173                 * Math.cos(destinationLatitude * Math.PI / 180) * Math.sin(dLon / 2) * Math.sin(dLon / 2);
 174         double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
 175         return earthRadius * c;
 176     }
 177
 178     /**
 179      * Easy function but there's some measures behind:
 180      * Guessing the range of the Vehicle on Map. If you can drive x kilometers with your Vehicle it's not feasible to
 181      * project this x km Radius on Map. The roads to be taken are causing some overhead because they are not a straight
 182      * line from Location A to B.
 183      * I've taken some measurements to calculate the overhead factor based on Google Maps
 184      * Berlin - Dresden: Road Distance: 193 air-line Distance 167 = Factor 87%
 185      * Kassel - Frankfurt: Road Distance: 199 air-line Distance 143 = Factor 72%
 186      * After measuring more distances you'll find out that the outcome is between 70% and 90%. So
 187      *
 188      * This depends also on the roads of a concrete route but this is only a guess without any Route Navigation behind
 189      *
 190      * In future it's foreseen to replace this with BMW RangeMap Service which isn't running at the moment.
 191      *
 192      * @param range
 193      * @return mapping from air-line distance to "real road" distance
 194      */
 195     public static double guessRangeRadius(double range) {
 196         return range * 0.8;
 197     }
 198
 199     public static State getMiles(QuantityType<Length> qtLength) {
 200         if (qtLength.intValue() == -1) {
 201             return UnDefType.UNDEF;
 202         }
 203         QuantityType<Length> qt = qtLength.toUnit(ImperialUnits.MILE);
 204         if (qt != null) {
 205             return qt;
 206         } else {
 207             LOGGER.debug("Cannot convert {} to miles", qt);
 208             return UnDefType.UNDEF;
 209         }
 210     }
 211
 212     public static int getIndex(String fullString) {
 213         int index = -1;
 214         try {
 215             index = Integer.parseInt(fullString);
 216         } catch (NumberFormatException nfe) {
 217         }
 218         return index;
 219     }
 220
 221     public static String transformLegacyStatus(@Nullable VehicleAttributesContainer vac) {
 222         if (vac != null) {
 223             if (vac.attributesMap != null && vac.vehicleMessages != null) {
 224                 VehicleAttributes attributesMap = vac.attributesMap;
 225                 VehicleMessages vehicleMessages = vac.vehicleMessages;
 226                 // create target objects
 227                 VehicleStatusContainer vsc = new VehicleStatusContainer();
 228                 VehicleStatus vs = new VehicleStatus();
 229                 vsc.vehicleStatus = vs;
 230
 231                 vs.mileage = attributesMap.mileage;
 232                 vs.doorLockState = attributesMap.doorLockState;
 233
 234                 vs.doorDriverFront = attributesMap.doorDriverFront;
 235                 vs.doorDriverRear = attributesMap.doorDriverRear;
 236                 vs.doorPassengerFront = attributesMap.doorPassengerFront;
 237                 vs.doorPassengerRear = attributesMap.doorPassengerRear;
 238                 vs.hood = attributesMap.hoodState;
 239                 vs.trunk = attributesMap.trunkState;
 240
 241                 vs.windowDriverFront = attributesMap.winDriverFront;
 242                 vs.windowDriverRear = attributesMap.winDriverRear;
 243                 vs.windowPassengerFront = attributesMap.winPassengerFront;
 244                 vs.windowPassengerRear = attributesMap.winPassengerRear;
 245                 vs.sunroof = attributesMap.sunroofState;
 246
 247                 vs.remainingFuel = attributesMap.remainingFuel;
 248                 vs.remainingRangeElectric = attributesMap.beRemainingRangeElectricKm;
 249                 vs.remainingRangeElectricMls = attributesMap.beRemainingRangeElectricMile;
 250                 vs.remainingRangeFuel = attributesMap.beRemainingRangeFuelKm;
 251                 vs.remainingRangeFuelMls = attributesMap.beRemainingRangeFuelMile;
 252                 vs.remainingFuel = attributesMap.remainingFuel;
 253                 vs.chargingLevelHv = attributesMap.chargingLevelHv;
 254                 vs.maxRangeElectric = attributesMap.beMaxRangeElectric;
 255                 vs.maxRangeElectricMls = attributesMap.beMaxRangeElectricMile;
 256                 vs.chargingStatus = attributesMap.chargingHVStatus;
 257                 vs.connectionStatus = attributesMap.connectorStatus;
 258                 vs.lastChargingEndReason = attributesMap.lastChargingEndReason;
 259
 260                 vs.updateTime = attributesMap.updateTimeConverted;
 261                 vs.updateReason = attributesMap.lastUpdateReason;
 262
 263                 Position p = new Position();
 264                 p.lat = attributesMap.gpsLat;
 265                 p.lon = attributesMap.gpsLon;
 266                 p.heading = attributesMap.heading;
 267                 vs.position = p;
 268
 269                 final List<CCMMessage> ccml = new ArrayList<CCMMessage>();
 270                 if (vehicleMessages != null) {
 271                     if (vehicleMessages.ccmMessages != null) {
 272                         vehicleMessages.ccmMessages.forEach(entry -> {
 273                             CCMMessage ccmM = new CCMMessage();
 274                             ccmM.ccmDescriptionShort = entry.text;
 275                             ccmM.ccmDescriptionLong = Constants.HYPHEN;
 276                             ccmM.ccmMileage = entry.unitOfLengthRemaining;
 277                             ccml.add(ccmM);
 278                         });
 279                     }
 280                 }
 281                 vs.checkControlMessages = ccml;
 282
 283                 final List<CBSMessage> cbsl = new ArrayList<CBSMessage>();
 284                 if (vehicleMessages != null) {
 285                     if (vehicleMessages.cbsMessages != null) {
 286                         vehicleMessages.cbsMessages.forEach(entry -> {
 287                             CBSMessage cbsm = new CBSMessage();
 288                             cbsm.cbsType = entry.text;
 289                             cbsm.cbsDescription = entry.description;
 290                             cbsm.cbsDueDate = entry.date;
 291                             cbsm.cbsRemainingMileage = entry.unitOfLengthRemaining;
 292                             cbsl.add(cbsm);
 293                         });
 294                     }
 295                 }
 296                 vs.cbsData = cbsl;
 297                 return Converter.getGson().toJson(vsc);
 298             }
 299         }
 300         return Constants.EMPTY_JSON;
 301     }
 302 }