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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.solaredge.internal.model;
  14
  15 import static org.openhab.binding.solaredge.internal.SolarEdgeBindingConstants.*;
  16
  17 import java.util.HashMap;
  18 import java.util.List;
  19 import java.util.Map;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.openhab.binding.solaredge.internal.handler.ChannelProvider;
  23 import org.openhab.binding.solaredge.internal.model.AggregateDataResponsePublicApi.EnergyDetails;
  24 import org.openhab.binding.solaredge.internal.model.AggregateDataResponsePublicApi.MeterTelemetries;
  25 import org.openhab.binding.solaredge.internal.model.AggregateDataResponsePublicApi.MeterTelemetry;
  26 import org.openhab.core.thing.Channel;
  27 import org.openhab.core.types.State;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 /**
  32  * transforms the http response into the openhab datamodel (instances of State)
  33  *
  34  * @author Alexander Friese - initial contribution
  35  */
  36 @NonNullByDefault
  37 public class AggregateDataResponseTransformerPublicApi extends AbstractDataResponseTransformer {
  38     private final Logger logger = LoggerFactory.getLogger(AggregateDataResponseTransformerPublicApi.class);
  39
  40     private static final String METER_TYPE_PRODUCTION = "Production";
  41     private static final String METER_TYPE_CONSUMPTION = "Consumption";
  42     private static final String METER_TYPE_SELFCONSUMPTION = "SelfConsumption";
  43     private static final String METER_TYPE_IMPORT = "Purchased";
  44     private static final String METER_TYPE_EXPORT = "FeedIn";
  45
  46     private final ChannelProvider channelProvider;
  47
  48     public AggregateDataResponseTransformerPublicApi(ChannelProvider channelProvider) {
  49         this.channelProvider = channelProvider;
  50     }
  51
  52     public Map<Channel, State> transform(AggregateDataResponsePublicApi response, AggregatePeriod period) {
  53         Map<Channel, State> result = new HashMap<>(20);
  54         EnergyDetails energyDetails = response.getEnergyDetails();
  55
  56         if (energyDetails != null) {
  57             AggregatePeriod timeUnit = energyDetails.timeUnit;
  58             String unit = energyDetails.unit;
  59             List<MeterTelemetries> meters = energyDetails.meters;
  60             if (timeUnit != null && unit != null && meters != null) {
  61                 for (MeterTelemetries meter : meters) {
  62                     String type = meter.type;
  63                     if (type != null) {
  64                         if (type.equals(METER_TYPE_PRODUCTION)) {
  65                             fillAggregateData(timeUnit, unit, meter, CHANNEL_ID_PRODUCTION, result);
  66                         } else if (type.equals(METER_TYPE_CONSUMPTION)) {
  67                             fillAggregateData(timeUnit, unit, meter, CHANNEL_ID_CONSUMPTION, result);
  68                         } else if (type.equals(METER_TYPE_SELFCONSUMPTION)) {
  69                             fillAggregateData(timeUnit, unit, meter, CHANNEL_ID_SELF_CONSUMPTION_FOR_CONSUMPTION,
  70                                     result);
  71                         } else if (type.equals(METER_TYPE_IMPORT)) {
  72                             fillAggregateData(timeUnit, unit, meter, CHANNEL_ID_IMPORT, result);
  73                         } else if (type.equals(METER_TYPE_EXPORT)) {
  74                             fillAggregateData(timeUnit, unit, meter, CHANNEL_ID_EXPORT, result);
  75                         }
  76                     }
  77                 }
  78                 fillSelfConsumptionCoverage(timeUnit, result);
  79             }
  80         }
  81         return result;
  82     }
  83
  84     /**
  85      * copies production data to the result map
  86      *
  87      * @param meter meter raw data
  88      * @param valueMap target structure
  89      */
  90     private final void fillAggregateData(AggregatePeriod period, String unit, MeterTelemetries meter, String channelId,
  91             Map<Channel, State> valueMap) {
  92         String group = convertPeriodToGroup(period);
  93         List<MeterTelemetry> values = meter.values;
  94
  95         if (values != null) {
  96             switch (period) {
  97                 case WEEK:
  98                     if (values.size() == 1) {
  99                         putEnergyType(valueMap, channelProvider.getChannel(group, channelId), unit, values.get(0));
 100                     } else if (values.size() == 2) {
 101                         putEnergyType(valueMap, channelProvider.getChannel(group, channelId), unit, values.get(0),
 102                                 values.get(1));
 103                     } else {
 104                         logger.warn("Response for weekly data has unexpected format, expected 2 entries got {}",
 105                                 values.size());
 106                     }
 107                     break;
 108                 case DAY:
 109                 case MONTH:
 110                 case YEAR:
 111                     putEnergyType(valueMap, channelProvider.getChannel(group, channelId), unit, values.get(0));
 112                     break;
 113             }
 114         }
 115     }
 116
 117     /**
 118      * calculates the self consumption coverage
 119      *
 120      * @param valueMap target structure
 121      */
 122     private final void fillSelfConsumptionCoverage(AggregatePeriod period, Map<Channel, State> valueMap) {
 123         State selfConsumption = null;
 124         State consumption = null;
 125
 126         String group = convertPeriodToGroup(period);
 127
 128         selfConsumption = valueMap.get(channelProvider.getChannel(group, CHANNEL_ID_SELF_CONSUMPTION_FOR_CONSUMPTION));
 129         consumption = valueMap.get(channelProvider.getChannel(group, CHANNEL_ID_CONSUMPTION));
 130         putPercentType(valueMap, channelProvider.getChannel(group, CHANNEL_ID_SELF_CONSUMPTION_COVERAGE),
 131                 selfConsumption, consumption);
 132     }
 133 }