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1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by |
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3 * Björnsen Beratende Ingenieure GmbH |
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt |
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5 * |
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6 * This file is Free Software under the GNU AGPL (>=v3) |
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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8 * documentation coming with Dive4Elements River for details. |
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9 */ |
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10 package org.dive4elements.river.artifacts.sinfo.flowdepthdev; |
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11 |
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12 import java.util.ArrayList; |
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13 import java.util.Collection; |
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14 |
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15 import org.apache.commons.lang.math.DoubleRange; |
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16 import org.dive4elements.artifacts.CallContext; |
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17 import org.dive4elements.river.artifacts.model.Calculation; |
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18 import org.dive4elements.river.artifacts.model.CalculationResult; |
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19 import org.dive4elements.river.artifacts.model.WKms; |
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20 import org.dive4elements.river.artifacts.resources.Resources; |
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21 import org.dive4elements.river.artifacts.sinfo.SINFOArtifact; |
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22 import org.dive4elements.river.artifacts.sinfo.common.RiverInfoProvider; |
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23 import org.dive4elements.river.artifacts.sinfo.common.SInfoResultRow; |
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24 import org.dive4elements.river.artifacts.sinfo.common.SInfoResultType; |
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25 import org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthUtils; |
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26 import org.dive4elements.river.artifacts.sinfo.flowdepth.WstSoundingIdPair; |
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27 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.WaterlevelValuesFinder; |
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28 import org.dive4elements.river.artifacts.sinfo.tkhstate.BedHeightsFinder; |
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29 import org.dive4elements.river.artifacts.sinfo.util.BedHeightInfo; |
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30 import org.dive4elements.river.artifacts.sinfo.util.CalculationUtils; |
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31 import org.dive4elements.river.artifacts.sinfo.util.RiverInfo; |
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32 import org.dive4elements.river.artifacts.sinfo.util.WstInfo; |
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33 import org.dive4elements.river.artifacts.states.WaterlevelData; |
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34 import org.dive4elements.river.artifacts.states.WaterlevelFetcher; |
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35 import org.dive4elements.river.model.River; |
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36 |
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37 /** |
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38 * @author Gernot Belger |
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39 */ |
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40 final class FlowDepthDevelopmentCalculation { |
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41 |
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42 private final CallContext context; |
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43 |
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44 public FlowDepthDevelopmentCalculation(final CallContext context) { |
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45 this.context = context; |
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46 } |
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47 |
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48 public CalculationResult calculate(final SINFOArtifact sinfo) { |
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49 |
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50 final String user = CalculationUtils.findArtifactUser(this.context, sinfo); |
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51 |
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52 /* access input data */ |
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53 final FlowDepthDevelopmentAccess access = new FlowDepthDevelopmentAccess(sinfo); |
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54 final River river = access.getRiver(); |
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55 final RiverInfo riverInfo = new RiverInfo(river); |
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56 |
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57 final WstSoundingIdPair currentPair = access.getCurrentPair(); |
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58 final WstSoundingIdPair histPair = access.getHistoricalPair(); |
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59 |
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60 final DoubleRange calcRange = access.getRange(); |
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61 |
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62 /* calculate results for each diff pair */ |
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63 final Calculation problems = new Calculation(); |
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64 |
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65 final RiverInfoProvider infoProvider = RiverInfoProvider.forRange(this.context, river, calcRange); |
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66 |
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67 final String calcModeLabel = Resources.getMsg(this.context.getMeta(), sinfo.getCalculationMode().name()); |
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68 |
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69 final FlowDepthDevelopmentCalculationResults results = new FlowDepthDevelopmentCalculationResults(calcModeLabel, user, riverInfo, calcRange); |
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70 |
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71 final FlowDepthDevelopmentCalculationResult result = calculateResult(calcRange, currentPair, histPair, problems, infoProvider); |
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72 if (result != null) |
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73 results.addResult(result); |
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74 |
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75 return new CalculationResult(results, problems); |
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76 } |
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77 |
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78 private FlowDepthDevelopmentCalculationResult calculateResult(final DoubleRange calcRange, final WstSoundingIdPair currentPair, |
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79 final WstSoundingIdPair histPair, final Calculation problems, final RiverInfoProvider infoProvider) { |
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80 |
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81 /* access real input data from database */ |
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82 final WaterlevelData currentWaterlevel = loadWaterlevel(currentPair, problems); |
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83 if (currentWaterlevel == null) |
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84 return null; |
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85 |
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86 final WaterlevelData historicalWaterlevel = loadWaterlevel(histPair, problems); |
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87 if (historicalWaterlevel == null) |
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88 return null; |
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89 |
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90 final BedHeightsFinder currentSounding = loadBedHeight(currentPair, calcRange, problems); |
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91 if (currentSounding == null) |
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92 return null; |
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93 |
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94 final BedHeightsFinder historicalSounding = loadBedHeight(histPair, calcRange, problems); |
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95 if (historicalSounding == null) |
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96 return null; |
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97 |
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98 // FIXME: check current/hist wst have same discharge... |
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99 |
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100 final BedHeightInfo currentSoundingInfo = currentSounding.getInfo(); |
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101 final BedHeightInfo historicalSoundingInfo = historicalSounding.getInfo(); |
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102 |
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103 // final String label = createLabel(waterlevel, minBedHeight, maxBedHeight); |
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104 |
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105 // final WKms wstKms = waterlevel.getWkms(); |
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106 final int currentWstYear = currentWaterlevel.getYear(); |
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107 final int historicalWstYear = historicalWaterlevel.getYear(); |
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108 final int currentSoundingYear = currentSoundingInfo.getYear(); |
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109 final int historicalSoundingYear = historicalSoundingInfo.getYear(); |
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110 |
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111 // FIXME: distinguish error messages |
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112 FlowDepthUtils.checkYearDifference("", currentWstYear, currentSoundingYear, problems); |
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113 FlowDepthUtils.checkYearDifference("", historicalWstYear, historicalSoundingYear, problems); |
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114 |
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115 // checkWaterlevelDiscretisation(wstKms, calcRange, problems); |
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116 // TODO: prüfen, ob sohlhöhen die calcRange abdecken/überschneiden |
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117 |
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118 /* re-determine the reference gauge, in the same way as the WaterlevelArtifact would do it */ |
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119 final RiverInfoProvider currentRiverInfoProvider = infoProvider.forWaterlevel(currentWaterlevel); |
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120 final RiverInfoProvider histRiverInfoProvider = infoProvider.forWaterlevel(historicalWaterlevel); |
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121 |
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122 final WstInfo currentWstInfo = new WstInfo(currentWaterlevel.getName(), currentWstYear, currentRiverInfoProvider.getReferenceGauge()); |
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123 final WstInfo historicalWstInfo = new WstInfo(historicalWaterlevel.getName(), historicalWstYear, histRiverInfoProvider.getReferenceGauge()); |
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124 |
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125 final WKms currentWkms = currentWaterlevel.getWkms(); |
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126 final WaterlevelValuesFinder currentWstProvider = WaterlevelValuesFinder.fromKms(currentWkms); |
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127 // final DischargeValuesFinder currentDischargeProvider = DischargeValuesFinder.fromKms(currentWkms); |
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128 |
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129 final WKms historicalWkms = historicalWaterlevel.getWkms(); |
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130 final WaterlevelValuesFinder historicalWstProvider = WaterlevelValuesFinder.fromKms(historicalWkms); |
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131 // final DischargeValuesFinder historicalDischargeProvider = DischargeValuesFinder.fromKms(historicalWkms); |
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132 |
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133 final int currentMeanYear = (currentWstYear + currentSoundingYear) / 2; |
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134 final int historcialMeanYear = (historicalWstYear + historicalSoundingYear) / 2; |
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135 |
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136 // final String waterlevelLabel = waterlevel.getName(); |
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137 // final String soundingLabel = buildSoundingLabel(minBedHeight, maxBedHeight); |
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138 |
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139 final double diffYear = currentMeanYear - historcialMeanYear; |
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140 |
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141 /* real calculation loop */ |
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142 final Collection<SInfoResultRow> rows = new ArrayList<>(); |
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143 |
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144 // FIXME: determine what is the spatial discretisation that we will use... |
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145 final double[] allKms = currentWkms.allKms().toNativeArray(); |
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146 for (final double station : allKms) { |
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147 if (calcRange.containsDouble(station)) { |
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148 |
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149 final double currentWst = currentWstProvider.getWaterlevel(station); |
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150 // final double currentDischarge = currentDischargeProvider.getDischarge(station); |
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151 final double currentBedHeight = currentSounding.getMeanBedHeight(station); |
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152 |
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153 final double historicalWst = historicalWstProvider.getWaterlevel(station); |
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154 // final double historicalDischarge = historicalDischargeProvider.getDischarge(station); |
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155 final double historicalBedHeight = historicalSounding.getMeanBedHeight(station); |
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156 |
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157 final double diffWst = (currentWst - historicalWst) * 100; |
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158 final double diffBedHeight = (currentBedHeight - historicalBedHeight) * 100; |
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159 |
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160 final double flowDepthDevelopment = diffWst - diffBedHeight; |
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161 |
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162 final double flowDepthDevelopmentPerYear = flowDepthDevelopment / diffYear; |
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163 |
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164 final double currentFlowDepth = currentWst - currentBedHeight; |
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165 final double historicalFlowDepth = historicalWst - historicalBedHeight; |
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166 |
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167 // REMARK: access the location once only during calculation |
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168 final String location = currentRiverInfoProvider.getLocation(station); |
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169 |
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170 final SInfoResultRow row = SInfoResultRow.create().// |
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171 putValue(SInfoResultType.station, station). // |
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172 putValue(SInfoResultType.flowdepthDevelopment, flowDepthDevelopment). // |
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173 putValue(SInfoResultType.flowdepthDevelopmentPerYear, flowDepthDevelopmentPerYear). // |
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174 putValue(SInfoResultType.waterlevelDifference, diffWst). // |
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175 putValue(SInfoResultType.bedHeightDifference, diffBedHeight). // |
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176 putValue(SInfoResultType.flowdepthCurrent, currentFlowDepth). // |
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177 putValue(SInfoResultType.flowdepthHistorical, historicalFlowDepth). // |
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178 putValue(SInfoResultType.location, location); |
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179 rows.add(row); |
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180 } |
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181 } |
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182 |
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183 return new FlowDepthDevelopmentCalculationResult("", currentWstInfo, historicalWstInfo, currentSoundingInfo, historicalSoundingInfo, |
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184 rows); |
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185 } |
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186 |
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187 /* REMARK: fetch ALL wst kms, because we need to determine the original reference gauge */ |
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188 private WaterlevelData loadWaterlevel(final WstSoundingIdPair pair, final Calculation problems) { |
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189 final String wstId = pair.getWstId(); |
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190 return new WaterlevelFetcher().findWaterlevel(this.context, wstId, Double.NaN, Double.NaN, problems); |
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191 } |
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192 |
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193 private BedHeightsFinder loadBedHeight(final WstSoundingIdPair pair, final DoubleRange calcRange, final Calculation problems) { |
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194 final String soundingId = pair.getSoundingId(); |
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195 return BedHeightsFinder.forId(this.context, soundingId, calcRange, problems); |
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196 } |
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197 } |
