# HG changeset patch
# User mschaefer
# Date 1534173993 -7200
# Node ID 6e7094368e973d066a6f5760578f282bb9ed9b89
# Parent  6ebc9357550cd6fe0ccffddfda754f7ee6e9a424
Added gauge name column for uinfo iota

diff -r 6ebc9357550c -r 6e7094368e97 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/RiverInfoProvider.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/RiverInfoProvider.java	Mon Aug 13 17:15:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/RiverInfoProvider.java	Mon Aug 13 17:26:33 2018 +0200
@@ -37,11 +37,18 @@
 
     public static RiverInfoProvider forRange(final CallContext context, final River river, final DoubleRange calcRange) {
 
+        return forRange(context, river, calcRange, false);
+    }
+
+    public static RiverInfoProvider forRange(final CallContext context, final River river, final DoubleRange calcRange, final boolean firstGaugeIsRefGauge) {
+
         final List<Gauge> gauges = river.determineGauges(calcRange.getMinimumDouble(), calcRange.getMaximumDouble());
         final GaugeIndex gaugeIndex = new GaugeIndex(gauges);
 
         final String notinrange = Resources.getMsg(context.getMeta(), CSV_NOT_IN_GAUGE_RANGE, CSV_NOT_IN_GAUGE_RANGE);
 
+        if (firstGaugeIsRefGauge && !gauges.isEmpty())
+            return new RiverInfoProvider(notinrange, river, false, gaugeIndex, gauges.get(0));
         return new RiverInfoProvider(notinrange, river, false, gaugeIndex, null);
     }
 
@@ -93,14 +100,14 @@
         return gauge == null ? this.notinrange : gauge.getName();
     }
 
-    public String findGauge(final double km, final boolean allGauges) {
+    private String findGauge(final double km, final boolean allGauges) {
         // REMARK: access the gauge once only during calculation
         final Gauge gauge = getGauge(km, allGauges);
 
         return gauge == null ? this.notinrange : gauge.getName();
     }
 
-    private Gauge getGauge(final double km) {
+    public Gauge getGauge(final double km) {
 
         // REMARK: using same logic as in WaterlevelExporter here
 
diff -r 6ebc9357550c -r 6e7094368e97 artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculation.java	Mon Aug 13 17:15:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculation.java	Mon Aug 13 17:26:33 2018 +0200
@@ -18,6 +18,7 @@
 import org.apache.commons.lang.math.DoubleRange;
 import org.dive4elements.artifacts.CallContext;
 import org.dive4elements.river.artifacts.access.RangeAccess;
+import org.dive4elements.river.artifacts.common.AbstractResultType;
 import org.dive4elements.river.artifacts.common.GeneralResultType;
 import org.dive4elements.river.artifacts.model.Calculation;
 import org.dive4elements.river.artifacts.model.CalculationResult;
@@ -69,7 +70,7 @@
 
         final ScenarioType scenarioType = accessSalix.getScenario();
 
-        final RiverInfoProvider riverInfoProvider = RiverInfoProvider.forRange(this.context, river, range);
+        final RiverInfoProvider riverInfoProvider = RiverInfoProvider.forRange(this.context, river, range, true);
 
         final SalixLineCalculationResults results = new SalixLineCalculationResults(calcModeLabel, user, riverInfo, range);
 
@@ -254,4 +255,15 @@
         }
         return "";
     }
+
+    /**
+     * Fetches a iota or waterlevel height of a station from a salix calculation result
+     */
+    public double fetchStationHeight(final double station, final AbstractResultType resultType, final SalixLineCalculationResult result) {
+
+        final Calculation problems = new Calculation();
+
+        final SalixLineCalculator calculator = new SalixLineCalculator(null);
+        return calculator.fetchStationHeight(problems, station, resultType, result);
+    }
 }
\ No newline at end of file
diff -r 6ebc9357550c -r 6e7094368e97 artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculationResult.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculationResult.java	Mon Aug 13 17:15:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculationResult.java	Mon Aug 13 17:26:33 2018 +0200
@@ -85,6 +85,7 @@
             header.add(exportContextCSV.msg(SalixScenario.getDeltaWHeader()));
             header.add(exportContextCSV.msg(SalixScenario.getScenarioValueHeader()));
         }
+        header.add(exportContextCSV.formatCsvHeader(GeneralResultType.gaugeLabel));
         exportContextCSV.writeCSVLine(header.toArray(new String[header.size()]));
     }
 
@@ -114,6 +115,7 @@
         for (int i = 1; i <= this.getScenarioCount(); i++) {
             // TODO Spaltenueberschriften der Scenarios
         }
+        exportContextPDF.addJRMetadata(source, "gauge_header", GeneralResultType.gaugeLabel);
     }
 
     private String[] formatRow(final IExportContext context, final ResultRow row) {
@@ -136,6 +138,7 @@
                 lines.add("");
             }
         }
+        lines.add(context.formatRowValue(row, GeneralResultType.gaugeLabel));
         return lines.toArray(new String[lines.size()]);
     }
 
diff -r 6ebc9357550c -r 6e7094368e97 artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculator.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculator.java	Mon Aug 13 17:15:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineCalculator.java	Mon Aug 13 17:26:33 2018 +0200
@@ -11,6 +11,7 @@
 
 import java.math.BigDecimal;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -19,6 +20,7 @@
 
 import org.dive4elements.river.artifacts.WINFOArtifact;
 import org.dive4elements.river.artifacts.access.ComputationRangeAccess;
+import org.dive4elements.river.artifacts.common.AbstractResultType;
 import org.dive4elements.river.artifacts.common.GeneralResultType;
 import org.dive4elements.river.artifacts.common.ResultRow;
 import org.dive4elements.river.artifacts.model.Calculation;
@@ -54,6 +56,7 @@
     private QPosition refGaugeMwPos;
     private QPosition refGaugeMnwPos;
     private QPosition refGaugeMhwPos;
+    private Gauge firstGauge;
 
     private Calculation problems;
 
@@ -101,7 +104,7 @@
         this.gaugeMwPos.clear();
         this.gaugeMnwPos.clear();
         this.gaugeMhwPos.clear();
-        boolean first = true;
+        this.firstGauge = null;
         for (final Gauge gauge : this.riverInfoProvider.getGauges()) {
             this.gaugeMwPos.put(gauge, null);
             this.gaugeMnwPos.put(gauge, null);
@@ -115,11 +118,11 @@
                 else if (mv.getMainValue().getName().equalsIgnoreCase("mhq"))
                     this.gaugeMhwPos.put(gauge, this.wst.getQPosition(gaugeKm, mv.getValue().doubleValue()));
             }
-            if (first) {
+            if (this.firstGauge == null) {
                 this.refGaugeMwPos = this.gaugeMwPos.get(gauge);
                 this.refGaugeMnwPos = this.gaugeMnwPos.get(gauge);
                 this.refGaugeMhwPos = this.gaugeMhwPos.get(gauge);
-                first = false;
+                this.firstGauge = gauge;
             }
         }
         if (this.refGaugeMwPos == null)
@@ -167,6 +170,7 @@
             }
         }
         row.putValue(UInfoResultType.customMultiRowColSalixScenarios, scenarios);
+        row.putValue(GeneralResultType.gaugeLabel, this.riverInfoProvider.findGauge(station));
         return row;
     }
 
@@ -209,4 +213,28 @@
         noScen.add(null);
         return noScen;
     }
+
+    /**
+     * Find and return a height (iota, w main value) of a station in a previously calculated result
+     */
+    public double fetchStationHeight(final Calculation problems, final double station, final AbstractResultType resultType,
+            final SalixLineCalculationResult result) {
+
+        // Search the station in the previously calculated result rows
+        final ResultRow stationRow = searchStation(station, result.getRows());
+        if (stationRow != null)
+            return stationRow.getDoubleValue(resultType);
+        return Double.NaN;
+    }
+
+    /**
+     * Searches the row of a station in a result rows collection
+     */
+    private ResultRow searchStation(final double station, final Collection<ResultRow> rows) {
+        for (final ResultRow row : rows) {
+            if (row.getDoubleValue(GeneralResultType.station) > station + 0.0001)
+                return row;
+        }
+        return null;
+    }
 }
\ No newline at end of file
diff -r 6ebc9357550c -r 6e7094368e97 artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineProcessor.java	Mon Aug 13 17:15:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/salix/SalixLineProcessor.java	Mon Aug 13 17:26:33 2018 +0200
@@ -16,6 +16,8 @@
 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
 import org.dive4elements.artifactdatabase.state.Facet;
 import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.river.artifacts.D4EArtifact;
+import org.dive4elements.river.artifacts.access.RangeAccess;
 import org.dive4elements.river.artifacts.common.AbstractProcessor;
 import org.dive4elements.river.artifacts.resources.Resources;
 import org.dive4elements.river.artifacts.uinfo.common.UInfoResultType;
@@ -137,7 +139,15 @@
         }
 
         if (bundle.getFacetName().equals(FACET_SALIX_RANK)) {
-            // TODO return buildSeriesForType(generator, bundle, theme, visible, UInfoResultType.salixline, GAP_DISTANCE);
+            final CallContext context = generator.getContext();
+            final RangeAccess kmRange = new RangeAccess((D4EArtifact) bundle.getArtifact());
+            // TODO get all rank data (5 ranks) from database
+            final double[][] points = new double[2][2];
+            points[0][0] = kmRange.getLowerKm();
+            points[0][1] = kmRange.getUpperKm();
+            points[1][0] = 1.5;
+            points[1][1] = 1.5;
+            return buildSeriesForPoints(points, generator, bundle, theme, visible, null);
         }
 
         return buildSeriesForType(generator, bundle, theme, visible, doGetType(bundle.getFacetName()), GAP_DISTANCE);