#287 fix wrong labels

studymanager-observation/src/main/java/io/redlink/more/studymanager/component/observation/QuestionObservation.java

@@ -13,11 +13,12 @@
 import io.redlink.more.studymanager.core.io.TimeRange;
 import io.redlink.more.studymanager.core.properties.ObservationProperties;
 import io.redlink.more.studymanager.core.sdk.MoreObservationSDK;
-import io.redlink.more.studymanager.core.ui.DataView;
-import io.redlink.more.studymanager.core.ui.DataViewData;
-import io.redlink.more.studymanager.core.ui.DataViewInfo;
-import io.redlink.more.studymanager.core.ui.ViewConfig;
+import io.redlink.more.studymanager.core.ui.*;
+
+import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 public class QuestionObservation<C extends ObservationProperties> extends Observation<C> {
 
@@ -119,10 +120,59 @@ public DataView getView(String viewName, Integer studyGroupId, Integer participa
         return new DataView(
                 dataView,
                 dataView.chartType(),
-                dataViewData
+                addMissingAnswerOptions(dataView, dataViewData)
         );
 
     }
 
+    private DataViewData addMissingAnswerOptions(DataViewInfoType dataView, DataViewData dataViewData) {
+        ArrayList<String> allPossibleAnswerOptions = (ArrayList<String>) this.properties.get("answers");
+        List<String> labels = new ArrayList<>(dataViewData.labels());
+        List<DataViewRow> rows = new ArrayList<>(dataViewData.rows());
+
+        switch (dataView) {
+            case response_distribution:
+                if (allPossibleAnswerOptions.size() == dataViewData.labels().size() || dataViewData.labels().isEmpty()) {
+                    return dataViewData;
+                }
+                for (String item : allPossibleAnswerOptions) {
+                    if (!labels.contains(item)) {
+                        labels.add(item);
+                        if (!rows.isEmpty()) {
+                            rows.get(0).values().add(0.0);
+                        }
+                    }
+                }
+                break;
+            case answers_by_group:
+                if (allPossibleAnswerOptions.size() == dataViewData.rows().size() || dataViewData.rows().isEmpty()) {
+                    return dataViewData;
+                }
+                for (String item : allPossibleAnswerOptions) {
+                    if (rows.stream().noneMatch(v -> v.label().equals(item))) {
+                        ArrayList<Double> values = Stream.generate(() -> (Double) null)
+                                .limit(labels.size()).collect(Collectors.toCollection(ArrayList::new));
+
+                        rows.add(new DataViewRow(item, values));
+                    }
+                }
+                break;
+            case group_by_answers:
+                if (allPossibleAnswerOptions.size() == dataViewData.labels().size() || dataViewData.labels().isEmpty()) {
+                    return dataViewData;
+                }
+
+                for (String item : allPossibleAnswerOptions) {
+                    if (!labels.contains(item)) {
+                        labels.add(item);
+                        for (DataViewRow row : rows) {
+                            row.values().add(0.0);
+                        }
+                    }
+                }
+                break;
+        }
 
+        return new DataViewData(labels, rows);
+    }
 }

studymanager/src/main/java/io/redlink/more/studymanager/controller/studymanager/ConfigurationApiV1Controller.java

@@ -36,10 +36,10 @@ public ResponseEntity<BuildInfoDTO> getBuildInfo() {
         return ResponseEntity.ok(
                 new BuildInfoDTO(
                         "null",
-                        Instant.MIN
+                        Instant.EPOCH
                 )
                         .branch("undefined")
-                        .rev("*dirty")
+                        .rev("unknown")
         );
     }
 

studymanager/src/main/java/io/redlink/more/studymanager/service/ElasticDataService.java

@@ -219,7 +219,7 @@ private Aggregation.Builder.ContainerBuilder applyAggregation(Aggregation.Builde
                     .missing(NO_GROUP_KEY)
             );
             case TERM_FIELD -> a.terms(tf -> tf.field("data_%s.keyword".formatted(operation.field()))
-                    .minDocCount(0)
+                    .minDocCount(1)
             );
         };
     }