feat: add constitutive properties to show entities operation (#116)

* feat: add constitutive properties to show entities operation

* chore: swap order of observed and constitutive properties

Author: AlessandroPomponio

orchestrator/schema/request.py

@@ -260,6 +260,12 @@ def series_representation(
             for res in self.measurements
         ]
 
+        #
+        entities_constitutive_properties_series = {
+            entity.identifier: entity.seriesRepresentation(constitutiveOnly=True)
+            for entity in self.entities
+        }
+
         #
         measurement_series = []
         occurrences = {}
@@ -278,7 +284,13 @@ def series_representation(
                     "result_index": result_index,
                 }
             )
-            measurement_series.append(pd.concat([req, s]))
+
+            # We are dealing with Series, so we want to avoid duplicate keys
+            # The only keys that can clash are the ones between the entities'
+            # constitutive properties and the ones coming from the MeasurementResult
+            e = entities_constitutive_properties_series[s["identifier"]]
+            e = e[e.index.difference(s.keys())]
+            measurement_series.append(pd.concat([req, e, s]))
 
         return measurement_series