New algoritm for default selection

PxWeb.UnitTests/ModelStore.cs

@@ -0,0 +1,234 @@
+namespace PxWeb.UnitTests
+{
+    internal static class ModelStore
+    {
+        public static PXModel GetModelWithOnlyOneVariable(int numberOfValues)
+        {
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, numberOfValues);
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWith2NoneMandantoryVariables(int numberOfValues1, int numberOfValues2)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, numberOfValues1);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, numberOfValues2);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWith1MandantoryAnd1NoneMandantoryVariables(int mandantoryVariableNumberOfValues, int noneMandantoryVariableNuberOfValues)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWith1MandantoryAnd3NoneMandantoryVariables(int mandantoryVariableNumberOfValues, int noneMandantoryVariableNuberOfValues)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("3", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("4", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWith2MandantoryAnd2NoneMandantoryVariables(int mandantoryVariableNumberOfValues, int noneMandantoryVariableNuberOfValues)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("3", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("4", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWith3MandantoryAnd1NoneMandantoryVariables(int mandantoryVariableNumberOfValues, int noneMandantoryVariableNuberOfValues)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateClassificationVariable("1", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("3", PlacementType.Stub, mandantoryVariableNumberOfValues, false);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("4", PlacementType.Stub, noneMandantoryVariableNuberOfValues);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWithContentsAndTime(int numberOfContentsValues, int numberOfTimeValues, int startTime = 1968)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateContentVariable("1", PlacementType.Stub, numberOfContentsValues);
+            meta.AddVariable(variable);
+
+            variable = CreateTimeVariable("2", PlacementType.Stub, numberOfTimeValues, startTime);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWithContentsTimeAnd1ClassificationVariable(int numberOfContentsValues, int numberOfTimeValues, int numberOfClassificationVariableValues, int startTime = 1968)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateContentVariable("1", PlacementType.Stub, numberOfContentsValues);
+            meta.AddVariable(variable);
+
+            variable = CreateTimeVariable("2", PlacementType.Stub, numberOfTimeValues, startTime);
+            meta.AddVariable(variable);
+
+            variable = CreateClassificationVariable("2", PlacementType.Stub, numberOfClassificationVariableValues);
+            meta.AddVariable(variable);
+
+            model.Meta = meta;
+            return model;
+        }
+
+        public static PXModel GetModelWithContentsTimeAndXClassificationVariable(int numberOfContentsValues, int numberOfTimeValues, int numberOfClassificationVariableValues, int numberOfNoneMandantoryClassificationVariables, int numberOfMandantoryClassificationVariables, int startTime = 1968)
+        {
+
+            PXModel model = new PXModel();
+            PXMeta meta = new PXMeta();
+
+            var variable = CreateContentVariable("1", PlacementType.Stub, numberOfContentsValues);
+            meta.AddVariable(variable);
+
+            variable = CreateTimeVariable("2", PlacementType.Stub, numberOfTimeValues, startTime);
+            meta.AddVariable(variable);
+
+            for (int i = 0; i < numberOfNoneMandantoryClassificationVariables; i++)
+            {
+                variable = CreateClassificationVariable($"{i + 1}", PlacementType.Stub, numberOfClassificationVariableValues);
+                meta.AddVariable(variable);
+            }
+
+            for (int i = 0; i < numberOfMandantoryClassificationVariables; i++)
+            {
+                variable = CreateClassificationVariable($"{i + numberOfNoneMandantoryClassificationVariables + 1}", PlacementType.Stub, numberOfClassificationVariableValues, false);
+                meta.AddVariable(variable);
+            }
+            model.Meta = meta;
+            return model;
+        }
+
+
+        private static PCAxis.Paxiom.Variable CreateClassificationVariable(string suffix, PlacementType placementType, int numberOfValues, bool elimination = true)
+        {
+            var name = $"clsv_{suffix}";
+            Variable variable = new Variable(name, placementType);
+
+            for (int i = 0; i < numberOfValues; i++)
+            {
+                variable.Values.Add(CreateValue($"Code_{i}_{name}"));
+            }
+
+            variable.Elimination = elimination;
+
+            return variable;
+        }
+
+        private static PCAxis.Paxiom.Variable CreateContentVariable(string suffix, PlacementType placementType, int numberOfValues)
+        {
+            var name = $"cont_{suffix}";
+            Variable variable = new Variable(name, placementType);
+
+            for (int i = 0; i < numberOfValues; i++)
+            {
+                variable.Values.Add(CreateValue($"Code_{i}_{name}"));
+            }
+
+            variable.Elimination = false;
+            variable.IsContentVariable = true;
+
+            return variable;
+        }
+
+        private static PCAxis.Paxiom.Variable CreateTimeVariable(string suffix, PlacementType placementType, int numberOfValues, int startYear = 1968)
+        {
+            var name = $"time_{suffix}";
+            Variable variable = new Variable(name, placementType);
+
+            for (int i = startYear; i < startYear + numberOfValues; i++)
+            {
+                variable.Values.Add(CreateValue($"{i}"));
+            }
+
+            variable.TimeValue = $"TLIST(A, \"{startYear}\"-\"{startYear + numberOfValues - 1}\")";
+            variable.IsTime = true;
+
+            return variable;
+        }
+
+
+        private static PCAxis.Paxiom.Value CreateValue(string code)
+        {
+            PCAxis.Paxiom.Value value = new PCAxis.Paxiom.Value(code);
+            PaxiomUtil.SetCode(value, code);
+            return value;
+        }
+    }
+}

PxWeb/Code/Api2/DataSelection/ISelectionHandler.cs

@@ -6,6 +6,8 @@ namespace PxWeb.Code.Api2.DataSelection
 {
     public interface ISelectionHandler
     {
-        public Selection[]? GetSelection(IPXModelBuilder builder, VariablesSelection? variablesSelection, out Problem? problem);
+        public bool UseDefaultSelection(VariablesSelection? variablesSelection);
+        public Selection[]? GetSelection(IPXModelBuilder builder, VariablesSelection variablesSelection, out Problem? problem);
+        public Selection[]? GetDefaultSelection(IPXModelBuilder builder, out Problem? problem);
     }
 }