Add value diagram calculator saving

DataAccess/DTOs/Converters/ValueDiagrams/ValueDiagramEntityFromDTOConvertStrategy.cs

@@ -0,0 +1,36 @@
+using StructureHelperCommon.Infrastructures.Exceptions;
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperLogics.NdmCalculations.Analyses.ValueDiagrams;
+
+namespace DataAccess.DTOs
+{
+    public class ValueDiagramEntityFromDTOConvertStrategy : ConvertStrategy<ValueDiagramEntity, ValueDiagramEntityDTO>
+    {
+        private IUpdateStrategy<IValueDiagramEntity> updateStrategy;
+        private IConvertStrategy<ValueDiagram, ValueDiagramDTO> diagramConvertStrategy;
+
+        public ValueDiagramEntityFromDTOConvertStrategy(IBaseConvertStrategy baseConvertStrategy) : base(baseConvertStrategy)
+        {
+        }
+
+        public override ValueDiagramEntity GetNewItem(ValueDiagramEntityDTO source)
+        {
+            ChildClass = this;
+            NewItem = new(source.Id);
+            InitializeStrategies();
+            updateStrategy.Update(NewItem, source);
+            if (source.ValueDigram is not ValueDiagramDTO diagramDTO)
+            {
+                throw new StructureHelperException(ErrorStrings.ObjectTypeIsUnknownObj(source.ValueDigram));
+            }
+            NewItem.ValueDigram = diagramConvertStrategy.Convert(diagramDTO);
+            return NewItem;
+        }
+
+        private void InitializeStrategies()
+        {
+            updateStrategy ??= new ValueDiagramEntityUpdateStrategy() { UpdateChildren = false};
+            diagramConvertStrategy ??= new ValueDiagramFromDTOConvertStrategy(this);
+        }
+    }
+}