Add cross-section convert strategies

DataAccess/DTOs/ConcreteLibMaterialDTO.cs

@@ -0,0 +1,59 @@
+using LoaderCalculator.Data.Materials;
+using Newtonsoft.Json;
+using StructureHelperCommon.Infrastructures.Enums;
+using StructureHelperCommon.Models.Materials;
+using StructureHelperCommon.Models.Materials.Libraries;
+using StructureHelperLogics.Models.Materials;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DataAccess.DTOs
+{
+    public class ConcreteLibMaterialDTO : IConcreteLibMaterial
+    {
+        [JsonProperty("Id")]
+        public Guid Id { get; set; }
+        [JsonProperty("RelativeHumidity")]
+        public double RelativeHumidity { get; set; }
+        [JsonProperty("MinAge")]
+        public double MinAge { get; set; }
+        [JsonProperty("MaxAge")]
+        public double MaxAge { get; set; }
+        [JsonProperty("MaterialEntity")]
+        public ILibMaterialEntity MaterialEntity { get; set; }
+        [JsonProperty("SafetyFactors")]
+        public List<IMaterialSafetyFactor> SafetyFactors { get; set; }
+        [JsonProperty("TensionForULS")]
+        public bool TensionForULS { get; set; }
+        [JsonProperty("TensionForSLS")]
+        public bool TensionForSLS { get; set; }
+
+
+        public IMaterialLogic MaterialLogic { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
+
+        public List<IMaterialLogic> MaterialLogics => throw new NotImplementedException();
+
+        public object Clone()
+        {
+            throw new NotImplementedException();
+        }
+
+        public IMaterial GetCrackedLoaderMaterial(LimitStates limitState, CalcTerms calcTerm)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IMaterial GetLoaderMaterial(LimitStates limitState, CalcTerms calcTerm)
+        {
+            throw new NotImplementedException();
+        }
+
+        public (double Compressive, double Tensile) GetStrength(LimitStates limitState, CalcTerms calcTerm)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}