Add Design range for shear

StructureHelperLogics/Models/BeamShears/Logics/CheckStrategies/HasStirrupsCheckLogic.cs

@@ -0,0 +1,61 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Models;
+using StructureHelperCommon.Models.Calculators;
+
+namespace StructureHelperLogics.Models.BeamShears
+{
+    public class HasStirrupsCheckLogic : ICheckEntityLogic<IHasStirrups>
+    {
+        private bool result;
+        private string checkResult;
+        private ICheckEntityLogic<IStirrup> checkStirrupLogic;
+
+        public IHasStirrups Entity { get; set; }
+
+        public string CheckResult => checkResult;
+
+        public IShiftTraceLogger? TraceLogger { get; set; }
+
+        public HasStirrupsCheckLogic(IShiftTraceLogger? traceLogger)
+        {
+            TraceLogger = traceLogger;
+        }
+
+        public bool Check()
+        {
+            checkResult = string.Empty;
+            result = true;
+            if (Entity is null)
+            {
+                result = false;
+                string errorString = "\nHasSturrup element is not assigned";
+                TraceMessage(errorString);
+            }
+            else
+            {
+                if (Entity.Stirrups is null)
+                {
+                    result = false;
+                    TraceMessage("\nCollection of stirrups is null");
+                }
+                checkStirrupLogic ??= new StirrupsCheckLogic(TraceLogger);
+                foreach (var stirrup in Entity.Stirrups)
+                {
+                    checkStirrupLogic.Entity = stirrup;
+                    if (checkStirrupLogic.Check() == false)
+                    {
+                        result = false;
+                        checkResult += checkStirrupLogic.CheckResult;
+                    }
+                }
+            }
+            return result;
+        }
+
+        private void TraceMessage(string errorString)
+        {
+            checkResult += errorString;
+            TraceLogger?.AddMessage(errorString, TraceLogStatuses.Error);
+        }
+    }
+}