ProjectLiner/ProjectLiner/CollectionGenericObjects/AbstractCompany.cs

@@ -60,9 +60,9 @@ namespace ProjectLiner.CollectionGenericObjects
         /// <param name="company">Компания</param>
         /// <param name="airplane">Добавляемый объект</param>
         /// <returns></returns>
-        public static int operator +(AbstractCompany company, DrawningCommonLiner airplane)
+        public static int operator +(AbstractCompany company, DrawningCommonLiner liner)
         {
-            return company._collection.Insert(airplane);
+            return company._collection.Insert(liner, new DrawningLinerEqutables() );
         }
 
         /// <summary>

ProjectLiner/ProjectLiner/Drawnings/DrawningLinerCompareByType.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectLiner.Drawnings;
+/// <summary>
+/// Сравнение по типу, скорости, весу 
+/// </summary>
+public class DrawningLinerCompareByType : IComparer<DrawningCommonLiner?>
+{
+
+    public int Compare(DrawningCommonLiner? x, DrawningCommonLiner? y)
+    {
+        if (x == null && y == null) return 0;
+        if (x == null || x.EntityCommonLiner == null)
+        {
+            return 1;
+        }
+
+        if (y == null || y.EntityCommonLiner == null)
+        {
+            return -1;
+        }
+
+        if (x.GetType().Name != y.GetType().Name)
+        {
+            return x.GetType().Name.CompareTo(y.GetType().Name);
+        }
+
+        var speedCompare = x.EntityCommonLiner.Speed.CompareTo(y.EntityCommonLiner.Speed);
+        if (speedCompare != 0)
+        {
+            return speedCompare;
+        }
+
+        return x.EntityCommonLiner.Weight.CompareTo(y.EntityCommonLiner.Weight);
+    }
+}