Locomotive/Locomotive/DrawningObjectLocomotive.cs

@@ -39,5 +39,44 @@ namespace Locomotive
         public string getInfo() => _locomotive?.getDataForSave();
 
         public static IDrawningObject Create(string data) => new DrawningObjectLocomotive(data.createDrawningLocomotive());
+
+        public bool Equals(IDrawningObject? other)
+        {
+            if (other == null)
+            {
+                return false;
+            }
+            var otherLocomotive = other as DrawningObjectLocomotive;
+            if (otherLocomotive == null)
+            {
+                return false;
+            }
+            var locomotive = _locomotive.Locomotive;
+            var otherLocomotiveLocomotive = otherLocomotive._locomotive.Locomotive;
+
+            if (locomotive.GetType() != otherLocomotiveLocomotive.GetType()) return false;
+
+            if (locomotive.Speed != otherLocomotiveLocomotive.Speed)
+            {
+                return false;
+            }
+            if (locomotive.Weight != otherLocomotiveLocomotive.Weight)
+            {
+                return false;
+            }
+            if (locomotive.BodyColor != otherLocomotiveLocomotive.BodyColor)
+            {
+                return false;
+            }
+            
+            // проверка в случае продвинутого объекта
+            if (locomotive is EntityWarmlyLocomotive entityWarmlyLocomotive && otherLocomotiveLocomotive is EntityWarmlyLocomotive otherEntityWarmlyLocomotive)
+            {
+                if (entityWarmlyLocomotive.ExtraColor != otherEntityWarmlyLocomotive.ExtraColor) return false;
+                if (entityWarmlyLocomotive.Pipe != otherEntityWarmlyLocomotive.Pipe) return false;
+                if (entityWarmlyLocomotive.FuelStorage != otherEntityWarmlyLocomotive.FuelStorage) return false;
+            }
+            return true;
+        }
     }
 }

Locomotive/Locomotive/IDrawningObject.cs

@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 
 namespace Locomotive
 {
-    internal interface IDrawningObject
+    internal interface IDrawningObject : IEquatable<IDrawningObject>
     {
         /// Шаг перемещения объекта
         public float Step { get; }

Locomotive/Locomotive/MapWithSetLocomotivesGeneric.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 namespace Locomotive
 {
     internal class MapWithSetLocomotivesGeneric <T, U>
-        where T : class, IDrawningObject
+        where T : class, IDrawningObject, IEquatable<T>
         where U : AbstractMap
     {
         /// Ширина окна отрисовки

Locomotive/Locomotive/SetLocomotivesGeneric.cs

@@ -8,7 +8,7 @@ using System.Threading.Tasks;
 namespace Locomotive
 {
     internal class SetLocomotivesGeneric <T> 
-        where T : class
+        where T : class, IEquatable<T>
     {
         /// Список хранимых объектов
         private readonly List<T> _places;
@@ -31,6 +31,7 @@ namespace Locomotive
         /// Добавление объекта в набор на конкретную позицию
         public int Insert(T locomotive, int position)
         {
+            if (_places.Contains(locomotive)) return -1; // Проверка на уникальность
             if (position < 0) return -1;
             if (Count >= _maxCount) {
                 Log.Warning("StorageOverflowException");