lab4

WarmlyShip/WarmlyShip/SetGeneric.cs

@@ -0,0 +1,84 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WarmlyShip.Generics
+{
+    internal class SetGeneric<T>
+        where T : class
+    {
+        private readonly List<T?> _places;
+        public int Count => _places.Count;
+        private readonly int _maxCount;
+        public SetGeneric(int count)
+        {
+            _maxCount = count;
+            _places = new List<T>(count);
+        }
+        public bool Insert(T warmlyship)
+        {
+            if (_places.Count == _maxCount)
+            {
+                return false;
+            }
+            Insert(warmlyship, 0);
+            return true;
+        }
+
+        public bool Insert(T warmlyship, int position)
+        {
+            if (!(position >= 0 && position <= Count && _places.Count < _maxCount))
+            {
+                return false;
+            }
+            _places.Insert(position, warmlyship);
+            return true;
+        }
+
+        public bool Remove(int position)
+        {
+            if (position < 0 || position >= Count)
+            {
+                return false;
+            }
+            _places.RemoveAt(position);
+            return true;
+        }
+
+        public T? this[int position]
+        {
+            get
+            {
+                if (position < 0 || position >= Count)
+                {
+                    return null;
+                }
+                return _places[position];
+            }
+            set
+            {
+                if (!(position >= 0 && position < Count && _places.Count < _maxCount))
+                {
+                    return;
+                }
+
+                _places.Insert(position, value);
+                return;
+            }
+        }
+        public IEnumerable<T?> GetShips(int? maxShips = null)
+        {
+            for (int i = 0; i < _places.Count; ++i)
+            {
+                yield return _places[i];
+                if (maxShips.HasValue && i == maxShips.Value)
+                {
+                    yield break;
+                }
+            }
+        }
+    }
+}
+