From 071713ba600d825486483613dee321ecf0b9a659 Mon Sep 17 00:00:00 2001
From: AnnZhimol <ankavanka731@gmail.com>
Date: Tue, 29 Nov 2022 17:38:21 +0400
Subject: [PATCH] =?UTF-8?q?1=20=D1=88=D0=B0=D0=B3(IEuatable)?=
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---
 Warship/Warship/DrawingObjectWarship.cs      | 43 ++++++++++++++++++++
 Warship/Warship/IDrawingObject.cs            |  2 +-
 Warship/Warship/MapWithSetWarshipsGeneric.cs |  2 +-
 Warship/Warship/SetWarshipsGeneric.cs        |  9 +++-
 4 files changed, 53 insertions(+), 3 deletions(-)

diff --git a/Warship/Warship/DrawingObjectWarship.cs b/Warship/Warship/DrawingObjectWarship.cs
index f841af0..6c77dee 100644
--- a/Warship/Warship/DrawingObjectWarship.cs
+++ b/Warship/Warship/DrawingObjectWarship.cs
@@ -39,5 +39,48 @@ namespace Warship
         public string GetInfo() => _warship?.GetDataForSave();
 
         public static IDrawingObject Create(string data) => new DrawingObjectWarship(data.CreateDrawingWarship());
+
+        public bool Equals(IDrawingObject? other)
+        {
+            if (other == null)
+                return false;
+
+            var otherWarship = other as DrawingObjectWarship;
+
+            if (otherWarship == null)
+                return false;
+
+            var warship = _warship.Warship;
+            var otherWarshipWarship = otherWarship._warship.Warship;
+
+            if (warship.GetType() != otherWarshipWarship.GetType())
+                return false;
+
+            if (warship.Speed != otherWarshipWarship.Speed)
+                return false;
+
+            if (warship.Weight != otherWarshipWarship.Weight)
+                return false;
+
+            if (warship.BodyColor != otherWarshipWarship.BodyColor)
+                return false;
+
+            if(warship is EntityAdvancedWarship adv && otherWarshipWarship is EntityAdvancedWarship otherAdv)
+            {
+                if (adv.DopColor != otherAdv.DopColor)
+                    return false;
+
+                if (adv.Antenna != otherAdv.Antenna)
+                    return false;
+
+                if (adv.Helipad != otherAdv.Helipad)
+                    return false;
+
+                if (adv.Missile != otherAdv.Missile)
+                    return false;
+            }
+
+            return true;
+        }
     }
 }
diff --git a/Warship/Warship/IDrawingObject.cs b/Warship/Warship/IDrawingObject.cs
index 00feb14..df26652 100644
--- a/Warship/Warship/IDrawingObject.cs
+++ b/Warship/Warship/IDrawingObject.cs
@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 
 namespace Warship
 {
-    internal interface IDrawingObject
+    internal interface IDrawingObject : IEquatable<IDrawingObject>
     {
         public float Step { get; }
         void SetObject(int x, int y, int width, int height);
diff --git a/Warship/Warship/MapWithSetWarshipsGeneric.cs b/Warship/Warship/MapWithSetWarshipsGeneric.cs
index df158ca..f15a69c 100644
--- a/Warship/Warship/MapWithSetWarshipsGeneric.cs
+++ b/Warship/Warship/MapWithSetWarshipsGeneric.cs
@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 namespace Warship
 {
     internal class MapWithSetWarshipsGeneric<T,U>
-        where T : class, IDrawingObject
+        where T : class, IDrawingObject, IEquatable<T>
         where U : AbstractMap
     {
         private readonly int _pictureWidth;
diff --git a/Warship/Warship/SetWarshipsGeneric.cs b/Warship/Warship/SetWarshipsGeneric.cs
index 977fb0a..5362761 100644
--- a/Warship/Warship/SetWarshipsGeneric.cs
+++ b/Warship/Warship/SetWarshipsGeneric.cs
@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 namespace Warship
 {
     internal class SetWarshipsGeneric<T>
-        where T : class
+        where T : class, IEquatable<T>
     {
         private readonly List<T> _places;
 
@@ -25,15 +25,22 @@ namespace Warship
         {
             if (Count >= _maxCount)
                 throw new StorageOverflowException(_maxCount);
+
             _places.Insert(0, warship);
+
             return 0;
         }
         
         public int Insert(T warship, int position)
         {
+            if (_places.Contains(warship))
+                return -1;
+
             if (position >= _maxCount || position < 0)
                 throw new StorageOverflowException(_maxCount);
+
             _places.Insert(position, warship);
+
             return position;
         }