Game UI ready

Assets/Scripts/ScoreService/ScoreService.cs

@@ -1,10 +1,12 @@
 using System;
 using UnityEngine;
 
-public class ScoreService
+public class ScoreService : IScoreService
 {
-    public int score=0;
-    public int highScore=PlayerPrefs.GetInt("HighScore",0);
+    public event Action<int> OnScoreChange;
+    public int score { get; private set; }
+
+    public int highScore { get; private set; } = PlayerPrefs.GetInt("HighScore");
 
     public void AddScore()
     {
@@ -13,6 +15,7 @@ public class ScoreService
         {
             SetNewHighScore();
         }
+        OnScoreChange?.Invoke(score);
     }
 
     private void SetNewHighScore()
@@ -23,3 +26,11 @@ public class ScoreService
     }
 
 }
+
+public interface IScoreService
+{
+    int score { get; }
+    int highScore { get; }
+    event Action<int> OnScoreChange;
+    void AddScore();
+}