Implemented both dice selections

PuzzleGameProject/Assets/Scripts/Die.cs

@@ -6,13 +6,55 @@ using UnityEngine.UI;
 public class Die : MonoBehaviour
 {
     private int _result = 0;
+    [SerializeField] private Button dieButton = null; // assign in the editor
+    public event EventHandler<Die> DieClicked;
+
+    private void Start()
+    {
+        dieButton.onClick.AddListener(() => { DiePressed();});
+    }
 
     public void SetResult(int result) {
         _result = result;
         gameObject.GetComponentInChildren<TextMeshProUGUI>().text = _result.ToString();
     }
 
+    public int GetResult()
+    {
+        return _result;
+    }
+
     public void ClearDie() {
         gameObject.GetComponent<TextMeshProUGUI>().text = String.Empty;
     }
+
+    public void DieBeingUsed(bool isFirstPair, bool isPairComplete)
+    {
+        if (isPairComplete)
+        {
+            // Signify that both dice have been selected
+            DieSelectedAndPairComplete();
+        }
+        else
+        {
+            // Signify that the die is selected but the pair is not complete
+            DieSelectedButPairNotComplete();
+        }
+    }
+
+    private void DiePressed()
+    {
+        DieClicked?.Invoke(this, this);
+    }
+
+    private void DieSelectedButPairNotComplete()
+    {
+        gameObject.GetComponent<Outline>().enabled = true;
+    }
+
+    private void DieSelectedAndPairComplete()
+    {
+        gameObject.GetComponent<Image>().color =
+            ColorHelper.AddColorTint(gameObject.GetComponent<Image>().color, ColorHelper.OkayGreen, 0.5f);
+    }
 }