Implemented the functionality for monster rooms.

PuzzleGameProject/Assets/Scripts/Rooms/Monster Room.cs

@@ -0,0 +1,53 @@
+using UnityEngine;
+using System.Collections.Generic;
+using System.Linq;
+using TMPro;
+
+public class MonsterRoom : Room
+{
+    [SerializeField] private List<int> locks = new();
+    [SerializeField] private GameObject numberTextObject;
+    [SerializeField] private int _health; // Number of times the room needs to be unlocked before becoming explored.
+
+    protected override void InitializeRoom() {
+        base.InitializeRoom();
+
+        // Create the lock numbers on the room.
+        numberTextObject.GetComponent<TextMeshProUGUI>().text = locks[0].ToString();
+        GameObject lockToDuplicate = numberTextObject;
+        for (int i = 1; i < locks.Count; i++)
+        {
+            lockToDuplicate = DuplicateToTheLeft(lockToDuplicate, ((RectTransform)lockToDuplicate.transform).rect.width);
+            lockToDuplicate.GetComponent<TextMeshProUGUI>().text = locks[i].ToString();
+        }
+    }
+
+    public override bool TryUnlock(DicePair pair) {
+        foreach (int lockNumber in locks)
+        {
+            if (pair.Sum() == lockNumber)
+            {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public override void SetRoomExplored() {
+        _health -= 1;
+        if (_health == 0)
+        {
+            _isExplored = true;
+            UnhighlightRoomAsOption();
+            gameObject.GetComponent<SpriteRenderer>().color =
+                ColorHelper.AddColorTint(gameObject.GetComponent<SpriteRenderer>().color, Color.grey, 0.5f);
+        }
+    }
+
+    private GameObject DuplicateToTheLeft(GameObject original, float offset) {
+        GameObject clone = Instantiate(original, original.transform.parent);
+        clone.transform.localPosition -= new Vector3(offset, 0, 0);
+        return clone;
+    }
+}