initial commit

Assets/Scripts/PlayerHealthController.cs

@@ -0,0 +1,66 @@
+using System;
+using UnityEngine;
+
+public class PlayerHealthController : MonoBehaviour
+{
+    public static PlayerHealthController Instance { get; private set; }
+
+    [SerializeField] private int maxHealth = 100;
+    private int currentHealth;
+
+    public event Action<int, int> OnHealthChanged;
+    public event Action OnPlayerDied;
+
+    public int CurrentHealth => currentHealth;
+    public int MaxHealth => maxHealth;
+    public bool IsDead => currentHealth <= 0;
+
+    private void Awake()
+    {
+        if (Instance != null && Instance != this)
+        {
+            Destroy(gameObject);
+        }
+        else
+        {
+            Instance = this;
+        }
+    }
+
+    private void Start()
+    {
+        currentHealth = maxHealth;
+        OnHealthChanged?.Invoke(currentHealth, maxHealth);
+    }
+
+    public void TakeDamage(int damageAmount)
+    {
+        if (currentHealth <= 0) return;
+
+        currentHealth = Mathf.Max(0, currentHealth - damageAmount);
+        OnHealthChanged?.Invoke(currentHealth, maxHealth);
+
+        if (currentHealth <= 0)
+        {
+            Die();
+        }
+    }
+
+    public void Heal(int healAmount)
+    {
+        if (currentHealth <= 0) return;
+
+        currentHealth = Mathf.Min(maxHealth, currentHealth + healAmount);
+        OnHealthChanged?.Invoke(currentHealth, maxHealth);
+    }
+
+    private void Die()
+    {
+        OnPlayerDied?.Invoke();
+        if (UIController.Instance != null)
+        {
+            UIController.Instance.ShowGameOverScreen();
+        }
+    }
+}
+