using UnityEngine;
using UnityEngine.AI;

/// <summary>
/// Gate structure that can be destroyed.
/// Uses HealthComponent for health management.
/// </summary>
[RequireComponent(typeof(HealthComponent))]
public class Gate : MonoBehaviour
{
    private HealthComponent _health;
    private NavMeshObstacle _obstacle;

    void Awake()
    {
        _health = GetComponent<HealthComponent>();
        _obstacle = GetComponent<NavMeshObstacle>();

        // Subscribe to health component events
        _health.OnDeath += HandleDeath;
    }

    void OnDestroy()
    {
        if (_health != null)
        {
            _health.OnDeath -= HandleDeath;
        }
    }

    private void HandleDeath()
    {
        // Disable the gate visually
        gameObject.SetActive(false);

        // Disable NavMesh carving so enemies can pass through
        if (_obstacle != null)
        {
            _obstacle.carving = false;
            _obstacle.enabled = false;
        }

        // Destroy the object after a short delay
        Destroy(gameObject, 0.1f);
    }

    /// <summary>
    /// Get the health component for direct access.
    /// </summary>
    public HealthComponent Health => _health;
}