using UnityEngine;
using UnityEngine.SceneManagement; // Required for scene management

public class NextLevelDoor : MonoBehaviour
{
    // Public variable to set the name of the next scene in the Inspector
    public string nextSceneName;
    public string playerTag = "Player"; // You can set this in the Inspector if needed, defaults to "Player"

    // Optional: A message or sound to play if the door is locked
    // public AudioClip lockedSound;
    // public GameObject lockedMessageUI;

    // This function is called when another Collider2D enters the trigger attached to this GameObject
    private void OnTriggerEnter2D(Collider2D other)
    {
        // Check if the object that entered the trigger is tagged as "Player"
        if (other.CompareTag(playerTag))
        {
            // NEW: Check with PlayerInventory if the pot has been collected
            if (PlayerInventory.Instance != null && PlayerInventory.Instance.HasPot())
            {
                Debug.Log("Player entered the door with the pot. Loading next level: " + nextSceneName);
                LoadNextLevel();
            }
            else
            {
                if (PlayerInventory.Instance == null)
                {
                    Debug.LogError("PlayerInventory instance not found! Make sure a GameManager object with PlayerInventory script exists.");
                }
                else
                {
                    Debug.Log("Door is locked! You need to find the pot first.");
                    // Optional: Play a locked sound
                    // if (lockedSound) AudioSource.PlayClipAtPoint(lockedSound, transform.position);
                    // Optional: Show a UI message
                    // if (lockedMessageUI) lockedMessageUI.SetActive(true);
                }
            }
        }
    }

    // Optional: If you have a locked message UI, you might want to hide it when the player leaves
    /*
    private void OnTriggerExit2D(Collider2D other)
    {
        if (other.CompareTag(playerTag))
        {
            // if (lockedMessageUI) lockedMessageUI.SetActive(false);
        }
    }
    */

    private void LoadNextLevel()
    {
        // Check if the scene name is not empty or null
        if (!string.IsNullOrEmpty(nextSceneName))
        {
            // Load the scene specified by nextSceneName
            SceneManager.LoadScene(nextSceneName);
        }
        else
        {
            Debug.LogError("Next scene name is not set in the Inspector for the door object: " + gameObject.name);
        }
    }
}