using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;

/*
--------------------------------------
    Project: Programing assessment
    Standard: 91906 (AS3.7) v.1
    School: Tauranga Boys' College
    Author: Rauputu Noah Phizacklea
    Date: August 2024
    Unity: 2021.3.18f
---------------------------------------
*/

public class NextLevelDoor : MonoBehaviour
{
    public GameObject FloatingTextPrefab; // Prefab for floating text
    public string nextLevelName; // Name of the next level scene
    public string requiredKeyID; // Key ID needed to open the door
    private bool isPlayerNear = false; // Indicates if the player is near the door
    private PlayerHealth playerHealth;
    private AudioManager audioManager;

    void Awake() 
    {
        audioManager = GameObject.FindGameObjectWithTag("Audio").GetComponent<AudioManager>();
    }

    void Start()
    {
        playerHealth = GameObject.FindGameObjectWithTag("Player").GetComponent<PlayerHealth>();
    }

    void Update()
    {
        if (isPlayerNear && Input.GetKeyDown(KeyCode.Return))
        {
            Inventory playerInventory = GameObject.FindGameObjectWithTag("Player").GetComponent<Inventory>();

            if (string.IsNullOrEmpty(requiredKeyID) || playerInventory.HasKey(requiredKeyID))
            {
                audioManager.PlaySFX(audioManager.checkpointSFX);
                LoadNextLevel();
            }
            else
            {
                ShowFloatingText("A " + requiredKeyID + " is required to open this door.");
            }
        }
    }

    private void ShowFloatingText(string message)
    {
        // Instantiate floating text at the door's position
        var displayText = Instantiate(FloatingTextPrefab, transform.position, Quaternion.identity);
        displayText.GetComponent<TextMesh>().text = message;
    }

    private void OnTriggerEnter2D(Collider2D other)
    {
        if (other.CompareTag("Player"))
        {
            isPlayerNear = true; // Player is near the door
        }
    }

    private void OnTriggerExit2D(Collider2D other)
    {
        if (other.CompareTag("Player"))
        {
            isPlayerNear = false; // Player is no longer near the door
        }
    }

    private void LoadNextLevel()
    {
        // Save the death count to PlayerPrefs
        PlayerPrefs.SetFloat("DeathCount", playerHealth.deathCounter);

        // Load the next level scene
        SceneManager.LoadScene(nextLevelName);
    }
}