using UnityEngine;
using TMPro;

public class ButterflyGameManager : MonoBehaviour
{
    public static ButterflyGameManager Instance;

    public ButterflyZibu Mole;
    public ButterflySpawner Spawner;

    public TextMeshProUGUI scoreText;
    public TextMeshProUGUI timerText;
    public GameObject gameOverPanel;
    public GameObject winPanel;

    public int butterfliesToSpawn = 10;
    public float levelTime = 60f;

    private float timer;
    private int score = 0;
    private int butterfliesCaught = 0;
    private bool gameEnded = false;

    void Awake()
    {
        Instance = this;
        timer = levelTime;
    }

    void Start()
    {
        Spawner.SpawnButterflies(butterfliesToSpawn);
        //UpdateUI();
    }

    void Update()
    {
        if (gameEnded) return;

        timer -= Time.deltaTime;
        timerText.text = "Time: " + Mathf.Ceil(timer).ToString();

        if (timer <= 0)
        {
            EndGame(false); // Time up
        }

        if (Input.GetMouseButtonDown(0))
        {
            Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
            if (!Physics.Raycast(ray, out RaycastHit hit) || !hit.collider.CompareTag("Food"))
            {
                float moleZ = ButterflyGameManager.Instance.Mole.transform.position.z;

                // Set target point at same Z-depth as the mole
                Vector3 clickScreenPoint = new Vector3(
                    Input.mousePosition.x,
                    Input.mousePosition.y,
                    Camera.main.WorldToScreenPoint(ButterflyGameManager.Instance.Mole.transform.position).z
                );

                Vector3 worldPoint = Camera.main.ScreenToWorldPoint(clickScreenPoint);
                Mole.JumpTo(worldPoint, null);
            }
        }

    }

    public void RegisterCatch()
    {
        butterfliesCaught++;
        AddScore(10);

        if (butterfliesCaught >= butterfliesToSpawn)
        {
            EndGame(true);
        }
    }

    void AddScore(int amount)
    {
        score += amount;
        scoreText.text = "Score: " + score;
    }

    public void EndGame(bool win)
    {
        gameEnded = true;
        if (win)
        {
            if (winPanel != null)
                winPanel.SetActive(true);
        }
        else
        {
            gameOverPanel?.SetActive(true);
        }

        Time.timeScale = 0;
    }

    public bool IsGameActive()
    {
        return !gameEnded;
    }
}