using UnityEngine;
using UnityEngine.Events;
using System;

public class LevelManager : MonoBehaviour, ITask
{
    public static LevelManager Instance;

    [Header("Nastavení levelu")]
    [Tooltip("Kolik itemů musí hráč trefit pro splnění levelu")]

    public int itemsToScore = 3;

    [Header("Event – vyvolá se po trefení všech itemů")]
    public UnityEvent OnAllItemsScored;

    private int scoredCount = 0;

    public string TaskID { get; set; }

    public TaskType TaskType { get; set; }
    public string TaskName { get; set; }

    public (double, double) TaskLocation { get; set; }

    public bool IsCompleted { get; private set; } = false;
    protected Action<ITask> OnCompleted;


    public void RegisterItem()
    {
        scoredCount++;
        Debug.Log($"Trefeno: {scoredCount} / {itemsToScore}");

        if (scoredCount >= itemsToScore)
        {
            OnAllItemsScored?.Invoke();
        }
    }

    public void ResetCounter()
    {
        scoredCount = 0;
    }

    public int GetScoredCount() => scoredCount;
    public int GetTotalCount() => itemsToScore;

    public void Initialize(Action<ITask> onCompleted)
    {
        OnCompleted = onCompleted;

        IsCompleted = false;
        ResetCounter();
    }

    public void ExitTask(Action<ITask> onExit)
    {
        onExit?.Invoke(this);
    }

    public void Complete()
    {
        if (IsCompleted) return;

        IsCompleted = true;
        OnCompleted?.Invoke(this);
    }
}