using System.Collections.Generic;
using UnityEngine;

public class ObjectPool<T> where T : Component 
{
    private readonly T _prefab;
    private readonly Queue<T> _objects = new();

    public ObjectPool(T prefab, int initialSize) 
    {
        _prefab = prefab;

        for (int i = 0; i < initialSize; i++) 
        {
            CreateObject();
        }
    }

    public T Get()
    {
        if (_objects.Count == 0) 
        {
            CreateObject();
        }
        
        T obj = _objects.Dequeue();
        obj.gameObject.SetActive(true);
        return obj;
    }

    public void Return(T obj) 
    {
        obj.gameObject.SetActive(false);
        _objects.Enqueue(obj);
    }

    private void CreateObject() 
    {
        T newObject = Object.Instantiate(_prefab);
        newObject.gameObject.SetActive(false);
        _objects.Enqueue(newObject);
    }
}

    public class Character : MonoBehaviour
    {
        [SerializeField] private int _level = 1;
        [SerializeField] private float _health = 100f;
        [SerializeField] private bool _isAlive = true;
        [SerializeField] private CharacterClass _characterClass;

        // Простое сравнение на равенство
        [ShowIf(nameof(_isAlive), true)]
        [SerializeField] private float _healthRegenRate;

        // Использование оператора сравнения
        [ShowIf(nameof(_health), CompareOperator.LessThan, 50f)]
        [SerializeField] private bool _isLowHealth;

        // Сложное условие с AND
        [ShowIf(
            nameof(_level), CompareOperator.GreaterOrEquals, 10,
            nameof(_health), CompareOperator.GreaterThan, 30f
        )]
        [SerializeField] private bool _canUseSpecialAbility;

        // Сложное условие с OR
        [ShowIf(
            nameof(_health), CompareOperator.LessThan, 20f,
            Condition.Or,
            nameof(_isAlive), false
        )]
        [SerializeField] private float _respawnTimer;

        // Комбинация условий
        [ShowIf(
            nameof(_level), CompareOperator.GreaterOrEquals, 20,
            nameof(_characterClass), CharacterClass.Mage,
            Condition.Or,
            nameof(_health), CompareOperator.LessThan, 30f
        )]
        [SerializeField] private bool _showEmergencyTeleport;
    }


    public enum CharacterClass
    {
        Warrior,
        Mage,
        Rogue
    }

using UnityEngine;

public class Timer
{
    public event System.Action TimerComplete;
    
    public float Duration { get; private set; }
    public float RemainingTime { get; private set; }
    public bool IsRunning { get; private set; }

    public Timer(float duration)
    {
        Duration = duration;
        RemainingTime = duration;
    }

    public void Restart()
    {
        IsRunning = true;
        RemainingTime = Duration;
    }

    public void Start()
    {
        IsRunning = true;
    }

    public void Stop()
    {
        IsRunning = false;
    }

    public void Update()
    {
        if (IsRunning == false) return;

        RemainingTime -= Time.deltaTime;

        if (RemainingTime <= 0)
        {
            IsRunning = false;
            RemainingTime = Duration;
            TimerComplete?.Invoke();
        }
    }
}

var timer = new Timer(5f);
timer.OnTimerComplete += () => Debug.Log("Время вышло!");
timer.Start();