//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Thursday, September 14, 2017
//--------------------------------------------------------
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine.UI;

namespace Snxxz.UI
{

    public class HeadUpNamePool
    {
        static Dictionary<int, GameObjectPoolManager.GameObjectPool> pools = new Dictionary<int, GameObjectPoolManager.GameObjectPool>();

        public static HeadUpName Require(HeadUpName.Pattern _pattern)
        {
            GameObjectPoolManager.GameObjectPool pool = null;
            var poolKey = (int)_pattern;
            if (!pools.ContainsKey(poolKey))
            {
                var prefab = UILoader.LoadPrefab(StringUtility.Contact("HeadUpName_", _pattern));
                if (prefab != null)
                {
                    pool = GameObjectPoolManager.Instance.RequestPool(prefab);
                    pools[poolKey] = pool;
                }
            }
            else
            {
                pool = pools[poolKey];
            }

            if (pool != null)
            {
                var instance = pool.Request();
                var headUpName= instance.GetComponent<HeadUpName>();
                headUpName.enabled = true;
                return headUpName;
            }
            else
            {
                return null;
            }
        }

        public static void Recycle(HeadUpName _headUpName)
        {
            var pattern = _headUpName.pattern;
            GameObjectPoolManager.GameObjectPool pool;
            if (pools.TryGetValue((int)pattern, out pool))
            {
                _headUpName.enabled = false;
                pool.Release(_headUpName.gameObject);
            }

        }

        public static void Clear()
        {
            foreach (var key in pools.Keys)
            {
                var pool = pools[key];
                if (pool != null)
                {
                    pool.Clear();
                }
            }
            pools.Clear();
        }


    }

}