//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Saturday, December 09, 2017
//--------------------------------------------------------
using UnityEngine;
using System.Collections;
using UnityEngine.UI;
using System.Collections.Generic;

namespace vnxbqy.UI
{

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

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

            if (pool != null)
            {
                var instance = pool.Request();
                var dialogueBubble = instance.GetComponent<DialogueBubble>();
                dialogueBubble.pattern = _pattern;
                return dialogueBubble;
            }
            else
            {
                return null;
            }
        }

        public static void Recycle(DialogueBubble _dialogueBubble)
        {
            var intPattern = (int)_dialogueBubble.pattern;
            if (pools.ContainsKey(intPattern))
            {
                var pool = pools[intPattern];
                pool.Release(_dialogueBubble.gameObject);
                _dialogueBubble.transform.SetParent(null);
                _dialogueBubble.SetActive(false);
            }
        }

        public static void Clear()
        {
            foreach (var pool in pools.Values)
            {
                pool.Clear();
            }

            pools.Clear();
        }

    }

}