using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using Thousandto.Plugins.Common;
using Thousandto.Core.Base;

namespace Thousandto.Plugins.Common
{
    /// <summary>
    /// UI组件类
    /// </summary>
    /// <typeparam name="TUI"></typeparam>
    /// <typeparam name="TData"></typeparam>
    public class UComponentContainerPlus<TUI, TData> where TUI : IUIComponentPlus<TUI, TData>
    {
        #region//私有变量
        private List<TUI> _free = new List<TUI>();
        private Dictionary<int, TData> _keyDic = new Dictionary<int, TData>();
        private Dictionary<TData, TUI> _containerDic = new Dictionary<TData, TUI>();
        #endregion

        #region//公共变量
        #endregion

        #region//公共接口
        //添加组件
        public void AddComponent(TUI ui, TData data, int key)
        {
            if (_containerDic != null)
            {
                if (_free.Count == 0)
                {
                    if (_containerDic.Count == 0)
                    {
                        _containerDic[data] = ui;
                    }
                    else
                    {
                        _containerDic[data] = ui;
                    }
                }
                else
                {
                    TUI tUi = _free[0];
                    for (int i = 0; i < _free.Count; i++)
                    {
                        if (tUi.Index > _free[i].Index)
                        {
                            tUi = _free[i];
                        }
                    }
                    _containerDic[data] = tUi;
                    _free.Remove(tUi);
                }
            }
            if (!_keyDic.ContainsKey(key))
            {
                _keyDic[key] = data;
            }
        }

        public void CloneComponent(TData data, int key,EventDelegate.Callback call, int index = 0)
        {
            TUI ui = default(TUI);
            if (_free.Count != 0)
            {
                if (!_containerDic.ContainsKey(data))
                {
                    ui = _free[0];
                    for (int i = 0; i < _free.Count; i++)
                    {
                        if (ui.Index > _free[i].Index)
                        {
                            ui = _free[i];
                        }
                    }
                    _containerDic[data] = ui;
                    _free.Remove(ui);
                }
            }
            else
            {
                if (_containerDic.Count != 0)
                {
                    int i = 0;
                    var enumer = _containerDic.GetEnumerator();
                    try
                    {
                        while (enumer.MoveNext())
                        {
                            if (i == 0)
                            {
                                i++;
                                if (!_containerDic.ContainsKey(data))
                                {
                                    ui = enumer.Current.Value.Clone(call, index);
                                    _containerDic[data] = ui;
                                }
                                break;
                            }
                        }
                    }
                    finally
                    {
                        enumer.Dispose();
                    }
                }
            }
            if (!_keyDic.ContainsKey(key))
            {
                _keyDic[key] = data;
            }
        }

        //返回长度
        public int GetComponentLength()
        {
            return _containerDic.Count;
        }

        //返回组件数据
        public TData GetComponentKey(int key)
        {
            TData data = default(TData);
            if (_keyDic.ContainsKey(key))
            {
                return _keyDic[key];
            }
            return data;
        }

        //获取组件
        public TUI GetComponent(int key)
        {
            TUI ui = default(TUI);
            TData data = GetComponentKey(key);
            ui = GetComponent(data);
            return ui;
        }

        //获取组件
        public TUI GetComponent(TData data)
        {
            TUI ui = default(TUI);
            if (_containerDic.ContainsKey(data))
            {
                _containerDic.TryGetValue(data, out ui);
            }
            return ui;
        }

        //移除
        public void RemveComponent(int key)
        {
            TData data = GetComponentKey(key);
            RemoveComponent(data);
            if (_keyDic.ContainsKey(key))
                _keyDic.Remove(key);
        }

        //移除
        public void RemoveComponent(TData data)
        {
            if (_containerDic.ContainsKey(data))
            {
                _containerDic.Remove(data);
            }
        }

        //刷新组件
        public void RefreshComponent( TData data)
        {
            if (_containerDic.ContainsKey(data))
            {
                _containerDic[data].SetData(data);
            }
        }

        //刷新 选中组件
        public void RefreshSelect(int selectId)
        {
            TData data = default(TData);
            if (_keyDic.ContainsKey(selectId))
            {
                data = _keyDic[selectId];
            }
            var enumer = _containerDic.GetEnumerator();
            try
            {
                while (enumer.MoveNext())
                {
                    enumer.Current.Value.SetSelect(false);
                }
            }
            finally
            {
                enumer.Dispose();
            }
            if (_containerDic.ContainsKey(data))
            {
                _containerDic[data].SetSelect(true);
            }
        }
        //
        public void SetActive(bool b)
        {
            var enumer = _containerDic.GetEnumerator();
            try
            {
                while (enumer.MoveNext())
                {
                    enumer.Current.Value.SetActive(b);
                }
            }
            finally
            {
                enumer.Dispose();
            }
        }
        public void SetActive(TData data)
        {
            if (_containerDic != null)
            {
                if (_containerDic.ContainsKey(data))
                {
                    _containerDic[data].SetActive(true);
                }
            }
        }
        public bool ContainsKey(int key)
        {
            if (_keyDic != null)
            {
                if (_keyDic.ContainsKey(key))
                {
                    if (_containerDic != null)
                    {
                        return _containerDic.ContainsKey(_keyDic[key]);
                    }
                }
            }
            return false;
        }
        //清除
        public void OnClear( int key )
        {
            _containerDic.Clear();
            _keyDic.Clear();
        }

        public void Free()
        {
            if (_keyDic != null)
            {
                _keyDic.Clear();
            }
            if (_containerDic != null)
            {
                var enumer = _containerDic.GetEnumerator();
                try
                {
                    while (enumer.MoveNext())
                    {
                        _free.Add(enumer.Current.Value);
                    }
                }
                finally
                {
                    enumer.Dispose();
                }
            }
            _containerDic.Clear();
        }
        #endregion
    }
}