using System;
using ET;
using FairyGUI;
using UI.CommonGame;

namespace GFGGame
{
    public class ItemExchangeView : BaseWindow
    {
        private UI_ItemExchangeUI _ui;
        private ShopCfg _shopCfg;
        private int _goodIds;
        private long _buyCount = 0;
        private long _maxCanBuy = 0;
        public override void Dispose()
        {
            if (_ui != null)
            {
                _ui.Dispose();
            }
            _ui = null;
            base.Dispose();
        }
        protected override void OnHide()
        {
            base.OnHide();

        }
        protected override void OnInit()
        {
            base.OnInit();
            packageName = UI_ItemExchangeUI.PACKAGE_NAME;
            _ui = UI_ItemExchangeUI.Create();
            this.viewCom = _ui.target;
            this.viewCom.Center();
            this.modal = true;
            viewAnimationType = EnumViewAnimationType.ZOOM_CENTER;

            _ui.m_btnAdd.target.onClick.Add(OnBtnPlusClick);
            _ui.m_btnMinus.target.onClick.Add(OnBtnMinusClick);
            _ui.m_btnMax.target.onClick.Add(OnBtnAllClick);
            _ui.m_btnConfirm.onClick.Add(OnBtnExchangeClick);
            _ui.m_btnCancle.onClick.Add(this.Hide);

            _ui.m_listItem.itemRenderer = ListItemRenderer;
        }

        protected override void OnShown()
        {
            base.OnShown();

            _goodIds = (int)this.viewData;
            _shopCfg = ShopCfgArray.Instance.GetCfg(_goodIds);

            _buyCount = 1;
            if (_shopCfg.costType == CostType.RMB)
            {
                _maxCanBuy = 1;
            }
            else
            {
                long curMoneyCanBuy = ItemDataManager.GetItemNum(_shopCfg.costId) / _shopCfg.price;

                if (_shopCfg.maxBuyNum == 0)
                {

                    _maxCanBuy = Math.Min(curMoneyCanBuy, GameConst.MAX_COUNT_TO_BUY_ITEMS);
                }
                else
                {
                    int lastBuyCount = _shopCfg.maxBuyNum - ShopDataManager.Instance.GetGoodsBuyNumById(_shopCfg.id);//剩余购买次数
                    _maxCanBuy = Math.Min(curMoneyCanBuy, lastBuyCount);
                }

            }
            _maxCanBuy = Math.Max(1, _maxCanBuy);
            _ui.m_txtExchangeCount.visible = true;
            _ui.m_comCost.target.visible = true;
            UpdateStaticView();
            UpdateView();
        }
        private void UpdateStaticView()
        {
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_shopCfg.itemId);
            _ui.m_txtName.text = itemCfg.name;
            _ui.m_txtDesc.text = string.IsNullOrEmpty(itemCfg.desc) ? "暂无描述" : itemCfg.desc;
            _ui.m_txtOwned.SetVar("count", ItemDataManager.GetItemNum(_shopCfg.itemId).ToString()).FlushVars();
            _ui.m_loaIcon.url = ResPathUtil.GetIconPath(itemCfg);
            _ui.m_loaRarity.visible = false;
            if (ItemUtilCS.IsDressUpItem(_shopCfg.itemId))
            {
                _ui.m_loaRarity.visible = true;
                RarityIconController.UpdateRarityIcon(_ui.m_loaRarity, _shopCfg.itemId, false);
            }
            _ui.m_listItem.numItems = itemCfg.itemsArr.Length;
            _ui.m_listItem.visible = itemCfg.itemsArr.Length > 0;
        }
        private void ListItemRenderer(int index, GObject obj)
        {
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_shopCfg.itemId);
            ItemData itemData = ItemUtil.createItemData(itemCfg.itemsArr[index]);
            if (obj.data == null)
            {
                obj.data = new ItemView(obj as GComponent);
            }
            (obj.data as ItemView).SetData(itemData);
            (obj.data as ItemView).ChangeTxtCountStyle();
        }
        private void UpdateView()
        {
            _ui.m_txtExchangeCount.text = string.Format("x{0}", _shopCfg.itemNum * _buyCount);
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_shopCfg.itemId);
            _ui.m_txtCostCount.text = _buyCount.ToString();
            _ui.m_btnMinus.m_c1.selectedIndex = _buyCount == 1 ? 1 : 0;
            _ui.m_btnMinus.target.touchable = _buyCount == 1 ? false : true;
            // int hasCount = ItemDataManager.GetItemNum(cfg.itemId);
            _ui.m_btnAdd.m_c1.selectedIndex = _buyCount == _maxCanBuy ? 1 : 0;
            _ui.m_btnAdd.target.touchable = _buyCount == _maxCanBuy ? false : true;
            _ui.m_btnMax.m_c1.selectedIndex = _buyCount == _maxCanBuy ? 1 : 0;
            _ui.m_btnMax.target.touchable = _buyCount == _maxCanBuy ? false : true;

            _ui.m_txtShow.text = "选择购买数量";
            _ui.m_txtTips.text = string.Format("确定购买{0}个{1}？", _buyCount, itemCfg.name);
            ItemUtil.UpdateItemNeedNum(_ui.m_comCost.target, _shopCfg.costId, (int)_buyCount * _shopCfg.price);
        }


        private void OnBtnPlusClick()
        {
            _buyCount++;
            _buyCount = Math.Min(_buyCount, _maxCanBuy);
            UpdateView();

        }

        private void OnBtnMinusClick()
        {
            // if (_buyCount == 1)
            // {
            //     PromptController.Instance.ShowFloatTextPrompt("已经是最小数量了");
            //     return;
            // }

            _buyCount--;
            _buyCount = Math.Max(1, _buyCount);
            UpdateView();
        }
        private void OnBtnAllClick()
        {
            _buyCount = Math.Max(1, _maxCanBuy);
            UpdateView();
        }
        private async void OnBtnExchangeClick()
        {
            ShopExchangeCfg cfg = ShopExchangeCfgArray.Instance.GetCfg(_goodIds);
            if (ItemDataManager.GetItemNum(cfg.costId) < cfg.costNum)
            {
                PromptController.Instance.ShowFloatTextPrompt("道具不足");
                return;
            }

            bool result = await ShopSProxy.ReqShopBuy(_goodIds, _buyCount);
            if (result)
            {
                LogServerHelper.SendPlayParticipationLog((int)PlayParticipationEnum.SHANG_CHENG, 2);
                this.Hide();
            }
        }
    }
}