---@class W_ShopItem_C:UUserWidget
---@field SelectAnim UWidgetAnimation
---@field Button_Item UButton
---@field Image_0 UImage
---@field Image_1 UImage
---@field Image_2 UImage
---@field Image_BG UImage
---@field Image_BG2 UImage
---@field Image_Floor UImage
---@field Image_Item UImage
---@field Overlay_NameMain UOverlay
---@field Overlay_Recommend UOverlay
---@field Overlay_ShowNum UOverlay
---@field TextBlock_GoldCoin UTextBlock
---@field TextBlock_QuantityOwned UTextBlock
---@field WidgetSwitcher_BG UWidgetSwitcher
--Edit Below--
---@type W_ShopItem_C
local W_ShopItem = { 
    bInitDoOnce = false;
    ItemID = -1;
}; 

--[==[ Construct
function W_ShopItem:Construct()
	
end
-- Construct ]==]

-- function W_ShopItem:Tick(MyGeometry, InDeltaTime)

-- end

-- function W_ShopItem:Destruct()

-- end

function W_ShopItem:LuaInit()
	if self.bInitDoOnce then
		return;
	end
	self.bInitDoOnce = true;
    self.Button_Item.OnClicked:Add(self.SelectItem, self)

    UGCEventSystem.AddListener(EventEnum.PlayerBuyCallBack, self.DelayUpdateShowInfo, self)
end



function W_ShopItem:BindUpdateSelectItem(Func, Obj)
    self.UpdateSelectDelegation = {Func = Func, Obj = Obj}
end

function W_ShopItem:SelectItem()
    if self.UpdateSelectDelegation then
        if self.UpdateSelectDelegation.Obj then
            self.UpdateSelectDelegation.Func(self.UpdateSelectDelegation.Obj, self)
        else
            self.UpdateSelectDelegation.Func(self)
        end
    end
end

function W_ShopItem:InitSelectInfo(ItemID)
    self:LuaInit()

    self.ItemID = ItemID

    self.Image_Item:SetBrushFromTexture(UGCSystemLibrary.LoadAsset(ItemTable.AllItem[ItemID].SmallPic))
    self.TextBlock_GoldCoin:SetText(ItemTable.GetItemPrice(ItemID))
    self:UpdateItemShowInfo()


end

---@param bIsSelect: bool
function W_ShopItem:SetSelect(bIsSelect)
    self.WidgetSwitcher_BG:SetActiveWidgetIndex((bIsSelect and 1 or 0))
    if bIsSelect then
        self:PlayAnimation(self.SelectAnim, 0, 0, EUMGSequencePlayMode.PingPong, 1)
    else
        self:StopAnimation(self.SelectAnim)
    end
end

function W_ShopItem:GetItemID()
    return self.ItemID
end

function W_ShopItem:ResetItemShowInfo()
    self:ShowRecommend(false)
    self:SetShowNum(-1)
end

function W_ShopItem:UpdateItemShowInfo()
    self:ResetItemShowInfo()
    local PlayerPawn = UGCGameSystem.GetPlayerPawnByPlayerKey(UGCSystemLibrary.GetLocalPlayerKey())
    local SelfVisibility = self:GetVisibility()
    if SelfVisibility == ESlateVisibility.Collapsed or SelfVisibility == ESlateVisibility.Hidden or (not UE.IsValid(PlayerPawn)) then
        return
    end

    local PlayerHaveItemNum = UGCBackPackSystem.GetItemCount(PlayerPawn, self.ItemID)
    self:SetShowNum(PlayerHaveItemNum)
    

    local ItemMainClass = ItemTable.GetItemMainClass(self.ItemID)
    local NowWeapons = GetPlayerShootWeaponIDs(UGCSystemLibrary.GetLocalPlayerKey())
    if ItemMainClass == 2 then
        for i, WeaponID in pairs(NowWeapons) do
            if PartIsWeaopnCanBeUsed(WeaponID, self.ItemID) then
                self:ShowRecommend(true)
                break
            end
        end
    elseif ItemMainClass == 3 then
        for i, WeaponID in pairs(NowWeapons) do
            if GetItemWeaponAmmunitionItemID(WeaponID) == self.ItemID then
                self:ShowRecommend(true)
                break
            end
        end
    end
end

function W_ShopItem:DelayUpdateShowInfo()
    UGCEventSystem.SetTimer(self, self.UpdateItemShowInfo, 0.3)
end

function W_ShopItem:ShowRecommend(bShow)
    if bShow then
        self.Overlay_Recommend:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
    else
        self.Overlay_Recommend:SetVisibility(ESlateVisibility.Collapsed)
    end
end

function W_ShopItem:SetShowNum(NewNum)
    if NewNum > 0 then
        self.Overlay_ShowNum:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
        self.TextBlock_QuantityOwned:SetText(tostring(NewNum))
    else
        self.Overlay_ShowNum:SetVisibility(ESlateVisibility.Collapsed)
    end
end

return W_ShopItem;