---@class WBP_WeaponInfo_C:UUserWidget
---@field Button_ChooseWeapon_Left UButton
---@field Button_ChooseWeapon_Right UButton
---@field Image_Weapon UImage
---@field Panel_WeaponInfo UCanvasPanel
---@field TextBlock_WeaponName UTextBlock
--Edit Below--
local WBP_WeaponInfo = {
	bInitDoOnce = false;
};

function WBP_WeaponInfo:Construct()
	self.SuperClass:Construct()

    self:SetWeaponComponent()
    if self.WeaponComponent then
        self:OnUpdateWeapon(self.WeaponComponent.CurrentWeaponId, GameDataManager.GetLocalPlayerController().PlayerKey)
    end
	
	EventSystem:AddListener(EventType.ClientUpdateWeapon, WBP_WeaponInfo.OnUpdateWeapon, self)
	self.Button_ChooseWeapon_Left.OnClicked:Add(WBP_WeaponInfo.OnMinusWeapon, self)
    self.Button_ChooseWeapon_Right.OnClicked:Add(WBP_WeaponInfo.OnAddWeapon, self)
end

-- function WBP_WeaponInfo:Tick(MyGeometry, InDeltaTime)

-- end

function WBP_WeaponInfo:Destruct()
	EventSystem:RemoveListener(EventType.ClientUpdateWeapon, WBP_WeaponInfo.OnUpdateWeapon, self)
	self.Button_ChooseWeapon_Left.OnClicked:Add(WBP_WeaponInfo.OnMinusWeapon, self)
    self.Button_ChooseWeapon_Right.OnClicked:Add(WBP_WeaponInfo.OnAddWeapon, self)
	
	self.SuperClass:Destruct()
end


function WBP_WeaponInfo:OnUpdateWeapon(InNewId, InPlayerKey)
    if InPlayerKey ~= GameDataManager.GetLocalPlayerController().PlayerKey then
        return
    end
    
    -- 找到对应 图标
    local WeaponType = GameDataManager.GetWeaponType(InNewId)
    if WeaponType == nil then
		UE.Log("[WBP_WeaponInfo:OnUpdateWeapon] Data is nil")
		return
	end
    local Val = DropItemMap.WeaponTable[WeaponType]
    if Val ~= nil then
        if Val.Icon == nil then
            self.Image_Weapon:SetVisibility(ESlateVisibility.Collapsed)
            UE.Log("[WBP_WeaponInfo:OnUpdateWeapon] ID[%d] can't find Icon", InNewId)
        else
            local Icon = UE.LoadObject(Val.Icon)
            if Icon == nil then
                self.Image_Weapon:SetVisibility(ESlateVisibility.Collapsed)
            else
                self:SetWeaponIcon(Icon)
                self.TextBlock_WeaponName:SetText(Val.Text)
                self.TextBlock_WeaponName:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
            end
        end
    end
end

function WBP_WeaponInfo:SetWeaponIcon(InIcon)
    self.Image_Weapon:SetBrushFromTexture(InIcon)
    self.Image_Weapon:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
end

function WBP_WeaponInfo:SetWeaponComponent()
    local PlayerController = GameDataManager.GetLocalPlayerController()
    if PlayerController then
        local OwningPawn = PlayerController:GetPlayerCharacterSafety()
        if OwningPawn then
            local WC = OwningPawn:GetWeaponComponent()
            if WC ~= nil and UE.IsValid(WC) then
                self.WeaponComponent = WC
                return
            end
        end
    end
    self.WeaponComponent = nil
end

function WBP_WeaponInfo:OnMinusWeapon()
	-- 找到当前的 Id
    if self.WeaponComponent == nil then
        self:SetWeaponComponent()
    end

    local CurrentIndex = self.WeaponComponent:GetCurrentWeaponIndex()
    local TotalWeaponCount = self.WeaponComponent:GetWeaponCount()
    print(string.format("[WBP_InteractPanel:OnMinusWeapon] Total Weapon Count = %d", TotalWeaponCount))
    local NextIndex = (CurrentIndex + TotalWeaponCount - 1) % TotalWeaponCount
    if NextIndex == 0 then
        NextIndex = TotalWeaponCount
    end
    print(string.format("[WBP_InteractPanel:OnMinusWeapon] Next Index = %d", NextIndex))
    local NextWeaponId = self.WeaponComponent:FindWeaponIdByIndex(NextIndex)
    local PlayerController = GameDataManager.GetLocalPlayerController()
    print(string.format("[WBP_InteractPanel:OnMinusWeapon] NextWeapon Id = %d" , NextWeaponId))
    UnrealNetwork.CallUnrealRPC(PlayerController, PlayerController, "ServerRPC_ChangeCurrentWeaponId", NextWeaponId)
end

function WBP_WeaponInfo:OnAddWeapon()
	if self.WeaponComponent == nil then
        self:SetWeaponComponent()
    end
    local CurrentIndex = self.WeaponComponent:GetCurrentWeaponIndex()
    local TotalWeaponCount = self.WeaponComponent:GetWeaponCount()
    print(string.format("[WBP_InteractPanel:OnAddWeapon] Total Weapon Count = %d", TotalWeaponCount))
    local NextIndex = (CurrentIndex + TotalWeaponCount + 1) % TotalWeaponCount
    if NextIndex == 0 then
        NextIndex = TotalWeaponCount
    end
    print(string.format("[WBP_InteractPanel:OnAddWeapon] Next Index = %d", NextIndex))
    local NextWeaponId = self.WeaponComponent:FindWeaponIdByIndex(NextIndex)
    local PlayerController = GameDataManager.GetLocalPlayerController()
    print(string.format("[WBP_InteractPanel:OnAddWeapon] NextWeapon Id = %d" , NextWeaponId))
    UnrealNetwork.CallUnrealRPC(PlayerController, PlayerController, "ServerRPC_ChangeCurrentWeaponId", NextWeaponId)
end

return WBP_WeaponInfo;