UGCProjects/GZJ/Script/UI/ChildWidgets/WBP_WeaponFittingItem.lua

---@class WBP_WeaponFittingItem_C:UAEUserWidget
---@field CanvasPanel_Main UCanvasPanel
---@field ItemIconAndBG UWBP_WeaponItemFitting_C
---@field TextBlock_ItemCount UTextBlock
---@field TextBlock_ItemType UTextBlock
---@field TextBlock_Quality UTextBlock
--Edit Below--
local WBP_WeaponFittingItem = {
	bInitDoOnce = false;
	-- 拖拽数据的类
	DragDropClass = nil,
	--拖拽显示的类
	DragVisualClass = nil,
	-- 存放的物品数据
	FittingData = nil,
	--是否正在点击按钮
	bClickLeftButton = false,
	--按压时间
	PressTime = 0,
	--按压多长时间之后会执行操作
	FunctionPressTime = 0.6,

	bStartMove = false,
	bFirstButtonClick = false,
	VisualWidget = nil,

	DragTimerHandler = nil;
};

function WBP_WeaponFittingItem:Construct()
	print(string.format("[WBP_WeaponFittingItem:Construct] 执行构造"))
	self.DragDropClass = UE.LoadClass(UGCGameSystem.GetUGCResourcesFullPath('Asset/UI/ChildWidgets/BP_FittingDragDropData.BP_FittingDragDropData_C'))
	self.DragVisualClass = UE.LoadClass(UGCGameSystem.GetUGCResourcesFullPath('Asset/UI/ChildWidgets/WBP_DragItemVisual.WBP_DragItemVisual_C'))
	self.CanvasPanel_Main:SetVisibility(ESlateVisibility.Collapsed)
	self.bCanEverTick = true
end

function WBP_WeaponFittingItem:Tick(MyGeometry, InDeltaTime)
	-- 当没有需要选择操作的时候就不用执行操作
	if self.bClickLeftButton and not self.bStartMove then
		-- 开始即时
		self.PressTime = self.PressTime + InDeltaTime
		if self.PressTime > self.FunctionPressTime then
			-- 执行操作
			if not self.bFirstButtonClick then
				self.bFirstButtonClick = true
			end
		end

		if self.bFirstButtonClick then
			EventSystem:SendEvent(EventType.ShowItemDescribe, self.FittingData, true)
		end
	else
		self.PressTime = 0
	end
end

function WBP_WeaponFittingItem:Destruct()
	self.DragDropClass = nil
	self.DragVisualClass = nil
end

-- 该方法只会在开始的时候设置一次
-- 设置当前Item的数据，数据类型： {id, count}
function WBP_WeaponFittingItem:SetFittingItemData(InData)
	--首先保存
	print(string.format("开始设置数据：Id：%d, count:%d", InData.ItemID, InData.ItemCount))
	self.FittingData = InData

	if GameDataManager then
		local Val = GameDataManager.GetItemInfoByItemID(InData.ItemID)
		
		self.ItemIconAndBG:SetItemIcon(Val.Icon)
		self.ItemIconAndBG:SetItemBGColor(GetItemQualityLevel(InData.ItemID))
		self.TextBlock_ItemCount:SetText(tostring(InData.ItemCount))
		-- 设置信息
		-- 先处理技能书
		local TextVal
		if InData.ItemID > 20000 then
			--local TheId = InData.ItemID // 100 % 100
			TextVal = DropItemMap.SkillItemMap[InData.ItemID].SkillName
		else
			TextVal = DropItemMap.FittingItemMap[InData.ItemID].WeaponType
		end

		self.TextBlock_ItemType:SetText(TextVal)

		-- 设置质量
		local Quality = Tables.QualityInfo[GetItemQualityLevel(InData.ItemID)][1]

		if Quality == nil then
			print(string.format("Can't Find Quality Type, ItemId = %d", InData.ItemID))
		else
			print(string.format("Find Item Weapon, Quality Is %s", Quality))
		end

		self.TextBlock_Quality:SetText(string.format("%s", Quality))
		local Color = Tables.ItemRarityColor[GetItemQualityLevel(InData.ItemID)].Color
		local SlateColor_ = { SpecifiedColor = Color, ColorUseRule = 0, }
		self.TextBlock_Quality:SetColorAndOpacity(SlateColor_)

		-- 根据品质设置颜色
		self.CanvasPanel_Main:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
	else
		print("[WBP_WeaponFittingItem:SetItemData] 当前 GameDataManager 没有值，请检查一下是否有保存")
	end

	print(string.format("数据设置完成"))
end

function WBP_WeaponFittingItem:OnDragDetected(MyGeometry, PointerEvent, Operation)
	self:RemoveRelatedGuide()

	print("[WBP_WeaponFittingItem:OnDragDetected] 检测到 拖拽行为")
	self.bFirstButtonClick = false
	self.bClickLeftButton = false
	self.PressTime = 0
	self.bStartMove = false

	Operation = UE.NewObject(nil, self.DragDropClass)
	--由于不知道是什么，因此使用 None
	Operation:SetOperationData(self.FittingData, EItemDropType.None)
	Operation.DefaultDragVisual = self.VisualWidget
	return Operation
end

function WBP_WeaponFittingItem:OnMouseMove(MyGeometry, MouseEvent)
	
	-- 隐藏 ItemInfo 界面
	print(string.format("[WBP_WeaponFittingItem:OnMouseMove] 执行"))
	local ret = WBP_WeaponFittingItem.SuperClass:OnMouseMove(MyGeometry, MouseEvent);
	EventSystem:SendEvent(EventType.ShowItemDescribe, self.FittingData, false)
	if not self.bClickLeftButton then
		print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 没有点击左键'))
		return ret
	end
	
	local PC = GameDataManager.GetLocalPlayerController()
	local IsKeyDown = PC:IsInputKeyDown({KeyName = "LeftMouseButton"})
	--if IsKeyDown == false then
	--	print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 直接返回了'))
	--	self.bClickLeftButton = false
	--	self.bFirstButtonClick = false
	--	self.bStartMove = false
	--	return
	--end
	
	print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 开始执行拖拽'))
	if not self.bStartMove then
		self.bStartMove = true

		local GameState = UGCGameSystem.GameState
		if self.FittingData == nil then
			return ret
		end
		
		if UE.IsValid(self.DragVisualClass) and UE.IsValid(GameState) then
			self.VisualWidget = UserWidget.NewWidgetObjectBP(GameState, self.DragVisualClass)
			self.VisualWidget:SetVisibility(ESlateVisibility.Collapsed)
			print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 创建好Visual Widget'))
			local that = self
			self.DragTimerHandler = EventSystem.SetTimerLoop(self, function()
				if that.VisualWidget.bHasInit then
					print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 初始化完成 VisualWidget'))
					EventSystem.StopTimer(that.DragTimerHandler)
					that.VisualWidget:SetVisualItemData(that.FittingData, that.ItemIconAndBG:GetItemIcon())
				end
				that.VisualWidget:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
			end, 0.05)
		end
		print(string.format('[WBP_WeaponFittingItem:OnMouseMove] 开始拖拽'))
		UIManager.AllPanel[EUIType.Backpack]:SetIsDrop(true)
		return WidgetBlueprintLibrary.DetectDragIfPressed(MouseEvent, self, {KeyName="LeftMouseButton"})
	end
	return ret
end

function WBP_WeaponFittingItem:OnMouseButtonDown(MyGeometry, PointerEvent)
	self:RemoveRelatedGuide()

	--开始即时
	-- 检测当前是否可以执行操作
	print(string.format("[WBP_WeaponFittingItem:OnMouseButtonDown] 执行"))
	self.bClickLeftButton = true
	return self.SuperClass:OnMouseButtonDown(MyGeometry, PointerEvent)
end

-- 当鼠标抬起来的时候
function WBP_WeaponFittingItem:OnMouseButtonUp(MyGeometry, InTouchEvent)
	self:RemoveRelatedGuide()
	UIManager:ClosePanel(EUIType.UseSkill)

	-- 检查当前时间是否够了
	print(string.format("[WBP_WeaponFittingItem:OnMouseButtonUp] 鼠标抬起"))
	if UIManager.AllPanel[EUIType.Backpack]:GetOperateType() ~= EBagOperateType.None then
		-- 说明此时要进行操作了，此时发送具体数据
		EventSystem:SendEvent(EventType.SelectedItem, self.FittingData)
	else
		EventSystem:SendEvent(EventType.ShowItemDescribe, self.FittingData, false)
		UIManager.AllPanel[EUIType.Backpack]:SetIsDrop(false)
		if self.FittingData == nil then
			UIManager.AllPanel[EUIType.Backpack]:HideSelectSkill()
		else
			if GetItemTypeByItemId(self.FittingData.ItemID) == EItemType.SkillBook then
				-- 检查是否已经满了
				-- local Pos = WidgetLayoutLibrary.GetMousePositionOnViewport(self)
				-- local PC = GameDataManager.GetLocalPlayerController()
				-- local PosX, PosY = 0, 0
				-- local bSuccess, PositionX, PositionY = PC:GetMousePosition(PosX, PosY)
				
				-- if math.isNearlyEqual(PositionY, 0) or math.isNearlyEqual(PositionX, 0) then
				-- 	Pos.X = 1980/2
				-- 	Pos.Y = 1260/2
				-- else
				-- 	Pos.X = PositionX
				-- 	Pos.Y = PositionY
				-- end
				
				local _, Pos = SlateBlueprintLibrary.LocalToViewport(self, MyGeometry,{X = 0, Y = 0})
				UIManager:ShowPanel(EUIType.UseSkill, self.FittingData, Pos)
			end
		end
	end
	
	self:RestProperty()
end

function WBP_WeaponFittingItem:RestProperty()
	self.bFirstButtonClick = false
	self.bClickLeftButton = false
	self.PressTime = 0
	self.bStartMove = false
end

-- 开始触摸的时候
function WBP_WeaponFittingItem:OnTouchStarted(MyGeometry, InTouchEvent)
	self:RemoveRelatedGuide()

	self.bClickLeftButton = true
	return WidgetBlueprintLibrary.DetectDragIfPressed(InTouchEvent, self, "LeftMouseButton")
end

--结束触摸
function WBP_WeaponFittingItem:OnTouchEnded(MyGeometry, InTouchEvent)
	self:RemoveRelatedGuide()

	self.bClickLeftButton = false
	self.bFirstButtonClick = false
	self.PressTime = 0
end

function WBP_WeaponFittingItem:CloseWidget()
	self.CanvasPanel_Main:SetVisibility(ESlateVisibility.Collapsed)
	self.FittingData = nil
end

function WBP_WeaponFittingItem:GetItemData()
	return self.FittingData
end

function WBP_WeaponFittingItem:RemoveRelatedGuide()
	for i = 21, 28 do
		NewPlayerGuideManager:RemoveGuide(i)
	end
end

return WBP_WeaponFittingItem;