local UIHelpTipsPanel = UIViewClass()
local TipsFrequency = 0.5

local Const_StayTime = 3 -- 停留3秒

function UIHelpTipsPanel:OnOpened()
	self:RegistSystemEvent(EventID.UI_AddHelpTips, self.AddData)
	self:RegistSystemEvent(EventID.UI_HelpTips_Clear, self.Clear)
	
	self.CurIDSDic = {} -- 统计IDS的显示时间 ，并做排重用
end

function UIHelpTipsPanel:AddData(str)
	if self.CurIDSDic[str] then
		return
	end
	self:StartRepeatFunc(self.OnUpdateFun, TipsFrequency)
	self.LoopScroll_Tips:AddData(str , 0)
	self.CurIDSDic[str] = Const_StayTime
end

function UIHelpTipsPanel:OnCellInit(scrollRect, index, cellTable, str)
	if scrollRect == self.LoopScroll_Tips then
		UIUtils.SetLabelText(cellTable.txt_tips, str)
		cellTable.cell.transform:SetAsFirstSibling()
	end	
end

function UIHelpTipsPanel:OnCellClicked(scrollRect, index, cellTable, target, str)
	if scrollRect == self.LoopScroll_Tips then
		self.LoopScroll_Tips:RemoveIndex(index)
		self.CurIDSDic[str] = nil
	end
end

function UIHelpTipsPanel:Clear()
	self.LoopScroll_Tips:ClearCells()
end

function UIHelpTipsPanel:OnUpdateFun(deltaTime, timeSinceUpdate)
	local scrollCellCount = self.LoopScroll_Tips.Count
	if scrollCellCount <= 0 then
		self:StopRepeatFunc(self.OnUpdateFun)
	else
		for str,time in pairs(self.CurIDSDic) do
			local newTime = time - deltaTime
			if newTime <= 0 then
				self.LoopScroll_Tips:RemoveIndex(0) -- 因为是固定时间 ，这些tips都是队列的 ，所以总是第一个先到达时间 。
				self.CurIDSDic[str] = nil
			else
				self.CurIDSDic[str] = newTime
			end
		end
	end
end

return UIHelpTipsPanel