---@class WB_BuffButton_C:UUserWidget
---@field Image_CD UImage
---@field Image_Icon UImage
---@field NewButton_Main UNewButton
---@field TextBlock_CD UTextBlock
--Edit Below--
---@type WB_BuffButton_C
local WB_BuffButton = { bInitDoOnce = false; };

require('Script.Blueprint.SceneObj.Buff.BuffConfig')

WB_BuffButton.BuffType     = EBuffType.AddSpeed;
WB_BuffButton.CanClick     = true;
WB_BuffButton.BuffState    = EBuffState.None;
WB_BuffButton.CDMaterial   = nil;
WB_BuffButton.BuffIndex    = 0;
WB_BuffButton.BuffEndTimes = {};

function WB_BuffButton:Construct()
	self:LuaInit();
end

function WB_BuffButton:LuaInit()
	if self.bInitDoOnce then return ; end
	self.NewButton_Main.OnClicked:Add(self.OnClickBuff, self);
	UITool.EnableButtonScroll(self.NewButton_Main);
	UGCEventSystem.AddListener(EventTypes.PlayerUseBuff, self.OnPlayerUseBuff, self)
	UGCEventSystem.AddListener(EventTypes.ChangeBuffs, self.OnChangeBuffs, self)
	self:GetDynamicMaterial();
	self:ResetBuff();
	self:SetBuffType(self.BuffType);
	-- 获取一下
	self.bInitDoOnce = true;
end

function WB_BuffButton:SetBuffIndex(InIndex)
	self.BuffIndex = InIndex;
	if LocalPlayerController.Buffs[InIndex] ~= nil then
		self:SetBuffType(LocalPlayerController.Buffs[InIndex]);
	end
end

function WB_BuffButton:GetBuffIndex() return self.BuffIndex end

function WB_BuffButton:SetBuffType(InType)
	if self.BuffType == InType then return false; end
	self.BuffType = InType;
	GameState.BuffManager:ChangeBuffIcon(InType, self.Image_Icon);
	UGCLogSystem.Log("[WB_BuffButton:SetBuffType] Buff = %s", BuffConfig[InType].Name);
	return true;
end

function WB_BuffButton:GetBuffType() return self.BuffType; end

function WB_BuffButton:OnClickBuff()
	-- 发送 RPC
	if self.CanClick then
		UnrealNetwork.CallUnrealRPC(LocalPlayerController, LocalPlayerController, "AddBuff", self:GetBuffType());
		self.CanClick = false;
	end
end

function WB_BuffButton:OnChangeBuffs(InPlayerKey, InBuffs)
	if InPlayerKey ~= LocalPlayerKey then return ; end
	if self:SetBuffType(InBuffs[self.BuffIndex]) then
		-- 检查是否之前点击过
		local Times = self.BuffEndTimes[self.BuffType];
		if Times == nil then return ; end
		local st = UE.GetServerTime();
		if Times.Cooldown + Times.StartTime + Times.Continue >= st then
			self:ChangeState(EBuffState.None);
		else
			if Times.StartTime <= st then return ; end
			if Times.StartTime + Times.Continue <= st then
				self:ChangeState(EBuffState.Using);
			else
				self:ChangeState(EBuffState.Cooling);
			end
		end
	end
end

function WB_BuffButton:ResetBuff()
	self:ChangeState(EBuffState.None);
end

WB_BuffButton.BuffStateInfo = {
	[EBuffState.None]    = {
		IconColor = { 1, 1, 1, 1 },
		TextColor = { 1, 1, 1, 0 },
		CDColor   = { 1, 1, 1, 0 }
	},
	[EBuffState.Using]   = {
		IconColor = { 0.302083, 0.302083, 0.302083, 0.609 },
		TextColor = { 0, 1., 0.284620, 1 },
		CDColor   = { 0, 0.385049, 0.645833, 0.495 }
	},
	[EBuffState.Cooling] = {
		IconColor = { 0.088542, 0.088542, 0.088542, 1 },
		TextColor = { 1, 0, 0, 1 },
		CDColor   = { 0.020833, 0.020833, 0.020833, 0.75 }
	},
};

function WB_BuffButton:ChangeStateColor(State)
	self.Image_Icon:SetColorAndOpacity(VectorHelper.ArrToColor(self.BuffStateInfo[State].IconColor));
	self.TextBlock_CD:SetColorAndOpacity({ SpecifiedColor = VectorHelper.ArrToColor(self.BuffStateInfo[State].TextColor), ColorUseRule = 0 });
	self.Image_CD:SetColorAndOpacity(VectorHelper.ArrToColor(self.BuffStateInfo[State].CDColor));
end

function WB_BuffButton:ChangeState(State)
	self.BuffState = State;
	self:ChangeStateColor(State);
end

function WB_BuffButton:OnPlayerUseBuff(InPlayerKey, BuffType, State, InStateInfo)
	if InPlayerKey ~= LocalPlayerKey then return ; end
	if BuffType ~= self.BuffType then return ; end
	self:ChangeState(State);
	UGCLogSystem.Log("[WB_BuffButton:OnPlayerUseBuff] State = %s", TableHelper.printEnum(EBuffState, State));
	if State == EBuffState.None then
		-- 启动
		self:SetBuffNone(BuffType);
	elseif State == EBuffState.Using then
		self:SetBuffUsing(BuffType, InStateInfo)
	else
		self:SetBuffCooling(BuffType, InStateInfo)
	end
end

function WB_BuffButton:GetDynamicMaterial()
	if self.CDMaterial == nil then
		self.CDMaterial = self.Image_CD:GetDynamicMaterial();
	end
	return self.CDMaterial;
end

function WB_BuffButton:SetBuffNone(BuffType)
	UGCLogSystem.Log("[WB_BuffButton:SetBuffNone] 执行")
	-- 设置成正常状态
	self.CanClick = true;
end

WB_BuffButton.BuffStartTime = 0;

---@generic T
---@param ef fun(o:T):bool
function WB_BuffButton:SetCD(EndTime, StartTime, ef)
	local Interval = EndTime - UE.GetServerTime();
	-- 启动，设置 CD 时间
	UGCLogSystem.Log("[WB_BuffButton:SetCD] EndTime = %s, Interval = %f", tostring(EndTime), Interval);
	local Add = GlobalTickTool:AddTick(self, function(o, dt, st)
		local t       = EndTime - st;
		local Percent = t / Interval;
		UGCLogSystem.Log("[WB_BuffButton:SetCD] Percent = %f", Percent);
		self:GetDynamicMaterial():SetScalarParameterValue("Mask_Percent", 1 - Percent);
		t = t >= 0 and math.ceil(t) or 0;
		--UGCLogSystem.Log("[WB_BuffButton:SetCD] t = %s", tostring(t));
		self.TextBlock_CD:SetText(tostring(t));
	end, nil, ef, EndTime - UE.GetServerTime(), function(o)
		self:GetDynamicMaterial():SetScalarParameterValue("Mask_Percent", 1.);
	end);
	UGCLogSystem.Log("[WB_BuffButton:SetCD] Add = %s", tostring(Add));
end

function WB_BuffButton:SetBuffUsing(BuffType, InStateInfo)
	UGCLogSystem.Log("[WB_BuffButton:SetBuffUsing] 执行")
	local Continue = BuffConfig[BuffType].Continue;
	if Continue == 0 then
		self:SetBuffCooling(BuffType);
		return ;
	end
	self.BuffEndTimes[BuffType] = {
		StartTime = InStateInfo.StartTime,
		Continue  = BuffConfig[BuffType].Continue,
		Cooldown  = BuffConfig[BuffType].Cooldown,
	};
	UGCLogSystem.Log("[WB_BuffButton:SetBuffUsing] Interval = %f", InStateInfo.EndTime - InStateInfo.StartTime);
	self:SetCD(InStateInfo.EndTime, InStateInfo.StartTime, function(o)
		return o.BuffState == EBuffState.Using;
	end);
end

function WB_BuffButton:SetBuffCooling(BuffType, InStateInfo)
	UGCLogSystem.Log("[WB_BuffButton:SetBuffCooling] 执行")
	local Cooldown = BuffConfig[BuffType].Cooldown;
	if Cooldown == 0 then
		self:SetBuffNone(BuffType);
		return ;
	end
	UGCLogSystem.Log("[WB_BuffButton:SetBuffCooling] Interval = %f", InStateInfo.EndTime - InStateInfo.StartTime);
	self:SetCD(InStateInfo.EndTime, InStateInfo.StartTime, function(o)
		return o.BuffState == EBuffState.Cooling;
	end);
end

-- function WB_BuffButton:Tick(MyGeometry, InDeltaTime)

-- end

-- function WB_BuffButton:Destruct()

-- end

return WB_BuffButton;