local BattleAgent_Controller = {}
local private = {}
local EventSystem = require('Event/EventSystem')

local AgentLevelLimit = DataSheetManager.ConstData:GetDataByID("KcpagentConst_Level").IntValue          -- 延迟差距等级限制
local AgentPingHintCheckTime = DataSheetManager.ConstData:GetDataByID("KcpagentConst_Frequency").IntValue  -- 战斗代理服延迟过高提示检测次数
local AgentPingHigh = DataSheetManager.ConstData:GetDataByID("KcpagentConst_DelayExceed").IntValue    -- 高延迟检测
local AgentPingDifference = DataSheetManager.ConstData:GetDataByID("KcpagentConst_DelayDiffer").IntValue    -- 延迟差距检测
local PingMaxTimes = 5 -- 对一个地址ping最大次数

BattleAgent_Controller.HintRecord = "UIBatteryPanel_HintRecord"

function BattleAgent_Controller.OnStartup()
    private.fightingShowPing = false -- cheat专用
    private.agentPingHintCheckTime = 0
end

function BattleAgent_Controller.ReSetAgentPingHintCheckTime()
	private.agentPingHintCheckTime = 0
end

function BattleAgent_Controller.GetFightingShowPing()
	return private.fightingShowPing
end

function BattleAgent_Controller.ChangeFightingShowPing()
	private.fightingShowPing = not private.fightingShowPing
end

function BattleAgent_Controller.ShowBattleAgent()
	-- 功能不稳定暂时屏蔽
	return false
	-- 是海外 并且 是非同步战斗中 并且 是61大区或者是显示cheat的情况下 才显示
	-- if GameAppInfo.IsOverseaPackage() and (GameAppInfo.IsOverseaHMT() or UNITY_EDITOR or DEF.USE_GAME_CHEAT) and not LevelManager.IsSyncLevel() then
	-- 	return true
	-- else
	-- 	return false
	-- end
end

function BattleAgent_Controller.UpdateBattleAgentPing(isOpenList)
	if private.IsOpenTotalPing() then
		MDL.BattleAgent.RequestAllPing()
		private.CheckPingState()
	else
		if isOpenList then
			MDL.BattleAgent.RequestAllPing()
		else
			MDL.BattleAgent.RequestCurPing()
		end
	end
end

-- 是否开启全量ping
function private.IsOpenTotalPing()
	if MDL.Player.GetRoleLevel() >= AgentLevelLimit and not PersistentData.PlayerData:Get(BattleAgent_Controller.HintRecord, false) then
		local curAgentData = MDL.BattleAgent.GetCurSelectAgentData()
		if curAgentData then
			-- 只有当前线路延迟大于配置才进行全量请求
			if MDL.BattleAgent.GetAgentPing(curAgentData) > AgentPingHigh then
				return true
			end
		end
	end
	return false
end

function private.CheckPingState()
	local curAgentData = MDL.BattleAgent.GetCurSelectAgentData()
	if not curAgentData then return end

	local isHiht = false
	local curAgentPing = MDL.BattleAgent.GetAgentPing(curAgentData)
 	-- 只有当前线路延迟大于配置才进行判断
	if curAgentPing > AgentPingHigh then
		local battleAgentList = MDL.BattleAgent.GetBattleAgentList()
		for _, v in ipairs(battleAgentList) do
			-- 只有当前线路延迟 比 其他线路高30以上才进行提示
			local otherPing = MDL.BattleAgent.GetAgentPing(v)
			if curAgentPing > otherPing + AgentPingDifference then
				isHiht = true
				break
			end
		end
	end

	if isHiht then
		private.agentPingHintCheckTime = private.agentPingHintCheckTime + 1
		if private.agentPingHintCheckTime >= AgentPingHintCheckTime then
			EventSystem.Dispatch(EventID.BattleAgent_ChangeHint)
		end
	else
		private.agentPingHintCheckTime = 0
	end
end



--region kcp ping 战斗代理
local KCPAgentPingIntervalTime = 3    -- 战斗代理服 迭代ping不同的agent的 间隔（注意，这个值一定要比KCPTransport.CheckBattleAgentPing中的持续时间（2秒）大）
function BattleAgent_Controller.OnEnterLevel()
	if not GameAppInfo.IsOverseaPackage() then
		return
	end
	local hasPingedOver = MDL.BattleAgent.GetPingBattleAgentIsOver()
	if hasPingedOver then
		return
	end
	if BattleDataGetter.IsTownLevel() then
		local kcpAgentList = MDL.BattleAgent.GetKCPAgentList()
		if #kcpAgentList > 0 then
			local kcpAgentList = MDL.BattleAgent.GetKCPAgentList()
			for i, info in ipairs(kcpAgentList) do
				if info.hasPingedTimes < PingMaxTimes then
					private.kcpPingTimer = TimerUtil.Interval(private.OnUpdateAgentKCPPing, KCPAgentPingIntervalTime, #kcpAgentList)
					private.OnUpdateAgentKCPPing()
					break
				end
			end
		else
			MDL.BattleAgent.SetPingBattleAgentIsOver(false)
			if not private.isRequestingBattleAgentList then
				MDL.BattleAgent.GetKCPBattleAgentListReq()
				private.isRequestingBattleAgentList = true
			end
		end
	end
end

function BattleAgent_Controller.OnExitLevel()
	BattleAgent_Controller.TryStopPingAgent()
end
function BattleAgent_Controller.TryStopPingAgent()
	if private.kcpPingTimer then
		KCPTransport.CloseBattleAgent()
		TimerUtil.Remove(private.kcpPingTimer)
		private.kcpPingTimer = nil
		private.curPingBattleAgent = nil
	end
end

-- 收到列表协议后开始ping
function BattleAgent_Controller.StartKCPPingBattleAgent()
	private.isRequestingBattleAgentList = false
	local kcpAgentList = MDL.BattleAgent.GetKCPAgentList()
	if #kcpAgentList > 0 then
		private.kcpPingTimer = TimerUtil.Interval(private.OnUpdateAgentKCPPing, KCPAgentPingIntervalTime, 0)
		private.OnUpdateAgentKCPPing()
	end
end

-- 战斗代理服的kcp的ping
function private.OnUpdateAgentKCPPing(deltaTime, timeSinceUpdate)
	if private.curPingBattleAgent then
		local maxPing,minPing,avgPing = BattleExt.GetPingInfo(true)
		avgPing = avgPing == 0 and 999 or avgPing
		EventSystem.Dispatch(EventID.BI_LevelMiddle,BIManager.BIType.SyncBattle,"KcpAgentPing", maxPing,minPing,avgPing, private.curPingBattleAgent.name)
		private.curPingBattleAgent.hasPingedTimes = private.curPingBattleAgent.hasPingedTimes + 1
		KCPTransport.CloseBattleAgent()
		private.curPingBattleAgent = nil
	end

	local list = MDL.BattleAgent.GetKCPAgentList()
	local allIsPinged = true
	for i, info in ipairs(list) do
		if info.hasPingedTimes < PingMaxTimes then
			KCPTransport.ConnectBattleAgent(info.ip, info.port)
			private.curPingBattleAgent = info
			allIsPinged = false
			break
		end
	end
	if allIsPinged then
		if private.kcpPingTimer then
			TimerUtil.Remove(private.kcpPingTimer)
			private.kcpPingTimer = nil
			MDL.BattleAgent.SetPingBattleAgentIsOver(true)
		end
	end
end

--玩家断线重连后，这个代理的ping需要重新执行
function BattleAgent_Controller.OnTCPReconnect()
	if private.kcpPingTimer then
		TimerUtil.Remove(private.kcpPingTimer)
		private.kcpPingTimer = nil
	end

	MDL.BattleAgent.ResetKCPAgentList()
	
	private.curPingBattleAgent = nil
	private.isRequestingBattleAgentList = false
	MDL.BattleAgent.SetPingBattleAgentIsOver(false)

	-- 若当前为主城，则立刻开始请求ping列表
	if BattleDataGetter.IsTownLevel() then
		MDL.BattleAgent.GetKCPBattleAgentListReq()
		private.isRequestingBattleAgentList = true
	end
end

--endregion kcp ping 战斗代理

return BattleAgent_Controller