---@class BP_CustomItemBase_C:AActor
---@field Capsule UCapsuleComponent
---@field DefaultSceneRoot USceneComponent
---@field ItemId int32
---@field RotationLength int32
---@field ConstItemId int32
--Edit Below--
require('Script.Global.DefaultSettings')
---@type BP_CustomItemBase_C
local BP_CustomItemBase = {};

BP_CustomItemBase.OverlapPlayers = {};
BP_CustomItemBase.bCanPickUp = false;
BP_CustomItemBase.bUseLimit = false;
BP_CustomItemBase.RefreshTime = 0;
BP_CustomItemBase.EventType = nil;
BP_CustomItemBase.bEnableOverlap = true;
BP_CustomItemBase.CachedItemId = 0;

--function BP_CustomItemBase:ReceiveBeginPlay()
--	self.SuperClass.ReceiveBeginPlay(self);
--end

function BP_CustomItemBase:LuaInit()
	self:PreInit();
	self:InitItem();
	self:PostInit();
end

function BP_CustomItemBase:new(Config)
	if Config ~= nil then
		return setmetatable({
			bUseLimit = Config.IsLimit,
			RefreshTime = Config.RefreshTime,
			EventType = Config.EventType,
			OverlapPlayers = {};
			bCanPickUp = false;
			bEnableOverlap = true;
		}, {
			__index = self,
			__metatable = self,
		})
	else
		return setmetatable({
			bUseLimit = false,
			RefreshTime = 5,
			EventType = nil,
			OverlapPlayers = {};
			bCanPickUp = false;
			bEnableOverlap = true;
		}, {
			__index = self,
			__metatable = self,
		});
	end
end

function BP_CustomItemBase:PreInit() end

function BP_CustomItemBase:InitItem()
	if IsServer then
		UGCEventSystem.AddListener(EventTypes.PlayerDead, self.OnPlayerDead, self);
		if not self.bUseLimit then self:RandomNewItem(); end
	else
		self:HandleEffect(self.ParticleSystem);
	end
	if self.bEnableOverlap then
		self.Capsule.OnComponentBeginOverlap:Add(self.OnCapsuleBegin, self);
		self.Capsule.OnComponentEndOverlap:Add(self.OnCapsuleEnd, self);
	end
end

function BP_CustomItemBase:PostInit() end

function BP_CustomItemBase:OnCapsuleBegin(OverlappedComponent, OtherActor, OtherComp, OtherBodyIndex, bFromSweep, SweepResult)
    if IsServer then
	    if UE.IsPlayerPawn(OtherActor) then
		    self.OverlapPlayers[#self.OverlapPlayers + 1] = OtherActor.PlayerKey;
		    self:OnPlayerIn(OtherActor);
	    end
    end
end

function BP_CustomItemBase:OnCapsuleEnd(OverlappedComponent, OtherActor, OtherComp, OtherBodyIndex)
    if IsServer then
	    if UE.IsPlayerPawn(OtherActor) then
		    self:OnPlayerOut(OtherActor);
		    table.removeValue(self.OverlapPlayers, OtherActor.PlayerKey, true);
	    end
    end
end

function BP_CustomItemBase:OnPlayerDead(InDeadPlayerKey, InKillerPlayerKey)
	table.removeValue(self.OverlapPlayers, InDeadPlayerKey)
end

---@param InPawn UGCPlayerPawn_C
function BP_CustomItemBase:OnItemUsed(InPawn)
	if self.ItemId == 0 then return; end
	if self.EventType ~= nil then
		UGCEventSystem.SendEvent(self.EventType, self, InPawn);
	end
	self.ItemId = 0;
	self.CachedItemId = 0;
	DOREPONCE(self, "ItemId");
end

---@param OtherActor UGCPlayerPawn_C
function BP_CustomItemBase:OnPlayerIn(OtherActor)
	if IsServer then
		UGCLogSystem.Log("[BP_CustomItemBase:OnPlayerIn] Pawn = %s", UE.GetPlayerName(OtherActor.PlayerKey))
		if not self:IsItemIdValid() then return end
		UGCLogSystem.Log("[BP_CustomItemBase:OnPlayerIn] 执行 111")
		self:OnPlayerAddItem(OtherActor);
		if not self.bUseLimit then
			UGCLogSystem.Log("[BP_CustomItemBase:OnPlayerIn] 执行 222")
			UGCEventSystem.SetTimer(self, function()
				self:PreRandomNewItem();
				self:RandomNewItem();
				self:OnPostRandomNewItem();
			end, self.RefreshTime)
		end
		DOREPONCE(self, "ItemId");
	end
end

---@param OtherActor UGCPlayerPawn_C
function BP_CustomItemBase:OnPlayerOut(OtherActor) end

---@param InPawn UGCPlayerPawn_C
function BP_CustomItemBase:OnPlayerAddItem(InPawn) end

function BP_CustomItemBase:PreRandomNewItem() end

function BP_CustomItemBase:UseConstItemID()
	if self.ConstItemId ~= 0 then
		-- 使用这个
		self:SetItemId(self.ConstItemId);
	end
end

function BP_CustomItemBase:RandomNewItem() end

---@param Component UParticleSystemComponent
function BP_CustomItemBase:HandleEffect(Component, Name)
	if Component == nil then
		UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] Component = nil")
		return
	end
	UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] ItemId = %d, Component = %s", self.ItemId, UE.GetName(Component));
	if self:IsItemIdValid() then
		if Component.Template == nil then
			local Resource = GameState:LoadResource();
			if Resource and Resource.ParticleList[Name] then
				local Item = Resource.ParticleList[Name];
				UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] 直接就找到了，Item = %s", UE.GetName(Item));
				if Item ~= nil then Component:SetTemplate(Item); end
			else
				self.ParticleTimer = UGCEventSystem.SetTimerLoop(self, function()
					Resource = GameState:LoadResource();
					if Resource and Resource.ParticleList[Name] then
						
						local Item = Resource.ParticleList[Name];
						if Item ~= nil then
							UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] Item = %s", UE.GetName(Item));
							Component:SetTemplate(Item);
						end
						if self.ParticleTimer ~= nil then
							UGCEventSystem.StopTimer(self.ParticleTimer);
							self.ParticleTimer = nil;
						end
					else
						if Resource then
							UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] Resource = %s", UE.GetName(Resource));
						else
							UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] Resource = nil");
						end
						UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] 还是需要继续循环");
					end
				end, 0.3);
			end
		end
		Component:SetHiddenInGame(false);
	else
		Component:SetHiddenInGame(true);
	end
	UGCLogSystem.Log("[BP_CustomItemBase:HandleEffect] ItemId = %d, IsVisible = %s", self.ItemId, tostring(Component:IsVisible()))
end

function BP_CustomItemBase:OnPostRandomNewItem()
	UGCLogSystem.LogTree(string.format("[BP_CustomItemBase:OnPostRandomNewItem] self.OverlapPlayers ="), self.OverlapPlayers)
	if not table.isEmpty(self.OverlapPlayers) then
		local PlayerKey = self.OverlapPlayers[math.random(#self.OverlapPlayers)];
		if PlayerKey ~= nil then
			local Pawn = UGCGameSystem.GetPlayerPawnByPlayerKey(PlayerKey);
			if UE.IsValid(Pawn) and Pawn:IsAlive() then self:OnPlayerIn(Pawn); end
		end
	end
end

---@return bool
function BP_CustomItemBase:IsItemIdValid() return self.ItemId ~= 0; end

---@param InItemId int32
function BP_CustomItemBase:SetItemId(InItemId)
	UGCLogSystem.Log("[BP_CustomItemBase:SetItemId] InItemId = %d", InItemId)
	self.ItemId = self.ConstItemId == 0 and InItemId or self.ConstItemId;
	UGCLogSystem.Log("[BP_CustomItemBase:SetItemId] 执行 InItemId = %d", self.ItemId)
	self.CachedItemId = self.ItemId;
	-- 发送 RPC
	DOREPONCE(self, "ItemId");
end

function BP_CustomItemBase:SetCanPickUp(IsCan)
	self.bCanPickUp = IsCan;
	DOREPONCE(self, "bCanPickUp")
end

---@return int32
function BP_CustomItemBase:GetItemId() return self.CachedItemId; end

function BP_CustomItemBase:ResetItem()
	self.ItemId = 0;
	self.CachedItemId = 0;
	DOREPONCE(self, "ItemId");
end

--[[
function BP_CustomItemBase:ReceiveTick(DeltaTime)
    self.SuperClass.ReceiveTick(self, DeltaTime);
end
--]]

--[[
function BP_CustomItemBase:ReceiveEndPlay()
    self.SuperClass.ReceiveEndPlay(self); 
end
--]]

function BP_CustomItemBase:GetReplicatedProperties()
    return { "ItemId", "Lazy" }
	, { "bCanPickUp", "Lazy" }
end

--[[
function BP_CustomItemBase:GetAvailableServerRPCs()
    return
end
--]]

return BP_CustomItemBase;