local get_nearItem = function()
	local localPlayer = _UserService.LocalPlayer
	local localPlayerPos = localPlayer.TransformComponent.WorldPosition
	local box = BoxShape(Vector2(0,0), Vector2(100,100), 0) 
	local simulator = _CollisionService:GetSimulator(localPlayer.CurrentMap) 
	local temp = {}
	local output = {}
	local hit = simulator:OverlapAllFast(CollisionGroups.MapleDrop, box, temp)	
	local nearestItem = nil
	local nearestDistance = 100
	for _, drop in ipairs(temp) do
		local dropComponent = drop.Entity.DropComponent
		if (isvalid(dropComponent) and dropComponent.ReservedDestroy == 0) then
			if _ItemDropLogic:CheckDropOwner(dropComponent.OwnType, dropComponent.OwnId, dropComponent.CreateTime, localPlayer, true) then
				local dropPos = drop.Entity.TransformComponent.WorldPosition
				local dx = dropPos.x - localPlayerPos.x
				local dy = dropPos.y - localPlayerPos.y
				local distance = math.sqrt(dx * dx + dy * dy)				
				if distance < nearestDistance then
					nearestDistance = distance
					nearestItem = drop
				end
			end
		end
	end

	return nearestItem
end

local firstMobTemplateIDs = {'다크 스톤골렘','레드 드레이크'}
local filter_nearest_mob = function()
local localPlayerPos = _UserService.LocalPlayer.TransformComponent.WorldPosition
	local box = BoxShape(Vector2(0,0), Vector2(100,100), 0) 
	local simulator = _CollisionService:GetSimulator(_UserService.LocalPlayer.CurrentMap) 
	local temp = {}
	local hit = simulator:OverlapAllFast(CollisionGroups.MapleMob, box, temp)
	
	local nearestMob = nil
	local nearestDistance = 100 
	local firstMob = nil
	local firstMobDistance = nearestDistance

	for _, mob in ipairs(temp) do
		local mobPos = mob.Entity.TransformComponent.WorldPosition
		local mobCom = mob.Entity.MobComponent
		if (mobCom.DeadType ~= -1) then
			continue
		end
		local dx = mobPos.x - localPlayerPos.x
		local dy = mobPos.y - localPlayerPos.y
		local distance = math.sqrt(dx * dx + dy * dy) 
		
		for _, firstMobTemplateID in ipairs(firstMobTemplateIDs) do
			if _StringMan:GetMobName(mobCom.MobTemplateID) == firstMobTemplateID and distance < firstMobDistance then
				firstMobDistance = distance
				firstMob = mob
				break 
			end
		end
		if distance < nearestDistance then
			nearestDistance = distance
			nearestMob = mob
		end
	end
	nearestMob = firstMob or nearestMob 

	return nearestMob
end

local is_full_extitem = function()
	local cd = _UserService.LocalPlayer.WsCharacterData
	local ExtSlotcount = 0
	for j=1,cd.ItemMaxSlot[4],1 do
		local item = cd:GetItem(4, j)
		if (item ~= nil) then
			ExtSlotcount = ExtSlotcount+1
		end
	end
	if(ExtSlotcount >=cd.ItemMaxSlot[4]) then		
		return true
	else
		return false
	end
end