function Item (name,damage,hash)
	local tab = {}
	
	tab.mode = "above"
	tab.amount = 50
	tab.fingerprint = Fingerprint(name,damage,hash)
	tab.redstone = {}
	tab.redstone.def = true
	tab.redstone.side = "top"
	tab.redstone.bundled = 0
	return tab
end
function Fingerprint (name,damage,hash)
	local tab = {}
	tab.id = name
	tab.dmg = damage
	tab.nbt_hash = hash
	return tab
end

function Set_Redstone(state,item)
	
	if item.redstone.bundled==0 then
		rs.setOutput(item.redstone.side,state)
	else
		signal = rs.testBundledInput(item.redstone.side,item.redstone.bundled)
		if signal ~= state then 
			if signal ==true then
				rs.setBundledOutput(item.redstone.side,rs.getBundledInput(item.redstone.side) - item.redstone.bundled)
			else
				rs.setBundledOutput(item.redstone.side,rs.getBundledInput(item.redstone.side) + item.redstone.bundled)
			end
		end
	end
end
local items = {}
items.levels = {}
function PrepareConfig ()
	items.levels[1] = Item("minecraft:redstone",0,nil)
	items.interval = 5
	cfg=fs.open("config.cfg","w")
	cfg.write(textutils.serialize(items))
	cfg.flush()
	cfg.close()
end
function LoadConfig()
	local cfg = fs.open("config.cfg", "r")
    items = textutils.unserialize( cfg.readAll() )  
    cfg.close()
end


local aeInterface
function Peripherals ()
	per_list = peripheral.getNames()
	for i = 1, #per_list do
		if peripheral.getType(per_list[i]) == "tileinterface" then
			aeInterface = peripheral.wrap(per_list[i])
			return
		end
	end
	error("missing Peripherals") 
end

function RefreshAmount ()
	for i=1, #items.levels do
		detail = aeInterface.getItemDetail(items.levels[i].fingerprint)
		if detail ~= nil then
			items.levels[i].currentAmount = detail.basic().qty
		else
			items.levels[i].currentAmount = 0
		end
	end
end

function LevelEmitter()
	RefreshAmount()
	
	for i=1,#items.levels do
		
		if items.levels[i].mode =="above" then
			if items.levels[i].amount<items.levels[i].currentAmount then
				
				Set_Redstone(true,items.levels[i])
			else
				
				Set_Redstone(false,items.levels[i])
			end
		else
			if items.levels[i].amount>items.levels[i].currentAmount then
				
				Set_Redstone(true,items.levels[i])
			else
			
				Set_Redstone(false,items.levels[i])
			end
		end
	end
end
function Reset_Redstone ()
	sides = rs.getSides()
	for i=1,#sides do
		rs.setOutput(sides[i],false)
		rs.setBundledOutput(sides[i],0)
	end
	
	for i = 1, #items.levels do
		Set_Redstone(items.levels[i].redstone.def,items.levels[i])
	end
end
if fs.exists("config.cfg") then
	
	LoadConfig()
	Reset_Redstone()
	Peripherals()
	sleep(5)
	while true do
		LevelEmitter()
		sleep(items.interval)
	end
	
else
	PrepareConfig()
	print (" File 'config.cfg' was generated. Edit it to suit your needs and launch app again")
end