MinecraftLua/ironcycler.lua at master · guykv/MinecraftLua · GitHub

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local settings = {
	drainSide = "top",
	signalSide = "front",
	extractColor = colors.red,
	insertColor = colors.green,
	interval = 60
}

function mainLoop()
	print("IronCycler started.")
	init()
	redstone.setBundledOutput(settings.signalSide, settings.insertColor)
	while true do
		if isBottomLiquidIron() then
			print("Bottom liquid is iron, cycling...")
			cycle()
		end

		wait(settings.interval)
	end
end

function init()
	redstone.setOutput(settings.signalSide, false)
	redstone.setBundledOutput(settings.signalSide, 0)
end

function wait(secs)
	print("Waiting " .. secs .. " seconds.")
	os.sleep(secs)
end

function isBottomLiquidIron()
	local p = peripheral.wrap(settings.drainSide)
	local t = p.getTankInfo()
	if t == nil or t[1] == nil or t[1].contents == nil then
		return false
	end

	if t[1].contents.name == "iron.molten" then
		return true
	else
		return false
	end
end

function cycle()
	print("Extracting molten iron...")
	redstone.setBundledOutput(settings.signalSide, settings.extractColor)
	while isBottomLiquidIron() do
		os.sleep(1)
	end

	print("Re-inserting molten iron...")
	redstone.setBundledOutput(settings.signalSide, settings.insertColor)
end

mainLoop()