while true do
	if redstone.getInput("top") then
		turtle.select(1)
		local i = turtle.getItemDetail(1)
		if turtle.getItemCount(1) > 0 then
			if i.name == "minecraft:water_bucket" then
				turtle.drop()
				sleep(0.1)
				turtle.suck()
				turtle.dropDown()
			else
				turtle.dropDown()
				sleep(0.1)
			end
		end
		sleep(0.1)
	else
	sleep(5)
end