refuel

function refuel
	if turtle.getFuelLevel() ~= "unlimited" and turtle.getFuelLevel() < 1 then
		for i = 1, 16 do
			turtle.select(i)
			if turtle.getItemCount() > 0 then
				local data = turtle.getItemDetail()
				if data.name = "minecraft:coal" then
					turtle.refuel()
				end
			end
		end
	end
end