Minecraft Turtle Three by Three

function fuleup()
	for i=1, 16, 1 do
		turtle.select(i)
		if turtle.refuel(0) then
			while turtle.getItemCount(i) > 3 do
				if turtle.getFuelLevel() < 18480 then
					turtle.refuel(4)
				end
			end
		end
	end
end

function clearinventory()
	turtle.digUp()
	for i=1, 16, 1 do
		turtle.select(i)
		data = turtle.getItemDetail(i)
		if data then
			if data.name == "enderstorage:ender_storage" then
				i = 17
				turtle.placeUp()
				for x=1, 16, 1 do
					turtle.select(x)
					data = turtle.getItemDetail(x)
					if data then
						if data.name ~= "minecraft:coal" and data.name ~= "minecraft:torch" then
							turtle.dropUp()
						end
					end
				end
				turtle.digUp()
			end
		end
	end
end

function MoveFwd()
	a = 1
	while a == 1 do
		if turtle.detect() then
			turtle.dig()
		else
			a = 0
			turtle.forward()
		end
	end
end

function Torch()
	for i=1, 16, 1 do
		turtle.select(i)
		data = turtle.getItemDetail(i)
		if data then
			if turtle.getItemDetail(i).name == "minecraft:torch" then
				turtle.placeDown()
				i = 17
			end
		end
	end
end

function threebythreeFwd()
	turtle.dig()
	MoveFwd()
	turtle.turnRight()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.digUp()
	turtle.digDown()
	turtle.turnLeft()
	turtle.dig()
	MoveFwd()
	turtle.turnLeft()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.digUp()
	turtle.digDown()
	turtle.turnRight()
end

function threebythreeBkwd()
	turtle.dig()
	MoveFwd()
	turtle.turnLeft()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.digUp()
	turtle.digDown()
	turtle.turnRight()
	turtle.dig()
	MoveFwd()
	turtle.turnRight()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.digUp()
	turtle.digDown()
	turtle.turnLeft()
end

function nextthreebythreeright()
	turtle.dig()
	MoveFwd()
	turtle.turnRight()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.turnRight()
end

function nextthreebythreeleft()
	turtle.dig()
	MoveFwd()
	turtle.turnLeft()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	MoveFwd()
	turtle.digUp()
	turtle.digDown()
	turtle.turnLeft()
end

function diggy()
	fuleup()
	turtle.up()
	width = 32
	while width do
		for i=0, 32, 2 do
			if i == 0 or i == 6 or i == 12 or i == 18 or i == 24 or i == 30 then
				Torch()
			end
			threebythreeFwd()
		end
		clearinventory()
		nextthreebythreeright()
		for i=0, 32, 2 do
			if i == 0 or i == 6 or i == 12 or i == 18 or i == 24 or i == 30 then
				Torch()
			end
			threebythreeBkwd()
		end
		clearinventory()
		nextthreebythreeleft()
		width = width - 2
	end
end

diggy()