MiningTurtle

compass=peripheral.wrap("right")
local start = true

--Config
local space = 10
local directions = 0

--Inventory:
--Fuel,#,#,#
--#,#,#,#
--#,#,#,#
--#,#,Torches(optional),Ender Chest

--[[
	Type:
	PeripheralLeft - PickAxe
	PeripheralRight - Compass
--]]


while true do

function direction()
	if compass.getFacing() >= directions then
		return compass.getFacing() - directions
	else
		return compass.getFacing() + 4 - directions
	end
end

function refuelSelf()
	if turtle.getFuelLevel()<500 then
		while turtle.getFuelLevel()<500 do
			for i=1,16,1 do
				turtle.select(i)
				turtle.refuel(1)
				turtle.select(1)
			end
		end
	end
end

function fillChest()
	for i=2,14,1 do
		turtle.select(i)
		turtle.dropDown()
	end
	turtle.select(16)
	os.sleep(8)
	if turtle.getItemCount(16) > 0 then
		for i = 2, 14, 1 do
			if turtle.transferTo(i) then
				break
			end
			if i == 14 then
				os.terminate()
			end
		end
	end
	turtle.digDown()
	turtle.select(15)
	turtle.digUp()
	turtle.dig()
	turtle.place()
	turtle.select(1)
end

function align()
	if direction()==0 then
		turtle.turnLeft()
		if not turtle.forward() then
			turtle.turnRight()
			turtle.turnRight()
		end
	elseif direction()==2 then
		os.terminate()
	end
end

function turnAround()
	if direction()==3 then
		turtle.select(16)
		if turtle.getItemCount(16) > 1 then
			os.terminate()
		end

		while not turtle.placeDown() do
			turtle.digDown()
		end

		fillChest()
		turtle.turnRight()
		turtle.dig()
		while not turtle.forward() do
			turtle.dig()
		end
		turtle.digUp()
		turtle.digDown()

		turtle.turnRight()
	elseif direction()==1 then
		turtle.select(16)

		if turtle.getItemCount(16) > 1 then
			os.terminate()
		end

		while not turtle.placeDown() do
			turtle.digDown()
		end

		fillChest()
		turtle.turnLeft()
		turtle.dig()
		while not turtle.forward() do
			turtle.dig()
		end
		turtle.digUp()
		turtle.digDown()

		turtle.turnLeft()
	else
		turtle.turnLeft()
		if not turtle.forward() then
			turtle.turnRight()
			turtle.turnRight()
		end

	end


end

--Startup
if start == true then
	print("Hi! My name is Liam!")
	print("Job: Mining")
	print("")
	print("Inventory:")
	print("Fuel,#,#,#")
	print("#,#,#,#")
	print("#,#,#,#")
	print("#,#,Torches(optional),Ender Chest")
	print("")

	turtle.turnLeft()
	turtle.turnLeft()
	while turtle.forward() do
	end
	turtle.turnRight()
	turtle.turnRight()
	start=false
end


--Main

align()

for i=0,space,1 do
	turtle.dig()
	turtle.digUp()
	turtle.digDown()
	while not turtle.forward() do
		turtle.dig()
		refuelSelf()
	end
end
turnAround()


end