StripMineTunnelWithoutMining

-- only to dig a small strip mining tunnel

local numTunnels = 5
local tunLength = 30

function turnAround()
	turtle.turnLeft()
	turtle.turnLeft()
end
function turtleForward()
	local numOfWait = 0
	while(turtle.forward() == false)do
		local success, data = turtle.inspect()
		if (success and data.name == "computercraft:CC-TurtleExpanded")then
			os.sleep(0.5)
			if (numOfWait%10 == 0)then
				print("Turtle is waiting in front of me")
			end
			numOfWait = numOfWait + 1
		else
			turtle.dig()
		end
	end
	os.sleep(0.25)
	while(turtle.detectUp())do
		turtle.digUp()
		os.sleep(0.25)
	end
end
function placeItemUp(itemName)
	local num = 1
	while (num < 17)do
		local numItems = turtle.getItemCount(num)
		if(numItems > 0)then
			turtle.select(num)
			local data = turtle.getItemDetail()
			if (data)then
				if(data.name == itemName)then
					turtle.placeUp()
					break
				end
			end
		end
		num = num + 1
	end
end
function placeItem(itemName)
	local num = 1
	while (num < 17)do
		local numItems = turtle.getItemCount(num)
		if(numItems > 0)then
			turtle.select(num)
			local data = turtle.getItemDetail()
			if (data)then
				if(data.name == itemName)then
					while(turtle.place() == false)do
						turtle.dig()
					end
					break
				end
			end
		end
		num = num + 1
	end
end
function placeUp()
	local slotNum = turtle.getSelectedSlot()
	if(turtle.placeUp() == false)then
		turtle.up()
		turtle.turnRight()
		local num = 1
		while (num < 17)do
			local numItems = turtle.getItemCount(num)
			if(numItems > 0)then
				turtle.select(num)
				local data = turtle.getItemDetail()
				if (data)then
					if(data.name == "minecraft:cobblestone" or data.name == "minecraft:stone")then
						turtle.place()
						break
					end
				end
			end
			num = num + 1
		end
		turtle.turnLeft()
		turtle.down()
		turtle.select(slotNum)
		turtle.placeUp()
	end

end
function enoughTorchesAndChests()
	local cnt = 1
	local tSuccess = false
	local cSuccess = false
	while (cnt < 17)do
		local numItems = turtle.getItemCount(cnt)
		if (numItems > 0)then
			turtle.select(cnt)
			local data = turtle.getItemDetail()
			if (data)then
				if (data.name == "minecraft:torch" and numItems > 2)then
					tSuccess = true
				elseif (data.name == "minecraft:chest")then
					cSuccess = true
				end
				if (tSuccess and cSuccess)then
					return
				end
			end
		end
		cnt = cnt + 1
	end
	if (tSuccess == false)then
		print("You need 3 or more torches")
		print("Press enter to continue")
		io.read()
		enoughTorchesAndChests()
		return
	end
	if (cSuccess == false)then
		print("You need 1 or more chests")
		print("Press enter to continue")
		io.read()
		enoughTorchesAndChests()
	end
end
function haveEnoughFuel()
	if(turtle.getFuelLevel() < 100)then
		while(fuelWithOwnRessources() == false)do
			print("Please give some fuel to this turtle! After that press enter!")
			io.read()
		end
	end
	return true
end
function fuelWithOwnRessources()
	local slotsLeft = 16
	while (slotsLeft > 0)do
		local cntItem = turtle.getItemCount()
		if (cntItem > 0)then
			turtle.select(17 - slotsLeft)
			turtle.refuel()
			if (turtle.getFuelLevel() >= 100)then
				return true
			end
		end
		slotsLeft = slotsLeft - 1
	end
	return false
end
print("At which side do you make the strip mine tunnels?")
print("Enter 1 for right, or any other number for left")
local side = tonumber(io.read())
local num = 0
while (num < numTunnels)do
	enoughTorchesAndChests()
	local num1 = 1
	while (num1 <= tunLength)do
		turtleForward()
		num1 = num1 + 1
	end
	num1 = 1
	turnAround()
	placeItemUp("minecraft:torch")
	while (num1 <= tunLength)do
		if (num1 ~= 30 and num1 % 10 == 0)then
			placeItemUp("minecraft:torch")
		end
		turtle.forward()

		num1 = num1 + 1
	end
	if(side == 1)then
		turtle.turnLeft()
	else
		turtle.turnRight()
	end
	placeItem("minecraft:chest")
	num1 = 1
	while(num1 < 17)do
		local numItems = turtle.getItemCount(num1)
		if (numItems > 0)then
			turtle.select(num1)
			local data = turtle.getItemDetail()
			if (data)then
				if (data.name ~= "minecraft:torch" and data.name ~= "minecraft:chest")then
					turtle.drop()
				end
			end
		end
		num1 = num1 + 1
	end
	if(num < numTunnels - 1)then
		turnAround()
		turtleForward()
		turtleForward()
		turtleForward()
		if (side == 1)then
			turtle.turnRight()
		else
			turtle.turnLeft()
		end
	end

	num = num + 1
end