Treefarm

function checkWood()
	turtle.select(2)
	if turtle.compare()==true then
		return true
	else
		return false
	end
end

function checkSapling()
	while turtle.getItemCount(1)<1 do
		print("Bitte mindestens einen Saetzling in den 1. Slot geben!")
		os.sleep(10)
	end
end

function checkFuel()
	while turtle.getFuelLevel()<=40 do
		turtle.select(2)
		while turtle.refuel(5)==false do
			print("Bitte etwas Treibstoff in den 2. Slot geben!")
			os.sleep(10)
		end
	end
end

function safeDig()
	while turtle.dig() do
	end
end

function safeForward()
	while turtle.forward()==false do
		turtle.attackUp()
	end
end

function safeUp()
	while turtle.up()==false do
		turtle.attackUp()
	end
end

function fellTree()
	safeDig()
	safeForward()
	while turtle.detectUp()==true do
		turtle.digUp()
		safeUp()
	end
	while turtle.down() do
	end
	turtle.back()
	turtle.select(1)
	turtle.place()
	os.sleep(250)
	turtle.down()
	turtle.down()
	safeForward()
	turtle.suckDown()
	turtle.back()
	safeUp()
	safeUp()

end

function turnAround()
	turtle.turnLeft()
	turtle.turnLeft()
end

function fillChest()
	turnAround()
	while turtle.forward()==true do
	end
	for i=3,16,1 do
		turtle.select(i)
		turtle.drop()
	end
	turnAround()
	while turtle.forward()==true do
	end
end

function main()
	write("Anzahl der Farmen eingeben:")
	anzahl=tonumber(read())
	---8 Bloecke zu fahren pro Farm---
	checkSapling()
	turtle.select(1)
	turtle.place()
	while true do
		for i=1,anzahl,1 do
			checkSapling()
			checkFuel()
			if i>1 then
				turtle.turnRight()
				for j=1,8,1 do
					safeForward()
				end
				turtle.turnLeft()
			end
			while checkWood()==false do
			os.sleep(2)
			end
			fellTree()
			if turtle.getItemCount(16)>0 then
				if(i>1) then
					turtle.turnLeft()
					for h=(i-1)*8,1,-1 do
						safeForward()
					end
					turtle.turnRight()
				end
				fillChest()
				if(i>1) then
					turtle.turnRight()
					for l=(i-1)*8,1,-1 do
						safeForward()
					end
					turtle.turnLeft()
				end---fellTree muss nach der Schleife kommen---
			end
		end
		turtle.turnLeft()
		for k=(anzahl-1)*8,1,-1 do
			safeForward()
		end
		turtle.turnRight()
	end
end

main()