--[[

F3l1x Tree Felling Program

Starting Turtle inventory:

1- Fuel
2- Bonemeal
3- Sapling
4- Tree Log

Items Positioning:

t = tree
c = chest
T = turtle

  tt
  tt
ccT
cc cc
  c
  c

]]--

--Apply Bonemeal
function bm()
	turtle.select(3)
	while turtle.compare() do
		turtle.select(2)
		turtle.place()
		turtle.select(3)
	end
	turtle.select(1)
end

--Plant Tree
function plant()
	turtle.forward()
	turtle.forward()
	turtle.turnRight()
	turtle.select(3)
	turtle.place()
	turtle.turnLeft()
	turtle.back()
	turtle.place()
	turtle.turnRight()
	turtle.place()
	turtle.turnLeft()
	turtle.back()
	turtle.place()
	bm()
end

function fuel()
	if turtle.getFuelLevel() < 10 then
		turtle.selet(1)
		turtle.refuel(5)
	end
end

function refill()
	turtle.turnLeft()
	turtle.select(3)
	turtle.suck()
	turtle.turnLeft()
	turtle.forward()
	turtle.turnRight()
	turtle.select(1)
	turtle.suck()
	turtle.turnLeft()
	turtle.select(2)
	turtle.suck()
	turtle.turnLeft()
	turtle.select(4)
	turtle.suck()
	for i = 5, 16 do
		turtle.select(i)
		turtle.drop()
	end
end

while true do
	fuel()
	refill()
	plant()
	turtle.dig()
	turtle.forward()
	j = 0
	while turtle.detectUp() do
		turtle.digUp()
		turtle.dig()
		turtle.up()
		j++
	end
	turtle.dig()
	turtle.turnRight()
	turtle.dig()
	turtle.forward()
	turtle.turnLeft()
	while not j == 0
		turtle.dig()
		turtle.digDown()
		turtle.down()
		j--
	end
	turtle.dig()
	turtle.turnLeft()
	turtle.forward()
	turtle.turnRight()
	turtle.back()
	sleep(1.5)
end