Turtle Choptree

--Script will chop a gree down from the base of tree up. Then will return to base.
--Will only strip out 1 section of tree chunk at a time.
--Excellent for chopping down those twilight oaks.

local count = 0

function checkfuel()
  if turtle.getFuelLevel()<10 then
    turtle.select(1)
    turtle.refuel(10)
  end
end

if turtle.detect() then
  turtle.dig()
end

checkfuel() --check the fuel level. if needed refuel.

turtle.forward()

while turtle.detectUp() do
  turtle.digUp()
  checkfuel()
  turtle.up()
  count = count + 1
end

for i = 1, count do
  checkfuel()
  turtle.down()
end