logger-with refuel

--defines how many tree to harvest
local times = 0
term.write("Number of trees to cut: ")
times = read()
for u = 1, times do
-- sets a vari for use when cutting the tree
local x = 0
--fueles the turtle
function checkFuel()
if turtle.getFuelLevel() <= 10 --or any number, depending on how frequently you check, and how much the turtle moves.
turtle.select(1) --fuel goes in this slot
turtle.refuel(1)
turtle.select(2) --use any slot here, I default to 2, depending on the program.
end
end

--plants and bonemeals the tree
turtle.select(2)
turtle.place()
turtle.select(3)
turtle.place()
turtle.place()
turtle.place()
-- moves the turtle up
while turtle.detect() do
  turtle.digUp()
  turtle.up()
  x = x+1
end
--moves the turlte over the log
turtle.forward()
--cuts the tree and moves down depending on the vari x
for i = 1, x do
  turtle.digDown()
  turtle.down()
end
-- sets vari x to 0
x = 0
-- moves turtle over to chest and turns it around
turtle.back()
turtle.turnLeft()
turtle.turnLeft()
-- puts any tree and saplings into the chest
turtle.select(4)
turtle.drop()
turtle.select(5)
turtle.drop()
turtle.select(2)
-- turns the turtle around to the start position
turtle.turnLeft()
turtle.turnLeft()
end