harvest.lua

turtle.select(1)
local x = turtle.getFuelLevel()
if x<60 then
  turtle.suckDown()
  turtle.refuel()
end
turtle.select(2)
print("Harvesting!")
for a = 1,3 do
  for b = 1,2 do
    for c = 1,7 do
      turtle.forward()
      turtle.digDown()
    end
    if b==2 then
      break
    end
    for d = 1,2 do
      turtle.forward()
      turtle.turnLeft()
    end
  end
  for e = 1,2 do
    turtle.forward()
    turtle.turnRight()
  end
end
for f = 1,7 do
  turtle.forward()
  turtle.digDown()
end
turtle.turnRight()
for g = 6,7 do
  for h = 1,g do
    turtle.forward()
  end
  for i = 1,g-5 do
    if g==7 then
      for j = 1,16 do
        turtle.select(j)
        turtle.drop()
      end
    end
    turtle.turnRight()
  end
end
print("Done!")