turtle bois

ID = nil
turtle.select(1)

function fuel()
 fuellvl =  turtle.getFuelLevel()
if (fuellvl == 0) then
 turtle.select(16)
 turtle.refuel()
 turtle.select(1)
 end
 end
 while true do
 if turtle.compare() == true then
 sleep(10)
 else
 turtle.select(2)
 while (turtle.compare() == true) do
 turtle.dig()
 turtle.digUp()
 fuel()
 turtle.up()
 end
 while (turtle.detectDown() == false) do
 turtle.down()
 end
 turtle.turnLeft()
 ID = turtle.getItemCount() - 1
 turtle.drop(ID)
 turtle.select(3)
 turtle.drop()
 turtle.turnRight()
 turtle.select(1)
 if turtle.getItemCount() == 0 then
 turtle.turnRight()
 turtle.suck(1)
 turtle.turnLeft()
 end
  turtle.suck()
 turtle.place()
 end
 end