Wither v2,0

safe = 1
turtle.select(1)

function checkinv()
  if turtle.getItemCount(1)<4 then
    turtle.select(1)
    turtle.turnLeft()
    os.sleep(0.5)
    turtle.suck()
    os.sleep(0.5)
    turtle.turnRight()
    os.sleep(0.5)
  end

  if turtle.getItemCount(2)<4 then
    turtle.select(2)
    turtle.turnRight()
    os.sleep(0.5)
    turtle.suck()
    os.sleep(0.5)
    turtle.turnLeft()
    turtle.select(1)
    os.sleep(0.5)
  end

  if turtle.getItemCount(3)<32 then
      turtle.select(3)
      turtle.turnRight()
      turtle.turnRight()
      os.sleep(0.5)
      turtle.suck()
      turtle.turnLeft()
      turtle.turnLeft()
      os.sleep(0.5)
      turtle.select(1)
    end

  if turtle.getFuelLevel()<30 then
    turtle.select(3)
    turtle.refuel(32)
    turtle.select(1)
  os.sleep(0.5)
  end

  if turtle.getItemCount(1)<4 or turtle.getItemCount(2)<4 or turtle.getFuelLevel()<30 then
    safe = 0
  end
end

function bauwither()

  turtle.up()
  turtle.up()
  turtle.place()
  turtle.up()
  turtle.place()
  turtle.turnLeft()
  turtle.forward()
  turtle.turnRight()
  turtle.place()
  turtle.turnRight()
  turtle.forward()
  turtle.forward()
  turtle.turnLeft()
  turtle.place()
  turtle.up()
  turtle.select(2)
  turtle.place()
  turtle.turnLeft()
  turtle.forward()
  turtle.turnRight()
  turtle.place()
  turtle.turnLeft()
  turtle.forward()
  turtle.turnRight()
  turtle.place()
  turtle.turnRight()
  turtle.forward()
  turtle.turnLeft()
  turtle.down()
  turtle.down()
  turtle.down()
  turtle.down()
  turtle.select(1)

end

function pickup()
  turtle.up()
  turtle.up()
  turtle.select(16)
  turtle.suck()
  turtle.select(15)
  turtle.suck()
  turtle.turnRight()
  turtle.turnRight()
  turtle.select(1)
  turtle.drop()
  turtle.select(2)
  turtle.drop()
  turtle.select(3)
  turtle.drop()
  turtle.select(4)
  turtle.drop()
  turtle.select(5)
  turtle.drop()
  turtle.select(6)
  turtle.drop()
  turtle.select(7)
  turtle.drop()
  turtle.select(8)
  turtle.drop()
  turtle.select(9)
  turtle.drop()
  turtle.select(10)
  turtle.drop()
  turtle.select(11)
  turtle.drop()
  turtle.select(12)
  turtle.drop()
  turtle.select(13)
  turtle.drop()
  turtle.select(14)
  turtle.drop()
  turtle.select(15)
  turtle.drop()
  turtle.select(16)
  turtle.drop()
  turtle.turnLeft()
  turtle.turnLeft()
  turtle.down()
  turtle.down()
  turtle.select(1)

end


checkinv()
print(safe)
print(turtle.getFuelLevel())

if safe == 1 then
bauwither()
turtle.select(1)
rs.setOutput("front", true)
os.sleep(50)
rs.setOutput("front", false)
os.sleep(1)
pickup()

else
print("mimimimi mir fehlen Items / Fuel")
end

os.reboot()