line_h3

function refuelAllSlot()
  for i = 1,16 do
    if(turtle.getItemCount(i)>0)then
      turtle.select(i)
      turtle.refuel(i)
    end
  end
  print("FuelLevel: "..turtle.getFuelLevel())
end

function haveItems(slot)
  if(turtle.getItemCount(slot)<1)then
    print("No have items in "..slot.." slot!")
  end
  while(turtle.getItemCount(slot)<1)do
    os.sleep(0.5)
  end
end

function inventoryFull()
  if(turtle.getItemCount(16)>0)then
    turtle.select(1)
    turtle.placeDown()
    for i=3,16 do
      if(turtle.getItemCount(i)>0)then
        turtle.select(i)
        turtle.dropDown()
      end
    end
    turtle.select(3)
  end
end

refuelAllSlot()
count=0
while(turtle.getFuelLevel()>0)do
  haveItems(1)
  haveItems(2)
  if(turtle.detect())then
    turtle.dig() end
  if(turtle.detectUp())then
    turtle.digUp() end
  if(turtle.detectDown())then
    turtle.digDown() end
  if(not(turtle.detect()))then
    if(count>11)then
      count=2
      turtle.select(2)
      turtle.placeDown()
    end
    inventoryFull()
    turtle.forward()
  end
  count=count+1
end