refuelLava

local nCount = 0
local dCount = 0
local fCount = turtle.getFuelLevel()
if fCount < 100 then
  print("Turtle firstly needs at least 100 fuel")
  return
end

while turtle.getItemDetail()["name"] ~= "minecraft:bucket" do
  term.clear()
  term.setCursorPos(1,1)
  print("Put an empty bucket in slot 1 and place facing a lava lake./nPress any key to begin.")
  io.read()
end

for x = 1,4 do
  turtle.forward()
end
repeat
  if not turtle.down() then
    break
  end
  dCount = dCount + 1
until turtle.placeDown()
repeat
  for x = 1,4 do
    turtle.place()
    turtle.refuel()
    turtle.turnLeft()
  end
  nCount = nCount+1
until not turtle.down()
for x = 1,3 do
  turtle.forward()
end
for x = 1,nCount do
  for x = 1,4 do
    turtle.place()
    turtle.refuel()
    turtle.turnLeft()
  end
  turtle.up()
end
for x = 1,(dCount - 1) do
  turtle.up()
end
for x = 1,7 do
  turtle.back()
end

refCount = turtle.getFuelLevel() - fCount

print("Turtle refueled "..refCount.." fuel.")
print("Total fuel level: "..turtle.getFuelLevel())