local tArgs = { ... }
local nSlot = tArgs[1]
local nQty = tArgs[2]

nSlot = nSlot + 0
nQty = nQty + 0

--print("nSlot is: " .. nSlot)
--print("nQty is: " .. nQty)
--return

if not nSlot then
  print("Usage: refuel <slot> <quantity>")
  return
end

if not nQty then
  print("Usage: refuel <slot> <quantity>")
  return
end

if nSlot > 16 then
  print("Turtle inventory slot must be a value between 1 and 16.")
  return
end

if nSlot < 1 then
  print("Turtle inventory slot must be a value between 1 and 16.")
  return
end

turtle.select(nSlot)
local success = turtle.refuel(nQty)

if success == false then
  print("\n")
  print("Turtle refuel failed. Check your quantity or slot number and retry.")
  print("Usage: refuel <slot> <quantity>")
  return
end

print("Turtle successfully refueled!")
turtle.select(1)