Shadow_Assailant's Dark Iron Forge

--Shadow_Assailant's Dark Iron Forge--
--v4.0--

local function transfering() -- Transfers items to slot 1
  for f = 1, 15 do
    turtle.select(f)
    turtle.transferTo(1,turtle.getItemSpace(1))
    turtle.select(16)
    turtle.transferTo(1,turtle.getItemSpace(1))
  end
  turtle.select(1)
end

local function wait() -- Wrath Flame dies if used too much. A pause is needed to let it grow.
  m = m + 1
  if m >= 10 then -- Not sure how many uses kills the flame, but this should be enough.
    term.clear()
    term.setCursorPos(1,1)
    print("Must let Wrath Fire regrow!")
    print("Sleeping...")
    sleep(90) -- Not sure how long it takes the flame to revitalize.
    term.clear()
    term.setCursorPos(1,1)
    print("Resuming work!")
    term.setCursorPos(1,1)
    m = 0
  end
end

local function holdingAnything() -- Instantaneous check to see if anything at all is in the turtle's inventory.
  for i=1,16 do
    if turtle.getItemCount(i) > 0 then
      return true
    end
  end
  return false
end

while true do
  q=0 -- Defaults inventory count to 0
  m=0 -- Defaults blocks broken to 0
  term.clear()
  term.setCursorPos(1,1)
  if holdingAnything()==true then
    for f = 1, 15 do
      q = 0 + turtle.getItemCount(f) -- Gets current count of inventory slots 1 - 15
    end
    term.setCursorPos(1,1)
    print("Creating Dark Iron!")
    term.setCursorPos(1,1)
    if turtle.getItemCount(16)>0 and q>=897 then -- 896 = 14 stacks. If there's 897 items, we assume there's 14 stacks and 1 extra block. From there we just assume there's no more room in the invetory for extra items despite that there's really 63 spots. I don't care enough to change this.
      turtle.select(16)
      turtle.drop()
      turtle.select(1)
    elseif turtle.getItemCount(16)>0 and q<897 then -- Now we can assume there's plenty of room for slot 16 to be left open and anything in slot 16 to be moved.
      q = q + turtle.getItemCount(16) -- Seeing as we care about what's in slot 16 now, we have to add the count to "q."
      transfering()
      turtle.select(1)
    end
    transfering()
    turtle.turnRight() -- Turns to face the flame.
    turtle.turnRight()
    turtle.select(1)
    while q>0 do
      turtle.place()
      sleep(3.3) -- Sleeps to make sure iron has converted.
      turtle.dig()
      wait() -- Checks to see if 10 blocks have been converted. Waits if so.
      transfering() -- Keeps slot 1 full.
      q = q - 1 -- One less block needs to be converted, so must take tahat into account.
    end
    turtle.turnRight() -- Turns towards player.
    turtle.turnRight()
    for t = 1, 16 do  -- Gives items back.
      turtle.select(t)
      turtle.drop()
    end
    turtle.select(1)
  else -- If there are no items, it waits until it is given some.
    term.clear()
    sleep(1)
    print("Waiting!")
    sleep(1)
    term.setCursorPos(1,1)
  end
end