fwcrafter

mats = peripheral.wrap("back")
-- done = peripheral.wrap("left")
shapeDone = false


function randomInt(min,max)
  return min + math.floor(math.random() * (max - min +1))
end

paper = 9
firstColor = 1
lastColor = 8
firstShape = 10
lastShape = 13
firstSpecial = 14
lastSpecial = 15
firstGunpowder = 16
lastGunpowder = 19

function randomColor()
  return randomInt(firstColor,lastColor)
end

function randomGunpowder()
  return randomInt(firstGunpowder,lastGunpowder)
end

function randomShape()
  return randomInt(firstShape,lastShape)
end

function pull(n,optional)
  if not optional and mats.getStackInSlot(n).qty == nil then
    print("Refill Slot: ",n)
  while mats.getStackInSlot(n).qty == nil do
    sleep(3)
  end
  end

  os.sleep(.1)
  mats.pushItem("west", n, 1)
end

function pullThings(first,last,start)
  start = start or 0
  d = last - first
  n = 2^d
  r = randomInt(start,n-1)
  for i = 0,d-1 do
    if bit.band(r,2^i) ~= 0 then
        if first+1 < firstShape and first+i > lastShape then
          pull(first+i, true)
        end
    end
  end
end

function repack()
  turtle.select(4)
  turtle.transferTo(9)
  turtle.select(8)
  turtle.transferTo(10)
  turtle.select(1)
end

while true do
turtle.select(1)
  pull(randomColor()) print("color")
  pull(randomGunpowder()) print("gunpowder")
  shapeNum = randomShape() print("shape")
  if shapeNum ~= lastShape then
    pull(shapeNum)
  end
  pullThings(firstSpecial,lastSpecial) print("special")
  if turtle.getItemCount(2) > 1 then
    turtle.select(2)
    turtle.transferTo(9,1)
    turtle.transferTo(10,1)
    turtle.transferTo(11,1)
  end
  repack()
  turtle.craft()
  os.sleep(1)
  for numGun = 1,randomInt(1,3) do
    pull(randomGunpowder()) print("gunpowder")
  end
  pull(paper) print("paper")
  repack()
  if turtle.getItemCount(2) > 1 then
    turtle.select(2)
    turtle.transferTo(9,1)
    turtle.transferTo(10,1)
    turtle.transferTo(11,1)
  end
  turtle.craft()
  turtle.drop() print("dump")
  os.sleep(1)
end