CC-UUMatter recipes

-- UU-Matter recipes
-- by SukaiPoppuGo
-- https://github.com/absolument/CC-UUMatter-recipes
-- Credits for integer to binary function :
-- https://stackoverflow.com/a/26702880

assert(turtle and turtle.craft, "Require crafty turtle")

local saveFile = "UU.lua"

local function _select(slot)
    if turtle.getSelectedSlot() ~= slot then
        turtle.select(slot)
    end
end

local function toBits(num, bits)
    -- returns a table of bits
    local t={} -- will contain the bits
    for b=bits,1,-1 do
        rest=math.floor(math.fmod(num,2))
        t[b]=rest
        num=(num-rest)/2
    end
    if num==0 then return t else return {'Not enough bits to represent this number'}end
end

local grid = {
    1,  2,  3,  --4,
    5,  6,  7,  --8,
    9,  10, 11, --12,
--  13, 14, 15, 16,
}

for i=1,2^9-1 do
    --iterate pattern
    local _pattern = toBits(i, 9)
    --Sum of items
    local _cost = 0
    for slot,v in ipairs(_pattern) do
        _cost = _cost + v
    end
    print(i, "Pattern:", unpack(_pattern))

    --Place items
    _select(1)
    turtle.suckUp(_cost)
    for pos=2, 9 do
        local slot = grid[pos]
        if _pattern[pos] == 1 then
            turtle.transferTo(slot,1)
        end
    end

    --test craft
    local success = turtle.craft()
    local data = turtle.getItemDetail(1)
    if success and data and data.name then
        print("Get", data.count, data.name)
        local r = {}
        data.i = i
        data.cost = _cost
        data.pattern = _pattern
        if data.damage then
            r["damage"] = data.damage
        end
        --save craft
        settings.load(saveFile)
        local tRecipes = settings.get("UURecipes",{})
        table.insert(tRecipes, data)
        settings.set("UURecipes", tRecipes)
        settings.save(saveFile)
    end

    --Clear grid
    for slot=1,16 do
        local data = turtle.getItemDetail(slot)
        if data and data.count > 0 then
            _select(slot)
            if data.damage and data.damage == 202 and data.name == "ic2:itemmisc" then
                turtle.dropUp()
            else
                turtle.dropDown()
            end
        end
    end
end