def __init__(self):
self.shanten = Shanten()
self.agari = Agari()
self.finished_hand = HandCalculator()
self.data_to_save = []
self.csv_exporter = CSVExporter()
def test_is_agari_and_open_hand(self):
agari = Agari()
tiles = self._string_to_34_array(sou="23455567", pin="222", man="345")
melds = [
self._string_to_open_34_set(man="345"),
self._string_to_open_34_set(sou="555"),
]
self.assertFalse(agari.is_agari(tiles, melds))
def test_is_agari_and_open_hand(self):
agari = Agari()
tiles = self._string_to_34_array(sou='23455567', pin='222', man='345')
melds = [
self._string_to_open_34_set(man='345'),
self._string_to_open_34_set(sou='555'),
]
self.assertFalse(agari.is_agari(tiles, melds))
def __init__(self, clients, replays_directory, replay_name):
self.tiles = []
self.dead_wall = []
self.dora_indicators = []
self.discards = []
self.clients = clients
self.agari = Agari()
self.finished_hand = HandCalculator()
self.replays_directory = replays_directory
self.replay_name = replay_name
def test_is_not_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou='123456789', pin='12345')
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='111222444', pin='11145')
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='11122233356888')
self.assertFalse(agari.is_agari(tiles))
def test_is_not_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou="123456789", pin="12345")
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="111222444", pin="11145")
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="11122233356888")
self.assertFalse(agari.is_agari(tiles))
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.agari = Agari()
self.shanten = Shanten()
self.defence = DefenceHandler(player)
self.hand_divider = HandDivider()
self.finished_hand = HandCalculator()
self.previous_shanten = 7
self.current_strategy = None
self.waiting = []
self.in_defence = False
self.last_discard_option = None
def test_is_chitoitsu_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou='1133557799', pin='1199')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='2244',
pin='1199',
man='11',
honors='2277')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(man='11223344556677')
self.assertTrue(agari.is_agari(tiles))
def test_is_chitoitsu_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou="1133557799", pin="1199")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="2244",
pin="1199",
man="11",
honors="2277")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(man="11223344556677")
self.assertTrue(agari.is_agari(tiles))
def test_is_kokushi_musou_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou='19',
pin='19',
man='199',
honors='1234567')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='19',
pin='19',
man='19',
honors='11234567')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='19',
pin='19',
man='19',
honors='12345677')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='129',
pin='19',
man='19',
honors='1234567')
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='19',
pin='19',
man='19',
honors='11134567')
self.assertFalse(agari.is_agari(tiles))
def test_is_kokushi_musou_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou="19",
pin="19",
man="199",
honors="1234567")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="19",
pin="19",
man="19",
honors="11234567")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="19",
pin="19",
man="19",
honors="12345677")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="129",
pin="19",
man="19",
honors="1234567")
self.assertFalse(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="19",
pin="19",
man="19",
honors="11134567")
self.assertFalse(agari.is_agari(tiles))
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.agari = Agari()
self.shanten_calculator = Shanten()
self.defence = DefenceHandler(player)
self.riichi = Riichi(player)
self.hand_divider = HandDivider()
self.finished_hand = HandCalculator()
self.hand_builder = HandBuilder(player, self)
self.erase_state()
def __init__(self, player):
self.player = player
self.table = player.table
self.kan = Kan(player)
self.agari = Agari()
self.shanten_calculator = Shanten()
self.defence = TileDangerHandler(player)
self.riichi = Riichi(player)
self.hand_divider = HandDivider()
self.finished_hand = HandCalculator()
self.hand_builder = HandBuilder(player, self)
self.placement = player.config.PLACEMENT_HANDLER_CLASS(player)
self.suji = Suji(player)
self.kabe = Kabe(player)
self.erase_state()
def test_is_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou="123456789", pin="123", man="33")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="123456789", pin="11123")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="123456789", honors="11777")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="12345556778899")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="11123456788999")
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou="233334",
pin="789",
man="345",
honors="55")
self.assertTrue(agari.is_agari(tiles))
def test_is_agari(self):
agari = Agari()
tiles = self._string_to_34_array(sou='123456789', pin='123', man='33')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='123456789', pin='11123')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='123456789', honors='11777')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='12345556778899')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='11123456788999')
self.assertTrue(agari.is_agari(tiles))
tiles = self._string_to_34_array(sou='233334',
pin='789',
man='345',
honors='55')
self.assertTrue(agari.is_agari(tiles))
def estimate_hand_value(self,
tiles,
win_tile,
melds=None,
dora_indicators=None,
config=None):
"""
:param tiles: array with 14 tiles in 136-tile format
:param win_tile: 136 format tile that caused win (ron or tsumo)
:param melds: array with Meld objects
:param dora_indicators: array of tiles in 136-tile format
:param config: HandConfig object
:return: HandResponse object
"""
if not melds:
melds = []
if not dora_indicators:
dora_indicators = []
self.config = config or HandConfig()
agari = Agari()
hand_yaku = []
scores_calculator = ScoresCalculator()
tiles_34 = TilesConverter.to_34_array(tiles)
divider = HandDivider()
fu_calculator = FuCalculator()
opened_melds = [x.tiles_34 for x in melds if x.opened]
all_melds = [x.tiles_34 for x in melds]
is_open_hand = len(opened_melds) > 0
# special situation
if self.config.is_nagashi_mangan:
hand_yaku.append(self.config.yaku.nagashi_mangan)
fu = 30
han = self.config.yaku.nagashi_mangan.han_closed
cost = scores_calculator.calculate_scores(han, fu, self.config,
False)
return HandResponse(cost, han, fu, hand_yaku)
if win_tile not in tiles:
return HandResponse(error="Win tile not in the hand")
if self.config.is_riichi and is_open_hand:
return HandResponse(
error="Riichi can't be declared with open hand")
if self.config.is_ippatsu and is_open_hand:
return HandResponse(
error="Ippatsu can't be declared with open hand")
if self.config.is_ippatsu and not self.config.is_riichi and not self.config.is_daburu_riichi:
return HandResponse(
error="Ippatsu can't be declared without riichi")
if not agari.is_agari(tiles_34, all_melds):
return HandResponse(error='Hand is not winning')
if not self.config.options.has_double_yakuman:
self.config.yaku.daburu_kokushi.han_closed = 13
self.config.yaku.suuankou_tanki.han_closed = 13
self.config.yaku.daburu_chuuren_poutou.han_closed = 13
self.config.yaku.daisuushi.han_closed = 13
self.config.yaku.daisuushi.han_open = 13
hand_options = divider.divide_hand(tiles_34, melds)
calculated_hands = []
for hand in hand_options:
is_chiitoitsu = self.config.yaku.chiitoitsu.is_condition_met(hand)
valued_tiles = [
HAKU, HATSU, CHUN, self.config.player_wind,
self.config.round_wind
]
win_groups = self._find_win_groups(win_tile, hand, opened_melds)
for win_group in win_groups:
cost = None
error = None
hand_yaku = []
han = 0
fu_details, fu = fu_calculator.calculate_fu(
hand, win_tile, win_group, self.config, valued_tiles,
melds)
is_pinfu = len(
fu_details) == 1 and not is_chiitoitsu and not is_open_hand
pon_sets = [x for x in hand if is_pon(x)]
chi_sets = [x for x in hand if is_chi(x)]
if self.config.is_tsumo:
if not is_open_hand:
hand_yaku.append(self.config.yaku.tsumo)
if is_pinfu:
hand_yaku.append(self.config.yaku.pinfu)
# let's skip hand that looks like chitoitsu, but it contains open sets
if is_chiitoitsu and is_open_hand:
continue
if is_chiitoitsu:
hand_yaku.append(self.config.yaku.chiitoitsu)
is_daisharin = self.config.yaku.daisharin.is_condition_met(
hand, self.config.options.has_daisharin_other_suits)
if self.config.options.has_daisharin and is_daisharin:
self.config.yaku.daisharin.rename(hand)
hand_yaku.append(self.config.yaku.daisharin)
is_tanyao = self.config.yaku.tanyao.is_condition_met(hand)
if is_open_hand and not self.config.options.has_open_tanyao:
is_tanyao = False
if is_tanyao:
hand_yaku.append(self.config.yaku.tanyao)
if self.config.is_riichi and not self.config.is_daburu_riichi:
hand_yaku.append(self.config.yaku.riichi)
if self.config.is_daburu_riichi:
hand_yaku.append(self.config.yaku.daburu_riichi)
if self.config.is_ippatsu:
hand_yaku.append(self.config.yaku.ippatsu)
if self.config.is_rinshan:
hand_yaku.append(self.config.yaku.rinshan)
if self.config.is_chankan:
hand_yaku.append(self.config.yaku.chankan)
if self.config.is_haitei:
hand_yaku.append(self.config.yaku.haitei)
if self.config.is_houtei:
hand_yaku.append(self.config.yaku.houtei)
if self.config.is_renhou:
if self.config.options.renhou_as_yakuman:
hand_yaku.append(self.config.yaku.renhou_yakuman)
else:
hand_yaku.append(self.config.yaku.renhou)
if self.config.is_tenhou:
hand_yaku.append(self.config.yaku.tenhou)
if self.config.is_chiihou:
hand_yaku.append(self.config.yaku.chiihou)
if self.config.yaku.honitsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.honitsu)
if self.config.yaku.chinitsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chinitsu)
if self.config.yaku.tsuisou.is_condition_met(hand):
hand_yaku.append(self.config.yaku.tsuisou)
if self.config.yaku.honroto.is_condition_met(hand):
hand_yaku.append(self.config.yaku.honroto)
if self.config.yaku.chinroto.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chinroto)
# small optimization, try to detect yaku with chi required sets only if we have chi sets in hand
if len(chi_sets):
if self.config.yaku.chanta.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chanta)
if self.config.yaku.junchan.is_condition_met(hand):
hand_yaku.append(self.config.yaku.junchan)
if self.config.yaku.ittsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ittsu)
if not is_open_hand:
if self.config.yaku.ryanpeiko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ryanpeiko)
elif self.config.yaku.iipeiko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.iipeiko)
if self.config.yaku.sanshoku.is_condition_met(hand):
hand_yaku.append(self.config.yaku.sanshoku)
# small optimization, try to detect yaku with pon required sets only if we have pon sets in hand
if len(pon_sets):
if self.config.yaku.toitoi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.toitoi)
if self.config.yaku.sanankou.is_condition_met(
hand, win_tile, melds, self.config.is_tsumo):
hand_yaku.append(self.config.yaku.sanankou)
if self.config.yaku.sanshoku_douko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.sanshoku_douko)
if self.config.yaku.shosangen.is_condition_met(hand):
hand_yaku.append(self.config.yaku.shosangen)
if self.config.yaku.haku.is_condition_met(hand):
hand_yaku.append(self.config.yaku.haku)
if self.config.yaku.hatsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.hatsu)
if self.config.yaku.chun.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chun)
if self.config.yaku.east.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == EAST:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == EAST:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.south.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == SOUTH:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == SOUTH:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.west.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == WEST:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == WEST:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.north.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == NORTH:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == NORTH:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.daisangen.is_condition_met(hand):
hand_yaku.append(self.config.yaku.daisangen)
if self.config.yaku.shosuushi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.shosuushi)
if self.config.yaku.daisuushi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.daisuushi)
if self.config.yaku.ryuisou.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ryuisou)
# closed kan can't be used in chuuren_poutou
if not len(
melds
) and self.config.yaku.chuuren_poutou.is_condition_met(
hand):
if tiles_34[win_tile // 4] == 2 or tiles_34[win_tile //
4] == 4:
hand_yaku.append(
self.config.yaku.daburu_chuuren_poutou)
else:
hand_yaku.append(self.config.yaku.chuuren_poutou)
if not is_open_hand and self.config.yaku.suuankou.is_condition_met(
hand, win_tile, self.config.is_tsumo):
if tiles_34[win_tile // 4] == 2:
hand_yaku.append(self.config.yaku.suuankou_tanki)
else:
hand_yaku.append(self.config.yaku.suuankou)
if self.config.yaku.sankantsu.is_condition_met(
hand, melds):
hand_yaku.append(self.config.yaku.sankantsu)
if self.config.yaku.suukantsu.is_condition_met(
hand, melds):
hand_yaku.append(self.config.yaku.suukantsu)
# yakuman is not connected with other yaku
yakuman_list = [x for x in hand_yaku if x.is_yakuman]
if yakuman_list:
hand_yaku = yakuman_list
# calculate han
for item in hand_yaku:
if is_open_hand and item.han_open:
han += item.han_open
else:
han += item.han_closed
if han == 0:
error = 'There are no yaku in the hand'
cost = None
# we don't need to add dora to yakuman
if not yakuman_list:
tiles_for_dora = tiles[:]
# we had to search for dora in kan fourth tiles as well
for meld in melds:
if meld.type == Meld.KAN or meld.type == Meld.CHANKAN:
tiles_for_dora.append(meld.tiles[3])
count_of_dora = 0
count_of_aka_dora = 0
for tile in tiles_for_dora:
count_of_dora += plus_dora(tile, dora_indicators)
for tile in tiles_for_dora:
if is_aka_dora(tile, self.config.options.has_aka_dora):
count_of_aka_dora += 1
if count_of_dora:
self.config.yaku.dora.han_open = count_of_dora
self.config.yaku.dora.han_closed = count_of_dora
hand_yaku.append(self.config.yaku.dora)
han += count_of_dora
if count_of_aka_dora:
self.config.yaku.aka_dora.han_open = count_of_aka_dora
self.config.yaku.aka_dora.han_closed = count_of_aka_dora
hand_yaku.append(self.config.yaku.aka_dora)
han += count_of_aka_dora
if not error:
cost = scores_calculator.calculate_scores(
han, fu, self.config,
len(yakuman_list) > 0)
calculated_hand = {
'cost': cost,
'error': error,
'hand_yaku': hand_yaku,
'han': han,
'fu': fu,
'fu_details': fu_details
}
calculated_hands.append(calculated_hand)
# exception hand
if not is_open_hand and self.config.yaku.kokushi.is_condition_met(
None, tiles_34):
if tiles_34[win_tile // 4] == 2:
hand_yaku.append(self.config.yaku.daburu_kokushi)
else:
hand_yaku.append(self.config.yaku.kokushi)
if self.config.is_renhou and self.config.options.renhou_as_yakuman:
hand_yaku.append(self.config.yaku.renhou_yakuman)
if self.config.is_tenhou:
hand_yaku.append(self.config.yaku.tenhou)
if self.config.is_chiihou:
hand_yaku.append(self.config.yaku.chiihou)
# calculate han
han = 0
for item in hand_yaku:
if is_open_hand and item.han_open:
han += item.han_open
else:
han += item.han_closed
fu = 0
cost = scores_calculator.calculate_scores(han, fu, self.config,
len(hand_yaku) > 0)
calculated_hands.append({
'cost': cost,
'error': None,
'hand_yaku': hand_yaku,
'han': han,
'fu': fu,
'fu_details': []
})
# let's use cost for most expensive hand
calculated_hands = sorted(calculated_hands,
key=lambda x: (x['han'], x['fu']),
reverse=True)
calculated_hand = calculated_hands[0]
cost = calculated_hand['cost']
error = calculated_hand['error']
hand_yaku = calculated_hand['hand_yaku']
han = calculated_hand['han']
fu = calculated_hand['fu']
fu_details = calculated_hand['fu_details']
return HandResponse(cost, han, fu, hand_yaku, error, fu_details)
def estimate_hand_value(
self,
tiles,
win_tile,
melds=None,
dora_indicators=None,
config=None,
scores_calculator_factory=ScoresCalculator,
use_hand_divider_cache=False,
):
"""
:param tiles: array with 14 tiles in 136-tile format
:param win_tile: 136 format tile that caused win (ron or tsumo)
:param melds: array with Meld objects
:param dora_indicators: array of tiles in 136-tile format
:param config: HandConfig object
:param use_hand_divider_cache: could be useful if you are calculating a lot of menchin hands
:return: HandResponse object
"""
if not melds:
melds = []
if not dora_indicators:
dora_indicators = []
self.config = config or HandConfig()
agari = Agari()
hand_yaku = []
scores_calculator = scores_calculator_factory()
tiles_34 = TilesConverter.to_34_array(tiles)
fu_calculator = FuCalculator()
is_aotenjou = isinstance(scores_calculator, Aotenjou)
opened_melds = [x.tiles_34 for x in melds if x.opened]
all_melds = [x.tiles_34 for x in melds]
is_open_hand = len(opened_melds) > 0
# special situation
if self.config.is_nagashi_mangan:
hand_yaku.append(self.config.yaku.nagashi_mangan)
fu = 30
han = self.config.yaku.nagashi_mangan.han_closed
cost = scores_calculator.calculate_scores(han, fu, self.config,
False)
return HandResponse(cost, han, fu, hand_yaku)
if win_tile not in tiles:
return HandResponse(error=HandCalculator.ERR_NO_WINNING_TILE)
if self.config.is_riichi and not self.config.is_daburu_riichi and is_open_hand:
return HandResponse(error=HandCalculator.ERR_OPEN_HAND_RIICHI)
if self.config.is_daburu_riichi and is_open_hand:
return HandResponse(error=HandCalculator.ERR_OPEN_HAND_DABURI)
if self.config.is_ippatsu and not self.config.is_riichi and not self.config.is_daburu_riichi:
return HandResponse(
error=HandCalculator.ERR_IPPATSU_WITHOUT_RIICHI)
if self.config.is_chankan and self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_CHANKAN_WITH_TSUMO)
if self.config.is_rinshan and not self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_RINSHAN_WITHOUT_TSUMO)
if self.config.is_haitei and not self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_HAITEI_WITHOUT_TSUMO)
if self.config.is_houtei and self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_HOUTEI_WITH_TSUMO)
if self.config.is_haitei and self.config.is_rinshan:
return HandResponse(error=HandCalculator.ERR_HAITEI_WITH_RINSHAN)
if self.config.is_houtei and self.config.is_chankan:
return HandResponse(error=HandCalculator.ERR_HOUTEI_WITH_CHANKAN)
# raise error only when player wind is defined (and is *not* EAST)
if self.config.is_tenhou and self.config.player_wind and not self.config.is_dealer:
return HandResponse(error=HandCalculator.ERR_TENHOU_NOT_AS_DEALER)
if self.config.is_tenhou and not self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_TENHOU_WITHOUT_TSUMO)
if self.config.is_tenhou and melds:
return HandResponse(error=HandCalculator.ERR_TENHOU_WITH_MELD)
# raise error only when player wind is defined (and is EAST)
if self.config.is_chiihou and self.config.player_wind and self.config.is_dealer:
return HandResponse(error=HandCalculator.ERR_CHIIHOU_AS_DEALER)
if self.config.is_chiihou and not self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_CHIIHOU_WITHOUT_TSUMO)
if self.config.is_chiihou and melds:
return HandResponse(error=HandCalculator.ERR_CHIIHOU_WITH_MELD)
# raise error only when player wind is defined (and is EAST)
if self.config.is_renhou and self.config.player_wind and self.config.is_dealer:
return HandResponse(error=HandCalculator.ERR_RENHOU_AS_DEALER)
if self.config.is_renhou and self.config.is_tsumo:
return HandResponse(error=HandCalculator.ERR_RENHOU_WITH_TSUMO)
if self.config.is_renhou and melds:
return HandResponse(error=HandCalculator.ERR_RENHOU_WITH_MELD)
if not agari.is_agari(tiles_34, all_melds):
return HandResponse(error=HandCalculator.ERR_HAND_NOT_WINNING)
if not self.config.options.has_double_yakuman:
self.config.yaku.daburu_kokushi.han_closed = 13
self.config.yaku.suuankou_tanki.han_closed = 13
self.config.yaku.daburu_chuuren_poutou.han_closed = 13
self.config.yaku.daisuushi.han_closed = 13
self.config.yaku.daisuushi.han_open = 13
hand_options = self.divider.divide_hand(
tiles_34, melds, use_cache=use_hand_divider_cache)
calculated_hands = []
for hand in hand_options:
is_chiitoitsu = self.config.yaku.chiitoitsu.is_condition_met(hand)
valued_tiles = [
HAKU, HATSU, CHUN, self.config.player_wind,
self.config.round_wind
]
win_groups = self._find_win_groups(win_tile, hand, opened_melds)
for win_group in win_groups:
cost = None
error = None
hand_yaku = []
han = 0
fu_details, fu = fu_calculator.calculate_fu(
hand, win_tile, win_group, self.config, valued_tiles,
melds)
is_pinfu = len(
fu_details) == 1 and not is_chiitoitsu and not is_open_hand
pon_sets = [x for x in hand if is_pon(x)]
kan_sets = [x for x in hand if is_kan(x)]
chi_sets = [x for x in hand if is_chi(x)]
if self.config.is_tsumo:
if not is_open_hand:
hand_yaku.append(self.config.yaku.tsumo)
if is_pinfu:
hand_yaku.append(self.config.yaku.pinfu)
# let's skip hand that looks like chitoitsu, but it contains open sets
if is_chiitoitsu and is_open_hand:
continue
if is_chiitoitsu:
hand_yaku.append(self.config.yaku.chiitoitsu)
is_daisharin = self.config.yaku.daisharin.is_condition_met(
hand, self.config.options.has_daisharin_other_suits)
if self.config.options.has_daisharin and is_daisharin:
self.config.yaku.daisharin.rename(hand)
hand_yaku.append(self.config.yaku.daisharin)
if self.config.options.has_daichisei and self.config.yaku.daichisei.is_condition_met(
hand):
hand_yaku.append(self.config.yaku.daichisei)
is_tanyao = self.config.yaku.tanyao.is_condition_met(hand)
if is_open_hand and not self.config.options.has_open_tanyao:
is_tanyao = False
if is_tanyao:
hand_yaku.append(self.config.yaku.tanyao)
if self.config.is_riichi and not self.config.is_daburu_riichi:
if self.config.is_open_riichi:
hand_yaku.append(self.config.yaku.open_riichi)
else:
hand_yaku.append(self.config.yaku.riichi)
if self.config.is_daburu_riichi:
if self.config.is_open_riichi:
hand_yaku.append(self.config.yaku.daburu_open_riichi)
else:
hand_yaku.append(self.config.yaku.daburu_riichi)
if (not self.config.is_tsumo
and self.config.options.has_sashikomi_yakuman and
((self.config.yaku.daburu_open_riichi in hand_yaku) or
(self.config.yaku.open_riichi in hand_yaku))):
hand_yaku.append(self.config.yaku.sashikomi)
if self.config.is_ippatsu:
hand_yaku.append(self.config.yaku.ippatsu)
if self.config.is_rinshan:
hand_yaku.append(self.config.yaku.rinshan)
if self.config.is_chankan:
hand_yaku.append(self.config.yaku.chankan)
if self.config.is_haitei:
hand_yaku.append(self.config.yaku.haitei)
if self.config.is_houtei:
hand_yaku.append(self.config.yaku.houtei)
if self.config.is_renhou:
if self.config.options.renhou_as_yakuman:
hand_yaku.append(self.config.yaku.renhou_yakuman)
else:
hand_yaku.append(self.config.yaku.renhou)
if self.config.is_tenhou:
hand_yaku.append(self.config.yaku.tenhou)
if self.config.is_chiihou:
hand_yaku.append(self.config.yaku.chiihou)
if self.config.yaku.honitsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.honitsu)
if self.config.yaku.chinitsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chinitsu)
if self.config.yaku.tsuisou.is_condition_met(hand):
hand_yaku.append(self.config.yaku.tsuisou)
if self.config.yaku.honroto.is_condition_met(hand):
hand_yaku.append(self.config.yaku.honroto)
if self.config.yaku.chinroto.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chinroto)
if self.config.yaku.ryuisou.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ryuisou)
if self.config.paarenchan > 0 and not self.config.options.paarenchan_needs_yaku:
# if no yaku is even needed to win on paarenchan and it is paarenchan condition, just add paarenchan
self.config.yaku.paarenchan.set_paarenchan_count(
self.config.paarenchan)
hand_yaku.append(self.config.yaku.paarenchan)
# small optimization, try to detect yaku with chi required sets only if we have chi sets in hand
if len(chi_sets):
if self.config.yaku.chantai.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chantai)
if self.config.yaku.junchan.is_condition_met(hand):
hand_yaku.append(self.config.yaku.junchan)
if self.config.yaku.ittsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ittsu)
if not is_open_hand:
if self.config.yaku.ryanpeiko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.ryanpeiko)
elif self.config.yaku.iipeiko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.iipeiko)
if self.config.yaku.sanshoku.is_condition_met(hand):
hand_yaku.append(self.config.yaku.sanshoku)
# small optimization, try to detect yaku with pon required sets only if we have pon sets in hand
if len(pon_sets) or len(kan_sets):
if self.config.yaku.toitoi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.toitoi)
if self.config.yaku.sanankou.is_condition_met(
hand, win_tile, melds, self.config.is_tsumo):
hand_yaku.append(self.config.yaku.sanankou)
if self.config.yaku.sanshoku_douko.is_condition_met(hand):
hand_yaku.append(self.config.yaku.sanshoku_douko)
if self.config.yaku.shosangen.is_condition_met(hand):
hand_yaku.append(self.config.yaku.shosangen)
if self.config.yaku.haku.is_condition_met(hand):
hand_yaku.append(self.config.yaku.haku)
if self.config.yaku.hatsu.is_condition_met(hand):
hand_yaku.append(self.config.yaku.hatsu)
if self.config.yaku.chun.is_condition_met(hand):
hand_yaku.append(self.config.yaku.chun)
if self.config.yaku.east.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == EAST:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == EAST:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.south.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == SOUTH:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == SOUTH:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.west.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == WEST:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == WEST:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.north.is_condition_met(
hand, self.config.player_wind,
self.config.round_wind):
if self.config.player_wind == NORTH:
hand_yaku.append(self.config.yaku.yakuhai_place)
if self.config.round_wind == NORTH:
hand_yaku.append(self.config.yaku.yakuhai_round)
if self.config.yaku.daisangen.is_condition_met(hand):
hand_yaku.append(self.config.yaku.daisangen)
if self.config.yaku.shosuushi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.shosuushi)
if self.config.yaku.daisuushi.is_condition_met(hand):
hand_yaku.append(self.config.yaku.daisuushi)
# closed kan can't be used in chuuren_poutou
if not len(
melds
) and self.config.yaku.chuuren_poutou.is_condition_met(
hand):
if tiles_34[win_tile // 4] == 2 or tiles_34[win_tile //
4] == 4:
hand_yaku.append(
self.config.yaku.daburu_chuuren_poutou)
else:
hand_yaku.append(self.config.yaku.chuuren_poutou)
if not is_open_hand and self.config.yaku.suuankou.is_condition_met(
hand, win_tile, self.config.is_tsumo):
if tiles_34[win_tile // 4] == 2:
hand_yaku.append(self.config.yaku.suuankou_tanki)
else:
hand_yaku.append(self.config.yaku.suuankou)
if self.config.yaku.sankantsu.is_condition_met(
hand, melds):
hand_yaku.append(self.config.yaku.sankantsu)
if self.config.yaku.suukantsu.is_condition_met(
hand, melds):
hand_yaku.append(self.config.yaku.suukantsu)
if self.config.paarenchan > 0 and self.config.options.paarenchan_needs_yaku and len(
hand_yaku) > 0:
# we waited until here to add paarenchan yakuman only if there is any other yaku
self.config.yaku.paarenchan.set_paarenchan_count(
self.config.paarenchan)
hand_yaku.append(self.config.yaku.paarenchan)
# yakuman is not connected with other yaku
yakuman_list = [x for x in hand_yaku if x.is_yakuman]
if yakuman_list:
if not is_aotenjou:
hand_yaku = yakuman_list
else:
scores_calculator.aotenjou_filter_yaku(
hand_yaku, self.config)
yakuman_list = []
# calculate han
for item in hand_yaku:
if is_open_hand and item.han_open:
han += item.han_open
else:
han += item.han_closed
if han == 0:
error = HandCalculator.ERR_NO_YAKU
cost = None
# we don't need to add dora to yakuman
if not yakuman_list:
tiles_for_dora = tiles[:]
count_of_dora = 0
count_of_aka_dora = 0
for tile in tiles_for_dora:
count_of_dora += plus_dora(tile, dora_indicators)
for tile in tiles_for_dora:
if is_aka_dora(tile, self.config.options.has_aka_dora):
count_of_aka_dora += 1
if count_of_dora:
self.config.yaku.dora.han_open = count_of_dora
self.config.yaku.dora.han_closed = count_of_dora
hand_yaku.append(self.config.yaku.dora)
han += count_of_dora
if count_of_aka_dora:
self.config.yaku.aka_dora.han_open = count_of_aka_dora
self.config.yaku.aka_dora.han_closed = count_of_aka_dora
hand_yaku.append(self.config.yaku.aka_dora)
han += count_of_aka_dora
if not is_aotenjou and (
self.config.options.limit_to_sextuple_yakuman
and han > 78):
han = 78
if fu == 0 and is_aotenjou:
fu = 40
if not error:
cost = scores_calculator.calculate_scores(
han, fu, self.config,
len(yakuman_list) > 0)
calculated_hand = {
"cost": cost,
"error": error,
"hand_yaku": hand_yaku,
"han": han,
"fu": fu,
"fu_details": fu_details,
}
calculated_hands.append(calculated_hand)
# exception hand
if not is_open_hand and self.config.yaku.kokushi.is_condition_met(
None, tiles_34):
if tiles_34[win_tile // 4] == 2:
hand_yaku.append(self.config.yaku.daburu_kokushi)
else:
hand_yaku.append(self.config.yaku.kokushi)
if not self.config.is_tsumo and self.config.options.has_sashikomi_yakuman:
if self.config.is_riichi and not self.config.is_daburu_riichi:
if self.config.is_open_riichi:
hand_yaku.append(self.config.yaku.sashikomi)
if self.config.is_daburu_riichi:
if self.config.is_open_riichi:
hand_yaku.append(self.config.yaku.sashikomi)
if self.config.is_renhou and self.config.options.renhou_as_yakuman:
hand_yaku.append(self.config.yaku.renhou_yakuman)
if self.config.is_tenhou:
hand_yaku.append(self.config.yaku.tenhou)
if self.config.is_chiihou:
hand_yaku.append(self.config.yaku.chiihou)
if self.config.paarenchan > 0:
self.config.yaku.paarenchan.set_paarenchan_count(
self.config.paarenchan)
hand_yaku.append(self.config.yaku.paarenchan)
# calculate han
han = 0
for item in hand_yaku:
if is_open_hand and item.han_open:
han += item.han_open
else:
han += item.han_closed
fu = 0
if is_aotenjou:
if self.config.is_tsumo:
fu = 30
else:
fu = 40
tiles_for_dora = tiles[:]
count_of_dora = 0
count_of_aka_dora = 0
for tile in tiles_for_dora:
count_of_dora += plus_dora(tile, dora_indicators)
for tile in tiles_for_dora:
if is_aka_dora(tile, self.config.options.has_aka_dora):
count_of_aka_dora += 1
if count_of_dora:
self.config.yaku.dora.han_open = count_of_dora
self.config.yaku.dora.han_closed = count_of_dora
hand_yaku.append(self.config.yaku.dora)
han += count_of_dora
if count_of_aka_dora:
self.config.yaku.aka_dora.han_open = count_of_aka_dora
self.config.yaku.aka_dora.han_closed = count_of_aka_dora
hand_yaku.append(self.config.yaku.aka_dora)
han += count_of_aka_dora
cost = scores_calculator.calculate_scores(han, fu, self.config,
len(hand_yaku) > 0)
calculated_hands.append({
"cost": cost,
"error": None,
"hand_yaku": hand_yaku,
"han": han,
"fu": fu,
"fu_details": []
})
# let's use cost for most expensive hand
calculated_hands = sorted(calculated_hands,
key=lambda x: (x["han"], x["fu"]),
reverse=True)
calculated_hand = calculated_hands[0]
cost = calculated_hand["cost"]
error = calculated_hand["error"]
hand_yaku = calculated_hand["hand_yaku"]
han = calculated_hand["han"]
fu = calculated_hand["fu"]
fu_details = calculated_hand["fu_details"]
return HandResponse(cost, han, fu, hand_yaku, error, fu_details,
is_open_hand)
import time
from game import Hand
from game import Wall
from mahjong.hand_calculating.hand import HandCalculator, HandConfig
from mahjong.shanten import Shanten
from mahjong.tile import TilesConverter
from mahjong.agari import Agari
from mahjong.meld import Meld
import numpy as np
c = HandCalculator()
st = Shanten()
ag = Agari()
ops = 1e7
# Control Code
k = 0
cstart = time.time_ns()
while k < ops:
k += 1
w = Wall()
hand = Hand(w)
hand.draw(w)
cend = time.time_ns()
# Test Code
k = 0
start = time.time_ns()
while k < ops:
#!/usr/bin/env python
# -*- coding: utf-8 -*-
from mahjong.shanten import Shanten
from mahjong.agari import Agari
from mahjong.hand_calculating.hand import HandCalculator
from mahjong.hand_calculating.hand_config import HandConfig
from mahjong.tile import TilesConverter
SHANTEN = Shanten()
CALCULATOR = HandCalculator()
AGARI = Agari()
TO_GRAPH_LIST = [
"🀇", "🀈", "🀉", "🀊", "🀋", "🀌", "🀍", "🀎", "🀏", "🀙", "🀚", "🀛", "🀜", "🀝", "🀞", "🀟", "🀠", "🀡",
"🀐", "🀑", "🀒", "🀓", "🀔", "🀕", "🀖", "🀗", "🀘", "🀀", "🀁", "🀂", "🀃", "🀆", "🀅", "🀄"
]
NUM_HAIS = 34
def get_total_score(hand34, wintile34):
result = CALCULATOR.estimate_hand_value(TilesConverter.to_136_array(hand34), wintile34 * 4, config=HandConfig(is_tsumo=True))
return result.cost['main'] + 2 * result.cost['additional']
def is_agari(hand34):
return AGARI.is_agari(hand34)
def tiles34_to_list(tiles):
result = []
for i in xrange(34):
class ImplementationAI(InterfaceAI):
version = '0.0.1'
agari = None
shanten = None
defence = None
hand_divider = None
finished_hand = None
last_discard_option = None
previous_shanten = 7
in_defence = False
waiting = None
current_strategy = None
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.agari = Agari()
self.shanten = Shanten()
self.defence = DefenceHandler(player)
self.hand_divider = HandDivider()
self.finished_hand = HandCalculator()
self.previous_shanten = 7
self.current_strategy = None
self.waiting = []
self.in_defence = False
self.last_discard_option = None
def init_hand(self):
"""
Let's decide what we will do with our hand (like open for tanyao and etc.)
"""
self.determine_strategy()
def erase_state(self):
self.current_strategy = None
self.in_defence = False
self.last_discard_option = None
def draw_tile(self, tile):
"""
:param tile: 136 tile format
:return:
"""
self.determine_strategy()
def discard_tile(self, discard_tile):
# we called meld and we had discard tile that we wanted to discard
if discard_tile is not None:
if not self.last_discard_option:
return discard_tile
return self.process_discard_option(self.last_discard_option,
self.player.closed_hand, True)
results, shanten = self.calculate_outs(self.player.tiles,
self.player.closed_hand,
self.player.open_hand_34_tiles)
selected_tile = self.process_discard_options_and_select_tile_to_discard(
results, shanten)
# bot think that there is a threat on the table
# and better to fold
# if we can't find safe tiles, let's continue to build our hand
if self.defence.should_go_to_defence_mode(selected_tile):
if not self.in_defence:
logger.info('We decided to fold against other players')
self.in_defence = True
defence_tile = self.defence.try_to_find_safe_tile_to_discard(
results)
if defence_tile:
return self.process_discard_option(defence_tile,
self.player.closed_hand)
else:
self.in_defence = False
return self.process_discard_option(selected_tile,
self.player.closed_hand)
def process_discard_options_and_select_tile_to_discard(
self, results, shanten, had_was_open=False):
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
# we had to update tiles value there
# because it is related with shanten number
for result in results:
result.tiles_count = self.count_tiles(result.waiting, tiles_34)
result.calculate_value(shanten)
# current strategy can affect on our discard options
# so, don't use strategy specific choices for calling riichi
if self.current_strategy:
results = self.current_strategy.determine_what_to_discard(
self.player.closed_hand, results, shanten, False, None,
had_was_open)
return self.chose_tile_to_discard(results)
def calculate_outs(self, tiles, closed_hand, open_sets_34=None):
"""
:param tiles: array of tiles in 136 format
:param closed_hand: array of tiles in 136 format
:param open_sets_34: array of array with tiles in 34 format
:return:
"""
tiles_34 = TilesConverter.to_34_array(tiles)
closed_tiles_34 = TilesConverter.to_34_array(closed_hand)
is_agari = self.agari.is_agari(tiles_34,
self.player.open_hand_34_tiles)
results = []
for hand_tile in range(0, 34):
if not closed_tiles_34[hand_tile]:
continue
tiles_34[hand_tile] -= 1
shanten = self.shanten.calculate_shanten(tiles_34, open_sets_34)
waiting = []
for j in range(0, 34):
if hand_tile == j or tiles_34[j] == 4:
continue
tiles_34[j] += 1
if self.shanten.calculate_shanten(tiles_34,
open_sets_34) == shanten - 1:
waiting.append(j)
tiles_34[j] -= 1
tiles_34[hand_tile] += 1
if waiting:
results.append(
DiscardOption(player=self.player,
shanten=shanten,
tile_to_discard=hand_tile,
waiting=waiting,
tiles_count=self.count_tiles(
waiting, tiles_34)))
if is_agari:
shanten = Shanten.AGARI_STATE
else:
shanten = self.shanten.calculate_shanten(tiles_34, open_sets_34)
return results, shanten
def count_tiles(self, waiting, tiles_34):
n = 0
for item in waiting:
n += 4 - self.player.total_tiles(item, tiles_34)
return n
def try_to_call_meld(self, tile, is_kamicha_discard):
if not self.current_strategy:
return None, None
if len(self.player.discards) <= 5 and tile // 4 <= 27:
return None, None
meld, discard_option = self.current_strategy.try_to_call_meld(
tile, is_kamicha_discard)
tile_to_discard = None
if discard_option:
self.last_discard_option = discard_option
tile_to_discard = discard_option.tile_to_discard
return meld, tile_to_discard
def determine_strategy(self):
# for already opened hand we don't need to give up on selected strategy
if self.player.is_open_hand and self.current_strategy:
return False
return False
old_strategy = self.current_strategy
self.current_strategy = None
# order is important, the first appropriate strtegy will be used
strategies = []
if self.player.table.has_open_tanyao:
strategies.append(TanyaoStrategy(BaseStrategy.TANYAO, self.player))
strategies.append(YakuhaiStrategy(BaseStrategy.YAKUHAI, self.player))
strategies.append(HonitsuStrategy(BaseStrategy.HONITSU, self.player))
for strategy in strategies:
if strategy.should_activate_strategy():
self.current_strategy = strategy
if self.current_strategy:
if not old_strategy or self.current_strategy.type != old_strategy.type:
message = '{} switched to {} strategy'.format(
self.player.name, self.current_strategy)
if old_strategy:
message += ' from {}'.format(old_strategy)
logger.debug(message)
logger.debug('With hand: {}'.format(
TilesConverter.to_one_line_string(self.player.tiles)))
if not self.current_strategy and old_strategy:
logger.debug('{} gave up on {}'.format(self.player.name,
old_strategy))
return self.current_strategy and True or False
def chose_tile_to_discard(self, results: [DiscardOption]) -> DiscardOption:
"""
Try to find best tile to discard, based on different valuations
"""
def sorting(x):
# - is important for x.tiles_count
# in that case we will discard tile that will give for us more tiles
# to complete a hand
return x.shanten, -x.tiles_count, x.valuation
had_to_be_discarded_tiles = [
x for x in results if x.had_to_be_discarded
]
if had_to_be_discarded_tiles:
had_to_be_discarded_tiles = sorted(had_to_be_discarded_tiles,
key=sorting)
selected_tile = had_to_be_discarded_tiles[0]
else:
results = sorted(results, key=sorting)
# remove needed tiles from discard options
results = [x for x in results if not x.had_to_be_saved]
# let's chose most valuable tile first
temp_tile = results[0]
# and let's find all tiles with same shanten
results_with_same_shanten = [
x for x in results if x.shanten == temp_tile.shanten
]
possible_options = [temp_tile]
for discard_option in results_with_same_shanten:
# there is no sense to check already chosen tile
if discard_option.tile_to_discard == temp_tile.tile_to_discard:
continue
# we don't need to select tiles almost dead waits
if discard_option.tiles_count <= 2:
continue
# let's check all other tiles with same shanten
# maybe we can find tiles that have almost same tiles count number
if temp_tile.tiles_count - 2 < discard_option.tiles_count < temp_tile.tiles_count + 2:
possible_options.append(discard_option)
# let's sort got tiles by value and let's chose less valuable tile to discard
possible_options = sorted(possible_options,
key=lambda x: x.valuation)
selected_tile = possible_options[0]
return selected_tile
def process_discard_option(self,
discard_option,
closed_hand,
force_discard=False):
self.waiting = discard_option.waiting
self.player.ai.previous_shanten = discard_option.shanten
self.player.in_tempai = self.player.ai.previous_shanten == 0
# when we called meld we don't need "smart" discard
if force_discard:
return discard_option.find_tile_in_hand(closed_hand)
last_draw_34 = self.player.last_draw and self.player.last_draw // 4 or None
if self.player.last_draw not in AKA_DORA_LIST and last_draw_34 == discard_option.tile_to_discard:
return self.player.last_draw
else:
return discard_option.find_tile_in_hand(closed_hand)
def estimate_hand_value(self, win_tile, tiles=None, call_riichi=False):
"""
:param win_tile: 34 tile format
:param tiles:
:param call_riichi:
:return:
"""
win_tile *= 4
# we don't need to think, that our waiting is aka dora
if win_tile in AKA_DORA_LIST:
win_tile += 1
if not tiles:
tiles = self.player.tiles
tiles += [win_tile]
config = HandConfig(is_riichi=call_riichi,
player_wind=self.player.player_wind,
round_wind=self.player.table.round_wind,
has_aka_dora=self.player.table.has_aka_dora,
has_open_tanyao=self.player.table.has_open_tanyao)
result = self.finished_hand.estimate_hand_value(
tiles, win_tile, self.player.melds,
self.player.table.dora_indicators, config)
return result
def should_call_riichi(self):
print(self.player.discards)
# empty waiting can be found in some cases
if not self.waiting:
return False
if self.in_defence:
return False
#If we tenpai fast enough
if len(self.player.discards) <= 8:
return True
if len(self.player.discards) >= 14:
return False
# we have a good wait, let's riichi
if len(self.waiting) > 1:
return True
waiting = self.waiting[0]
tiles = self.player.closed_hand + [waiting * 4]
closed_melds = [x for x in self.player.melds if not x.opened]
for meld in closed_melds:
tiles.extend(meld.tiles[:3])
tiles_34 = TilesConverter.to_34_array(tiles)
results = self.hand_divider.divide_hand(tiles_34)
result = results[0]
count_of_pairs = len([x for x in result if is_pair(x)])
# with chitoitsu we can call a riichi with pair wait
if count_of_pairs == 7:
return True
for hand_set in result:
# better to not call a riichi for a pair wait
# it can be easily improved
if is_pair(hand_set) and waiting in hand_set:
return False
return True
def should_call_kan(self, tile, open_kan):
"""
Method will decide should we call a kan,
or upgrade pon to kan
:param tile: 136 tile format
:param open_kan: boolean
:return: kan type
"""
# we don't need to add dora for other players
if self.player.ai.in_defence:
return None
if open_kan:
# we don't want to start open our hand from called kan
if not self.player.is_open_hand:
return None
# there is no sense to call open kan when we are not in tempai
if not self.player.in_tempai:
return None
# we have a bad wait, rinshan chance is low
if len(self.waiting) < 2:
return None
tile_34 = tile // 4
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
closed_hand_34 = TilesConverter.to_34_array(self.player.closed_hand)
pon_melds = [x for x in self.player.open_hand_34_tiles if is_pon(x)]
# let's check can we upgrade opened pon to the kan
if pon_melds:
for meld in pon_melds:
# tile is equal to our already opened pon,
# so let's call chankan!
if tile_34 in meld:
return Meld.CHANKAN
count_of_needed_tiles = 4
# for open kan 3 tiles is enough to call a kan
if open_kan:
count_of_needed_tiles = 3
# we have 3 tiles in our hand,
# so we can try to call closed meld
if closed_hand_34[tile_34] == count_of_needed_tiles:
if not open_kan:
# to correctly count shanten in the hand
# we had do subtract drown tile
tiles_34[tile_34] -= 1
melds = self.player.open_hand_34_tiles
previous_shanten = self.shanten.calculate_shanten(tiles_34, melds)
melds += [[tile_34, tile_34, tile_34]]
new_shanten = self.shanten.calculate_shanten(tiles_34, melds)
# called kan will not ruin our hand
if new_shanten <= previous_shanten:
return Meld.KAN
return None
def should_call_win(self, tile, enemy_seat):
return True
def enemy_called_riichi(self, enemy_seat):
"""
After enemy riichi we had to check will we fold or not
it is affect open hand decisions
:return:
"""
if self.defence.should_go_to_defence_mode():
self.in_defence = True
@property
def enemy_players(self):
"""
Return list of players except our bot
"""
return self.player.table.players[1:]
class ImplementationAI(InterfaceAI):
version = '0.3.2'
agari = None
shanten = None
defence = None
hand_divider = None
finished_hand = None
last_discard_option = None
previous_shanten = 7
in_defence = False
waiting = None
current_strategy = None
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.agari = Agari()
self.shanten = Shanten()
self.defence = DefenceHandler(player)
self.hand_divider = HandDivider()
self.finished_hand = HandCalculator()
self.previous_shanten = 7
self.current_strategy = None
self.waiting = []
self.in_defence = False
self.last_discard_option = None
# Added for cowboy
self.wanted_tiles_count = 0
self.pushing = False
def init_hand(self):
"""
Let's decide what we will do with our hand (like open for tanyao and etc.)
"""
self.determine_strategy()
def erase_state(self):
self.current_strategy = None
self.in_defence = False
self.last_discard_option = None
# Added for cowboy
self.previous_shanten = 7
self.pushing = False
def draw_tile(self, tile):
"""
:param tile: 136 tile format
:return:
"""
self.determine_strategy()
def discard_tile(self, discard_tile):
# we called meld and we had discard tile that we wanted to discard
if discard_tile is not None:
if not self.last_discard_option:
return discard_tile
return self.process_discard_option(self.last_discard_option, self.player.closed_hand, True)
results, shanten = self.calculate_outs(self.player.tiles,
self.player.closed_hand,
self.player.open_hand_34_tiles)
if shanten < self.previous_shanten:
logger.info("Shanten: {}".format(shanten))
self.previous_shanten = shanten
selected_tile = self.process_discard_options_and_select_tile_to_discard(results, shanten)
# bot think that there is a threat on the table
# and better to fold
# if we can't find safe tiles, let's continue to build our hand
if self.defence.should_go_to_defence_mode(selected_tile):
if not self.in_defence:
logger.info('We decided to fold against other players')
self.in_defence = True
self.player.set_state("DEFENCE")
else:
#logger.info("Player is alreay in defence")
pass
defence_results, shanten = self.calculate_outs(self.player.tiles,
self.player.closed_hand,
self.player.open_hand_34_tiles)
defence_tile = self.defence.try_to_find_safe_tile_to_discard(defence_results)
if defence_tile:
return self.process_discard_option(defence_tile, self.player.closed_hand)
else:
self.in_defence = False
# Process the discard option before changing the state
card2discard = self.process_discard_option(selected_tile, self.player.closed_hand)
# After adjusting the defence, time to update the state
if shanten == 0 and self.player.play_state == "PREPARING" and results: # and results for debugging
if self.wanted_tiles_count > 4:
self.player.set_state("PROACTIVE_GOODSHAPE")
else:
self.player.set_state("PROACTIVE_BADSHAPE")
return card2discard
def process_discard_options_and_select_tile_to_discard(self, results, shanten, had_was_open=False):
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
# we had to update tiles value there
# because it is related with shanten number
for result in results:
result.tiles_count = self.count_tiles(result.waiting, tiles_34)
result.calculate_value(shanten)
# current strategy can affect on our discard options
# so, don't use strategy specific choices for calling riichi
if self.current_strategy:
results = self.current_strategy.determine_what_to_discard(self.player.closed_hand,
results,
shanten,
False,
None,
had_was_open)
return self.chose_tile_to_discard(results)
def calculate_outs(self, tiles, closed_hand, open_sets_34=None):
"""
:param tiles: array of tiles in 136 format
:param closed_hand: array of tiles in 136 format
:param open_sets_34: array of array with tiles in 34 format
:return:
"""
tiles_34 = TilesConverter.to_34_array(tiles)
closed_tiles_34 = TilesConverter.to_34_array(closed_hand)
is_agari = self.agari.is_agari(tiles_34, self.player.open_hand_34_tiles)
results = []
for hand_tile in range(0, 34):
if not closed_tiles_34[hand_tile]:
continue
tiles_34[hand_tile] -= 1
shanten = self.shanten.calculate_shanten(tiles_34, open_sets_34)
waiting = []
for j in range(0, 34):
if hand_tile == j or tiles_34[j] == 4:
continue
tiles_34[j] += 1
if self.shanten.calculate_shanten(tiles_34, open_sets_34) == shanten - 1:
waiting.append(j)
tiles_34[j] -= 1
tiles_34[hand_tile] += 1
if waiting:
results.append(DiscardOption(player=self.player,
shanten=shanten,
tile_to_discard=hand_tile,
waiting=waiting,
tiles_count=self.count_tiles(waiting, tiles_34)))
if is_agari:
shanten = Shanten.AGARI_STATE
else:
shanten = self.shanten.calculate_shanten(tiles_34, open_sets_34)
return results, shanten
def count_tiles(self, waiting, tiles_34):
n = 0
for item in waiting:
n += 4 - self.player.total_tiles(item, tiles_34)
return n
def try_to_call_meld(self, tile, is_kamicha_discard):
if not self.current_strategy:
return None, None
meld, discard_option = self.current_strategy.try_to_call_meld(tile, is_kamicha_discard)
tile_to_discard = None
if discard_option:
self.last_discard_option = discard_option
tile_to_discard = discard_option.tile_to_discard
return meld, tile_to_discard
def determine_strategy(self):
# for already opened hand we don't need to give up on selected strategy
if self.player.is_open_hand and self.current_strategy:
return False
old_strategy = self.current_strategy
self.current_strategy = None
# order is important
strategies = [
YakuhaiStrategy(BaseStrategy.YAKUHAI, self.player),
HonitsuStrategy(BaseStrategy.HONITSU, self.player),
]
if self.player.table.has_open_tanyao:
strategies.append(TanyaoStrategy(BaseStrategy.TANYAO, self.player))
for strategy in strategies:
if strategy.should_activate_strategy():
self.current_strategy = strategy
if self.current_strategy:
if not old_strategy or self.current_strategy.type != old_strategy.type:
message = '{} switched to {} strategy'.format(self.player.name, self.current_strategy)
if old_strategy:
message += ' from {}'.format(old_strategy)
logger.info(message)
logger.info('With such a hand: {}'.format(TilesConverter.to_one_line_string(self.player.tiles)))
if not self.current_strategy and old_strategy:
logger.debug('{} gave up on {}'.format(self.player.name, old_strategy))
return self.current_strategy and True or False
def chose_tile_to_discard(self, results: [DiscardOption]) -> DiscardOption:
"""
Try to find best tile to discard, based on different valuations
"""
def sorting(x):
# - is important for x.tiles_count
# in that case we will discard tile that will give for us more tiles
# to complete a hand
return x.shanten, -x.tiles_count, x.valuation
# util for drawing
def get_order(t):
# if it is honor
if t // 9 >= 3:
return 0
else:
return min((t % 9), (8 - (t % 9))) + 1
def display_waiting(w):
return TilesConverter.to_one_line_string([t * 4 for t in w])
had_to_be_discarded_tiles = [x for x in results if x.had_to_be_discarded]
if had_to_be_discarded_tiles:
had_to_be_discarded_tiles = sorted(had_to_be_discarded_tiles, key=sorting)
selected_tile = had_to_be_discarded_tiles[0]
else:
results = sorted(results, key=sorting)
#print("Len: ", len(results))
# init the temp_tile
temp_tile = results[0]
# remove needed tiles from discard options
results = [x for x in results if not x.had_to_be_saved]
# let's chose most valuable tile first
if results:
temp_tile = results[0]
else:
return temp_tile
# and let's find all tiles with same shanten
results_with_same_shanten = [x for x in results if x.shanten == temp_tile.shanten]
# if there are 7 pairs
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
paired_tiles = [x for x in range(0, 34) if tiles_34[x] == 2]
num_pairs = len(paired_tiles)
if num_pairs == 4 and temp_tile.shanten > 1 and not self.player.in_seven_pairs and not self.player.params.get("fool_in_pairs"):
logger.info("There are 4 pairs!")
if len(self.player.discards) > 6:
logger.info("However it's too late for seven pairs.")
for r in results:
if r.tile_to_discard in paired_tiles:
logger.info("With hand: {}".format(TilesConverter.to_one_line_string(self.player.tiles)))
logger.info("Discard {}".format(display_waiting([r.tile_to_discard])))
return r
else:
logger.info("It's early, okay to go with seven pairs.")
self.player.in_seven_pairs = True
# TODO: a smart seven pairs strategy should be carried
if self.player.in_seven_pairs and not self.player.params.get("fool_in_pairs"):
single_tiles = [x for x in range(0,34) if tiles_34[x] in [1,3,4]]
single_tiles.sort(key=lambda x: (self.count_tiles([x], tiles_34) >= 2, -get_order(x)))
for s in single_tiles: # actually only #1 would be used most of the time
for r in results:
if r.tile_to_discard == s:
logger.info("SevenPairsStrategy:")
logger.info("Hand: {}".format(TilesConverter.to_one_line_string(self.player.tiles)))
logger.info("Discard: {}".format(display_waiting([s])))
return r
# if in drawing
if temp_tile.shanten == 0:
print("It's a drawing hand!")
print("Hand: {}".format(TilesConverter.to_one_line_string(self.player.tiles)))
# assume that temp tile got the biggest waiting
if temp_tile.tiles_count > 4:
print("It's a good shape, go for it.")
else:
logger.info("It's a bad shape drawing hand, need some calculation.")
logger.info("Possible choices: {}".format(TilesConverter.to_one_line_string([x.tile_to_discard*4 for x in results_with_same_shanten])))
possible_choices = [(temp_tile, 99)]
for r in results_with_same_shanten:
print("\nCut:", display_waiting([r.tile_to_discard]))
print("Waiting:", display_waiting(r.waiting))
print("Order:", [get_order(t) for t in r.waiting])
print("Outs:", r.tiles_count)
if r.tiles_count == 0:
print("It's an impossible drawing.")
continue
if len(r.waiting) == 1:
print("It's an 1 out drawing.")
possible_choices.append((r, get_order(r.waiting[0])))
else:
print("It's a multiple out drawing.")
r.waiting.sort(key=get_order)
possible_choices.append((r, get_order(r.waiting[0])))
possible_choices.sort(key=lambda x: (x[1], -x[0].tiles_count))
final_choice = possible_choices[0][0]
logger.info("Choice: {} {} {}".format(display_waiting([final_choice.tile_to_discard]), "with waiting", display_waiting(final_choice.waiting)))
return final_choice
# if not in drawing or in drawing with good shape
possible_options = [temp_tile]
for discard_option in results_with_same_shanten:
# there is no sense to check already chosen tile
if discard_option.tile_to_discard == temp_tile.tile_to_discard:
continue
# we don't need to select tiles almost dead waits
if discard_option.tiles_count <= 2:
continue
# let's check all other tiles with same shanten
# maybe we can find tiles that have almost same tiles count number
# Cowboy: +-2 is a big difference, but +-1 is not
diff = 1
if self.player.params.get("big_diff"):
diff = 2
if temp_tile.tiles_count - diff < discard_option.tiles_count < temp_tile.tiles_count + diff:
possible_options.append(discard_option)
# let's sort got tiles by value and let's chose less valuable tile to discard
possible_options = sorted(possible_options, key=lambda x: x.valuation)
selected_tile = possible_options[0]
if selected_tile.shanten == 0:
print("\nChoice:", display_waiting([selected_tile.tile_to_discard]), "with waiting",
display_waiting(selected_tile.waiting))
return selected_tile
def process_discard_option(self, discard_option, closed_hand, force_discard=False):
self.waiting = discard_option.waiting
self.wanted_tiles_count = discard_option.tiles_count
self.player.ai.previous_shanten = discard_option.shanten
self.player.in_tempai = self.player.ai.previous_shanten == 0
# when we called meld we don't need "smart" discard
if force_discard:
return discard_option.find_tile_in_hand(closed_hand)
last_draw_34 = self.player.last_draw and self.player.last_draw // 4 or None
if self.player.last_draw not in AKA_DORA_LIST and last_draw_34 == discard_option.tile_to_discard:
return self.player.last_draw
else:
return discard_option.find_tile_in_hand(closed_hand)
def estimate_hand_value(self, win_tile, tiles=None, call_riichi=False):
"""
:param win_tile: 34 tile format
:param tiles:
:param call_riichi:
:return:
"""
win_tile *= 4
# we don't need to think, that our waiting is aka dora
if win_tile in AKA_DORA_LIST:
win_tile += 1
if not tiles:
tiles = self.player.tiles
tiles += [win_tile]
config = HandConfig(
is_riichi=call_riichi,
player_wind=self.player.player_wind,
round_wind=self.player.table.round_wind,
has_aka_dora=self.player.table.has_aka_dora,
has_open_tanyao=self.player.table.has_open_tanyao
)
result = self.finished_hand.estimate_hand_value(tiles,
win_tile,
self.player.melds,
self.player.table.dora_indicators,
config)
return result
def should_call_riichi(self):
logger.info("Can call a reach!")
# empty waiting can be found in some cases
if not self.waiting:
logger.info("However it is impossible to win.")
return False
# In pushing state, it's better to call it
if self.pushing:
logger.info("Go for it! The player is in pushing state.")
return True
# Get the rank EV after round 3
if self.table.round_number >= 5: # DEBUG: set this to 0
try:
possible_hand_values = [self.estimate_hand_value(tile, call_riichi=True).cost["main"] for tile in self.waiting]
except Exception as e:
print(e)
possible_hand_values = [2000]
hand_value = sum(possible_hand_values) / len(possible_hand_values)
hand_value += self.table.count_of_riichi_sticks * 1000
if self.player.is_dealer:
hand_value += 700 # EV for dealer combo
lose_estimation = 6000 if self.player.is_dealer else 7000
hand_shape = "pro_bad_shape" if self.wanted_tiles_count <= 4 else "pro_good_shape"
rank_ev = self.defence.get_rank_ev(hand_value, lose_estimation, COUNTER_RATIO[hand_shape][len(self.player.discards)])
logger.info('''Cowboy: Proactive reach:
Hand value: {} Hand shape: {}
Is dealer: {} Current ranking: {}
'''.format(hand_value, hand_shape, self.player.is_dealer, self.table.get_players_sorted_by_scores()))
logger.info("Rank EV for proactive reach: {}".format(rank_ev))
if rank_ev < 0:
logger.info("It's better to fold.")
return False
else:
logger.info("Go for it!")
return True
should_attack = not self.defence.should_go_to_defence_mode()
# For bad shape, at least 1 dora is required
# Get count of dora
dora_count = sum([plus_dora(x, self.player.table.dora_indicators) for x in self.player.tiles])
# aka dora
dora_count += sum([1 for x in self.player.tiles if is_aka_dora(x, self.player.table.has_open_tanyao)])
if self.wanted_tiles_count <= 4 and dora_count == 0 and not self.player.is_dealer:
should_attack = False
logger.info("A bad shape with no dora, don't call it.")
# # If player is on the top, no need to call reach
# if self.player == self.player.table.get_players_sorted_by_scores()[0] and self.player.scores > 30000:
# should_attack = False
# logger.info("Player is in 1st position, no need to call reach.")
if should_attack:
# If we are proactive, let's set the state!
logger.info("Go for it!")
if self.player.play_state == "PREPARING": # If not changed in defense actions
if self.wanted_tiles_count > 4:
self.player.set_state("PROACTIVE_GOODSHAPE")
else:
self.player.set_state("PROACTIVE_BADSHAPE")
return True
else:
logger.info("However it's better to fold.")
return False
# These codes are unreachable, it is fine.
waiting = self.waiting[0]
tiles = self.player.closed_hand + [waiting * 4]
closed_melds = [x for x in self.player.melds if not x.opened]
for meld in closed_melds:
tiles.extend(meld.tiles[:3])
tiles_34 = TilesConverter.to_34_array(tiles)
results = self.hand_divider.divide_hand(tiles_34)
result = results[0]
count_of_pairs = len([x for x in result if is_pair(x)])
# with chitoitsu we can call a riichi with pair wait
if count_of_pairs == 7:
return True
for hand_set in result:
# better to not call a riichi for a pair wait
# it can be easily improved
if is_pair(hand_set) and waiting in hand_set:
return False
return True
def should_call_kan(self, tile, open_kan):
"""
Method will decide should we call a kan,
or upgrade pon to kan
:param tile: 136 tile format
:param open_kan: boolean
:return: kan type
"""
# we don't need to add dora for other players
if self.player.ai.in_defence:
return None
if open_kan:
# we don't want to start open our hand from called kan
if not self.player.is_open_hand:
return None
# there is no sense to call open kan when we are not in tempai
if not self.player.in_tempai:
return None
# we have a bad wait, rinshan chance is low
if len(self.waiting) < 2:
return None
tile_34 = tile // 4
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
closed_hand_34 = TilesConverter.to_34_array(self.player.closed_hand)
pon_melds = [x for x in self.player.open_hand_34_tiles if is_pon(x)]
# let's check can we upgrade opened pon to the kan
if pon_melds:
for meld in pon_melds:
# tile is equal to our already opened pon,
# so let's call chankan!
if tile_34 in meld:
return Meld.CHANKAN
count_of_needed_tiles = 4
# for open kan 3 tiles is enough to call a kan
if open_kan:
count_of_needed_tiles = 3
# we have 3 tiles in our hand,
# so we can try to call closed meld
if closed_hand_34[tile_34] == count_of_needed_tiles:
if not open_kan:
# to correctly count shanten in the hand
# we had do subtract drown tile
tiles_34[tile_34] -= 1
melds = self.player.open_hand_34_tiles
previous_shanten = self.shanten.calculate_shanten(tiles_34, melds)
melds += [[tile_34, tile_34, tile_34]]
new_shanten = self.shanten.calculate_shanten(tiles_34, melds)
# called kan will not ruin our hand
if new_shanten <= previous_shanten:
return Meld.KAN
return None
def should_call_win(self, tile, enemy_seat):
return True
def enemy_called_riichi(self, enemy_seat):
"""
After enemy riichi we had to check will we fold or not
it is affect open hand decisions
:return:
"""
#if self.defence.should_go_to_defence_mode():
# self.in_defence = True
# No need to check it here
pass
@property
def enemy_players(self):
"""
Return list of players except our bot
"""
return self.player.table.players[1:]
class GameManager:
"""
Allow to play bots between each other
To have a metrics how new version plays against old versions
"""
replay_name = ""
tiles = None
dead_wall = None
clients = None
dora_indicators = None
players_with_open_hands = None
discards = None
replay = None
dealer = None
current_client_seat = None
round_number = 0
honba_sticks = 0
riichi_sticks = 0
_unique_dealers = 0
_need_to_check_same_winds = None
def __init__(self, clients, replays_directory, replay_name):
self.tiles = []
self.dead_wall = []
self.dora_indicators = []
self.discards = []
self.clients = clients
self.agari = Agari()
self.finished_hand = HandCalculator()
self.replays_directory = replays_directory
self.replay_name = replay_name
@staticmethod
def generate_replay_name():
return f"{datetime.datetime.now().strftime('%Y-%m-%d_%H_%M_%S')}_{randint(0, 99999):03}.txt"
def init_game(self):
"""
Beginning of the game.
Clients random placement and dealer selection.
"""
logger.info("Replay name: {}".format(self.replay_name))
self.replay = TenhouReplay(self.replay_name, self.clients,
self.replays_directory)
seed(shuffle_seed())
self.clients = self._randomly_shuffle_array(self.clients)
for i in range(0, len(self.clients)):
self.clients[i].seat = i
# oya should be always first player
# to have compatibility with tenhou format
self.set_dealer(0)
for client in self.clients:
client.player.scores = 25000
self._unique_dealers = 0
self.round_number = 0
def play_game(self):
logger.info("The start of the game")
is_game_end = False
self.init_game()
self.replay.init_game(shuffle_seed())
while not is_game_end:
self.init_round()
results = self.play_round()
dealer_won = False
was_retake = False
for result in results:
# we want to increase honba in that case and don't move dealer seat
if result["is_abortive_retake"]:
dealer_won = True
if not result["winner"]:
was_retake = True
continue
if result["winner"].player.is_dealer:
dealer_won = True
old_dealer = self.dealer
# if dealer won we need to increment honba sticks
if dealer_won:
self.honba_sticks += 1
# otherwise let's move dealer seat
else:
# retake and dealer is noten
if was_retake:
self.honba_sticks += 1
else:
self.honba_sticks = 0
new_dealer = self._move_position(self.dealer)
self.set_dealer(new_dealer)
is_game_end = self._check_the_end_of_game(old_dealer)
# important increment, we are building wall seed based on the round number
self.round_number += 1
winner = self.recalculate_players_position()
# winner takes riichi sticks
winner.player.scores += self.riichi_sticks * 1000
self.replay.end_game()
logger.info("Final Scores: {0}".format(
self.players_sorted_by_scores()))
total_scores = sum([x.player.scores for x in self.clients])
assert total_scores == 100000, total_scores
def init_round(self):
"""
Generate players hands, dead wall and dora indicators
"""
self._need_to_check_same_winds = True
self.players_with_open_hands = []
self.dora_indicators = []
self.tiles = self._generate_wall()
for client in self.clients:
client.erase_state()
self.dead_wall = self._cut_tiles(14)
self.add_new_dora_indicator()
for x in range(0, len(self.clients)):
client = self.clients[x]
# each client think that he is a player with position = 0
# so, we need to move dealer position for each client
# and shift scores array
client_dealer = self._enemy_position(self.dealer, x)
player_scores = deque(
[i.player.scores / 100 for i in self.clients])
player_scores.rotate(x * -1)
player_scores = list(player_scores)
client.table.init_round(
self._unique_dealers,
self.honba_sticks,
self.riichi_sticks,
self.dora_indicators[0],
client_dealer,
player_scores,
)
# each player by rotation draw 4 tiles until they have 12
# after this each player draw one more tile
# and this is will be their initial hand
# we do it to make the tiles allocation in hands
# more random
for _ in range(0, 3):
for client in self.clients:
client.player.tiles += self._cut_tiles(4)
for client in self.clients:
client.player.tiles += self._cut_tiles(1)
client.player.tiles = sorted(client.player.tiles)
client.player.init_hand(client.player.tiles)
logger.info("Seed: {}".format(shuffle_seed()))
logger.info("Dealer: {}, {}".format(
self.dealer, self.clients[self.dealer].player.name))
logger.info("Wind: {}. Riichi sticks: {}. Honba sticks: {}".format(
self._unique_dealers, self.riichi_sticks, self.honba_sticks))
logger.info("Round number: {}".format(self.round_number))
logger.info("Players: {0}".format(self.players_sorted_by_scores()))
self.replay.init_round(self.dealer, self._unique_dealers,
self.honba_sticks, self.riichi_sticks,
self.dora_indicators[0])
def play_round(self) -> []:
continue_to_play = True
number_of_kan_sets_per_player = {0: 0, 1: 0, 2: 0, 3: 0}
while continue_to_play:
current_client = self._get_current_client()
in_tempai = current_client.player.in_tempai
drawn_tile = self._cut_tiles(1)[0]
drawn_tile_34 = drawn_tile // 4
current_client.table.count_of_remaining_tiles -= 1
self.replay.draw(current_client.seat, drawn_tile)
current_client.player.draw_tile(drawn_tile)
tiles = current_client.player.tiles
if (self.player_can_call_kyuushu_kyuuhai(current_client.player)
and current_client.player.should_call_kyuushu_kyuuhai()):
return [self.abortive_retake(AbortiveDraw.NINE_DIFFERENT)]
# win by tsumo after tile draw
is_win = self.agari.is_agari(TilesConverter.to_34_array(tiles),
current_client.player.meld_34_tiles)
if is_win:
tiles.remove(drawn_tile)
can_win = True
# with open hand it can be situation when we in the tempai
# but our hand doesn't contain any yaku
# in that case we can't call ron
if not current_client.player.in_riichi:
result = current_client.player.ai.estimate_hand_value_or_get_from_cache(
drawn_tile_34,
is_tsumo=True,
is_rinshan=current_client.is_rinshan)
can_win = result.error is None
if can_win:
result = self.process_the_end_of_the_round(
tiles=tiles,
win_tile=drawn_tile,
winner=current_client,
loser=None,
is_tsumo=True)
return [result]
else:
# we can't win
# so let's add tile back to hand
# and discard it later
tiles.append(drawn_tile)
# checks if we can call closed kan or shouminkan
current_client_tiles_34 = TilesConverter.to_34_array(
current_client.player.tiles)
if current_client_tiles_34[drawn_tile_34] == 4 and len(
self.tiles) > 1:
kan_type = current_client.player.should_call_kan(
drawn_tile,
open_kan=False,
from_riichi=current_client.player.in_riichi)
if kan_type:
tiles = [
(drawn_tile_34 * 4),
(drawn_tile_34 * 4) + 1,
(drawn_tile_34 * 4) + 2,
(drawn_tile_34 * 4) + 3,
]
opened = False
if kan_type == MeldPrint.SHOUMINKAN:
opened = True
meld = MeldPrint(
kan_type,
tiles,
opened=opened,
called_tile=drawn_tile,
who=current_client.seat,
from_who=current_client.seat,
)
logger.info("Called meld: {} by {}".format(
meld, current_client.player.name))
self.replay.open_meld(meld)
if opened:
for client in self.clients:
client.is_ippatsu = False
result = self.check_clients_possible_ron(
current_client,
drawn_tile,
is_tsumogiri=False,
is_chankan=True)
# the end of the round
if result:
return result
number_of_kan_sets_per_player[current_client.seat] += 1
if (sum(number_of_kan_sets_per_player.values()) == 4 and
len(number_of_kan_sets_per_player.values()) != 1):
return [self.abortive_retake(AbortiveDraw.FOUR_KANS)]
# we need to notify each client about called meld
for _client in self.clients:
_client.table.add_called_meld(
self._enemy_position(current_client.seat,
_client.seat), meld)
self.add_new_dora_indicator()
current_client.is_rinshan = True
# after that we will return to the current client next draw
continue
# we had to clear state after tile draw
current_client.is_ippatsu = False
current_client.is_rinshan = False
# if not in riichi, let's decide what tile to discard
if not current_client.player.in_riichi:
tile = current_client.player.discard_tile()
in_tempai = current_client.player.in_tempai
else:
tile = current_client.player.discard_tile(drawn_tile,
force_tsumogiri=True)
who_called_riichi_seat = None
if in_tempai and not current_client.player.is_open_hand and current_client.player.can_call_riichi(
):
who_called_riichi_seat = current_client.seat
for client in self.clients:
client.table.add_called_riichi_step_one(
self._enemy_position(who_called_riichi_seat,
client.seat))
self.replay.riichi(current_client.seat, 1)
self.replay.discard(current_client.seat, tile)
is_tsumogiri = drawn_tile == tile
result = self.check_clients_possible_ron(current_client, tile,
is_tsumogiri)
# the end of the round
if result:
# check_clients_possible_ron already returns array
return result
# if there is no challenger to ron, let's check can we call riichi with tile discard or not
if who_called_riichi_seat is not None:
self.call_riichi(current_client)
for client in self.clients:
client.table.add_called_riichi_step_two(
self._enemy_position(who_called_riichi_seat,
client.seat))
self.replay.riichi(current_client.seat, 2)
count_of_riichi_players = 0
for client in self.clients:
if client.player.in_riichi:
count_of_riichi_players += 1
if count_of_riichi_players == 4:
return [self.abortive_retake(AbortiveDraw.FOUR_RIICHI)]
# abortive retake
result = self._check_same_winds()
if result:
return [result]
# let's check other players hand to possibility open sets
possible_melds = []
tile_34 = tile // 4
for other_client in self.clients:
# there is no need to check the current client
# or check client in riichi
if other_client == current_client or other_client.player.in_riichi:
continue
# was a tile discarded by the left player or not
if other_client.seat == 0:
is_kamicha_discard = current_client.seat == 3
else:
is_kamicha_discard = other_client.seat - current_client.seat == 1
other_client.table.revealed_tiles[tile_34] -= 1
# opened kan
other_client_closed_hand_34 = TilesConverter.to_34_array(
other_client.player.closed_hand)
if (other_client_closed_hand_34[tile_34] == 3
and len(self.tiles) > 1
and other_client.player.should_call_kan(
tile, open_kan=True)):
tiles = [
(tile_34 * 4),
(tile_34 * 4) + 1,
(tile_34 * 4) + 2,
(tile_34 * 4) + 3,
]
meld = MeldPrint(
MeldPrint.KAN,
tiles,
opened=True,
called_tile=tile,
who=other_client.seat,
from_who=current_client.seat,
)
logger.info("Called meld: {} by {}".format(
meld, other_client.player.name))
self.replay.open_meld(meld)
# we changed current client seat
self.players_with_open_hands.append(other_client.seat)
number_of_kan_sets_per_player[other_client.seat] += 1
if (sum(number_of_kan_sets_per_player.values()) == 4 and
len(number_of_kan_sets_per_player.values()) != 1):
return [self.abortive_retake(AbortiveDraw.FOUR_KANS)]
# we need to notify each client about called meld
for _client in self.clients:
_client.table.add_called_meld(
self._enemy_position(other_client.seat,
_client.seat), meld)
self.add_new_dora_indicator()
# move to draw tile action
other_client.is_rinshan = True
self.current_client_seat = self._move_position(
other_client.seat, shift=-1)
continue
meld, discard_option = other_client.player.try_to_call_meld(
tile, is_kamicha_discard)
other_client.table.revealed_tiles[tile_34] += 1
if meld:
meld.from_who = current_client.seat
meld.who = other_client.seat
meld.called_tile = tile
possible_melds.append({
"meld": meld,
"discard_option": discard_option
})
if possible_melds:
# pon is more important than chi
possible_melds = sorted(
possible_melds, key=lambda x: x["meld"].type == Meld.PON)
meld = possible_melds[0]["meld"]
discard_option = possible_melds[0]["discard_option"]
# clear ippatsu after called meld
for client_item in self.clients:
client_item.is_ippatsu = False
# we changed current client with called open set
self.current_client_seat = meld.who
current_client = self._get_current_client()
self.players_with_open_hands.append(self.current_client_seat)
logger.info("Called meld: {} by {}".format(
meld, current_client.player.name))
# we need to notify each client about called meld
for _client in self.clients:
_client.table.add_called_meld(
self._enemy_position(current_client.seat,
_client.seat), meld)
self.replay.open_meld(meld)
current_client.player.tiles.append(tile)
discarded_tile = current_client.player.discard_tile(
discard_option)
self.replay.discard(current_client.seat, discarded_tile)
# the end of the round
result = self.check_clients_possible_ron(
current_client, discarded_tile, False)
if result:
# check_clients_possible_ron already returns array
return result
self.current_client_seat = self._move_position(
self.current_client_seat)
# retake
if not len(self.tiles):
continue_to_play = False
result = self.process_the_end_of_the_round([], 0, None, None, False)
return [result]
def check_clients_possible_ron(self,
current_client,
tile,
is_tsumogiri,
is_chankan=False) -> []:
"""
After tile discard let's check all other players can they win or not
at this tile
"""
possible_win_client = []
for other_client in self.clients:
# there is no need to check the current client
if other_client == current_client:
continue
# let's store other players discards
if not is_chankan:
other_client.table.add_discarded_tile(
self._enemy_position(current_client.seat,
other_client.seat), tile,
is_tsumogiri)
if self.can_call_ron(
other_client, tile,
self._enemy_position(current_client.seat,
other_client.seat), is_chankan):
possible_win_client.append(other_client)
if len(possible_win_client) == 3:
return [self.abortive_retake(AbortiveDraw.TRIPLE_RON)]
# check multiple ron
results = []
for client in possible_win_client:
result = self.process_the_end_of_the_round(
tiles=client.player.tiles,
win_tile=tile,
winner=client,
loser=current_client,
is_tsumo=False,
is_chankan=is_chankan,
)
results.append(result)
return results
def recalculate_players_position(self):
"""
For players with same count of scores we need
to set position based on their initial seat on the table
"""
temp_clients = sorted(self.clients,
key=lambda x: x.player.scores,
reverse=True)
for i in range(0, len(temp_clients)):
temp_client = temp_clients[i]
for client in self.clients:
if client.id == temp_client.id:
client.player.position = i + 1
# return winner of the game
return sorted([x for x in self.clients],
key=lambda x: x.player.position)[0]
def can_call_ron(self, client, win_tile, shifted_enemy_seat, is_chankan):
if not client.player.in_tempai:
return False
tiles = client.player.tiles
is_agari = self.agari.is_agari(
TilesConverter.to_34_array(tiles + [win_tile]),
client.player.meld_34_tiles)
if not is_agari:
return False
# check for furiten
for item in client.player.discards:
discarded_tile = item.value // 4
if discarded_tile in client.player.ai.waiting:
return False
# it can be situation when we are in agari state
# but our hand doesn't contain any yaku
# in that case we can't call ron
if not client.player.in_riichi:
result = client.player.ai.estimate_hand_value_or_get_from_cache(
win_tile // 4,
is_tsumo=False,
is_chankan=is_chankan,
)
if result.error:
return False
# bot decided to not call ron
if not client.player.should_call_win(win_tile, False,
shifted_enemy_seat, is_chankan):
return False
return True
def call_riichi(self, client):
client.player.in_riichi = True
# -1000 we will deduct in the bot logic
self.riichi_sticks += 1
if len(client.player.discards
) == 1 and not self.players_with_open_hands:
client.is_daburi = True
# we will set it to False after next draw
# or called meld
client.is_ippatsu = True
def set_dealer(self, dealer):
self.dealer = dealer
self._unique_dealers += 1
for x in range(0, len(self.clients)):
client = self.clients[x]
# each client think that he is a player with position = 0
# so, we need to move dealer position for each client
# and shift scores array
client.player.dealer_seat = self._enemy_position(self.dealer, x)
# first move should be dealer's move
self.current_client_seat = dealer
def process_the_end_of_the_round(self,
tiles,
win_tile,
winner,
loser,
is_tsumo,
is_chankan=False):
"""
Increment a round number and do a scores calculations
"""
if winner:
return self.agari_result(winner, loser, is_tsumo, tiles, win_tile,
is_chankan)
else:
return self.retake()
def agari_result(self, winner, loser, is_tsumo, tiles, win_tile,
is_chankan):
logger.info(
"{}: {} + {}".format(
is_tsumo and "Tsumo" or "Ron",
TilesConverter.to_one_line_string(tiles, print_aka_dora=True),
TilesConverter.to_one_line_string([win_tile],
print_aka_dora=True),
), )
ura_dora = []
number_of_dora_indicators = len(self.dora_indicators)
# add one more dora for riichi win
if winner.player.in_riichi:
# 9 10 11 12 indices
for x in range(number_of_dora_indicators):
next_indicator_index = 9 + x
ura_dora.append(self.dead_wall[next_indicator_index])
is_tenhou = False
# tenhou.net doesn't have renhou
is_renhou = False
is_chiihou = False
if not self.players_with_open_hands and len(
winner.player.discards) == 0 and is_tsumo:
if winner.player.is_dealer:
is_tenhou = True
else:
is_chiihou = True
is_haitei = False
is_houtei = False
if not self.tiles:
if is_tsumo:
is_haitei = True
else:
is_houtei = True
config = HandConfig(
is_riichi=winner.player.in_riichi,
player_wind=winner.player.player_wind,
round_wind=winner.player.table.round_wind_tile,
is_tsumo=is_tsumo,
is_tenhou=is_tenhou,
is_renhou=is_renhou,
is_chiihou=is_chiihou,
is_daburu_riichi=winner.is_daburi,
is_ippatsu=winner.is_ippatsu,
is_haitei=is_haitei,
is_houtei=is_houtei,
is_rinshan=winner.is_rinshan,
is_chankan=is_chankan,
options=OptionalRules(
has_aka_dora=settings.FIVE_REDS,
has_open_tanyao=settings.OPEN_TANYAO,
has_double_yakuman=False,
),
)
hand_value = self.finished_hand.estimate_hand_value(
tiles=tiles + [win_tile],
win_tile=win_tile,
melds=winner.player.melds,
dora_indicators=self.dora_indicators + ura_dora,
config=config,
)
if hand_value.error:
logger.error("Can't estimate a hand: {}. Error: {}".format(
TilesConverter.to_one_line_string(tiles + [win_tile],
print_aka_dora=True),
hand_value.error))
raise ValueError("Not correct hand")
logger.info("Dora indicators: {}".format(
TilesConverter.to_one_line_string(self.dora_indicators,
print_aka_dora=True)))
logger.info("Hand yaku: {}".format(", ".join(
str(x) for x in hand_value.yaku)))
if loser is not None:
loser_seat = loser.seat
else:
# tsumo
loser_seat = winner.seat
self.replay.win(
winner.seat,
loser_seat,
win_tile,
self.honba_sticks,
self.riichi_sticks,
hand_value.han,
hand_value.fu,
hand_value.cost,
hand_value.yaku,
self.dora_indicators,
ura_dora,
)
riichi_bonus = self.riichi_sticks * 1000
self.riichi_sticks = 0
honba_bonus = self.honba_sticks * 300
# win by ron
if loser:
scores_to_pay = hand_value.cost["main"] + honba_bonus
win_amount = scores_to_pay + riichi_bonus
winner.player.scores += win_amount
loser.player.scores -= scores_to_pay
logger.info("Win: {0} +{1:,d} +{2:,d}".format(
winner.player.name, scores_to_pay, riichi_bonus))
logger.info("Lose: {0} -{1:,d}".format(loser.player.name,
scores_to_pay))
# win by tsumo
else:
calculated_cost = hand_value.cost[
"main"] + hand_value.cost["additional"] * 2
win_amount = calculated_cost + riichi_bonus + honba_bonus
winner.player.scores += win_amount
logger.info("Win: {0} +{1:,d} +{2:,d}".format(
winner.player.name, calculated_cost,
riichi_bonus + honba_bonus))
for client in self.clients:
if client != winner:
if client.player.is_dealer:
scores_to_pay = hand_value.cost["main"]
else:
scores_to_pay = hand_value.cost["additional"]
scores_to_pay += honba_bonus / 3
client.player.scores -= scores_to_pay
logger.info("Lose: {0} -{1:,d}".format(
client.player.name, int(scores_to_pay)))
return {
"winner": winner,
"loser": loser,
"is_tsumo": is_tsumo,
"is_abortive_retake": False
}
def retake(self):
logger.info("Retake")
tempai_users = []
for client in self.clients:
if client.player.in_tempai:
tempai_users.append(client.seat)
tempai_users_count = len(tempai_users)
if tempai_users_count == 0 or tempai_users_count == 4:
self.honba_sticks += 1
else:
# 1 tempai user will get 3000
# 2 tempai users will get 1500 each
# 3 tempai users will get 1000 each
scores_to_pay = 3000 / tempai_users_count
for client in self.clients:
if client.player.in_tempai:
client.player.scores += scores_to_pay
logger.info("{0} +{1:,d}".format(client.player.name,
int(scores_to_pay)))
# dealer was tempai, we need to add honba stick
if client.player.is_dealer:
self.honba_sticks += 1
else:
client.player.scores -= 3000 / (4 - tempai_users_count)
self.replay.retake(tempai_users, self.honba_sticks, self.riichi_sticks)
return {
"winner": None,
"loser": None,
"is_tsumo": False,
"is_abortive_retake": False
}
def abortive_retake(self, reason):
logger.info("Abortive retake. Reason: {}".format(reason))
self.replay.abortive_retake(reason, self.honba_sticks,
self.riichi_sticks)
return {
"winner": None,
"loser": None,
"is_tsumo": False,
"is_abortive_retake": True
}
def players_sorted_by_scores(self):
return sorted([i.player for i in self.clients],
key=lambda x: x.scores,
reverse=True)
def _check_same_winds(self):
if not self._need_to_check_same_winds:
return None
# with called melds this abortive retake is not possible
if self.players_with_open_hands:
self._need_to_check_same_winds = False
return None
# it is possible only for the first 4 discards
if len(self.discards) > 4:
self._need_to_check_same_winds = False
return None
# it is too early
if len(self.discards) != 4:
return None
tiles = [x // 4 for x in self.discards]
unique_tiles = list(set(tiles))
# first 4 discards wasn't same tiles
if len(unique_tiles) != 1:
self._need_to_check_same_winds = False
return None
tile = unique_tiles[1]
if tile in WINDS:
return self.abortive_retake(AbortiveDraw.SAME_FIRST_WIND)
else:
self._need_to_check_same_winds = False
return None
def _check_the_end_of_game(self, dealer_seat):
dealer_has_higher_scores = True
has_player_with_30000_plus_scores = False
dealer = [x for x in self.clients if x.seat == dealer_seat][0]
for client in self.clients:
# if someone has negative scores at the end of round, we need to end the game
if client.player.scores < 0:
logger.info("Game end: negative scores")
return True
if client.player.scores >= 30000:
has_player_with_30000_plus_scores = True
if client.seat == dealer.seat:
continue
if client.player.scores > dealer.player.scores:
dealer_has_higher_scores = False
# orasu ended
if self._unique_dealers == 8 and dealer_has_higher_scores:
logger.info(
"Game end: dealer has higher scores at the end of south wind")
return True
# we have played all 8 winds (starting from wind 0)
# and there is player with 30000+ scores
if self._unique_dealers > 7 and has_player_with_30000_plus_scores:
logger.info("Game end: 30000+ scores and the end of south wind")
return True
# west round was finished, we don't want to play north round
if self._unique_dealers > 11:
logger.info("Game end: the end of west wind")
return True
return False
def _get_current_client(self) -> LocalClient:
return self.clients[self.current_client_seat]
def _cut_tiles(self, count_of_tiles) -> []:
"""
Cut the tiles array
:param count_of_tiles: how much tiles to cut
:return: the array with specified count of tiles
"""
result = self.tiles[0:count_of_tiles]
self.tiles = self.tiles[count_of_tiles:len(self.tiles)]
return result
def _move_position(self, current_position, shift=1):
"""
Loop 0 -> 1 -> 2 -> 3 -> 0
"""
current_position += shift
if current_position > 3:
current_position = 0
if current_position < 0:
current_position = 3
return current_position
def _enemy_position(self, who, from_who):
positions = [0, 1, 2, 3]
return positions[who - from_who]
def _generate_wall(self):
# round of played numbers here to be sure that each wall will be unique
wall_seed = shuffle_seed() + self.round_number
# init seed for random generator
seed(wall_seed)
wall = [i for i in range(0, 136)]
# let's shuffle wall two times just in case
wall = self._randomly_shuffle_array(wall)
wall = self._randomly_shuffle_array(wall)
return wall
def _randomly_shuffle_array(self, array):
rand_seeds = [randint(0, len(array) - 1) for _ in range(0, len(array))]
# for better wall shuffling we had to do it manually
# shuffle() didn't make wall to be really random
for x in range(0, len(array)):
src = x
dst = rand_seeds[x]
swap = array[x]
array[src] = array[dst]
array[dst] = swap
return array
def add_new_dora_indicator(self):
number_of_dora_indicators = len(self.dora_indicators)
# 2 3 4 5 indices
next_indicator_index = 2 + number_of_dora_indicators
self.dora_indicators.append(self.dead_wall[next_indicator_index])
if number_of_dora_indicators > 0:
self.replay.add_new_dora(self.dora_indicators[-1])
for _client in self.clients:
_client.table.add_dora_indicator(self.dora_indicators[-1])
def player_can_call_kyuushu_kyuuhai(self, player):
if len(player.discards) > 0 or len(player.melds) > 0:
return False
tiles_34 = [x // 4 for x in player.tiles]
terminals_and_honors = [
x for x in tiles_34 if is_honor(x) or is_terminal(x)
]
return len(list(set(terminals_and_honors))) >= 9
class ImplementationAI(InterfaceAI):
"""
AI that will discard tiles to maximize expected shanten.
Assumes that tiles are drawn randomly from those not on the table or in hand - aka not revealed to player.
Does not account for hidden tiles in opponent's hands.
Always calls wins, never calls riichi.
TODO: Everything
"""
version = 'shantenMCS'
shanten = None
agari = None
shdict = {}
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.shanten = Shanten()
self.hand_divider = HandDivider()
self.agari = Agari()
self.iterations = 200
def simulate_single(self, hand, hand_open, unaccounted_tiles):
"""
#simulates a single random draw and calculates shanten
hand, hand_open -- hand in 34 format
unaccounted_tiles -- all the unused tiles in 34 format
turn -- a number from 0-3 (0 is the player)
"""
hand = list(hand)
unaccounted = list(unaccounted_tiles)
#14 in dead wall 13*3= 39 in other hand -> total 53
unaccounted_nonzero = np.nonzero(unaccounted)[0] #get a random card
draw_tile = random.choice(unaccounted_nonzero)
unaccounted[draw_tile] -= 1
hand[draw_tile] += 1
return self.shanten.calculate_shanten(hand, hand_open)
# TODO: Merge all discard functions into one to prevent code reuse and unnecessary duplication of variables
def discard_tile(self, discard_tile):
if discard_tile is not None:
return discard_tile
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
closed_tiles_34 = TilesConverter.to_34_array(self.player.closed_hand)
results = []
for tile in range(0, 34):
# Can the tile be discarded from the concealed hand?
if not closed_tiles_34[tile]:
continue
# discard the tile from hand
tiles_34[tile] -= 1
# calculate shanten and store
shanten = self.shanten.calculate_shanten(
tiles_34, self.player.open_hand_34_tiles)
results.append((shanten, tile))
# return tile to hand
tiles_34[tile] += 1
(minshanten, discard_34) = min(results)
results2 = []
unaccounted = (np.array([4]*34) - closed_tiles_34)\
- TilesConverter.to_34_array(self.table.revealed_tiles)
self.shdict = {}
for shanten, tile in results:
if shanten != minshanten:
continue
h = sum(
self.simulate_single(closed_tiles_34, self.player.
open_hand_34_tiles, unaccounted)
for _ in range(self.iterations)) / self.iterations
results2.append((h, tile))
(h, discard_34) = min(results2)
discard_136 = TilesConverter.find_34_tile_in_136_array(
discard_34, self.player.closed_hand)
if discard_136 is None:
logger.debug('Failure')
discard_136 = random.randrange(len(self.player.tiles) - 1)
discard_136 = self.player.tiles[discard_136]
logger.info('Shanten after discard:' + str(shanten))
logger.info('Discard heuristic:' + str(h))
return discard_136
# UNUSED
def calculate_outs(self, discard_34, shanten, depth=2):
closed_tiles_34 = TilesConverter.to_34_array(self.player.closed_hand)
table_34 = list(self.table.revealed_tiles)
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
table_34[discard_34] += 1
closed_tiles_34[discard_34] -= 1
tiles_34[discard_34] -= 1
hidden_34 = np.array(
[4] * 34) - np.array(closed_tiles_34) - np.array(table_34)
# print(hidden_34)
# want to sample? use this
# reveal_num = sum(hidden_34)
# draw_p = [float(i)/reveal_num for i in hidden_34]
# draw = np.random.choice(34, p=draw_p)
return self.out_search(tiles_34, closed_tiles_34, hidden_34, depth,
shanten - 1)
def calculate_outs_meld(self,
discard_34,
shanten,
tiles_34,
closed_tiles_34,
open_hand_34,
depth=2):
table_34 = list(self.table.revealed_tiles)
tiles_34 = copy.deepcopy(tiles_34)
closed_tiles_34 = copy.deepcopy(closed_tiles_34)
table_34[discard_34] += 1
closed_tiles_34[discard_34] -= 1
tiles_34[discard_34] -= 1
hidden_34 = np.array(
[4] * 34) - np.array(closed_tiles_34) - np.array(table_34)
return self.out_search(tiles_34, closed_tiles_34, hidden_34, depth,
shanten - 1, open_hand_34)
def out_search(self,
tiles_34,
closed_tiles_34,
hidden_34,
depth,
shanten,
open_hand_34=None):
outs = 0
for i in range(34):
if hidden_34[i] <= 0:
continue
ct = hidden_34[i]
# draw tile from hidden to concealed hand
hidden_34[i] -= 1
closed_tiles_34[i] += 1
tiles_34[i] += 1
if self.agari.is_agari(tiles_34, open_hand_34):
outs += 2
else:
for tile in range(0, 34):
# Can the tile be discarded from the concealed hand?
if not closed_tiles_34[tile]:
continue
# discard the tile from hand
closed_tiles_34[tile] -= 1
tiles_34[tile] -= 1
tuple_34 = tuple(tiles_34)
# calculate shanten and add outs if appropriate
if tuple_34 in self.shdict.keys():
sh = self.shdict[tuple_34]
else:
if open_hand_34 is None:
sh = self.shanten.calculate_shanten(
tiles_34, self.player.open_hand_34_tiles)
else:
sh = self.shanten.calculate_shanten(
tiles_34, open_hand_34)
self.shdict[tuple_34] = sh
if sh == shanten:
if depth <= 1 or shanten == -1:
outs += 1
else:
outs += ct * self.out_search(
tiles_34, closed_tiles_34, hidden_34,
depth - 1, shanten - 1)
if sh == shanten + 1:
outs += 0.01
# return tile to hand
closed_tiles_34[tile] += 1
tiles_34[tile] += 1
# return tile from closed hand to hidden
hidden_34[i] += 1
closed_tiles_34[i] -= 1
tiles_34[i] -= 1
return outs
def should_call_riichi(self):
# if len(self.player.open_hand_34_tiles) != 0:
# return False
return True
# tiles_34 = TilesConverter.to_34_array(self.player.tiles)
# shanten = self.shanten.calculate_shanten(tiles_34, None)
# logger.debug('Riichi check, shanten = ' + str(shanten))
# return shanten == 0
def should_call_win(self, tile, enemy_seat):
return True
def should_call_kan(self, tile, open_kan):
"""
When bot can call kan or chankan this method will be called
:param tile: 136 tile format
:param is_open_kan: boolean
:return: kan type (Meld.KAN, Meld.CHANKAN) or None
"""
if open_kan:
# don't start open hand from called kan
if not self.player.is_open_hand:
return None
# don't call open kan if not waiting for win
if not self.player.in_tempai:
return None
tile_34 = tile // 4
tiles_34 = TilesConverter.to_34_array(self.player.tiles)
closed_hand_34 = TilesConverter.to_34_array(self.player.closed_hand)
pon_melds = [x for x in self.player.open_hand_34_tiles if is_pon(x)]
# upgrade open pon to kan if possible
if pon_melds:
for meld in pon_melds:
if tile_34 in meld:
return Meld.CHANKAN
count_of_needed_tiles = 4
# for open kan 3 tiles is enough to call a kan
if open_kan:
count_of_needed_tiles = 3
if closed_hand_34[tile_34] == count_of_needed_tiles:
if not open_kan:
# to correctly count shanten in the hand
# we had do subtract drown tile
tiles_34[tile_34] -= 1
melds = self.player.open_hand_34_tiles
previous_shanten = self.shanten.calculate_shanten(tiles_34, melds)
melds += [[tile_34, tile_34, tile_34]]
new_shanten = self.shanten.calculate_shanten(tiles_34, melds)
# check for improvement in shanten
if new_shanten <= previous_shanten:
return Meld.KAN
return None
def try_to_call_meld(self, tile, is_kamicha_discard):
"""
When bot can open hand with a set (chi or pon/kan) this method will be called
:param tile: 136 format tile
:param is_kamicha_discard: boolean
:return: Meld and DiscardOption objects or None, None
"""
# can't call if in riichi
if self.player.in_riichi:
return None, None
closed_hand = self.player.closed_hand[:]
# check for appropriate hand size, seems to solve a bug
if len(closed_hand) == 1:
return None, None
# get old shanten value
old_tiles_34 = TilesConverter.to_34_array(self.player.tiles)
old_shanten = self.shanten.calculate_shanten(
old_tiles_34, self.player.open_hand_34_tiles)
# setup
discarded_tile = tile // 4
new_closed_hand_34 = TilesConverter.to_34_array(closed_hand + [tile])
# We will use hand_divider to find possible melds involving the discarded tile.
# Check its suit and number to narrow the search conditions
# skipping this will break the default mahjong functions
combinations = []
first_index = 0
second_index = 0
if is_man(discarded_tile):
first_index = 0
second_index = 8
elif is_pin(discarded_tile):
first_index = 9
second_index = 17
elif is_sou(discarded_tile):
first_index = 18
second_index = 26
if second_index == 0:
# honor tiles
if new_closed_hand_34[discarded_tile] == 3:
combinations = [[[discarded_tile] * 3]]
else:
# to avoid not necessary calculations
# we can check only tiles around +-2 discarded tile
first_limit = discarded_tile - 2
if first_limit < first_index:
first_limit = first_index
second_limit = discarded_tile + 2
if second_limit > second_index:
second_limit = second_index
combinations = self.hand_divider.find_valid_combinations(
new_closed_hand_34, first_limit, second_limit, True)
# Reduce combinations to list of melds
if combinations:
combinations = combinations[0]
# Verify that a meld can be called
possible_melds = []
for meld_34 in combinations:
# we can call pon from everyone
if is_pon(meld_34) and discarded_tile in meld_34:
if meld_34 not in possible_melds:
possible_melds.append(meld_34)
# we can call chi only from left player
if is_chi(meld_34
) and is_kamicha_discard and discarded_tile in meld_34:
if meld_34 not in possible_melds:
possible_melds.append(meld_34)
# For each possible meld, check if calling it and discarding can improve shanten
new_shanten = float('inf')
discard_136 = None
tiles = None
for meld_34 in possible_melds:
shanten, disc = self.meldDiscard(meld_34, tile)
if shanten < new_shanten:
new_shanten, discard_136 = shanten, disc
tiles = meld_34
# If shanten can be improved by calling meld, call it
if new_shanten < old_shanten:
meld = Meld()
meld.type = is_chi(tiles) and Meld.CHI or Meld.PON
# convert meld tiles back to 136 format for Meld type return
# find them in a copy of the closed hand and remove
tiles.remove(discarded_tile)
first_tile = TilesConverter.find_34_tile_in_136_array(
tiles[0], closed_hand)
closed_hand.remove(first_tile)
second_tile = TilesConverter.find_34_tile_in_136_array(
tiles[1], closed_hand)
closed_hand.remove(second_tile)
tiles_136 = [first_tile, second_tile, tile]
discard_136 = TilesConverter.find_34_tile_in_136_array(
discard_136 // 4, closed_hand)
meld.tiles = sorted(tiles_136)
return meld, discard_136
return None, None
# TODO: Merge all discard functions into one to prevent code reuse and unnecessary duplication of variables
def meldDiscard(self, meld_34, discardtile):
tiles_34 = TilesConverter.to_34_array(self.player.tiles +
[discardtile])
closed_tiles_34 = TilesConverter.to_34_array(self.player.closed_hand +
[discardtile])
open_hand_34 = copy.deepcopy(self.player.open_hand_34_tiles)
# remove meld from closed and and add to open hand
open_hand_34.append(meld_34)
for tile_34 in meld_34:
closed_tiles_34[tile_34] -= 1
results = []
for tile in range(0, 34):
# Can the tile be discarded from the concealed hand?
if not closed_tiles_34[tile]:
continue
# discard the tile from hand
tiles_34[tile] -= 1
# calculate shanten and store
shanten = self.shanten.calculate_shanten(tiles_34, open_hand_34)
results.append((shanten, tile))
# return tile to hand
tiles_34[tile] += 1
(minshanten, discard_34) = min(results)
results2 = []
unaccounted = (np.array([4]*34) - closed_tiles_34)\
- TilesConverter.to_34_array(self.table.revealed_tiles)
self.shdict = {}
for shanten, tile in results:
if shanten != minshanten:
continue
h = sum(
self.simulate_single(closed_tiles_34, open_hand_34,
unaccounted)
for _ in range(self.iterations)) / self.iterations
results2.append((h, tile))
(h, discard_34) = min(results2)
discard_136 = TilesConverter.find_34_tile_in_136_array(
discard_34, self.player.closed_hand)
return minshanten, discard_136
class LogParser:
data_to_save = None
def __init__(self):
self.shanten = Shanten()
self.agari = Agari()
self.finished_hand = HandCalculator()
self.data_to_save = []
self.csv_exporter = CSVExporter()
def on_player_draw(self, player, table):
pass
def on_player_discard(self, player, table, discarded_tile):
pass
def on_player_tenpai(self, player, table):
pass
def get_game_rounds(self, log_content, log_id):
"""
XML parser was really slow here,
so I built simple parser to separate log content on tags (grouped by rounds)
"""
tag_start = 0
rounds = []
tag = None
current_tags = []
for x in range(0, len(log_content)):
if log_content[x] == ">":
tag = log_content[tag_start:x + 1]
tag_start = x + 1
# not useful tags
skip_tags = ["SHUFFLE", "TAIKYOKU", "mjloggm", "GO", "UN"]
if tag and any([x in tag for x in skip_tags]):
tag = None
# new hand was started
if self.is_init_tag(tag) and current_tags:
rounds.append(current_tags)
current_tags = []
# the end of the game
if tag and "owari" in tag:
rounds.append(current_tags)
if tag:
if self.is_init_tag(tag):
# we dont need seed information
# it appears in old logs format
find = re.compile(r'shuffle="[^"]*"')
tag = find.sub("", tag)
current_tags.append('<LOG_ID id="{}" />'.format(log_id))
# add processed tag to the hand
current_tags.append(tag)
tag = None
return rounds
def parse_game_rounds(self, game):
self.data_to_save = []
step = 0
for round_item in game:
table = Table()
log_id = None
who_called_meld_on_this_step = None
try:
for tag in round_item:
if self.is_log_id(tag):
log_id = self.get_attribute_content(tag, "id")
table.log_id = log_id
if self.is_init_tag(tag):
seed = [
int(x) for x in self.get_attribute_content(
tag, "seed").split(",")
]
current_hand = seed[0]
dora_indicator = seed[5]
dealer_seat = int(
self.get_attribute_content(tag, "oya"))
scores = [
int(x) for x in self.get_attribute_content(
tag, "ten").split(",")
]
table.init(dealer_seat, current_hand, dora_indicator,
step, scores)
table.get_player(0).init_hand(
self.get_attribute_content(tag, "hai0"))
table.get_player(1).init_hand(
self.get_attribute_content(tag, "hai1"))
table.get_player(2).init_hand(
self.get_attribute_content(tag, "hai2"))
table.get_player(3).init_hand(
self.get_attribute_content(tag, "hai3"))
step += 1
if self.is_draw(tag):
tile = self.parse_tile(tag)
player_seat = self.get_player_seat(tag)
player = table.get_player(player_seat)
player.draw_tile(tile)
self.on_player_draw(player, table)
if self.is_discard(tag):
tile = self.parse_tile(tag)
player_seat = self.get_player_seat(tag)
player = table.get_player(player_seat)
is_tsumogiri = tile == player.last_drawn_tile
after_meld = player_seat == who_called_meld_on_this_step
discard = Discard(tile, is_tsumogiri, after_meld,
False)
player.discard_tile(discard)
tenpai_after_discard = False
tiles_34 = TilesConverter.to_34_array(player.tiles)
melds_34 = player.melds_34
if self.shanten.calculate_shanten(tiles_34,
melds_34) == 0:
tenpai_after_discard = True
self.on_player_tenpai(player, table)
else:
player.in_tempai = False
player.discards[
-1].tenpai_after_discard = tenpai_after_discard
who_called_meld_on_this_step = None
self.on_player_discard(player, table, tile)
if self.is_meld_set(tag):
meld = self.parse_meld(tag)
player = table.get_player(meld.who)
# when we called chankan we need to remove pon set from hand
if meld.type == ParserMeld.CHANKAN:
player.tiles.remove(meld.called_tile)
pon_set = [
x for x in player.melds
if x.tiles[0] == meld.tiles[0]
][0]
player.melds.remove(pon_set)
player.add_meld(meld)
# if it was not kan/chankan let's add it to the hand
if meld.type != ParserMeld.CHANKAN and meld.type != ParserMeld.KAN:
player.tiles.append(meld.called_tile)
# indication that tile was taken from discard
if meld.opened:
for meld_player in table.players:
if meld_player.discards and meld_player.discards[
-1].tile == meld.called_tile:
meld_player.discards[
-1].was_given_for_meld = True
# for closed kan we had to remove tile from hand
if (meld.type == ParserMeld.KAN and not meld.opened
and meld.called_tile in player.tiles):
player.tiles.remove(meld.called_tile)
who_called_meld_on_this_step = meld.who
if self.is_riichi(tag):
riichi_step = int(
self.get_attribute_content(tag, "step"))
who = int(self.get_attribute_content(tag, "who"))
player = table.get_player(who)
if riichi_step == 1:
player.in_riichi = True
if riichi_step == 2:
player.discards[-1].after_riichi = True
if self.is_new_dora(tag):
dora = int(self.get_attribute_content(tag, "hai"))
table.add_dora(dora)
except Exception as e:
logger.error("Failed to process log: {}".format(log_id))
logger.error(e, exc_info=True)
return self.data_to_save
def get_player_waiting(self, player):
tiles = player.closed_hand
if len(tiles) == 1:
return [tiles[0] // 4]
tiles_34 = TilesConverter.to_34_array(tiles)
waiting = []
for j in range(0, 34):
# we already have 4 tiles in hand
# and we can't wait on 5th
if tiles_34[j] == 4:
continue
tiles_34[j] += 1
if self.agari.is_agari(tiles_34):
waiting.append(j)
tiles_34[j] -= 1
return waiting
def calculate_waiting_costs(self, player, player_waiting):
waiting = []
for tile in player_waiting:
config = HandConfig(
is_riichi=player.discards[-1].after_riichi,
player_wind=player.player_wind,
round_wind=player.table.round_wind,
options=OptionalRules(has_aka_dora=True, has_open_tanyao=True),
)
win_tile = tile * 4
# we don't need to think, that our waiting is aka dora
if win_tile in AKA_DORA_LIST:
win_tile += 1
tiles = player.tiles + [win_tile]
result = self.finished_hand.estimate_hand_value(
tiles, win_tile, player.melds, player.table.dora_indicators,
config)
if result.error:
waiting.append({
"tile": win_tile,
"han": None,
"fu": None,
"cost": 0,
"yaku": []
})
else:
waiting.append({
"tile":
win_tile,
"han":
result.han,
"fu":
result.fu,
"cost":
result.cost["main"],
"yaku": [{
"id": x.yaku_id,
"name": x.name
} for x in result.yaku],
})
return waiting
def get_attribute_content(self, tag, attribute_name):
result = re.findall(r'{}="([^"]*)"'.format(attribute_name), tag)
return result and result[0] or None
def is_discard(self, tag):
skip_tags = ["<GO", "<FURITEN", "<DORA"]
if any([x in tag for x in skip_tags]):
return False
match_discard = re.match(r"^<[defgDEFG]+\d*", tag)
if match_discard:
return True
return False
def is_draw(self, tag):
match_discard = re.match(r"^<[tuvwTUVW]+\d*", tag)
if match_discard:
return True
return False
def parse_tile(self, message):
result = re.match(r"^<[defgtuvwDEFGTUVW]+\d*", message).group()
return int(result[2:])
def get_player_seat(self, tag):
player_sign = tag.lower()[1]
if player_sign == "d" or player_sign == "t":
player_seat = 0
elif player_sign == "e" or player_sign == "u":
player_seat = 1
elif player_sign == "f" or player_sign == "v":
player_seat = 2
else:
player_seat = 3
return player_seat
def parse_meld(self, tag):
who = int(self.get_attribute_content(tag, "who"))
data = int(self.get_attribute_content(tag, "m"))
meld = ParserMeld()
meld.who = who
meld.from_who = ((data & 0x3) + meld.who) % 4
if data & 0x4:
self.parse_chi(data, meld)
elif data & 0x18:
self.parse_pon(data, meld)
elif data & 0x20:
# nuki
pass
else:
self.parse_kan(data, meld)
return meld
def parse_chi(self, data, meld):
meld.type = ParserMeld.CHI
t0, t1, t2 = (data >> 3) & 0x3, (data >> 5) & 0x3, (data >> 7) & 0x3
base_and_called = data >> 10
base = base_and_called // 3
called = base_and_called % 3
base = (base // 7) * 9 + base % 7
meld.tiles = [
t0 + 4 * (base + 0), t1 + 4 * (base + 1), t2 + 4 * (base + 2)
]
meld.called_tile = meld.tiles[called]
def parse_pon(self, data, meld):
t4 = (data >> 5) & 0x3
t0, t1, t2 = ((1, 2, 3), (0, 2, 3), (0, 1, 3), (0, 1, 2))[t4]
base_and_called = data >> 9
base = base_and_called // 3
called = base_and_called % 3
if data & 0x8:
meld.type = ParserMeld.PON
meld.tiles = [t0 + 4 * base, t1 + 4 * base, t2 + 4 * base]
meld.called_tile = meld.tiles[called]
else:
meld.type = ParserMeld.CHANKAN
meld.tiles = [
t0 + 4 * base, t1 + 4 * base, t2 + 4 * base, t4 + 4 * base
]
meld.called_tile = meld.tiles[3]
def parse_kan(self, data, meld):
base_and_called = data >> 8
base = base_and_called // 4
meld.type = ParserMeld.KAN
meld.tiles = [4 * base, 1 + 4 * base, 2 + 4 * base, 3 + 4 * base]
called = base_and_called % 4
meld.called_tile = meld.tiles[called]
# to mark closed\opened kans
meld.opened = meld.who != meld.from_who
def is_init_tag(self, tag):
return tag and "INIT" in tag
def is_redraw_tag(self, tag):
return tag and "RYUUKYOKU" in tag
def is_agari_tag(self, tag):
return tag and "AGARI" in tag
def is_log_id(self, tag):
return tag and "LOG_ID" in tag
def is_meld_set(self, tag):
return tag and "<N who=" in tag
def is_riichi(self, tag):
return tag and "REACH " in tag
def is_new_dora(self, tag):
return tag and "<DORA" in tag
def __init__(self, player):
super(ImplementationAI, self).__init__(player)
self.shanten = Shanten()
self.hand_divider = HandDivider()
self.agari = Agari()
self.iterations = 200
import numpy as np
from mahjong.tile import TilesConverter
from mahjong.meld import Meld
import mahjong.constants as const
from mahjong.hand_calculating.hand import HandCalculator, HandConfig
from mahjong.agari import Agari
calculator = HandCalculator()
agari = Agari()
class Wall:
def __init__(self): # creates a random wall, just like shuffling
self.contents = list(range(136))
np.random.shuffle(self.contents)
self.length = 136
def __str__(self):
return 'length=' + str(self.length)
def draw(self): # draws a random tile.
a = self.contents[0]
self.contents = self.contents[1:]
self.length -= 1
return a
class Hand:
def __init__(self, wall):
self.hand = []
for i in range(13):