def __findAllCallingHands(self):
"""always try to find all of them"""
result = []
string = self.string
if ' x' in string or self.lenOffset:
return result
candidates = []
for rule in self.ruleset.mjRules:
cand = rule.winningTileCandidates(self)
if Debug.hand and cand:
# Py2 and Py3 show sets differently
candis = ''.join(str(x) for x in sorted(cand)) # pylint: disable=unused-variable
self.debug(fmt('callingHands found {candis} for {rule}'))
candidates.extend(x.concealed for x in cand)
for tile in sorted(set(candidates)):
if sum(x.exposed == tile.exposed for x in self.tiles) == 4:
continue
hand = self + tile
if hand.won:
result.append(hand)
if Debug.hand:
_hiderules = ', '.join(set(x.mjRule.name for x in result))
if _hiderules:
self.debug(fmt('Is calling {_hiderules}'))
return result
def __init__(self, player, string, prevHand=None):
"""evaluate string for player. rules are to be applied in any case"""
if hasattr(self, 'string'):
# I am from cache
return
# shortcuts for speed:
self._player = weakref.ref(player)
self.ruleset = player.game.ruleset
self.intelligence = player.intelligence if player else AIDefault()
self.string = string
self.__robbedTile = Tile.unknown
self.prevHand = prevHand
self.__won = None
self.__score = None
self.__callingHands = None
self.__mjRule = None
self.ruleCache = {}
self.__lastTile = None
self.__lastSource = TileSource.Unknown
self.__announcements = set()
self.__lastMeld = 0
self.__lastMelds = MeldList()
self.tiles = None
self.melds = MeldList()
self.bonusMelds = MeldList()
self.usedRules = []
self.__rest = TileList()
self.__arranged = None
self.__parseString(string)
self.__won = self.lenOffset == 1 and player.mayWin
if Debug.hand or (Debug.mahJongg and self.lenOffset == 1):
self.debug(fmt('{callers}',
callers=callers(exclude=['__init__'])))
Hand.indent += 1
_hideString = string
self.debug(fmt('New Hand {_hideString} {self.lenOffset}'))
try:
self.__arrange()
self.__calculate()
self.__arranged = True
except Hand.__NotWon as notwon:
if Debug.mahJongg:
self.debug(fmt(str(notwon)))
self.__won = False
self.__score = Score()
finally:
self._fixed = True
if Debug.hand or (Debug.mahJongg and self.lenOffset == 1):
_hideSelf = str(self)
_hideScore = str(self.score)
self.debug(fmt(
'Fixing {_hideSelf} {self.won} {_hideScore}'))
Hand.indent -= 1
def __applyBestLastMeld(self):
"""select the last meld giving the highest score
(only winning variants)"""
assert len(self.lastMelds) > 1
totals = []
prev = self.lastMeld
for rule in self.usedRules:
assert isinstance(rule, UsedRule)
for lastMeld in self.lastMelds:
self.__lastMeld = lastMeld
try:
self.__applyRules()
totals.append((self.__totalScore().total(), lastMeld))
except Hand.__NotWon:
pass
if totals:
totals = sorted(totals) # sort by totalScore
maxScore = totals[-1][0]
totals = list(x[1] for x in totals if x[0] == maxScore)
# now we have a list of only lastMelds reaching maximum score
if prev not in totals or self.__lastMeld not in totals:
if Debug.explain and prev not in totals:
if not self.player.game.belongsToRobotPlayer():
self.debug(fmt(
'replaced last meld {prev} with {totals[0]}'))
self.__lastMeld = totals[0]
self.__applyRules()
def __checkHasExclusiveRules(self):
"""if we have one, remove all others"""
exclusive = list(x for x in self.usedRules
if 'absolute' in x.rule.options)
if exclusive:
self.usedRules = exclusive
self.__score = self.__totalScore()
if self.__won and not bool(self.__maybeMahjongg()):
raise Hand.__NotWon(fmt('exclusive rule {exclusive} does not win'))
def __checkHasExclusiveRules(self):
"""if we have one, remove all others"""
exclusive = list(x for x in self.usedRules
if 'absolute' in x.rule.options)
if exclusive:
self.usedRules = exclusive
self.__score = self.__totalScore()
if self.__won and not bool(self.__maybeMahjongg()):
raise Hand.__NotWon(fmt('exclusive rule {exclusive} does not win'))
def __maybeMahjongg(self):
"""check if this is a mah jongg hand.
Return a sorted list of matching MJ rules, highest
total first. If no rule matches, return None"""
if self.lenOffset == 1 and self.player.mayWin:
matchingMJRules = [x for x in self.ruleset.mjRules
if x.appliesToHand(self)]
if matchingMJRules:
if self.robbedTile and self.robbedTile.isConcealed:
# Millington 58: robbing hidden kong is only
# allowed for 13 orphans
matchingMJRules = [
x for x in matchingMJRules
if 'mayrobhiddenkong' in x.options]
result = sorted(matchingMJRules, key=lambda x: -x.score.total())
if Debug.mahJongg:
self.debug(fmt('{callers} Found {matchingMJRules}',
callers=callers()))
return result
