def play(self, player):
"""A player tries to play a card."""
if len(player.hand) == 0:
raise events.InvalidActionError(
'Player {0}: no more cards in hand.'.format(player.name))
if self.play_strategy == 'best':
# Choose to play a playable card
found_card = False
for idx, card in enumerate(player.hand.cards):
if self.piles.is_playable(card):
logging.debug(
'Player {0}: found playable card {1}.'.format(player.name, card))
card = player.remove_card(idx)
found_card = True
break
if self.play_strategy == 'random' or not found_card:
# Play a random card
card = player.remove_card()
logging.info('Player {0}: playing card {1} randomly (strategy: {2}).'.format(
player.name, card,
self.play_strategy))
else:
logging.info('Player {0}: playing card {1} (strategy: {2}).'.format(
player.name, card,
self.play_strategy))
self.piles.append(card)
def remove_card(self, idx=None):
try:
if idx is None:
card = self.hand.pop()
else:
card = self.hand.pop(idx)
return card
except IndexError:
# Index out of bounds
raise events.InvalidActionError('Wrong action: card not in hand.')
except events.CardError:
# The player hand is empty
raise events.CardError(
'Player {0}: no more cards in hand.'.format(self.name))
def discard(self, player):
"""A player tries to discard a card."""
if self.hints >= 7:
raise events.InvalidActionError(
'Cannot discard: already full hints')
try:
# TODO: implement intelligent discard
card = player.remove_card()
logging.debug(
'Player {0} discards a {1}'.format(player.name, card))
self.hints = self.hints + 1
except events.CardError as e:
logging.debug(e)
raise events.CardError(
'Cannot discard: {0}\'s hand is empty'.format(player.name))
def hint(self):
"""Give hint. Actually decrements only the hint counter."""
if self.hints > 0:
self.hints = self.hints - 1
else:
raise events.InvalidActionError('Cannot hive hint: no more hints.')
def append(self, card):
if card.color != self.color:
raise events.InvalidActionError('Wrong card added!')
super().append(card)