-from naja.constants import BITS
+from naja.constants import BITS, CHESS_PIECES
class LocationAction(object):
USES_MSB = False
def __init__(self, required_bits, **data):
- bits = set()
- for bit in required_bits:
- # Convert names to numbers if applicable.
- bits.add(BITS.get(bit, bit))
- self.required_bits = frozenset(bits)
+ self.required_bits = required_bits
self.data = data
def get_text(self):
substitutions = self.data.copy()
+
if 'direction' in self.data:
substitutions['rowcol'] = {
'NORTH': 'column',
'EAST': 'row',
'WEST': 'row',
}[self.data['direction']]
+
+ if 'chesspiece' in self.data:
+ substitutions['chesspiece_name'] = self.data['chesspiece'].lower()
+
return self.TEXT % substitutions
def check_available(self, player):
return player.bits.check_bits(self.required_bits)
def perform_action(self, board, location):
- raise NotImplementedError("TODO")
+ raise NotImplementedError(
+ "%s does not implement perform_action()." % (type(self).__name__,))
def check_and_clear_MSB(self, player):
if player.bits.check_bit(BITS.MSB):
class LoseHealthOrMSB(LocationAction):
- TEXT = "Lose health or MSB."
+ TEXT = "Lose HEALTH or MSB."
USES_MSB = True
def perform_action(self, board, location):
class LoseHealthOrMSBAndSetBits(LocationAction):
- TEXT = "Lose health or MSB, then set bits specified by this location."
+ TEXT = "Lose HEALTH or MSB, then set bits specified by this location."
USES_MSB = True
def perform_action(self, board, location):
class AcquireWinToken(LocationAction):
- TEXT = "Acquire a win token, then clear all key bits."
+ TEXT = "Gain WINTOKEN, then clear {REDKEY,GREENKEY,BLUEKEY}."
def perform_action(self, board, location):
board.acquire_win_token()
class GainHealthAndClearBitsOrMSB(LocationAction):
- TEXT = "Gain health, then clear bits specified by this location or MSB."
+ TEXT = "Gain HEALTH, then clear bits specified by this location or MSB."
USES_MSB = True
def perform_action(self, board, location):
def perform_action(self, board, location):
board.shift_locations(self.data['direction'])
+
+
+class AllowChessMove(LocationAction):
+ TEXT = "Move like a %(chesspiece_name)s for one turn."
+
+ def perform_action(self, board, location):
+ if self.data['chesspiece'] in CHESS_PIECES:
+ chesspiece = CHESS_PIECES[self.data['chesspiece']]
+ board.allow_chess_move(chesspiece)