206 lines
7.3 KiB
Python
206 lines
7.3 KiB
Python
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# https://boardgamegeek.com/thread/344992/brandubh-or-starting-examine-tafl-games-play
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# https://en.wikipedia.org/wiki/Tafl_games
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class Brandubh:
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def __init__(self, data):
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self.game_name = '\nBrandubh\n'
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self.pieces = [' a ', ' d ']
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self.winner = data['winner']
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self.current_player = data['current_ps_turn']
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self.piece = self.pieces[data['piece_index']]
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self.instructions = 'Coming soon...'
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self.p1 = data['p1']
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self.p2 = data['p2']
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self.board = data['board']
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self.piece_index = data['piece_index']
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def print_challenge_text(self):
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print(self.game_name)
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if self.winner:
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print('{} vs. {}: {} won!'.format(self.p1, self.p2, self.winner))
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else:
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print('{} vs. {}: {}\'s turn {}'.format(self.p1, self.p2, self.current_player, self.piece))
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def alpha_to_number(self, move):
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table_str = {"a": 0, "b": 1, "c": 2, "d": 3, "e": 4, "f": 5, "g": 6}
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table_num = {"1": 0, "2": 1, "3": 2, "4": 3, "5": 4, "6": 5, "7": 6}
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if move[0] in table_str and move[1] in table_num:
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return [table_str[move[0]], table_num[move[1]]]
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return False
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def print_board(self):
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letters = ['A','B','C','D','E','F','G']
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print('\n\n ' + ''.join([' ' + str(i) + ' ' for i in range(1,8)]))
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for x in range(7):
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print(' ' + letters[x] + ''.join(self.board[x]))
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print('')
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def get_input(self):
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print("Enter your move as piece then destination (ex 'B1 B5')")
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print('Or (q)uit, (f)orfeit, (instructions).\n')
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while True:
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move = input('> ')
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if move in ['q', 'quit', 'exit']:
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return False
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elif move in ['f', 'forfeit']:
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while True:
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verify = input('Are you sure (y/n)? ')
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if verify in ['y', 'yes']:
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self.winnder = self.p1 if self.p2 == self.current_player else self.p2
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res = {"winner": self.winner, "board": self.board, "move": False, "message": "{} forfeit, {} wins!".format(self.current_player, self.winner)}
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return res
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elif verify in ['n', 'no']:
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print('Forfeit canceled')
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return False
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elif move in ['i', 'instructions']:
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print(self.instructions)
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continue
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elif len(move) != 5:
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issue = 'many' if len(move) > 5 else 'few'
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print("Invalid entry, too {} characters".format(issue))
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continue
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else:
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moves = move.split(" ", 1)
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if len(moves) != 2:
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print("Invalid entry")
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continue
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moves[0] = list(moves[0].strip().lower())
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moves[1] = list(moves[1].strip().lower())
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start = self.alpha_to_number(moves[0])
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end = self.alpha_to_number(moves[1])
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piece = self.board[start[0]][start[1]]
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if not start or not end:
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print("Invalid coordinates")
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continue
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if piece.lower() != self.piece:
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print("That is not a valid piece to move. Try again...")
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continue
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validation = self.validate_move(start, end, piece)
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if not validation["success"]:
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print(validation["error"])
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continue
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self.do_move(start, end)
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self.do_captures(end)
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status = self.game_over()
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res = {'winner': self.winner, 'board': self.board, 'move': True}
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if status:
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res["winner"] = status
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res["message"] = "{} won the match!".format(status)
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else:
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res['message'] = "Your move has been placed."
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return res
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def validate_move(self, beg, end, icon):
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king = (icon == " D ")
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if beg[0] < 0 or beg[1] < 0 or end[0] < 0 or end[1] < 0 or beg[0] > 6 or beg[1] > 6 or end[0] > 6 or end[1] > 6:
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return {
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"success": False,
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"error": "That move would take you off the board!"
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}
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if beg[0] != end[0] and beg[1] != end[1]:
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return {
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"success": False,
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"error": "You must move orthagonally..."
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}
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if not king and end in [[0,0],[0,6],[6,0],[6,6],[3,3]]:
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return {
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"success": False,
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"error": "Only the king ('D') can move to that space!"
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}
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direction = self.get_direction(beg, end)
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run = beg.copy()
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while run != end:
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run = [run[0] + direction[0], run[1] + direction[1]]
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if self.board[run[0]][run[1]] in [' a ', ' d ', ' D ']:
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return {
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"success": False,
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"error": "There is a piece in the way!"
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}
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return {"success": True, "error": ""}
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def do_move(self, beg, end):
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end_piece = self.board[end[0]][end[1]]
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self.board[end[0]][end[1]] = self.board[beg[0]][beg[1]]
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self.board[beg[0]][beg[1]] = end_piece
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if beg == [3,3]:
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self.board[3][3] = ' * '
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def get_direction(self, b, e):
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dir1 = e[0] - b[0]
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dir2 = e[1] - b[1]
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if dir1 > 0:
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dir1 = 1
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elif dir1 < 0:
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dir1 = -1
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if dir2 > 0:
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dir2 = 1
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elif dir2 < 0:
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dir2 = -1
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return [dir1, dir2]
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def do_captures(self, pos):
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enemy = self.pieces[abs(self.piece_index - 1)]
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friend = self.piece
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dirs = [[0,1],[0,-1],[1,0],[-1,0]]
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for x in dirs:
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start = pos.copy()
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remove = []
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steps = 0
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while True:
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prev = start.copy()
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start[0] += x[0]
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start[1] += x[1]
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if start[0] < 0 or start[1] < 0 or start[0] > 6 or start[1] > 6:
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break
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steps += 1
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if steps % 2 == 0:
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if self.board[start[0]][start[1]].lower() in [friend, ' * '] and start != [3,3]:
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self.board[prev[0]][prev[1]] = ' - '
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continue
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else:
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break
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else:
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if self.board[start[0]][start[1]].lower() == enemy:
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continue
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else:
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break
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def game_over(self):
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count = self.count_pieces()
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if count[" D "] == 0:
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return self.p1
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elif count[" a "] == 0:
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return self.p2
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elif self.board[0][0] == " D " or self.board[0][6] == " D " or self.board[6][0] == " D " or self.board[6][6] == " D ":
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return self.p2
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return False
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def count_pieces(self):
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holder = {" a ": 0, " d ": 0, " D ": 0}
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for x in self.board:
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for y in x:
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if y in [" a ", " d ", " D "]:
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holder[y] += 1
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return holder
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def is_king(self, row, col):
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piece = self.board[row][col]
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if piece == ' D ':
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return True
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return False
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