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| WHITE = 1
BLACK = 2
def opponent(color):
if color == WHITE:
return BLACK
else:
return WHITE
def print_board(board):
print(' +----+----+----+----+----+----+----+----+')
for row in range(7, -1, -1):
print(' ', row, end=' ')
for col in range(8):
print('|', board.cell(row, col), end=' ')
print('|')
print(' +----+----+----+----+----+----+----+----+')
print(end=' ')
for col in range(8):
print(col, end=' ')
print()
def main():
board = Board()
while True:
print_board(board)
print('Команды:')
print(' exit -- выход')
print(' move <row> <col> <row1> <row1> -- ход из клетки (row, col)')
print(' в клетку (row1, col1)')
if board.current_player_color() == WHITE:
print('Ход белых:')
else:
print('Ход чёрных:')
command = input()
if command == 'exit':
break
move_type, row, col, row1, col1 = command.split()
row, col, row1, col1 = int(row), int(col), int(row1), int(col1)
if board.move_piece(row, col, row1, col1):
print('Ход успешен')
else:
print('Координаты некорректы! Попробуйте другой ход!')
def correct_coords(row, col):
return 0 <= row < 8 and 0 <= col < 8
class Board:
def __init__(self):
self.color = WHITE
self.field = []
for row in range(8):
self.field.append([None] * 8)
self.field[0] = [
Rook(WHITE), Knight(WHITE), Bishop(WHITE), Queen(WHITE),
King(WHITE), Bishop(WHITE), Knight(WHITE), Rook(WHITE)
]
self.field[1] = [
Pawn(WHITE), Pawn(WHITE), Pawn(WHITE), Pawn(WHITE),
Pawn(WHITE), Pawn(WHITE), Pawn(WHITE), Pawn(WHITE)
]
self.field[6] = [
Pawn(BLACK), Pawn(BLACK), Pawn(BLACK), Pawn(BLACK),
Pawn(BLACK), Pawn(BLACK), Pawn(BLACK), Pawn(BLACK)
]
self.field[7] = [
Rook(BLACK), Knight(BLACK), Bishop(BLACK), Queen(BLACK),
King(BLACK), Bishop(BLACK), Knight(BLACK), Rook(BLACK)
]
def current_player_color(self):
return self.color
def cell(self, row, col):
piece = self.field[row][col]
if piece is None:
return ' '
color = piece.get_color()
c = 'w' if color == WHITE else 'b'
return c + piece.char()
def get_piece(self, row, col):
if correct_coords(row, col):
return self.field[row][col]
else:
return None
def move_piece(self, row, col, row1, col1):
if not correct_coords(row, col) or not correct_coords(row1, col1):
return False
if row == row1 and col == col1:
return False
piece = self.field[row][col]
if piece is None:
return False
if piece.get_color() != self.color:
return False
if self.field[row1][col1] is None:
if not piece.can_move(self, row, col, row1, col1):
return False
elif self.field[row1][col1].get_color() == opponent(piece.get_color()):
if not piece.can_attack(self, row, col, row1, col1):
return False
else:
return False
if piece.__class__.__name__ in {'Rook', 'King'}:
piece.move()
self.field[row][col] = None
self.field[row1][col1] = piece
self.color = opponent(self.color)
return True
def move_and_promote_pawn(self, row, col, row1, col1, char):
if self.field[row][col].char() != 'P':
return False
piece = self.field[row][col]
color = self.field[row][col].get_color()
if piece.can_move(self, row, col, row1, col1)\
or piece.can_attack(self, row, col, row1, col1):
self.move_piece(row, col, row1, col1)
if char == 'Q':
self.field[row1][col1] = Queen(color)
elif char == 'R':
self.field[row1][col1] = Rook(color)
elif char == 'B':
self.field[row1][col1] = Bishop(color)
elif char == 'N':
self.field[row1][col1] = Knight(color)
return True
return False
def castling0(self):
if self.color == WHITE:
if self.field[0][0] is None:
return False
if self.field[0][0].char() != 'R':
return False
if self.field[0][0].has_moved:
return False
if self.field[0][4] is None:
return False
if self.field[0][4].char() != 'K':
return False
if self.field[0][4].has_moved:
return False
if self.field[0][0].can_move(self, 0, 0, 0, 3):
if self.field[0][3] is not None:
return False
self.move_piece(0, 0, 0, 3)
self.color = opponent(self.color)
self.move_piece(0, 4, 0, 2)
return True
else:
if self.field[7][0] is None:
return False
if self.field[7][0].char() != 'R':
return False
if self.field[7][0].has_moved:
return False
if self.field[7][4] is None:
return False
if self.field[7][4].char() != 'K':
return False
if self.field[7][4].has_moved:
return False
if self.field[7][0].can_move(self, 7, 0, 7, 3):
if self.field[7][3] is not None:
return False
self.move_piece(7, 0, 7, 3)
self.color = opponent(self.color)
self.move_piece(7, 4, 7, 2)
return True
return False
def castling7(self):
if self.color == WHITE:
if self.field[0][7] is None:
return False
if self.field[0][7].char() != 'R':
return False
if self.field[0][7].has_moved:
return False
if self.field[0][4] is None:
return False
if self.field[0][4].char() != 'K':
return False
if self.field[0][4].has_moved:
return False
if self.field[0][7].can_move(self, 0, 7, 0, 5):
if self.field[0][5] is not None:
return False
self.move_piece(0, 7, 0, 5)
self.color = opponent(self.color)
self.move_piece(0, 4, 0, 6)
return True
else:
if self.field[7][7] is None:
return False
if self.field[7][7].char() != 'R':
return False
if self.field[7][7].has_moved:
return False
if self.field[7][4] is None:
return False
if self.field[7][4].char() != 'K':
return False
if self.field[7][4].has_moved:
return False
if self.field[7][7].can_move(self, 7, 7, 7, 5):
if self.field[7][5] is not None:
return False
self.move_piece(7, 7, 7, 5)
self.color = opponent(self.color)
self.move_piece(7, 4, 7, 6)
return True
return False
class Rook:
def __init__(self, color):
self.color = color
self.has_moved = False
def move(self):
self.has_moved = True
def get_color(self):
return self.color
def char(self):
return 'R'
def can_move(self, board, row, col, row1, col1):
color = board.get_piece(row, col).get_color()
if row != row1 and col != col1:
return False
if row == row1 and col == col1:
return False
step = 1 if (row1 >= row) else -1
for r in range(row + step, row1, step):
# Если на пути по горизонтали есть фигура
if not (board.get_piece(r, col) is None):
return False
step = 1 if (col1 >= col) else -1
for c in range(col + step, col1, step):
# Если на пути по вертикали есть фигура
if not (board.get_piece(row, c) is None):
return False
if board.get_piece(row1, col1) is not None:
return board.get_piece(row1, col1).get_color() == opponent(color)
return True
def can_attack(self, board, row, col, row1, col1):
return self.can_move(board, row, col, row1, col1)
class Pawn:
def __init__(self, color):
self.color = color
def get_color(self):
return self.color
def char(self):
return 'P'
def can_move(self, board, row, col, row1, col1):
if col != col1:
return False
if self.color == WHITE:
direction = 1
start_row = 1
else:
direction = -1
start_row = 6
if row + direction == row1:
return board.get_piece(row1, col1) is None
if (row == start_row
and row + 2 * direction == row1
and board.field[row + direction][col] is None):
return board.get_piece(row1, col1) is None
return False
def can_attack(self, board, row, col, row1, col1):
direction = 1 if (self.color == WHITE) else -1
if (row + direction == row1
and (col + 1 == col1 or col - 1 == col1)):
return board.get_piece(row1, col1).get_color() == opponent(self.color)
class Knight:
def __init__(self, color):
self.color = color
def get_color(self):
return self.color
def char(self):
return 'N'
def can_move(self, board, row, col, row1, col1):
return True # Заглушка
def can_attack(self, board, row, col, row1, col1):
return self.can_move(board, row, col, row1, col1)
class King:
def __init__(self, color):
self.color = color
self.has_moved = False
def get_color(self):
return self.color
def move(self):
self.has_moved = True
def char(self):
return 'K'
def can_move(self, board, row, col, row1, col1):
return True # Заглушка
def can_attack(self, board, row, col, row1, col1):
return self.can_move(board, row, col, row1, col1)
class Queen:
def __init__(self, color):
self.color = color
def get_color(self):
return self.color
def char(self):
return 'Q'
def can_move(self, board, row, col, row1, col1):
color = board.get_piece(row, col).get_color()
if abs(row1 - row) == abs(col1 - col) and (row1 != row or col1 != col)\
or row1 == row and col1 != col or row1 != row and col1 == col:
row_step = row1 - row
if row_step != 0:
row_step //= abs(row_step)
col_step = col1 - col
if col_step != 0:
col_step //= abs(col_step)
if row_step != 0:
cur_col = col
for cur_row in range(row + row_step, row1, row_step):
cur_col += col_step
if board.get_piece(cur_row, cur_col) is not None:
return False
else:
cur_row = row
for cur_col in range(col + col_step, col1, col_step):
cur_row += row_step
if board.get_piece(cur_row, cur_col) is not None:
return False
if board.get_piece(row1, col1) is not None:
return board.get_piece(row1, col1).get_color() == opponent(color)
return True
return False
def can_attack(self, board, row, col, row1, col1):
return self.can_move(board, row, col, row1, col1)
class Bishop:
def __init__(self, color):
self.color = color
def get_color(self):
return self.color
def char(self):
return 'B'
def can_move(self, board, row, col, row1, col1):
return True # Заглушка
def can_attack(self, board, row, col, row1, col1):
return self.can_move(board, row, col, row1, col1)
if __name__ == "__main__":
main() |
(
