def play_game():
game = Board()
player_turn = game.player1
opponenet = game.player2
while (not game.checkmate()):
game.print_board()
moved = False
while (not moved):
p_move = input(player_turn.print_player() + " please make a move of the form: from, to ").upper()
try:
if (game.pieces[int(game.moves_to_pos[p_move[0:2]][0])][int(game.moves_to_pos[p_move[0:2]][1])] == 0):
print ("There's not piece in that spot!")
continue
if (player_turn.not_in_check_after_move(game, p_move[0:2], p_move[4:]) \
and game.pieces[int(game.moves_to_pos[p_move[0:2]][0])][int(game.moves_to_pos[p_move[0:2]][1])].color == player_turn.color): #same color
game.move(p_move[0:2], p_move[4:])
moved = True
else :
print ("Not a valid move")
except Exception as e:
print ("Please input moves in the form: to, from. For example: A1, A2")
for p in game.pieces: # Pawn promotion
for q in p:
if (q != 0 and q.piece_type == "Pawn"):
if ((q.color == "W" and q.position[0] == '0') or (q.color == "B" and q.position[0] == '7')): #in the other player's endzone
promoted = False
while (not promoted):
promote_to = input("Please pick a piece to promote to: Quen, Bish, Nite, or Rook ")
if (promote_to == "Quen" or promote_to == "Rook" or promote_to == "Nite" or promote_to == "Bish"):
game.pieces[int(q.position[0])][int(q.position[1])].piece_type = promote_to
promoted = True
else:
print("Please pick a valid piece to promote to ")
for p in game.pieces:
for q in p:
if (q != 0 and player_turn == game.player1):
if (q.color == "W"):
q.en_passant = False # after the move, we no longer want en passant true
else:
q.up_two = False # after white's turn, if black has a pawn that moved up 2 last turn, it can no longer be en_passanted
elif (q != 0): #black's turn
if(q.color == "W"):
q.up_two = False # Similarly, after black's turn white's pawns are no longer en passantable
else:
q.en_passant = False # in case they en passanted. The en_passant variable checks if a pawn en passanted because the game
# handels how the piece dissapears from the board differently.
if (player_turn == game.player1): #switch player turns
player_turn, opponent = game.player2, game.player1
else:
player_turn, opponent = game.player1, game.player2
game.print_board()
print ("Congratulations! " + opponent.print_player() + " has won!") # player turn switches before game is ends, so "opponent" wins
