def allowed_move(self, pawn_type, owner, vertical_coord, horizontal_coord, player, check_king_under_attack=True):
pawn = Pawn(owner, pawn_type)
allowed_moves = []
if pawn.owner == "player1" and pawn.pawn_type == "pawn":
allowed_moves = self._allowed_move_pawn_player1(vertical_coord, horizontal_coord, not check_king_under_attack)
elif pawn.owner == "player2" and pawn.pawn_type == "pawn":
allowed_moves = self._allowed_move_pawn_player2(vertical_coord, horizontal_coord, not check_king_under_attack)
elif pawn.pawn_type == "king":
allowed_moves = self._allowed_move_king(vertical_coord, horizontal_coord, pawn.owner)
elif pawn.pawn_type == "queen":
allowed_moves = self._allowed_move_queen(vertical_coord, horizontal_coord, pawn.owner)
elif pawn.pawn_type == "bishop":
allowed_moves = self._allowed_move_bishop(vertical_coord, horizontal_coord, pawn.owner)
elif pawn.pawn_type == "rook":
allowed_moves = self._allowed_move_rook(vertical_coord, horizontal_coord, pawn.owner)
elif pawn.pawn_type == "knight":
allowed_moves = self._allowed_move_knight(vertical_coord, horizontal_coord, pawn.owner)
if check_king_under_attack:
allowed_moves = self._remove_king_under_attack_moves(Coord(vertical_coord, horizontal_coord), allowed_moves, pawn, player)
return allowed_moves
def play(request):
if request.method == 'POST':
params = json.loads(request.body.decode('utf-8'))
moved_pawn = Pawn.objects.get(id=params["pawn_id"])
game = Game.objects.get(id=params["game_id"])
destination = Coord(params["vertical_coord"],
params["horizontal_coord"])
move = Move(params["pawn_id"], destination)
#check move allowed
board = Board()
board.buildBoard(game)
if board.is_move_allowed(moved_pawn, destination, "player1"):
game.strokes_number = game.strokes_number + 1
game.save()
Pawn.move_pawn_and_kill_if_needed(move, game.strokes_number)
# control check mat
board.buildBoard(game)
check_mate = board.is_check_mate_or_draw("player2")
if check_mate == "checkmate":
return HttpResponse(json.dumps("player1"))
if check_mate == "draw":
return HttpResponse(json.dumps("draw"))
#move player 2 pawn with ia
ia = IA(game, "player2")
ia_move = ia.play()
Pawn.move_pawn_and_kill_if_needed(ia_move, game.strokes_number)
# control check mat
check_mate = board.is_check_mate_or_draw("player1")
if check_mate == "checkmate":
return HttpResponse(json.dumps("player2"))
if check_mate == "draw":
return HttpResponse(json.dumps("draw"))
return HttpResponse(
json.dumps(board.get_pawns_and_allowed_moves(game, "player1")))
elif request.method == 'OPTIONS':
return HttpResponse("ok")
def _allowed_move_pawn_player2(self, vertical_coord, horizontal_coord, check_king_under_attack=False):
allowed_move = []
if vertical_coord == 0:
return []
if self._is_empty(horizontal_coord, vertical_coord-1, self.board)and not check_king_under_attack:
allowed_move.append(Coord(vertical_coord-1, horizontal_coord))
if (not self._is_empty(horizontal_coord - 1, vertical_coord-1, self.board) and self.board[vertical_coord-1][horizontal_coord-1].owner == "player1") \
or (check_king_under_attack and not self._is_mine(Coord(vertical_coord-1,horizontal_coord - 1), "player12", self.board)):
allowed_move.append(Coord(vertical_coord - 1, horizontal_coord-1))
if (not self._is_empty(horizontal_coord + 1, vertical_coord - 1, self.board) and self.board[vertical_coord-1][horizontal_coord+1].owner == "player1") \
or (check_king_under_attack and not self._is_mine(Coord(vertical_coord - 1,horizontal_coord + 1), "player2", self.board)):
allowed_move.append(Coord(vertical_coord - 1, horizontal_coord+1))
if vertical_coord == 6 and self._is_empty(horizontal_coord, vertical_coord-1, self.board) and self._is_empty(horizontal_coord, vertical_coord-2, self.board) and not check_king_under_attack:
allowed_move.append(Coord(vertical_coord-2, horizontal_coord))
return allowed_move