def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info(
"Reject game request from connectionId {})".format(connection_id))
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
game_id, challengee_id = data["game_id"], data["challengee_id"]
game = Game.get(game_id)
logger.info("Check player permissions")
if not game.is_player_in_game(challengee_id):
return create_aws_lambda_response(403,
"Player is not part of the game")
logger.info("Reject game")
err = reject_game(game, challengee_id)
if err:
return create_aws_lambda_response(500, err)
logger.info("Notify player")
challenger_id = game.get_opponent_id(challengee_id)
err = notify_player(challenger_id, "endGame", {"game": game.to_dict()})
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "Reject game successful")
def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info("Leave game request from connectionId {})".format(connection_id))
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
game_id, player_id = data["game_id"], data["player_id"]
game = Game.get(game_id)
logger.info("Check player permissions")
if not game.is_player_in_game(player_id):
return create_aws_lambda_response(403, "Player is not part of the game")
logger.info("Resign player")
err = resign_player(game, player_id)
if err:
return create_aws_lambda_response(500, err)
logger.info("Notify players")
player_ids = [game.whitePlayerId, game.blackPlayerId]
err = notify_players(player_ids, "endGame", {"game": game.to_dict()})
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "Leave game successful")
def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info("Send message request from connectionId {})".format(connection_id))
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
game_id, player_id, text = data["game_id"], data["player_id"], data["text"]
game = Game.get(game_id)
logger.info("Check player permissions")
if not game.is_player_in_game(player_id):
return create_aws_lambda_response(403, "Player is not part of the game")
logger.info("Generate message")
sender = Player.get(player_id)
message = generate_message(game.id, sender, text)
logger.info("Save message")
_, err = create_message(game_id, player_id, message["text"])
if err:
return create_aws_lambda_response(500, err)
logger.info("Send message to players")
player_ids = [game.whitePlayerId, game.blackPlayerId]
err = notify_players(player_ids, "sendMessage", {"message": message})
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "Send message successful")
def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info("Create game request from connectionId {})".format(connection_id))
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
challenger_id, challengee_id = data["challenger_id"], data["challengee_id"]
game_options = data["game_options"]
logger.info("Create game")
game, err = create_game(challenger_id, challengee_id, game_options)
if err:
return create_aws_lambda_response(500, err)
logger.info("Notify player")
challenger = Player.get(challenger_id)
content = {
"challenger": {
"id": challenger.id,
"name": challenger.name,
"nickname": challenger.nickname,
"picture": challenger.picture,
},
"game": game.to_dict(),
}
err = notify_player(challengee_id, "createGame", content)
if err:
return create_aws_lambda_response(500, "Failed to notify player")
return create_aws_lambda_response(200, "Create game successful")
def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info("Disconnect request from connectionId {})".format(connection_id))
for player in Player.connectionIdIndex.query(connection_id):
attributes = {"status": PlayerStatus.OFFLINE, "updatedAt": datetime.now()}
err = update_player(player, attributes)
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "Disconnect successful")
def handler(event, context):
connection_id = event["requestContext"].get("connectionId")
logger.info(
"Move piece request from connectionId {})".format(connection_id))
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
game_id, player_id, move_san = data["game_id"], data["player_id"], data[
"move_san"]
game = Game.get(game_id)
logger.info("Check player permissions")
if not game.is_player_in_game(player_id):
return create_aws_lambda_response(403,
"Player is not part of the game")
if not game.is_player_turn(player_id):
return create_aws_lambda_response(403, "It is not player turn to play")
logger.info("Check move is valid")
game.moves.append(move_san)
board = generate_board_from_moves(game.moves)
if not board.is_valid():
notify_player(player_id, "movePieceFailure",
{"error": str(board.status())})
return create_aws_lambda_response(400, "Invalid move")
status, result = is_game_ended(game, board)
if status:
logger.info("Update game with the final result")
err = end_game(game, status, result)
if err:
return create_aws_lambda_response(500, err)
logger.info("Notify players the game has ended")
player_ids = [game.whitePlayerId, game.blackPlayerId]
err = notify_players(player_ids, "endGame", {"game": game.to_dict()})
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "End game successful")
logger.info("Move piece")
err = move_piece(game, board.fen())
if err:
return create_aws_lambda_response(500, err)
logger.info("Notify users the move is valid")
player_ids = [game.whitePlayerId, game.blackPlayerId]
err = notify_players(player_ids, "movePieceSuccess",
{"game": game.to_dict()})
if err:
return create_aws_lambda_response(500, "Failed to notify players")
return create_aws_lambda_response(200, "Move piece successful")
def handler(event, context):
logger.info("Parse event")
data, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
player_id = data["id"]
logger.info("Get player")
player, err = get_player(player_id)
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, {"player": player})
def handler(event, context):
logger.info("Authenticate user")
logger.info(f"Method ARN: {event['methodArn']}")
try:
auth_token = get_auth_token(event)
logger.info(f"Client token: {auth_token}")
principal_id = decode_jwt_token(auth_token)["sub"]
return generate_policy(principal_id, "Allow", event["methodArn"])
except Exception as e:
return create_aws_lambda_response(400, {"error": str(e)})
def handler(event, context):
connection_id = event["requestContext"]["connectionId"]
logger.info("Connect request from connectionId {})".format(connection_id))
logger.info("Parse event")
token, err = parse_event(event)
if err:
return create_aws_lambda_response(500, err)
logger.info("Decode jwt token")
payload, err = decode_jwt_token(token)
if err:
return create_aws_lambda_response(500, err)
logger.info("Create player if not existent")
player_id = payload["sub"]
player = create_player(player_id)
logger.info("Update player profile and connection info")
new_data = {
# user profile from auth0
"name": payload["name"],
"nickname": payload["nickname"],
"email": payload["email"],
"picture": payload["picture"],
# user status
"status": PlayerStatus.ONLINE,
# user websocket connection
"connectionId": connection_id,
# record updated time
"updatedAt": datetime.now(),
}
err = update_player(player, new_data)
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, "Connect successful")
def handler(event, context):
connectionID = event["requestContext"].get("connectionId")
logger.info("default request (CID: {})".format(connectionID))
return create_aws_lambda_response(400, "Unrecognized WebSocket action")
def handler(event, context):
logger.info("Get players")
players, err = get_players()
if err:
return create_aws_lambda_response(500, err)
return create_aws_lambda_response(200, {"players": players})