def win_game(game=None, winner=None, owner=None):
"""
Makes winner user win the game
:param game: game that winner won
:param winner: winner of the game
:param owner: owner of the game
"""
if game is not None and winner is not None and owner is not None and (
game.owner.key() == owner.key() or owner.role == "admin"):
game.winner = winner
game.is_active = False
Game.save(game)
return game
def reopen_game(game=None, user=None):
"""
Removes game winner and reopens the game
:param game_id: id of the game to reopen
:param user: user that reopens the game, must be the owner of the game
"""
if game is not None and user is not None and (
game.owner.key() == user.key() or user.role == "admin"):
game.winner = None
game.is_active = True
for treasure in game.treasures:
for image in treasure.images:
Snapshot.delete(image)
Game.save(game)
def register_game(game: RegisterGameRequest):
black, white = (player_repository.find_by_name(game.black_player_name),
player_repository.find_by_name(game.white_player_name))
winner, loser = (white, black) if game.result == 'WHITE' else (black,
white)
winner.elo, loser.elo = rate_1vs1(winner.elo,
loser.elo,
drawn=game.result == 'DRAW')
game = Game(white_player_id=white.id,
white_player_name=white.name,
white_player_elo=white.elo,
black_player_id=black.id,
black_player_name=black.name,
black_player_elo=black.elo,
result=game.result,
time=datetime.now())
game = game_repository.save(game)
player_repository.update(winner)
player_repository.update(loser)
return game
def get_or_insert_game(zone=None,
treasures=None,
owner=None,
name=None,
is_active=True):
"""Get or insert the game with the information provided
Args:
:param is_active: Allows knowing if the game is active or not.
:type: Boolean
:param name: The name that receives the game.
:type: String
:param owner: The user who is the owner of the game
:type: User
:param treasures: The list of treasures the participants need to find to win the game
:type: [Treasure]
:param zone: The zone where the treasures are located
:type: Zone
Raises:
Exception: if the required parameters are not present or are None
Returns:
Game: The game from db or the one which was just created
"""
if name is None or owner is None or owner.email is None:
return None
game = Game.get_or_insert(key_name=owner.email + "_" + name,
is_active=is_active,
name=name,
zone=zone,
treasures=treasures,
owner=owner,
participants=None,
winner=None)
return game
def get_created_games_by_user(user=None):
"""
:return: all games in the database that were created by the provided user
"""
if user is not None:
return filter(lambda x: owning_game(element=x, user=user), Game.all())
return list()
def get_game_by_id(game_id=None):
"""Get the game from db with the id provided
Args:
:param _id: The id of the game to search in db
:type: Game
Returns:
Game: The game if it is already stored, None in other case
"""
if game_id is None:
return None
return Game.get(game_id)
def get_game_by_owner_and_name(owner=None, game_name=None):
"""Get the game from db whose name is "game_name" and the owner is "owner"
Args:
:param owner: The owner of the game to obtain
:type: User
:param game_name: The name of the game to obtain
:type: String
"""
if owner is None or owner.email is None or game_name is None:
return None
return Game.get_by_key_name(key_names=owner.email + "_" + game_name)
def exists_game(game_name=None, user=None):
"""Get a boolean value corresponding with the evidence of an existing game provided in db
Args:
:param game: The game to search in db
:type: Game
Returns:
Boolean: Specify if the game is already stored in db
"""
if game_name is None or user is None:
return False
return Game.get_by_key_name(key_names=user.email + "_" +
game_name) is not None
def join_game(game_id=None, user=None):
"""
:param game_id: idof the game that user joins
:param user: user what joins the game
"""
if user is not None and game_id is not None:
game = Game.get(game_id)
Participant.get_or_insert(key_name=user.email + "_" + game_id,
game=game,
user=user)
def delete_game(game_id=None, user=None):
"""Delete the game from db
Args:
:param game_id: The game id which is going to be deleted from db
:type: Game
"""
if user is not None and game_id is not None:
game = Game.get(game_id)
if game.owner.key() == user.key() or user.role == "admin":
for treasure in game.treasures:
db.delete(treasure.images)
db.delete(treasure)
db.delete(game)
def get_games_not_joined_by_user(user=None):
"""
:return: all games in the database that are actives and the user hasn't joined yet
"""
if user is not None:
result = list()
for game in Game.all():
if game not in get_active_games_by_user(
user=user) and game not in get_created_games_by_user(
user=user) and game not in get_completed_games_by_user(
user=user):
result.append(game)
return result
return list()
def write_game_json(game=None, user=None, map_json=None):
"""
Updates map property in game entity
:param game: game to update
:param user: user that made the update. Must be the owner of the game
:param map_json: json to write in map property of game
:return: game updated
"""
if game is not None and user is not None and (
user.key() == game.owner.key()
or user.role == "admin") and map_json is not None:
create_treasures_with_json(game=game,
user=user,
map_json=json.loads(map_json))
print(map_json)
game.map = json.dumps(map_json)
return Game.put(game)
else:
return None