def get_tournament_details(self):
"""
возврщает информацию по турниру
его хар-ки и список туров
"""
cursor = connection.cursor()
cursor.execute("SELECT * FROM\
(SELECT *,\
(SELECT count(*) FROM chess_db.game\
WHERE chess_db.tour.id = chess_db.game.tour_id) AS game_amount,\
(SELECT count(*) FROM chess_db.game WHERE\
chess_db.tour.id = chess_db.game.tour_id\
and chess_db.game.finished = True) AS game_done_amount\
FROM chess_db.tour) AS T\
WHERE T.game_amount > 0 AND tournament_id = %s;" ,
[self.id]
)
tours_list = get_result_dic(cursor)
result = dict({
'id' : self.id,
'name': self.name,
'prizes': self.prize_positions_amount,
'finished': self.finished,
'players_count': self._players.count(),
'tours_amount' : self._tours.count(),
'pairing_method_first' : self.get_pairing_method_first_display(),
'tours_list': tours_list,
})
return result
def check_if_played(player1, player2, tournament_id):
"""
возращает играли ли в турнире игроки
"""
cursor = connection.cursor()
cursor.execute("SELECT count(*) FROM\
chess_db.player_in_game\
INNER JOIN chess_db.player_in_game AS g2\
ON chess_db.player_in_game.game_id = g2.game_id AND\
chess_db.player_in_game.player_id <> g2.player_id\
WHERE chess_db.player_in_game.tournament_id = %s AND\
chess_db.player_in_game.player_id in (%s,%s) AND\
g2.player_id IN (%s,%s);" ,
[tournament_id, player1.id, player2.id, player1.id, player2.id]
)
result = get_result_dic(cursor)
if result[0]['count(*)'] > 0:
return True
else:
return False
def played_with(self):
"""
возвращает список игроков с которым в данном турнире играл участник
"""
cursor = connection.cursor()
cursor.execute("SELECT g2.player_id FROM\
chess_db.player_in_game\
INNER JOIN chess_db.player_in_game AS g2\
ON chess_db.player_in_game.game_id = g2.game_id AND\
chess_db.player_in_game.player_id <> g2.player_id\
WHERE chess_db.player_in_game.tournament_id = %s AND\
chess_db.player_in_game.player_id = %s" , [self.tournament_id, self.player_id]
)
result = get_result_dic(cursor)
players_in_tournaments = []
for res in result:
players_in_tournaments.append(
PlayersInTournament.objects.get(player_id = res['player_id'],
tournament_id = self.tournament_id)
)
return players_in_tournaments
