ActivEarth.DAO.ContestDAO.UpdateContest C# (CSharp) Метод

        public static bool UpdateContest(Contest contest)
        {
            try
            {
                using (SqlConnection connection = ConnectionManager.GetConnection())
                {
                    var data = new ActivEarthDataProvidersDataContext(connection);
                    ContestDataProvider dbContest =
                        (from c in data.ContestDataProviders where c.id == contest.ID select c).FirstOrDefault();
                    if (dbContest != null)
                    {
                        dbContest.name = contest.Name;
                        dbContest.description = contest.Description;
                        dbContest.reward = contest.Reward;
                        dbContest.end_mode = (byte)contest.Mode;
                        dbContest.end_goal = contest.EndValue;
                        dbContest.end_time = contest.EndTime;
                        dbContest.start = contest.StartTime;
                        dbContest.type = (byte)contest.Type;
                        dbContest.statistic = (byte)contest.StatisticBinding;
                        dbContest.searchable = contest.IsSearchable;
                        dbContest.active = contest.IsActive;
                        dbContest.deactivated = contest.DeactivatedTime;
                        dbContest.creator_id = contest.CreatorId;

                        data.SubmitChanges();
                    }
                    else
                    {
                        return false;
                    }
                }

                if (contest != null)
                {
                    foreach (ContestTeam team in contest.Teams)
                    {
                        TeamDAO.UpdateTeam(team);
                    }
                }

                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }