public static void Save()
{
if (sessionStatistics.Count <= 1)
{
return;
}
Statistics stats = Statistics.SumUpAverage(sessionStatistics);
stats.UserId = StudentRepository.Logged.Id;
stats.Date = toDate;
//update if the database contains today's statistics
if (hasToDayStatistics)
{
Database.Update(stats, constraint: $"where Date = '{toDate}' and userId = {StudentRepository.Logged.Id}");
//replace with updated statistics everytime you save.
var tarStat = statistics.Where(s => s.Date == toDate).FirstOrDefault();
if (tarStat != null)
{
statistics.Remove(tarStat);
statistics.Add(stats);
}
}
else
{
Database.Insert(stats);
hasToDayStatistics = true;
statistics.Add(stats);
}
}
public static Statistics GetAverage()
{
return(Statistics.SumUpAverage(sessionStatistics));
}