public override async Task <Attendance> AddAsync(Attendance entity)
{
var attendanceFromDb = await base.AddAsync(entity);
var count = await CountAsync(attendance =>
attendance.StudentId == entity.StudentId && !attendance.IsPresent);
if (count > 3)
{
notifier?.SendNotification($"Student with id = {entity.StudentId} was absent > 3 times. Email sent.");
}
return(attendanceFromDb);
}
