Notifications for Clandar

      protected void Page_Load(object sender, EventArgs e)
        {
            Timer timer = new Timer();

            reminder = 5;
            worker = new BackgroundWorker();
            worker.DoWork += worker_DoWork;

            timer.Elapsed += timer_Elapsed;
            timer.Interval = TimeSpan.FromMinutes(reminder).TotalMilliseconds;

            timer.Enabled = true;
            timer.Start();
        }

        private void timer_Elapsed(object sender, ElapsedEventArgs e)
        {
            if (!worker.IsBusy)
                worker.RunWorkerAsync();
        }

        private void worker_DoWork(object sender, DoWorkEventArgs e)
        {
            //whatever You want the background thread to do...
            doReminders(reminder);
        }

        /// <summary>
        /// Does the reminders.
        /// sends out reminders based on the amount of minuties before a meeting
        /// </summary>
        protected void doReminders(double reminder)
        {
            try
            {
                List<ApertureDal.Appointment> _appointments = _dal.GetAppointmentsByReminderLength(reminder);

                _appointments.ForEach(x =>
                {
                    _dal.sendAppointmentEmails(x.ID, x.emailAddress, x.TimeCode, x.emailAddress, new Guid(Constants.calenderEmail), x.CustomerFirstName, x.CustomerLastName, x.managerName, x.preferedContactNumber, x.emailAddress, x.Start, x.End, x.managerId);
                });
            }
            catch (Exception ex)
            {
            }
        }
    }



        /// <summary>
        /// Gets the appointments.
        /// </summary>
        /// <param name="reminderLength">Length of the reminder.</param>
        /// <returns></returns>
        public List<Appointment> GetAppointmentsByReminderLength(double reminderLength)
        {
            List<Appointment> list = new List<Appointment>();

            try
            {
                var q = from a in apertureNetEntities.Appointments.Where(a => a.Start.Value.AddMinutes(-reminderLength) <= DateTime.Now)
                        select a;

                list = q.ToList();
            }
            catch (Exception ex)

            {
                string inner = string.Empty;
                if (ex.InnerException != null)
                {
                    inner = ex.InnerException.ToString();
                }
                logger.Error("Error in List<Appointment> function GetAppointmentsByReminderLength " + ex.ToString() + " " + inner);
                return null;
            }

            return list;
        }