using System;

public class Program

{

    public static void Main()

    {

         var weekDay = (DateTime.Now.DayOfWeek == DayOfWeek.Sunday) ? 7 : (int)DateTime.Now.DayOfWeek;

                        var daysTilNextWeek = 7 - campaign.WeeklyFrequency.DayOfWeeks.Max() + 1;

                        var weekRecurrance = (int)daysTilNextWeek + (7 * campaign.WeeklyFrequency.Reccurance);

​

                        //check today

                        //start date and last run date

                        //next end date will be last run date + 14

                        if ((7 - ConvertsDayOfWeekToInt(campaign.StartDate.DayOfWeek) > 0) && campaign.LastRun == null && campaign.StartDate.DayOfWeek != campaign.WeeklyFrequency.DayOfWeeks.Max())

                        {

                            if (campaign.WeeklyFrequency.DayOfWeeks.Contains(DateTime.Now.DayOfWeek))

                            {

                                totalEmailsSent += ProcessEmailCampaign(campaign);

                            }

​

                        }

​

                        if (campaign.LastRun != null && campaign.LastRun.Value.AddDays(weekRecurrance) == DateTime.Now)

                        {

                            if (campaign.WeeklyFrequency.DayOfWeeks.Contains(DateTime.Now.DayOfWeek))

                            {

                                totalEmailsSent += ProcessEmailCampaign(campaign);

                            }

                        }

    }

}