Gallifrey.UI.Modern.Flyouts.AddTimer.AddPeriodTimer C# (CSharp) Method

        private async Task<bool> AddPeriodTimer(Issue jiraIssue, TimeSpan seedTime)
        {
            var workingDate = DataModel.StartDate.Value;


            while (workingDate <= DataModel.EndDate.Value)
            {
                var addTimer = true;
                if (!modelHelpers.Gallifrey.Settings.AppSettings.ExportDays.Contains(workingDate.DayOfWeek))
                {
                    var result = await DialogCoordinator.Instance.ShowMessageAsync(modelHelpers.DialogContext, "Add For Non-Working Day?", $"The Date {workingDate.ToString("ddd, dd MMM")} Is Not A Working Day.\nWould You Still Like To Add A Timer For This Date?", MessageDialogStyle.AffirmativeAndNegative, new MetroDialogSettings { AffirmativeButtonText = "Yes", NegativeButtonText = "No", DefaultButtonFocus = MessageDialogResult.Affirmative });

                    if (result == MessageDialogResult.Negative)
                    {
                        addTimer = false;
                    }
                }

                if (addTimer)
                {
                    var added = await AddSingleTimer(jiraIssue, seedTime, workingDate);
                    if (!added && workingDate < DataModel.EndDate.Value)
                    {
                        var result = await DialogCoordinator.Instance.ShowMessageAsync(modelHelpers.DialogContext, "Continue Adding?", $"The Timer For {workingDate.ToString("ddd, dd MMM")} Was Not Added.\nWould You Like To Carry On Adding For The Remaining Dates?", MessageDialogStyle.AffirmativeAndNegative, new MetroDialogSettings { AffirmativeButtonText = "Yes", NegativeButtonText = "No", DefaultButtonFocus = MessageDialogResult.Affirmative });

                        if (result == MessageDialogResult.Negative)
                        {
                            return false;
                        }
                    }
                }

                workingDate = workingDate.AddDays(1);
            }

            return true;
        }