BLL.Workflows.EffectiveMunkiTemplate.GetManagedUpdates C# (CSharp) Method

        private NSArray GetManagedUpdates(string condition = null)
        {
            var managedUpdates = new List<Models.MunkiManifestManagedUpdate>();
            foreach (var templateId in _templateIds)
            {
                if (!string.IsNullOrEmpty(condition))
                    managedUpdates.AddRange(
                        BLL.MunkiManagedUpdate.GetAllManagedUpdatesForMt(templateId)
                            .Where(x => x.Condition == condition));
                else
                {
                    managedUpdates.AddRange(BLL.MunkiManagedUpdate.GetAllManagedUpdatesForMt(templateId)
                        .Where(x => string.IsNullOrEmpty(x.Condition)));
                }
            }

            var orderedManagedUpdates = managedUpdates.GroupBy(x => x.Name).Select(g => g.First()).OrderBy(x => x.Name);

            NSArray plManagedUpdates = new NSArray(orderedManagedUpdates.Count());
            var counter = 0;
            foreach (var managedUninstall in orderedManagedUpdates)
            {
                plManagedUpdates.SetValue(counter, managedUninstall.Name);
                counter++;
            }

            return plManagedUpdates;
        }