public static List <AnnouncementViewModel> GetAllAnnouncements()
{
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
RemoveOldAnnouncements();
var announcementsViewModel = new List <AnnouncementViewModel>();
var announcements = _repository.GetAllAnnouncements(_partitionKey).ToList();
// map to view model
foreach (var announcement in announcements)
{
announcementsViewModel.Add(new AnnouncementViewModel
{
ExpirationDate = announcement.ExpirationDate,
TimeStamp = announcement.Timestamp.DateTime,
Title = announcement.Title,
AnnouncementHtml = announcement.AnnouncementHtml,
PartitionKey = announcement.PartitionKey,
RowKey = announcement.RowKey
});
}
announcementsViewModel.Sort();
return(announcementsViewModel);
}
public static void DeleteAnnouncement(string partitionKey, string rowKey)
{
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
_repository.RemoveAnnouncement(partitionKey, rowKey);
}
private static void RemoveOldAnnouncements()
{
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
var announcements = _repository.GetAllAnnouncements(_partitionKey).ToList();
foreach (var announcement in announcements)
{
if (announcement.ExpirationDate < DateTime.Now)
{
_repository.RemoveAnnouncement(announcement.PartitionKey, announcement.RowKey);
}
}
}
public static AnnouncementViewModel GetAnnouncementViewModel(string partitionKey, string rowKey)
{
if (string.IsNullOrEmpty(partitionKey) || string.IsNullOrEmpty(rowKey))
{
return(null);
}
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
var announcement = _repository.GetAnnouncementByKey(partitionKey, rowKey);
return(new AnnouncementViewModel
{
ExpirationDate = announcement.ExpirationDate,
Title = announcement.Title,
AnnouncementHtml = announcement.AnnouncementHtml,
PartitionKey = announcement.PartitionKey,
RowKey = announcement.RowKey
});
}
public static void UpdateAnnouncent(AnnouncementViewModel announcement)
{
if (announcement == null)
{
return;
}
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
// map view model to model
var announcementToUpdate = new AnnouncementModel(announcement.PartitionKey, announcement.RowKey)
{
ExpirationDate = announcement.ExpirationDate,
Title = announcement.Title,
AnnouncementHtml = announcement.AnnouncementHtml
};
_repository.AddAnnouncement(announcementToUpdate);
}
public static void AddAnnouncent(AnnouncementViewModel newAnnouncement)
{
if (newAnnouncement == null)
{
return;
}
if (_repository == null)
{
_repository = new AnnoucementRepository();
}
// map view model to model
var announcement = new AnnouncementModel(_partitionKey, Guid.NewGuid().ToString())
{
ExpirationDate = newAnnouncement.ExpirationDate,
Title = newAnnouncement.Title,
AnnouncementHtml = newAnnouncement.AnnouncementHtml
};
_repository.AddAnnouncement(announcement);
}
