//void EnsureNonNullDiscussion()
//{
// if (EditedDiscussion == null)
// btnAddDiscussion_Click(null,null);
//}
private void btnRemove_Click(object sender, RoutedEventArgs e)
{
if (EditedDiscussion != null && Ctors.DiscussionExists(EditedDiscussion))
{
BusyWndSingleton.Show("Deleting discussion...");
try
{
if (SessionInfo.Get().discussion != null)
{
if (SessionInfo.Get().discussion.Id == EditedDiscussion.Id)
{
SessionInfo.Get().discussion = null;
}
}
DaoUtils.DeleteDiscussion(EditedDiscussion);
discussionSelector.Set(PublicBoardCtx.Get().Discussion, "Subject");
EditedDiscussion = null;
}
finally
{
BusyWndSingleton.Hide();
}
}
}
private void SaveDiscussion()
{
if (EditedDiscussion == null)
{
return;
}
SaveParticipants();
if (!Ctors.DiscussionExists(EditedDiscussion))
{
PublicBoardCtx.Get().AddToDiscussion(EditedDiscussion);
}
background.SaveChanges();
PublicBoardCtx.Get().SaveChanges();
}
public static void DeleteDiscussion(Discussion d)
{
if (!Ctors.DiscussionExists(d))
{
return;
}
var ctx = PublicBoardCtx.Get();
//delete attachments
var attachments = new List <Attachment>();
foreach (var a in d.Attachment)
{
attachments.Add(a);
}
foreach (var a in attachments)
{
ctx.DeleteObject(a);
}
//delete background
if (d.Background != null)
{
d.Background = null;
}
foreach (var t in d.Topic)
{
t.Person.Clear();
t.ArgPoint.Clear();
}
d.Topic.Clear();
d.GeneralSide.Clear();
ctx.DeleteObject(d);
ctx.SaveChanges();
}