public MailBoxViewModel()
{
// Get MailController object.
_mailController = DummyTrivialSingleton.GetMailControllerService();
_mailController.LoadAllExistingMailHeaders();
// Subscribe to MailHeader stream.Add published MailHeaders to the MailHeaders list.
_mailController.MailHeaderStream.ObserveOnDispatcher().Subscribe(content =>
{
if (content != null)
{
MailHeaders.Add(content);
}
});
// Subscribe to MailContent stream.
_mailController.MailContentStream.ObserveOnDispatcher().Subscribe(content =>
{
if (SelectedMailHeader == null || SelectedMailHeader.Uid != content.Uid)
{
return;
}
MailContent = content;
});
// When selection changes, send requested to the mail controller for the email content.
this.WhenAnyValue(x => x.SelectedMailHeader).Subscribe(selection =>
{
if (selection != null)
{
MailContent = null;
_mailController.EmailContentRequestByUidStream.OnNext(selection.Uid);
}
});
}