private void DoAddStuff()
{
if (!Validate())
return;
// if Validate is happy, create an ItemOfStuff to be added to the inbox
// TODO: Hard coded to Trusted System 1 for now.
var itemOfStuff = new ItemOfStuff()
{ TrustedSystemId = "1", StuffId = Guid.NewGuid().ToString(),
StuffDescription = StuffDescription,
TimeUtc = DateTime.UtcNow
};
// time to store it
_inboxService.AddStuffToInbox(itemOfStuff);
// probably want to close our own ViewModel after
// the "Add Screen" has finished with its purpose, adding stuff
// uses the Close method on the MvxNavigatingObject base class to close our MvxViewModel.
// Close TRIES (can't guarantee it) within the platform-specific UI View layer to close
// the current ViewModel. // TODO more on that later, depends on how you design UI.
// Close sends a msg to the UI Layer and asks,
// "Can you close the View that Corresponds to this ViewModel?" and makes best effort to do it.
// On closure the previous ViewModel on nav stack should be displayed (likely InboxViewModel)
Close(this);
}
public void TrashStuff(ItemOfStuff itemOfStuff)
{
_inboxRepository.TrashStuff(itemOfStuff);
// just like we publish a message when we add things (see above), we
// may also want to do that when we delete things
_mvxMessenger.Publish(new InboxChangedMessage(this));
}
// TODO: May want to do validation in here instead of ViewModel
public void AddStuffToInbox(ItemOfStuff itemOfStuff)
{
_inboxRepository.AddStuffToInbox(itemOfStuff);
// send msg to tell others there was stuff added
// this can help properties in ViewModels stay updated
_mvxMessenger.Publish(new InboxChangedMessage(this));
}
// TODO: Reminder about all current storage/repositories in here
// TODO: Use SQLite as xplat file format to store "Event Stream blobs" maybe?
// TODO: Do we want things that NEVER get deleted like events stored on a phone?
// TODO: How would/could you be a good mobile-client citizen using ES on a client without infinite storage?
// TODO: If I use SQLite "relational" approach, remember when I "Delete" an Action/Project, etc.
// TODO: I have to manually deal with the ref integrity/cascading deletes, etc.
public void TrashStuff(ItemOfStuff itemOfStuff)
{
_sqlConnection.Delete(itemOfStuff);
}
public void AddStuffToInbox(ItemOfStuff itemOfStuff)
{
_sqlConnection.Insert(itemOfStuff);
}
void ReloadInbox()
{
if (_inboxService.AllStuffInInbox().Count > 0)
{
StuffInInbox = _inboxService.AllStuffInInbox();
}
else
{
var noStuff = new ItemOfStuff
{StuffDescription = "no stuff in your inbox. \n + add some stuff now!"};
var noStuffList = new List<ItemOfStuff> {noStuff};
StuffInInbox = noStuffList;
}
}