public AvatarCollectionHandler(
IAvatarStorage avatarStorage,
IUserAvatarStorage userAvatarStorage,
ViewModel.Account account,
ViewModel.Contacts contacts)
{
this.avatarStorage = avatarStorage;
this.userAvatarStorage = userAvatarStorage;
this.contacts = contacts;
Handle(
el =>
el.OfType <Message>() &&
el.HasDescendants <Event>() &&
el.HasDescendants <Metadata>(),
async(context, el) =>
{
var msg = el.Cast <Message>();
var metaData = el.Descendants <Metadata>().First();
if (metaData.Info != null)
{
var id = metaData.Info.Id;
var from = msg.From.Bare;
if (!avatarStorage.HasAvatar(id))
{
await RequestAvatar(from, id);
}
if (contacts.Contains(from))
{
// avatar of a contact
contacts[from].AvatarBytes = avatarStorage.GetAvatar(id)?.ImageBytes;
}
else if (account.XmppId == from)
{
//our own avatar
account.AvatarBytes = avatarStorage.GetAvatar(id)?.ImageBytes;
}
}
});
}
public XmppSession(
XmppClientEx xmppClient,
IMapper mapper,
MyViewModel myViewModel,
Contacts contacts,
IPresenceManager presenceManager,
IAvatarStorage avatarStorage,
IUserAvatarStorage userAvatarStorage)
{
this.xmppClient = xmppClient;
this.mapper = mapper;
this.viewModel = myViewModel;
this.contacts = contacts;
this.presenceManager = presenceManager;
this.avatarStorage = avatarStorage;
this.userAvatarStorage = userAvatarStorage;
xmppClient.XmppSessionStateObserver.Subscribe(async state =>
{
if (state == SessionState.Disconnected && SessionState != SessionState.Disconnected)
{
//Task.Run(() => DoReconnectAsync(Connect, TimeSpan.FromSeconds(30), 100));
}
await SetSessionState(state);
System.Diagnostics.Debug.WriteLine(state);
});
xmppClient
.XmppXElementStreamObserver
.Where(el =>
el.OfType <MatrixPresence>() &&
el.Cast <MatrixPresence>().Type == MatrixPresenceType.Available &&
contacts.Any(c => c.Jid == el.Cast <MatrixPresence>().From.Bare)
)
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(el =>
{
// received online presence from a contact
System.Diagnostics.Debug.WriteLine($"online presence from: {el.Cast<MatrixPresence>().From}");
var pres = el.Cast <MatrixPresence>();
var contact = contacts.FirstOrDefault(ct => ct.Jid == pres.From.Bare);
var viewPres = mapper.Map <ViewModel.Presence>(pres);
contact.Presences.AddOrReplace(viewPres, p => p.Resource == viewPres.Resource);
});
xmppClient
.XmppXElementStreamObserver
.Where(el =>
el.OfType <MatrixPresence>() &&
el.Cast <MatrixPresence>().Type == MatrixPresenceType.Unavailable &&
el.Cast <MatrixPresence>().From != null &&
el.Cast <MatrixPresence>().From.Resource != null &&
contacts.Any(c => c.Jid == el.Cast <MatrixPresence>().From.Bare)
)
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(el =>
{
// received offline presence from a contact
System.Diagnostics.Debug.WriteLine($"offline presence from: {el.Cast<MatrixPresence>().From}");
var pres = el.Cast <MatrixPresence>();
var contact = contacts.FirstOrDefault(ct => ct.Jid == pres.From.Bare);
contact.Presences.Remove(p => p.Resource == pres.From.Resource);
});
xmppClient
.XmppXElementStreamObserver
.Where(el =>
el.OfType <MatrixMessage>() &&
el.Cast <MatrixMessage>().Type == MatriXMessageType.Chat &&
el.Cast <MatrixMessage>().From != null &&
el.Cast <MatrixMessage>().Body != null
)
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(el =>
{
var msg = el.Cast <MatrixMessage>();
Contact contact;
// handle incoming chat message
if (!viewModel.Chats.Any(c => c.Jid == msg.From.Bare))
{
if (contacts.Contains(msg.From.Bare))
{
contact = contacts[msg.From.Bare];
}
else
{
contact = new Contact(msg.From.Bare);
}
viewModel.AddChatMenu(contact, false);
}
else
{
contact = contacts[msg.From.Bare];
}
contact.LastMessageResource = msg.From.Resource;
var viewMessage = mapper.Map <Message>(msg);
viewMessage.Nickname = contact.Name;
viewMessage.IsSelf = false;
if (msg.Id != null)
{
viewMessage.Id = msg.Id;
}
viewModel.GetChatMenu(msg.From.Bare).Messages.Add(viewMessage);
});
/*
* <presence>
* <show>away</show>
* <status>Kann nicht chatten. Muss arbeiten.</status>
* <priority>40</priority>
* <c xmlns="http://jabber.org/protocol/caps" ver="r75qsgpbcZtkumlpddBcZZCeDco=" hash="sha-1" node="http://psi-im.org"/>
* <x xmlns="vcard-temp:x:update">
* <photo>9b33b369b378be852b8487e23105dd4bd880a0f0</photo>
* </x>
* </presence>
*
*/
}