public override async void OnNavigatingTo(INavigationParameters parameters)
{
if (parameters.GetNavigationMode() == NavigationMode.New)
{
var dbChats = await _database.Chats.GetAll();
AreChatsEmpty = dbChats.Count == 0;
var chatEntries = new List <ChatEntry>();
foreach (var dbChat in dbChats)
{
var chatEntry = dbChat.ToChatEntry();
if (chatEntry.LastMessage != null)
{
if (chatEntry.Type == ChatType.Normal)
{
chatEntry.LastMessage.Decrypt(_walletManager.Wallet, chatEntry.ChatPartner.PublicKey);
}
else if (chatEntry.Type == ChatType.Group)
{
var privKey = chatEntry.GroupInfo.IsPublic ? chatEntry.GroupInfo.PrivateKey : _walletManager.Wallet.Decrypt(chatEntry.GroupInfo.PrivateKey, chatEntry.GroupInfo.PublicKey);
chatEntry.LastMessage.Decrypt(privKey, chatEntry.LastMessage.Sender.PublicKey);
}
}
var dbLastReadMessageID = await _database.LastReadMessageIDs.GetByChatID(chatEntry.ID);
chatEntry.UpdateUnreadMessageCount(dbLastReadMessageID != null ? dbLastReadMessageID.LastReadID : 0);
chatEntries.Add(chatEntry);
}
ChatEntries = new ExtendedObservableCollection <ChatEntry>(chatEntries);
ChatEntries.Sort(false);
// BETA
await TryJoinPublicBetaGroup();
}
else if (parameters.GetNavigationMode() == NavigationMode.Back) // Navigated back to this page
{
try
{
foreach (var chatEntry in ChatEntries.ToList())
{
var dbLastReadMessageID = await _database.LastReadMessageIDs.GetByChatID(chatEntry.ID);
chatEntry.UpdateUnreadMessageCount(dbLastReadMessageID != null ? dbLastReadMessageID.LastReadID : 0);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
CheckFreeUsage();
}
protected override void MoveElement(int ID, float Value)
{
if (this.ID == ID)
{
Application.Current.Dispatcher.Invoke(() =>
{
OrganizationalUnit ou = DataModel.Instance.GetOu(OuID);
if (ou != null)
{
ExtendedObservableCollection <TileableElement> children = ou.Elements;
children.Sort();
}
});
}
}
public void SetSearchResultToAll()
{
allConversations.Sort((i) => Convert.ToDateTime(i.date));
Conversations.ReplaceAll(allConversations);
}
