public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { bool retVal = false; if (value != null) { ConversationModel conversation = value as ConversationModel; if (conversation.converseeID.Equals(dataClass.loggedInUser.uid)) { retVal = true; } } return(retVal); }
public async void Send_Message(object sender, EventArgs e) { string ID = IDGenerator.generateID(); var result = new List <ConversationModel>(); ConversationModel conversation = new ConversationModel() { id = ID, converseeID = dataClass.loggedInUser.uid, message = editor.Text, created_at = DateTime.UtcNow }; await CrossCloudFirestore.Current .Instance .GetCollection("contacts") .GetDocument(newCon.id) .GetCollection("conversations") .GetDocument(ID) .SetDataAsync(conversation); editor.Text = string.Empty; var documents3 = await CrossCloudFirestore.Current .Instance .GetCollection("contacts") .GetDocument(newCon.id) .GetCollection("conversations") .OrderBy("created_at", false) .GetDocumentsAsync(); foreach (var documentChange in documents3.DocumentChanges) { var json = JsonConvert.SerializeObject(documentChange.Document.Data); var obj = JsonConvert.DeserializeObject <ConversationModel>(json); result.Add(obj); } conversationListview.ItemsSource = result; }