public ChatPage()
{
InitializeComponent();
BindingContext = vm = new ChatBotViewModel();
vm.Messages.CollectionChanged += (sender, e) =>
{
Device.BeginInvokeOnMainThread(() =>
{
var target = vm.Messages[vm.Messages.Count - 1];
MessagesList.ScrollTo(target, ScrollToPosition.End, true);
});
};
}
public MainPage()
{
ChatBotViewModel vm;
InitializeComponent();
BindingContext = vm = new ChatBotViewModel();
vm.Messages.CollectionChanged += (sender, e) =>
{
var target = vm.Messages[vm.Messages.Count - 1];
MessagesList.ScrollTo(target, ScrollToPosition.End, true);
};
}
public Chat()
{
Title = "Я - " + (string)App.Current.Properties["Username"] + " для " + (string)App.Current.Properties["toUser"];
InitializeComponent();
viewModel = new ChatViewModel(this);
this.BindingContext = viewModel;
Dictionary <string, string> responseJson = JsonConvert.DeserializeObject <Dictionary <string, string> >((string)App.Current.Properties["Token"]);
HttpClient client = new HttpClient();
HttpRequestMessage request = new HttpRequestMessage();
request.RequestUri = new Uri("http://192.168.100.2:3000/Mobile/GetListOfMessagges?jwt=" + responseJson["access_token"] + "&toUser="******"toUser"]);
request.Method = HttpMethod.Post;
request.Headers.Add("Accept", "application/json");
HttpResponseMessage response = client.SendAsync(request).Result;
if (response.StatusCode == HttpStatusCode.OK)
{
HttpContent jsonRespone = response.Content;
Dictionary <string, object> json = JsonConvert.DeserializeObject <Dictionary <string, object> >(jsonRespone.ReadAsStringAsync().Result);
JArray a = (JArray)json["messages"];
foreach (JObject b in a)
{
var z = b.ToObject <Dictionary <string, string> >();
MessageData message = new MessageData
{
Message = z["contect"],
User = z["user1Id"]
};
viewModel.Messages.Add(message);
}
;
var v = MessagesList.ItemsSource.Cast <object>().LastOrDefault();
MessagesList.ScrollTo(v, ScrollToPosition.End, true);
}
;
}
public void ScrollTo()
{
var v = MessagesList.ItemsSource.Cast <object>().LastOrDefault();
MessagesList.ScrollTo(v, ScrollToPosition.End, true);
}
