private async void SaveMessage()
{
if (!string.IsNullOrWhiteSpace(this.OutText))
{
var connection = await this.apiService.CheckConnection();
if (!connection.IsSuccess)
{
await Application.Current.MainPage.DisplayAlert(
Languages.Error,
connection.Message,
Languages.AcceptDisplay);
return;
}
var loggerUser = MainViewModel.GetInstance().UserASP;
var message = new Message
{
Sender = loggerUser.Id,
Date = DateTime.Now,
ConversationId = this.Conversation.ConversationId,
Text = this.OutText,
};
var url = Application.Current.Resources["APIMovilidad"].ToString();
var prefix = Application.Current.Resources["APIprefix"].ToString();
var controller = Application.Current.Resources["MessagesController"].ToString();
var response = await this.apiService.PostAsync(
url, prefix, controller, message, Settings.TokenType, Settings.AccessToken);
if (!response.IsSuccess)
{
await Application.Current.MainPage.DisplayAlert(
Languages.Error,
response.Message,
Languages.AcceptDisplay);
return;
}
var mess = (Message)response.Result;
var newMessage = new MessageItemViewModel()
{
Message = mess.Text,
Date = mess.Date,
Sender = mess.Sender,
};
var newMessageRT = new ChatMessage()
{
Message = mess.Text,
User = mess.Sender,
};
this.Messages.Add(newMessage);
this.MessagesRT.Add(newMessageRT);
this.OutText = string.Empty;
}
}
public MyConversationsViewModel(RouteItemViewModel routeView)
{
instance = this;
this.apiService = new ApiService();
this.route = routeView;
#region RealTime Section
ChatMessage = new MessageItemViewModel();
ChatMessageRT = new ChatMessage();
SendMessageCommand = new Command(async() => await SendMessage());
ConnectCommand = new Command(async() => await Connect());
DisconnectCommand = new Command(async() => await Disconnect());
random = new Random();
#endregion
LoadMessages();
#if DEBUG
var ip = "localhost";
if (Device.RuntimePlatform == Device.Android)
{
ip = "10.0.2.2";
}
hubConnection = new HubConnectionBuilder()
.WithUrl($"http://{ip}:5000/chatHub")
.Build();
#else
hubConnection = new HubConnectionBuilder()
.WithUrl("http://movilidaducarealtime.azurewebsites.net/chatHub")
.Build();
#endif
hubConnection.Closed += async(error) =>
{
IsConnected = false;
SendLocalMessage("Connection Closed...");
await Task.Delay(random.Next(0, 5) * 1000);
await Connect();
};
hubConnection.On <string, string>("ReceiveMessage", (user, message) =>
{
var finalMessage = new MessageItemViewModel
{
Sender = user,
Message = message,
Date = DateTime.Now,
ConectionId = this.Conversation.ConnectionId
};
if (user != MainViewModel.GetInstance().UserASP.Email)
{
Messages.Add(finalMessage);
}
var finMessage = $"{user} says {message}";
SendLocalMessage(finMessage);
});
hubConnection.On <string>("EnteredOrLeft", (message) =>
{
SendLocalMessage(message);
});
}
