private void RunConversation()
{
Task.Factory.StartNew(() =>
{
if (!this.CanStartSimulation())
{
return;
}
Task.Delay(this.random.Next(1000, 3000)).Wait();
ChatroomParticipant participant = GetRandomParticipant();
if (!this.SimulateStartTyping(participant))
{
return;
}
this.SimulateTyping();
this.SimulateEndTyping(participant);
this.SimulateTexting(participant);
this.EndSimulation();
this.RunConversation();
});
}
public Author ConvertToAuthor(object dataItem, AuthorConverterContext context)
{
ChatroomParticipant participant = (ChatroomParticipant)dataItem;
Author author = this.AuthorsMap.GetOrCreateAuthor(participant);
return(author);
}
private void OnSignalReceived(ChatroomSignalEventArgs e)
{
if (e.Signal.StartsWith(ChatroomService.ParticipantStartedTypingMessage))
{
string stringId = e.Signal.Substring(ChatroomService.ParticipantStartedTypingMessage.Length + 1);
int id = int.Parse(stringId);
ChatroomParticipant participant = this.chatroomService.GetParticipant(id);
this.typingParticipants.Add(participant);
}
else if (e.Signal.StartsWith(ChatroomService.ParticipantFinishedTypingMessage))
{
string stringId = e.Signal.Substring(ChatroomService.ParticipantFinishedTypingMessage.Length + 1);
int id = int.Parse(stringId);
ChatroomParticipant participant = this.chatroomService.GetParticipant(id);
this.typingParticipants.Remove(participant);
}
else if (e.Signal.StartsWith(ChatroomService.ParticipantTextedMessage))
{
string stringIdAndMessage = e.Signal.Substring(ChatroomService.ParticipantTextedMessage.Length + 1);
string stringId = stringIdAndMessage.Substring(0, stringIdAndMessage.IndexOf(" "));
int id = int.Parse(stringId);
ChatroomParticipant participant = this.chatroomService.GetParticipant(id);
string message = e.Signal.Substring(ChatroomService.ParticipantTextedMessage.Length + stringId.Length + 2);
this.Items.Add(new ChatroomTextMessage {
Sender = participant, Message = message,
});
}
}
private void SimulateEndTyping(ChatroomParticipant participant)
{
lock (this.currentlyTyping)
{
this.currentlyTyping.Remove(participant);
}
this.SendFinishedTypingSignal(participant);
}
private void InitParticipants()
{
this.participants = new List <ChatroomParticipant>();
int count = this.random.Next(3, 6);
int r = this.random.Next(0, 10);
for (int i = 0; i < count; i++)
{
Tuple <string, string> info = this.GetParticipantInfo(r + i);
ChatroomParticipant participant = new ChatroomParticipant {
ShortName = info.Item1, Avatar = info.Item2
};
this.participants.Add(participant);
}
}
public ChatroomViewModel()
{
string prefix = Device.RuntimePlatform == Device.UWP ? "Assets/" : null;
string avatar = prefix + "Logo.png";
this.user = new ChatroomParticipant {
ShortName = "User", Avatar = avatar,
};
this.items = new ObservableCollection <ChatroomMessage>();
this.typingParticipants = new ObservableCollection <ChatroomParticipant>();
this.chatroomService = new ChatroomService();
this.AddHistory();
this.chatroomService.Signal += this.ChatroomService_Signal;
this.sendMessageCommand = new Command(this.OnSendMessage, this.CanSendMessage);
}
private bool SimulateStartTyping(ChatroomParticipant participant)
{
lock (this.currentlyTyping)
{
if (this.currentlyTyping.Contains(participant))
{
return(false);
}
this.currentlyTyping.Add(participant);
}
this.SendStartTypingSignal(participant);
if (this.random.Next(0, 3) == 0)
{
this.RunConversation();
}
return(true);
}
private void SendTextedSignal(ChatroomParticipant participant)
{
string signal = string.Format("{0} {1} {2}", ParticipantTextedMessage, participant.Id, ParticipantLines.GetRandomLine());
this.SendSignal(signal);
}
private void SendFinishedTypingSignal(ChatroomParticipant participant)
{
string signal = string.Format("{0} {1}", ParticipantFinishedTypingMessage, participant.Id);
this.SendSignal(signal);
}
private void SimulateTexting(ChatroomParticipant participant)
{
this.SendTextedSignal(participant);
}
public static void SetAuthor(BindableObject bindable, ChatroomParticipant value)
{
bindable.SetValue(AuthorProperty, value);
}
