/// <summary>
/// Remove this user from the lobby and inform others that he logged off
/// </summary>
/// <param name="user"></param>
public void LogOffUser(ChatModel.ChatUser user)
{
chatModel.users.Remove(user);
chatModel.chatHistory.Add(new ChatModel.ChatMessage()
{
message = "User '" + user.userName + "' logged off.",
when = DateTime.Now
});
}
//static async void Getvalues()
//{
// using (var client = new HttpClient())
// {
// client.BaseAddress = new Uri("http://localhost:8080/sm/sentiment/prasanna");
// client.DefaultRequestHeaders.Accept.Clear();
// client.DefaultRequestHeaders.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/json"));
// HttpResponseMessage response = await client.GetAsync();
// if(response.IsSuccessStatusCode)
// {
// }
// }
//}
/// <summary>
/// Remove this user from the lobby and inform others that he logged off
/// </summary>
/// <param name="user"></param>
public void LogOffUser(ChatModel.ChatUser user)
{
chatModel.Users.Remove(user);
//chatModel.ChatHistory.Add(new ChatModel.ChatMessage()
//{
// Message = "User '" + user.NickName + "' logged off.",
// When = DateTime.Now
//});
}
public ActionResult Index(string user, bool?logOn, bool?logOff, string chatMessage)
{
try
{
if (chatModel == null)
{
chatModel = new ChatModel();
}
//trim chat history if needed
if (chatModel.chatHistory.Count > 100)
{
chatModel.chatHistory.RemoveRange(0, 90);
}
if (!Request.IsAjaxRequest())
{
//first time loading
return(View(chatModel));
}
else if (logOn != null && (bool)logOn)
{
//check if nickname already exists
if (chatModel.users.FirstOrDefault(u => u.userName == user) != null)
{
throw new Exception("This nickname already exists");
}
else if (chatModel.users.Count > 10)
{
throw new Exception("The room is full!");
}
else
{
#region create new user and add to lobby
chatModel.users.Add(new ChatModel.ChatUser()
{
userName = user,
loggedOnTime = DateTime.Now,
lastPing = DateTime.Now
});
//inform lobby of new user
chatModel.chatHistory.Add(new ChatModel.ChatMessage()
{
message = "User '" + user + "' logged on.",
when = DateTime.Now
});
#endregion
}
return(PartialView("Lobby", chatModel));
}
else if (logOff != null && (bool)logOff)
{
LogOffUser(chatModel.users.FirstOrDefault(u => u.userName == user));
return(PartialView("Lobby", chatModel));
}
else
{
ChatModel.ChatUser currentUser = chatModel.users.FirstOrDefault(u => u.userName == user);
//remember each user's last ping time
currentUser.lastPing = DateTime.Now;
#region remove inactive users
List <ChatModel.ChatUser> removeThese = new List <ChatModel.ChatUser>();
foreach (Models.ChatModel.ChatUser usr in chatModel.users)
{
TimeSpan span = DateTime.Now - usr.lastPing;
if (span.TotalSeconds > 15)
{
removeThese.Add(usr);
}
}
foreach (ChatModel.ChatUser usr in removeThese)
{
LogOffUser(usr);
}
#endregion
#region if there is a new message, append it to the chat
if (!string.IsNullOrEmpty(chatMessage))
{
chatModel.chatHistory.Add(new ChatModel.ChatMessage()
{
byUser = currentUser,
message = chatMessage,
when = DateTime.Now
});
}
#endregion
return(PartialView("ChatHistory", chatModel));
}
}
catch (Exception ex)
{
//return error to AJAX function
Response.StatusCode = 500;
return(Content(ex.Message));
}
}
/// <summary>
/// When the method is called with no arguments, just return the view
/// When argument logOn is true, a user logged on
/// When argument logOff is true, a user closed their browser or navigated away (log off)
/// When argument chatMessage is specified, the user typed something in the chat
/// </summary>
public ActionResult Index(string user, string Asset, bool?logOn, bool?logOff, string chatMessage)
{
try
{
if (chatModel == null)
{
chatModel = new ChatModel();
}
//trim chat history if needed
if (chatModel.ChatHistory.Count > 100)
{
chatModel.ChatHistory.RemoveRange(0, 90);
}
if (!Request.IsAjaxRequest())
{
//first time loading
return(View(chatModel));
}
else if (logOn != null && (bool)logOn)
{
//check if nickname already exists
if (chatModel.Users.FirstOrDefault(u => u.NickName == user) != null)
{
throw new Exception("This nickname already exists");
}
else if (chatModel.Users.Count > 10)
{
throw new Exception("The room is full!");
}
else
{
#region create new user and add to lobby
chatModel.Users.Add(new ChatModel.ChatUser()
{
NickName = user,
assetid = Asset,
LoggedOnTime = DateTime.Now,
LastPing = DateTime.Now
});
//inform lobby of new user
//chatModel.ChatHistory.Add(new ChatModel.ChatMessage()
//{
// //Message = "User '" + user + "' logged on.",
// //When = DateTime.Now
//});
#endregion
}
return(PartialView("Lobby", chatModel));
}
else if (logOff != null && (bool)logOff)
{
LogOffUser(chatModel.Users.FirstOrDefault(u => u.NickName == user));
return(PartialView("Lobby", chatModel));
}
else
{
ChatModel.ChatUser currentUser = chatModel.Users.FirstOrDefault(u => u.NickName == user);
//remember each user's last ping time
currentUser.LastPing = DateTime.Now;
#region remove inactive users
List <ChatModel.ChatUser> removeThese = new List <ChatModel.ChatUser>();
foreach (Models.ChatModel.ChatUser usr in chatModel.Users)
{
TimeSpan span = DateTime.Now - usr.LastPing;
if (span.TotalSeconds > 15)
{
removeThese.Add(usr);
}
}
foreach (ChatModel.ChatUser usr in removeThese)
{
LogOffUser(usr);
}
#endregion
#region if there is a new message, append it to the chat
if (!string.IsNullOrEmpty(chatMessage))
{
decimal?positivityOutput = 0;
int sentimeterOutput = 0;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(URL);
request.Method = "POST";
request.ContentType = "application/json";
request.ContentLength = chatMessage.Length;
//request.ProtocolVersion = HttpVersion.Version10; // fix 1
//request.KeepAlive = false; // fix 2
//request.Timeout = 1000000000; // fix 3
//request.ReadWriteTimeout = 1000000000; // fix 4
using (Stream webStream = request.GetRequestStream())
using (StreamWriter requestWriter = new StreamWriter(webStream, System.Text.Encoding.ASCII))
{
requestWriter.Write(chatMessage);
}
try
{
WebResponse webResponse = request.GetResponse();
using (Stream webStream = webResponse.GetResponseStream())
{
if (webStream != null)
{
using (StreamReader responseReader = new StreamReader(webStream))
{
string response = responseReader.ReadToEnd();
var data = (JObject)JsonConvert.DeserializeObject(response);
positivityOutput = data["positivity"].Value <decimal>();
sentimeterOutput = data["sentimeter"].Value <int>();
}
}
}
using (SentiAnalysisTable context = new SentiAnalysisTable())
{
SentiAnalysi dataModel = new SentiAnalysi();
dataModel.positivity = positivityOutput;
dataModel.AnalysisCode = sentimeterOutput;
dataModel.Comment = chatMessage;
dataModel.Assetid = currentUser.assetid;
context.Entry(dataModel).State = EntityState.Added;
context.SaveChanges();
}
}
catch (Exception e)
{
Console.Out.WriteLine("-----------------");
Console.Out.WriteLine(e.Message);
}
// Getvalues();
chatModel.ChatHistory.Add(new ChatModel.ChatMessage()
{
ByUser = currentUser,
Message = chatMessage,
When = DateTime.Now,
positivity = positivityOutput,
sentimeter = sentimeterOutput
});
}
#endregion
return(PartialView("ChatHistory", chatModel));
}
}
catch (Exception ex)
{
//return error to AJAX function
Response.StatusCode = 500;
return(Content(ex.Message));
}
}
