/// <summary>
/// The generate response.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task <IServerMessage> GenerateResponse(IServerMessage request)
{
var unitOfWork = new UnitOfWork();
var productList = unitOfWork.ProductRepository.GetAllProducts();
var productDtoList = new List <ProductDto>();
foreach (var product in productList)
{
productDtoList.Add(new ProductDto()
{
Id = product.Id,
Weight = product.Weight,
Sku = product.Sku,
Name = product.Name,
Description = product.Description,
Price = product.Price,
State = product.State,
Width = product.Width,
Height = product.Height,
Depth = product.Depth
});
}
// Console.WriteLine(ParserFactory.GetDataParser(request.DataType).SerializeData(productDtoList));
return(new ServerMessage(request.Message + "Result", ParserFactory.GetDataParser(request.DataType).SerializeData(productDtoList)));
}
public static MemoryStream WriteServerAction(this MemoryStream stream, IServerMessage message)
{
switch (message)
{
case AddedTileMessage msg:
return(stream
.WriteInt((int)MessageToClient.AddedTile)
.WriteTile(msg.Tile));
case RemovedTileMessage msg:
return(stream
.WriteInt((int)MessageToClient.RemovedTile)
.WriteTileBaseData(msg.BaseData));
case ClickedTileMessage msg:
return(stream
.WriteInt((int)MessageToClient.ClickedTile)
.WriteTileBaseData(msg.BaseData));
case GotRegionMessage msg:
return(stream
.WriteInt((int)MessageToClient.GotRegion)
.WriteInt2(msg.SuperGridPosition)
.WriteList(msg.Tiles, WriteTile));
case GotTrainsMessage msg:
return(stream
.WriteInt((int)MessageToClient.GotTrains)
.WriteInt2(msg.SuperGridPosition)
.WriteList(msg.TrainTiles, WriteTile));
default:
throw new NotImplementedException();
}
}
/// <summary>
/// The handle request.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <param name="response">
/// The response.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
/// <exception cref="NotImplementedException">
/// </exception>
public async Task HandleRequest(IServerMessage request, IServerMessage response)
{
// Check if authentication passed
if (request.User == null)
{
// Do nothing if this happens, the auth segement will have dealt
// with this state
}
else if (!this._commands.ContainsKey(request.Message))
{
response.Message = $"{request.Message}Error";
response.Body = ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Reason = $"The operation {request.Message} is not available on the server",
Code = 100
});
}
else
{
var commandResponse = await this._commands[request.Message].Execute(request);
response.DataType = request.DataType;
response.Body = commandResponse.Body;
response.Message = commandResponse.Message;
response.User = null;
}
// Check if there is a successor for this segment of the chain
if (Successor != null)
{
await Successor.HandleRequest(request, response);
}
}
void OnSendRequestFinished(HTTPRequest req, HTTPResponse resp)
{
sendRequestQueue.Remove(req);
// error reason if there is any. We will call the manager's Error function if it's not empty.
string reason = string.Empty;
switch (req.State)
{
// The request finished without any problem.
case HTTPRequestStates.Finished:
if (resp.IsSuccess)
{
HTTPManager.Logger.Information("Transport - " + this.Name, "Send - Request Finished Successfully! " + resp.DataAsText);
if (!string.IsNullOrEmpty(resp.DataAsText))
{
IServerMessage msg = TransportBase.Parse(Connection.JsonEncoder, resp.DataAsText);
if (msg != null)
{
Connection.OnMessage(msg);
}
}
}
else
{
reason = string.Format("Send - Request Finished Successfully, but the server sent an error. Status Code: {0}-{1} Message: {2}",
resp.StatusCode,
resp.Message,
resp.DataAsText);
}
break;
// The request finished with an unexpected error. The request's Exception property may contain more info about the error.
case HTTPRequestStates.Error:
reason = "Send - Request Finished with Error! " + (req.Exception != null ? (req.Exception.Message + "\n" + req.Exception.StackTrace) : "No Exception");
break;
// The request aborted, initiated by the user.
case HTTPRequestStates.Aborted:
reason = "Send - Request Aborted!";
break;
// Ceonnecting to the server is timed out.
case HTTPRequestStates.ConnectionTimedOut:
reason = "Send - Connection Timed Out!";
break;
// The request didn't finished in the given time.
case HTTPRequestStates.TimedOut:
reason = "Send - Processing the request Timed Out!";
break;
}
if (!string.IsNullOrEmpty(reason))
{
Connection.Error(reason);
}
}
public static IServerMessage Parse(IJsonEncoder encoder, string json)
{
if (string.IsNullOrEmpty(json))
{
HTTPManager.Logger.Error("MessageFactory", "Parse - called with empty or null string!");
return(null);
}
if (json.Length == 2 && json == "{}")
{
return(new KeepAliveMessage());
}
IDictionary <string, object> dictionary = null;
try
{
dictionary = encoder.DecodeMessage(json);
}
catch (Exception ex)
{
HTTPManager.Logger.Exception("MessageFactory", "Parse - encoder.DecodeMessage", ex);
return(null);
IL_006f :;
}
if (dictionary == null)
{
HTTPManager.Logger.Error("MessageFactory", "Parse - Json Decode failed for json string: \"" + json + "\"");
return(null);
}
IServerMessage serverMessage = null;
serverMessage = (IServerMessage)(dictionary.ContainsKey("C") ? new MultiMessage() : (dictionary.ContainsKey("E") ? ((object)new FailureMessage()) : ((object)new ResultMessage())));
serverMessage.Parse(dictionary);
return(serverMessage);
}
public void SendToAll(IServerMessage send)
{
foreach (var c in connectedUsers)
{
c.Server.Send(send);
}
}
/// <summary>
/// The handle request.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <param name="response">
/// The response.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
/// <exception cref="NotImplementedException">
/// </exception>
public async Task HandleRequest(IServerMessage request, IServerMessage response)
{
// Check if authentication passed
if (request.User == null)
{
// Do nothing if this happens, the auth segement will have dealt
// with this state
}
else if (!this._commands.ContainsKey(request.Message))
{
response.Message = $"{request.Message}Error";
response.Body = ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Reason = $"The operation {request.Message} is not available on the server",
Code = 100
});
}
else
{
var commandResponse = await this._commands[request.Message].Execute(request);
response.DataType = request.DataType;
response.Body = commandResponse.Body;
response.Message = commandResponse.Message;
response.User = null;
}
// Check if there is a successor for this segment of the chain
if (Successor != null)
{
await Successor.HandleRequest(request, response);
}
}
/// <summary>
/// When the json string is successfully parsed will return with an IServerMessage implementation.
/// </summary>
public static IServerMessage Parse(IJsonEncoder encoder, string json)
{
// Nothing to parse?
if (string.IsNullOrEmpty(json))
{
HTTPManager.Logger.Error("MessageFactory", "Parse - called with empty or null string!");
return(null);
}
// We don't have to do further decoding, if it's an empty json object, then it's a KeepAlive message from the server
if (json.Length == 2 && json == "{}")
{
return(new KeepAliveMessage());
}
IDictionary <string, object> msg = null;
try
{
// try to decode the json message with the encoder
msg = encoder.DecodeMessage(json);
}
catch (Exception ex)
{
HTTPManager.Logger.Exception("MessageFactory", "Parse - encoder.DecodeMessage", ex);
return(null);
}
if (msg == null)
{
HTTPManager.Logger.Error("MessageFactory", "Parse - Json Decode failed for json string: \"" + json + "\"");
return(null);
}
// "C" is for message id
IServerMessage result = null;
if (!msg.ContainsKey("C"))
{
// If there are no ErrorMessage in the object, then it was a success
if (!msg.ContainsKey("E"))
{
result = new ResultMessage();
}
else
{
result = new FailureMessage();
}
}
else
{
result = new MultiMessage();
}
result.Parse(msg);
return(result);
}
public ServerMessageData(IServerMessage data)
{
Id = data.Id == Guid.Empty ? Guid.NewGuid() : data.Id;
Provider = data.Provider;
MessageType = data.MessageType;
Content = data.Content;
Timestamp = data.Timestamp == DateTime.MinValue ? DateTime.Now : data.Timestamp;
IsDeleted = data.IsDeleted;
}
public ServerMessageViewModel(IServerMessage data) : this(data.Id)
{
_provider = data.Provider;
_messageType = data.MessageType;
_content = data.Content;
_timestamp = data.Timestamp;
_isDeleted = data.IsDeleted;
data.MessageType.TryParse(out _messageTypeEnum);
}
private void WSocket_OnMessage(BestHTTP.WebSocket.WebSocket webSocket, string message)
{
if (webSocket == this.wSocket)
{
IServerMessage msg = TransportBase.Parse(base.Connection.JsonEncoder, message);
if (msg != null)
{
base.Connection.OnMessage(msg);
}
}
}
private void WSocket_OnMessage(VRC.Core.BestHTTP.WebSocket.WebSocket webSocket, string message)
{
if (webSocket == wSocket)
{
IServerMessage serverMessage = TransportBase.Parse(base.Connection.JsonEncoder, message);
if (serverMessage != null)
{
base.Connection.OnMessage(serverMessage);
}
}
}
/// <summary>
/// The handle request.
/// </summary>
/// <param name="request">
/// The requst.
/// </param>
/// <param name="response">
/// The response.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task HandleRequest(IServerMessage request, IServerMessage response)
{
var userOrionKey = ParserFactory.GetDataParser(request.DataType).ParseData <Key>(request.User);
if (userOrionKey == null)
{
// Do something here to stop processing and return some error to the server to
// inform the client that auth has failed.
request.User = null;
await this.Successor.HandleRequest(request, response);
}
var orionContext = new Orion(new DeleteMeLogger())
{
Communicator =
{
ApiAuthenticator = new OrgStandardAuthenticator()
{
PublicKey = this.Config.SystemPublicKey,
SecertKey = this.Config.SystemSecretKey
}
}
};
// Set the authentication Information
var user = await orionContext.CreateUserController().GetUserProfile(userOrionKey, "Zeus");
if (user?.Result?.Meta == null || !user.Result.Meta.Any(x => x.Key.Equals("UserType")))
{
request.User = null;
}
else
{
// Parse the Orion user data into local user data
var firstOrDefault = user.Result.Meta.FirstOrDefault(x => x.Key.Equals("UserType"));
if (firstOrDefault != null)
{
var parsedUser =
UserFactory.GetUser(
(UserType)
(Convert.ToInt32(firstOrDefault.Value)));
parsedUser.Email = user.Result.Email;
parsedUser.Firstname = user.Result.Firstname;
parsedUser.Surname = user.Result.Surname;
parsedUser.Phone = user.Result.Phone;
request.User = ParserFactory.GetDataParser(request.DataType).SerializeData(parsedUser);
}
}
// Check the user type which should be contained in User Meta.
await this.Successor.HandleRequest(request, response);
}
private void OnPollRequestFinished(HTTPRequest req, HTTPResponse resp)
{
if (req.State == HTTPRequestStates.Aborted)
{
HTTPManager.Logger.Warning("Transport - " + base.Name, "Poll - Request Aborted!");
}
else
{
pollRequest = null;
string text = string.Empty;
switch (req.State)
{
case HTTPRequestStates.Finished:
if (resp.IsSuccess)
{
HTTPManager.Logger.Information("Transport - " + base.Name, "Poll - Request Finished Successfully! " + resp.DataAsText);
IServerMessage serverMessage = TransportBase.Parse(base.Connection.JsonEncoder, resp.DataAsText);
if (serverMessage != null)
{
base.Connection.OnMessage(serverMessage);
MultiMessage multiMessage = serverMessage as MultiMessage;
if (multiMessage != null && multiMessage.PollDelay.HasValue)
{
PollDelay = multiMessage.PollDelay.Value;
}
LastPoll = DateTime.UtcNow;
}
}
else
{
text = $"Poll - Request Finished Successfully, but the server sent an error. Status Code: {resp.StatusCode}-{resp.Message} Message: {resp.DataAsText}";
}
break;
case HTTPRequestStates.Error:
text = "Poll - Request Finished with Error! " + ((req.Exception == null) ? "No Exception" : (req.Exception.Message + "\n" + req.Exception.StackTrace));
break;
case HTTPRequestStates.ConnectionTimedOut:
text = "Poll - Connection Timed Out!";
break;
case HTTPRequestStates.TimedOut:
text = "Poll - Processing the request Timed Out!";
break;
}
if (!string.IsNullOrEmpty(text))
{
base.Connection.Error(text);
}
}
}
/// <summary>
/// The handle request.
/// </summary>
/// <param name="request">
/// The requst.
/// </param>
/// <param name="response">
/// The response.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task HandleRequest(IServerMessage request, IServerMessage response)
{
var userOrionKey = ParserFactory.GetDataParser(request.DataType).ParseData<Key>(request.User);
if (userOrionKey == null)
{
// Do something here to stop processing and return some error to the server to
// inform the client that auth has failed.
request.User = null;
await this.Successor.HandleRequest(request, response);
}
var orionContext = new Orion(new DeleteMeLogger())
{
Communicator =
{
ApiAuthenticator = new OrgStandardAuthenticator()
{
PublicKey = this.Config.SystemPublicKey,
SecertKey = this.Config.SystemSecretKey
}
}
};
// Set the authentication Information
var user = await orionContext.CreateUserController().GetUserProfile(userOrionKey, "Zeus");
if (user?.Result?.Meta == null || !user.Result.Meta.Any(x => x.Key.Equals("UserType")))
{
request.User = null;
}
else
{
// Parse the Orion user data into local user data
var firstOrDefault = user.Result.Meta.FirstOrDefault(x => x.Key.Equals("UserType"));
if (firstOrDefault != null)
{
var parsedUser =
UserFactory.GetUser(
(UserType)
(Convert.ToInt32(firstOrDefault.Value)));
parsedUser.Email = user.Result.Email;
parsedUser.Firstname = user.Result.Firstname;
parsedUser.Surname = user.Result.Surname;
parsedUser.Phone = user.Result.Phone;
request.User = ParserFactory.GetDataParser(request.DataType).SerializeData(parsedUser);
}
}
// Check the user type which should be contained in User Meta.
await this.Successor.HandleRequest(request, response);
}
void WSocket_OnMessage(WebSocket.WebSocket webSocket, string message)
{
if (webSocket != wSocket)
{
return;
}
IServerMessage msg = TransportBase.Parse(Connection.JsonEncoder, message);
if (msg != null)
{
Connection.OnMessage(msg);
}
}
private void OnConnectRequestFinished(HTTPRequest req, HTTPResponse resp)
{
string str = string.Empty;
switch (req.State)
{
case HTTPRequestStates.Finished:
{
if (!resp.IsSuccess)
{
str = $"Connect - Request Finished Successfully, but the server sent an error. Status Code: {resp.StatusCode}-{resp.Message} Message: {resp.DataAsText}";
break;
}
HTTPManager.Logger.Information("Transport - " + base.Name, "Connect - Request Finished Successfully! " + resp.DataAsText);
base.OnConnected();
IServerMessage msg = TransportBase.Parse(base.Connection.JsonEncoder, resp.DataAsText);
if (msg != null)
{
base.Connection.OnMessage(msg);
MultiMessage message2 = msg as MultiMessage;
if ((message2 != null) && message2.PollDelay.HasValue)
{
this.PollDelay = message2.PollDelay.Value;
}
}
break;
}
case HTTPRequestStates.Error:
str = "Connect - Request Finished with Error! " + ((req.Exception == null) ? "No Exception" : (req.Exception.Message + "\n" + req.Exception.StackTrace));
break;
case HTTPRequestStates.Aborted:
str = "Connect - Request Aborted!";
break;
case HTTPRequestStates.ConnectionTimedOut:
str = "Connect - Connection Timed Out!";
break;
case HTTPRequestStates.TimedOut:
str = "Connect - Processing the request Timed Out!";
break;
}
if (!string.IsNullOrEmpty(str))
{
base.Connection.Error(str);
}
}
private MyBuffer MessageToBuffer(IServerMessage message)
{
if (!(message.GetType().GetCustomAttribute(typeof(ServerMessageTypeAttribute)) is ServerMessageTypeAttribute messageTypeAttr))
{
throw new NotImplementedException($"Not found message type for{message.GetType().Name}");
}
var mesageType = messageTypeAttr.ServerMessageType;
var buff = MyBuffer.Create()
.SetUint8((byte)mesageType)
.SetData(message);
return(buff);
}
private void OnEventSourceMessage(EventSource eventSource, Message message)
{
if (message.Data.Equals("initialized"))
{
OnConnected();
}
else
{
IServerMessage serverMessage = TransportBase.Parse(base.Connection.JsonEncoder, message.Data);
if (serverMessage != null)
{
base.Connection.OnMessage(serverMessage);
}
}
}
private void OnEventSourceMessage(EventSource eventSource, BestHTTP.ServerSentEvents.Message message)
{
if (message.Data.Equals("initialized"))
{
base.OnConnected();
return;
}
IServerMessage msg = TransportBase.Parse(Connection.JsonEncoder, message.Data);
if (msg != null)
{
Connection.OnMessage(msg);
}
}
private void OnSendRequestFinished(HTTPRequest req, HTTPResponse resp)
{
sendRequestQueue.Remove(req);
string text = string.Empty;
switch (req.State)
{
case HTTPRequestStates.Finished:
if (resp.IsSuccess)
{
HTTPManager.Logger.Information("Transport - " + base.Name, "Send - Request Finished Successfully! " + resp.DataAsText);
if (!string.IsNullOrEmpty(resp.DataAsText))
{
IServerMessage serverMessage = TransportBase.Parse(base.Connection.JsonEncoder, resp.DataAsText);
if (serverMessage != null)
{
base.Connection.OnMessage(serverMessage);
}
}
}
else
{
text = $"Send - Request Finished Successfully, but the server sent an error. Status Code: {resp.StatusCode}-{resp.Message} Message: {resp.DataAsText}";
}
break;
case HTTPRequestStates.Error:
text = "Send - Request Finished with Error! " + ((req.Exception == null) ? "No Exception" : (req.Exception.Message + "\n" + req.Exception.StackTrace));
break;
case HTTPRequestStates.Aborted:
text = "Send - Request Aborted!";
break;
case HTTPRequestStates.ConnectionTimedOut:
text = "Send - Connection Timed Out!";
break;
case HTTPRequestStates.TimedOut:
text = "Send - Processing the request Timed Out!";
break;
}
if (!string.IsNullOrEmpty(text))
{
base.Connection.Error(text);
}
}
void WSocket_OnMessage(WebSocket.WebSocket webSocket, string message)
{
if (webSocket != wSocket)
{
return;
}
#if UNITY_EDITOR
VKDebug.Log(message, VKCommon.HEX_GREEN);
#endif
IServerMessage msg = TransportBase.Parse(Connection.JsonEncoder, message);
if (msg != null)
{
Connection.OnMessage(msg);
}
}
void IServerMessage.Parse(object data)
{
IDictionary <string, object> dictionary = data as IDictionary <string, object>;
MessageId = dictionary["C"].ToString();
if (dictionary.TryGetValue("S", out object value))
{
IsInitialization = ((int.Parse(value.ToString()) == 1) ? true : false);
}
else
{
IsInitialization = false;
}
if (dictionary.TryGetValue("G", out value))
{
GroupsToken = value.ToString();
}
if (dictionary.TryGetValue("T", out value))
{
ShouldReconnect = ((int.Parse(value.ToString()) == 1) ? true : false);
}
else
{
ShouldReconnect = false;
}
if (dictionary.TryGetValue("L", out value))
{
PollDelay = TimeSpan.FromMilliseconds(double.Parse(value.ToString()));
}
IEnumerable enumerable = dictionary["M"] as IEnumerable;
if (enumerable != null)
{
Data = new List <IServerMessage>();
foreach (object item in enumerable)
{
IDictionary <string, object> dictionary2 = item as IDictionary <string, object>;
IServerMessage serverMessage = null;
serverMessage = ((dictionary2 == null) ? new DataMessage() : ((!dictionary2.ContainsKey("H")) ? ((!dictionary2.ContainsKey("I")) ? ((IServerMessage) new DataMessage()) : ((IServerMessage) new ProgressMessage())) : new MethodCallMessage()));
serverMessage.Parse(item);
Data.Add(serverMessage);
}
}
}
/// <summary>
/// The generate response.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <param name="config">
/// The config.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task <IServerMessage> GenerateResponse(IServerMessage request)
{
var unitOfWork = new UnitOfWork();
var productDto = ParserFactory.GetDataParser(request.DataType).ParseData <ProductDto>(request.Body);
if (productDto == null)
{
return(new ServerMessage(request.Message + "Error",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Code = 101,
Reason = "Invalid DTO was provided"
})));
}
var product = unitOfWork.ProductRepository.GetOrDefault(productDto.Id);
if (product == null)
{
return(new ServerMessage(request.Message + "Error",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Code = 102,
Reason = "Invalid ID provided for an entity in the database"
})));
}
return(new ServerMessage(request.Message + "Result",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ProductDto()
{
Id = product.Id,
Weight = product.Weight,
Sku = product.Sku,
Name = product.Name,
Description = product.Description,
Price = product.Price,
State = product.State,
Width = product.Width,
Height = product.Height,
Depth = product.Depth
})));
}
/// <summary>
/// The generate response.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <param name="config">
/// The config.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task<IServerMessage> GenerateResponse(IServerMessage request)
{
var unitOfWork = new UnitOfWork();
var productDto = ParserFactory.GetDataParser(request.DataType).ParseData<ProductDto>(request.Body);
if (productDto == null)
{
return new ServerMessage(request.Message + "Error",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Code = 101,
Reason = "Invalid DTO was provided"
}));
}
var product = unitOfWork.ProductRepository.GetOrDefault(productDto.Id);
if (product == null)
{
return new ServerMessage(request.Message + "Error",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ErrorResponse()
{
Code = 102,
Reason = "Invalid ID provided for an entity in the database"
}));
}
return new ServerMessage(request.Message + "Result",
ParserFactory.GetDataParser(request.DataType).SerializeData(new ProductDto()
{
Id = product.Id,
Weight = product.Weight,
Sku = product.Sku,
Name = product.Name,
Description = product.Description,
Price = product.Price,
State = product.State,
Width = product.Width,
Height = product.Height,
Depth = product.Depth
}));
}
/// <summary>
/// Trigger event handlers for an incoming message
/// </summary>
/// <param name="message">Incoming message from IRC server</param>
/// <remarks>Automatically determines types using reflection</remarks>
public void Trigger(IServerMessage message)
{
if (message == null)
{
return;
}
var messageType = message.GetType();
var getHandlerMethod = typeof(EventHub).GetMethod(nameof(GetHandler), BindingFlags.NonPublic | BindingFlags.Instance).MakeGenericMethod(messageType);
var handler = getHandlerMethod.Invoke(this, null);
var genericArgsType = typeof(IrcMessageEventArgs <>).MakeGenericType(messageType);
var args = Activator.CreateInstance(genericArgsType, message);
var handlerType = typeof(ServerMessageEventHandler <>).MakeGenericType(messageType);
var receivedEvent = handlerType.GetMethod("OnReceived", BindingFlags.NonPublic | BindingFlags.Instance);
receivedEvent.Invoke(handler, new object[] { args });
}
/// <summary>
/// The send server message.
/// </summary>
/// <param name="message">
/// The message.
/// </param>
/// <returns>
/// The <see cref="IServerMessage"/>.
/// </returns>
/// <exception cref="NotImplementedException">
/// </exception>
public IServerMessage SendServerMessage(IServerMessage message)
{
using (var serverConnection = new TcpClient())
{
serverConnection.Connect(this.Endpoint, this.Port);
if (!serverConnection.Connected)
{
throw new Exception($"Failed to connect to Zeus server at endpoint {this.Endpoint} on port {this.Port}");
}
var stream = serverConnection.GetStream();
var formatter = new BinaryFormatter();
formatter.Serialize(stream, (ServerMessage)message);
try
{
return (ServerMessage)formatter.Deserialize(stream);
}
catch (Exception)
{
throw new Exception("Invalid response from server");
}
}
}
/// <summary>
/// The send server message.
/// </summary>
/// <param name="message">
/// The message.
/// </param>
/// <returns>
/// The <see cref="IServerMessage"/>.
/// </returns>
/// <exception cref="NotImplementedException">
/// </exception>
public IServerMessage SendServerMessage(IServerMessage message)
{
using (var serverConnection = new TcpClient())
{
serverConnection.Connect(this.Endpoint, this.Port);
if (!serverConnection.Connected)
{
throw new Exception($"Failed to connect to Zeus server at endpoint {this.Endpoint} on port {this.Port}");
}
var stream = serverConnection.GetStream();
var formatter = new BinaryFormatter();
formatter.Serialize(stream, (ServerMessage)message);
try
{
return((ServerMessage)formatter.Deserialize(stream));
}
catch (Exception)
{
throw new Exception("Invalid response from server");
}
}
}
/// <summary>
/// The generate response.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public async Task<IServerMessage> GenerateResponse(IServerMessage request)
{
var unitOfWork = new UnitOfWork();
var productList = unitOfWork.ProductRepository.GetAllProducts();
var productDtoList = new List<ProductDto>();
foreach (var product in productList)
{
productDtoList.Add(new ProductDto()
{
Id = product.Id,
Weight = product.Weight,
Sku = product.Sku,
Name = product.Name,
Description = product.Description,
Price = product.Price,
State = product.State,
Width = product.Width,
Height = product.Height,
Depth = product.Depth
});
}
// Console.WriteLine(ParserFactory.GetDataParser(request.DataType).SerializeData(productDtoList));
return new ServerMessage(request.Message + "Result", ParserFactory.GetDataParser(request.DataType).SerializeData(productDtoList));
}
/// <summary>
/// The execute.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public Task<IServerMessage> Execute(IServerMessage request)
{
return new ProcessOrder().GenerateResponse(request);
}
public ServerMessageCommand(IServerMessage message)
{
_message = message;
}
/// <summary>
/// The execute.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public Task<IServerMessage> Execute(IServerMessage request)
{
return new GetAllProducts().GenerateResponse(request);
}
/// <summary>
/// Called when the client receives back messages as a result of a server method call.
/// </summary>
void IHub.OnMessage(IServerMessage msg)
{
ClientMessage originalMsg;
UInt64 id = (msg as IHubMessage).InvocationId;
if (!SentMessages.TryGetValue(id, out originalMsg))
{
// This can happen when a result message removes the ClientMessage from the SentMessages dictionary,
// then a late come progress message tries to access it
HTTPManager.Logger.Warning("Hub - " + this.Name, "OnMessage - Sent message not found with id: " + id.ToString());
return;
}
switch(msg.Type)
{
case MessageTypes.Result:
ResultMessage result = msg as ResultMessage;
// Merge the incoming State before firing the events
MergeState(result.State);
if (originalMsg.ResultCallback != null)
{
try
{
originalMsg.ResultCallback(this, originalMsg, result);
}
catch(Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ResultCallback", ex);
}
}
SentMessages.Remove(id);
break;
case MessageTypes.Failure:
FailureMessage error = msg as FailureMessage;
// Merge the incoming State before firing the events
MergeState(error.State);
if (originalMsg.ResultErrorCallback != null)
{
try
{
originalMsg.ResultErrorCallback(this, originalMsg, error);
}
catch(Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ResultErrorCallback", ex);
}
}
SentMessages.Remove(id);
break;
case MessageTypes.Progress:
if (originalMsg.ProgressCallback != null)
{
try
{
originalMsg.ProgressCallback(this, originalMsg, msg as ProgressMessage);
}
catch(Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ProgressCallback", ex);
}
}
break;
}
}
public async Task<IServerMessage> GenerateResponse(IServerMessage request)
{
var orderDto = ParserFactory.GetDataParser(request.DataType).ParseData<OrderDto>(request.Body);
var products = new List<Product>();
var stopWatch = new Stopwatch();
stopWatch.Start();
Parallel.ForEach(orderDto.Products.Select(x => x.Id).ToList(), (currentProductId) =>
{
var unitOfWork = new UnitOfWork();
var product = unitOfWork.ProductRepository.GetOrDefault(currentProductId);
if (product == null)
{
return;
}
lock (products)
{
products.Add(product);
}
});
stopWatch.Stop();
Console.WriteLine(stopWatch.Elapsed);
if (products.Count < orderDto.Products.Count)
{
return ErrorFactory.GetError(request.Message, 103, request.DataType);
}
var itemsForfulfilment = new List<IItem>();
foreach (var product in products)
{
var bestItemPriority = -1;
var availableItems = new UnitOfWork().ItemRepository.GetAvailableItemByProduct(product);
var bestItem = availableItems.FirstOrDefault();
var itemLock = new object();
if (bestItem == null)
{
return ErrorFactory.GetError(request.Message, 104, request.DataType);
}
Parallel.ForEach(availableItems.Where(i => itemsForfulfilment.All(x => x.Id != i.Id)), (item) =>
{
// This is executed in parallel because it may become the case in the future
// that the algortihm that calculates the priority for a specifc product
// is computationally expensive and as such this is a good candidate for
// threading, although concurrently the gains are minimal if any!
// It will also improve performance as the stock of a product grows
// -- Strategy --
var itemPriority = product.Priority.CalculatePriority(item, product);
lock (itemLock)
{
if (itemPriority > bestItemPriority)
{
bestItem = item;
bestItemPriority = itemPriority;
}
}
});
itemsForfulfilment.Add(bestItem);
}
// Now we need to make changes to the add them to the relevant sector and
// update the state. Unit of work encapsulates all below operations
var updateItems = new UnitOfWork();
foreach (var item in itemsForfulfilment)
{
item.State = ItemState.AwaitingPicker;
item.QueuedTime = DateTime.Now;
updateItems.ItemRepository.Update(item);
}
// Create the order and commit it to persistance
var order = new Order()
{
Items = itemsForfulfilment,
Status = OrderStatus.Recieved,
ShippingAddress = orderDto.ShippingAddress
};
updateItems.OrderRepository.Add(order);
await updateItems.SaveChangesAsync();
// End of unit of work, changes have been saved
// ------
// Lets inform the user that there order has been processed. We are going to use the
// bridge in this case
var customer = ParserFactory.GetDataParser(request.DataType).ParseData<Customer>(request.User);
var communication = new UserCommunication()
{
Subject = "Order Update ",
Endpoint = customer.Phone,
Body = $" Hey {customer.Firstname}, your order has been placed successfully. Thanks for using Zeus Solutions." +
$" Your order will be shipped to {orderDto.ShippingAddress}"
};
// Use SMS to send order info - BRIDGE
communication.CommunicationCommunicator = new SmsSender();
communication.Send();
return new ServerMessage(request.Message + "Result", ParserFactory.GetDataParser(request.DataType).SerializeData(new OrderResultDto() { Success = true }));
}
void IServerMessage.Parse(object data)
{
IDictionary <string, object> dic = data as IDictionary <string, object>;
object value;
this.MessageId = dic["C"].ToString();
if (dic.TryGetValue("S", out value))
{
IsInitialization = int.Parse(value.ToString()) == 1 ? true : false;
}
else
{
IsInitialization = false;
}
if (dic.TryGetValue("G", out value))
{
GroupsToken = value.ToString();
}
if (dic.TryGetValue("T", out value))
{
ShouldReconnect = int.Parse(value.ToString()) == 1 ? true : false;
}
else
{
ShouldReconnect = false;
}
if (dic.TryGetValue("L", out value))
{
PollDelay = TimeSpan.FromMilliseconds(double.Parse(value.ToString()));
}
IEnumerable enumerable = dic["M"] as IEnumerable;
if (enumerable != null)
{
Data = new List <IServerMessage>();
foreach (object subData in enumerable)
{
IDictionary <string, object> subObj = subData as IDictionary <string, object>;
IServerMessage subMsg = null;
if (subObj != null)
{
if (subObj.ContainsKey("H"))
{
subMsg = new MethodCallMessage();
}
else if (subObj.ContainsKey("I"))
{
subMsg = new ProgressMessage();
}
else
{
subMsg = new DataMessage();
}
}
else
{
subMsg = new DataMessage();
}
subMsg.Parse(subData);
Data.Add(subMsg);
}
}
}
private void SendAsync(IServerMessage message)
{
// Dirty typecast (OH NOEZ AGAIN)
_client.GetStream().Write(message.SerializedMessage, 0, 8 + (int)message.OptionsSize + (int)message.ContentSize);
_client.GetStream().Flush();
}
/// <summary>
/// Called when we receive a message from the server
/// </summary>
void IConnection.OnMessage(IServerMessage msg)
{
if (this.State == ConnectionStates.Closed)
{
return;
}
// Store messages that we receive while we are connecting
if (this.State == ConnectionStates.Connecting)
{
if (BufferedMessages == null)
{
BufferedMessages = new List <IServerMessage>();
}
BufferedMessages.Add(msg);
return;
}
LastMessageReceivedAt = DateTime.UtcNow;
switch (msg.Type)
{
case MessageTypes.Multiple:
LastReceivedMessage = msg as MultiMessage;
// Not received in the reconnect process, so we can't rely on it
if (LastReceivedMessage.IsInitialization)
{
HTTPManager.Logger.Information("SignalR Connection", "OnMessage - Init");
}
if (LastReceivedMessage.GroupsToken != null)
{
GroupsToken = LastReceivedMessage.GroupsToken;
}
if (LastReceivedMessage.ShouldReconnect)
{
HTTPManager.Logger.Information("SignalR Connection", "OnMessage - Should Reconnect");
Reconnect();
// Should we return here not processing the messages that may come with it?
//return;
}
if (LastReceivedMessage.Data != null)
{
for (int i = 0; i < LastReceivedMessage.Data.Count; ++i)
{
(this as IConnection).OnMessage(LastReceivedMessage.Data[i]);
}
}
break;
case MessageTypes.MethodCall:
MethodCallMessage methodCall = msg as MethodCallMessage;
Hub hub = this[methodCall.Hub];
if (hub != null)
{
(hub as IHub).OnMethod(methodCall);
}
else
{
HTTPManager.Logger.Warning("SignalR Connection", string.Format("Hub \"{0}\" not found!", methodCall.Hub));
}
break;
case MessageTypes.Result:
case MessageTypes.Failure:
case MessageTypes.Progress:
UInt64 id = (msg as IHubMessage).InvocationId;
hub = FindHub(id);
if (hub != null)
{
(hub as IHub).OnMessage(msg);
}
else
{
HTTPManager.Logger.Warning("SignalR Connection", string.Format("No Hub found for Progress message! Id: {0}", id.ToString()));
}
break;
case MessageTypes.Data:
if (OnNonHubMessage != null)
{
OnNonHubMessage(this, (msg as DataMessage).Data);
}
break;
case MessageTypes.KeepAlive:
break;
default:
HTTPManager.Logger.Warning("SignalR Connection", "Unknown message type received: " + msg.Type.ToString());
break;
}
}
/// <summary>
/// Called when we receive a message from the server
/// </summary>
void IConnection.OnMessage(IServerMessage msg)
{
if (this.State == ConnectionStates.Closed)
return;
// Store messages that we receive while we are connecting
if (this.State == ConnectionStates.Connecting)
{
if (BufferedMessages == null)
BufferedMessages = new List<IServerMessage>();
BufferedMessages.Add(msg);
return;
}
LastMessageReceivedAt = DateTime.UtcNow;
switch(msg.Type)
{
case MessageTypes.Multiple:
LastReceivedMessage = msg as MultiMessage;
// Not received in the reconnect process, so we can't rely on it
if (LastReceivedMessage.IsInitialization)
HTTPManager.Logger.Information("SignalR Connection", "OnMessage - Init");
if (LastReceivedMessage.GroupsToken != null)
GroupsToken = LastReceivedMessage.GroupsToken;
if (LastReceivedMessage.ShouldReconnect)
{
HTTPManager.Logger.Information("SignalR Connection", "OnMessage - Should Reconnect");
Reconnect();
// Should we return here not processing the messages that may come with it?
//return;
}
if (LastReceivedMessage.Data != null)
for (int i = 0; i < LastReceivedMessage.Data.Count; ++i)
(this as IConnection).OnMessage(LastReceivedMessage.Data[i]);
break;
case MessageTypes.MethodCall:
MethodCallMessage methodCall = msg as MethodCallMessage;
Hub hub = this[methodCall.Hub];
if (hub != null)
(hub as IHub).OnMethod(methodCall);
else
HTTPManager.Logger.Warning("SignalR Connection", string.Format("Hub \"{0}\" not found!", methodCall.Hub));
break;
case MessageTypes.Result:
case MessageTypes.Failure:
case MessageTypes.Progress:
UInt64 id = (msg as IHubMessage).InvocationId;
hub = FindHub(id);
if (hub != null)
(hub as IHub).OnMessage(msg);
else
HTTPManager.Logger.Warning("SignalR Connection", string.Format("No Hub found for Progress message! Id: {0}", id.ToString()));
break;
case MessageTypes.Data:
if (OnNonHubMessage != null)
OnNonHubMessage(this, (msg as DataMessage).Data);
break;
case MessageTypes.KeepAlive:
break;
default:
HTTPManager.Logger.Warning("SignalR Connection", "Unknown message type received: " + msg.Type.ToString());
break;
}
}
/// <summary>
/// The execute.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public Task <IServerMessage> Execute(IServerMessage request)
{
return(new GetAllProducts().GenerateResponse(request));
}
public BasicGameClientTCP(IServerMessage processor, ITCPInfo connectInfo)
{
_processor = processor;
_connectInfo = connectInfo;
}
void OnPollRequestFinished(HTTPRequest req, HTTPResponse resp)
{
// When Stop() called on the transport.
// In Stop() we set the pollRequest to null, but a new poll request can be made after a quick reconnection, and there is a chanse that
// in this handler function we can null out the new request. So we return early here.
if (req.State == HTTPRequestStates.Aborted)
{
HTTPManager.Logger.Warning("Transport - " + this.Name, "Poll - Request Aborted!");
return;
}
// Set the pollRequest to null, now we can send out a new one
pollRequest = null;
// error reason if there is any. We will call the manager's Error function if it's not empty.
string reason = string.Empty;
switch (req.State)
{
// The request finished without any problem.
case HTTPRequestStates.Finished:
if (resp.IsSuccess)
{
HTTPManager.Logger.Information("Transport - " + this.Name, "Poll - Request Finished Successfully! " + resp.DataAsText);
IServerMessage msg = TransportBase.Parse(Connection.JsonEncoder, resp.DataAsText);
if (msg != null)
{
Connection.OnMessage(msg);
MultiMessage multiple = msg as MultiMessage;
if (multiple != null && multiple.PollDelay.HasValue)
{
PollDelay = multiple.PollDelay.Value;
}
LastPoll = DateTime.UtcNow;
}
}
else
{
reason = string.Format("Poll - Request Finished Successfully, but the server sent an error. Status Code: {0}-{1} Message: {2}",
resp.StatusCode,
resp.Message,
resp.DataAsText);
}
break;
// The request finished with an unexpected error. The request's Exception property may contain more info about the error.
case HTTPRequestStates.Error:
reason = "Poll - Request Finished with Error! " + (req.Exception != null ? (req.Exception.Message + "\n" + req.Exception.StackTrace) : "No Exception");
break;
// Ceonnecting to the server is timed out.
case HTTPRequestStates.ConnectionTimedOut:
reason = "Poll - Connection Timed Out!";
break;
// The request didn't finished in the given time.
case HTTPRequestStates.TimedOut:
reason = "Poll - Processing the request Timed Out!";
break;
}
if (!string.IsNullOrEmpty(reason))
{
Connection.Error(reason);
}
}
/// <summary>
/// Called when the client receives back messages as a result of a server method call.
/// </summary>
void IHub.OnMessage(IServerMessage msg)
{
ClientMessage originalMsg;
UInt64 id = (msg as IHubMessage).InvocationId;
if (!SentMessages.TryGetValue(id, out originalMsg))
{
// This can happen when a result message removes the ClientMessage from the SentMessages dictionary,
// then a late come progress message tries to access it
HTTPManager.Logger.Warning("Hub - " + this.Name, "OnMessage - Sent message not found with id: " + id.ToString());
return;
}
switch (msg.Type)
{
case MessageTypes.Result:
ResultMessage result = msg as ResultMessage;
// Merge the incoming State before firing the events
MergeState(result.State);
if (originalMsg.ResultCallback != null)
{
try
{
originalMsg.ResultCallback(this, originalMsg, result);
}
catch (Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ResultCallback", ex);
}
}
SentMessages.Remove(id);
break;
case MessageTypes.Failure:
FailureMessage error = msg as FailureMessage;
// Merge the incoming State before firing the events
MergeState(error.State);
if (originalMsg.ResultErrorCallback != null)
{
try
{
originalMsg.ResultErrorCallback(this, originalMsg, error);
}
catch (Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ResultErrorCallback", ex);
}
}
SentMessages.Remove(id);
break;
case MessageTypes.Progress:
if (originalMsg.ProgressCallback != null)
{
try
{
originalMsg.ProgressCallback(this, originalMsg, msg as ProgressMessage);
}
catch (Exception ex)
{
HTTPManager.Logger.Exception("Hub " + this.Name, "IHub.OnMessage - ProgressCallback", ex);
}
}
break;
}
}
public bool SendMessage(IServerMessage message)
{
if (_connectionActive && _client.Connected && message.SerializedMessage != null)
{
try
{
var sendingThread = new Thread(() => SendAsync(message));
sendingThread.Start();
}
catch (Exception ex)
{
DiContainer.Container.Resolve<ILoggingManager>().LogError("An error occurred while trying to send a message to the server.", ex);
return false;
}
return true;
}
return false;
}
