void HandleMembersLeft(GenericCommand command)
{
var clientId = command.peerId;
var membersLeft = command.convMessage;
var cid = membersLeft.Cid;
var memberIds = membersLeft.M;
if (Connection.idToClient.TryGetValue(clientId, out var client))
{
if (client.idToConversation.TryGetValue(cid, out var conversation))
{
client.HandleMemebersLeft(conversation, memberIds);
}
else
{
Connection.QueryConversationAsync(clientId, cid).ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
}
else
{
var conv = t.Result;
AVRealtime.Context.Post(() => {
client.HandleMemebersLeft(conversation, memberIds);
});
}
});
}
}
else
{
// TODO 没有查找到对应 IM Client
}
}
/// <summary>
/// 打开 WebSocket 链接
/// </summary>
/// <param name="wss">websocket server address</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
internal Task OpenAsync(string wss, CancellationToken cancellationToken = default(CancellationToken))
{
AVRealtime.PrintLog(wss + " connecting...");
var tcs = new TaskCompletionSource <bool>();
Action <string> onError = null;
onError = ((reason) =>
{
PCLWebsocketClient.OnError -= onError;
tcs.SetResult(false);
tcs.TrySetException(new AVIMException(AVIMException.ErrorCode.FromServer, "try to open websocket at " + wss + "failed.The reason is " + reason, null));
});
Action onOpend = null;
onOpend = (() =>
{
PCLWebsocketClient.OnError -= onError;
PCLWebsocketClient.OnOpened -= onOpend;
tcs.SetResult(true);
AVRealtime.PrintLog(wss + " connected.");
});
PCLWebsocketClient.OnOpened += onOpend;
PCLWebsocketClient.OnError += onError;
PCLWebsocketClient.Open(wss);
return(tcs.Task);
}
/// <summary>
/// Open websocket connection.
/// </summary>
/// <returns>The async.</returns>
/// <param name="secure">If set to <c>true</c> secure.</param>
/// <param name="subprotocol">Subprotocol.</param>
/// <param name="enforce">If set to <c>true</c> enforce.</param>
/// <param name="cancellationToken">Cancellation token.</param>
public Task <bool> OpenAsync(bool secure, string subprotocol = null, bool enforce = false, CancellationToken cancellationToken = default(CancellationToken))
{
_secure = secure;
if (state == Status.Online && !enforce)
{
AVRealtime.PrintLog("state is Status.Online.");
return(Task.FromResult(true));
}
if (CurrentConfiguration.RealtimeServer != null)
{
_wss = CurrentConfiguration.RealtimeServer.ToString();
AVRealtime.PrintLog("use configuration realtime server with url: " + _wss);
return(OpenAsync(_wss, subprotocol, enforce));
}
var routerUrl = CurrentConfiguration.RTMRouter != null?CurrentConfiguration.RTMRouter.ToString() :
(AVClient.CurrentConfiguration.PushServer != null ? AVClient.CurrentConfiguration.PushServer.ToString() : null);
return(RouterController.GetAsync(routerUrl, secure, cancellationToken).OnSuccess(r =>
{
var routerState = r.Result;
if (routerState == null)
{
return Task.FromResult(false);
}
_wss = routerState.server;
_secondaryWss = routerState.secondary;
state = Status.Connecting;
AVRealtime.PrintLog("push router give a url :" + _wss);
return OpenAsync(routerState.server, subprotocol, enforce);
}).Unwrap());
}
void HandleJoinedConversation(GenericCommand command)
{
var clientId = command.peerId;
var joinedConvCmd = command.convMessage;
var initBy = joinedConvCmd.initBy;
var cid = joinedConvCmd.Cid;
if (Connection.idToClient.TryGetValue(clientId, out var client))
{
// ？？？是不是应该把这个接口实现放到 Connection 中
Connection.QueryConversationAsync(clientId, cid).ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
}
else
{
var conv = t.Result;
AVRealtime.Context.Post(() => {
client.HandleJoinedConversation(conv);
});
}
});
}
else
{
// TODO 没有查找到对应 IM Client
}
}
/// <summary>
/// 打开会话
/// </summary>
/// <returns>The session.</returns>
internal Task OpenSession(AVIMClient client)
{
var tcs = new TaskCompletionSource <bool>();
var sessionOpen = new SessionCommand {
configBitmap = 1,
Ua = "net-universal/1.0.6999.29889",
N = null,
T = 0,
S = null,
};
var cmd = commandFactory.NewRequest(client.ClientId, CommandType.Session, OpType.Open);
cmd.sessionMessage = sessionOpen;
SendRequest(cmd).ContinueWith(t => {
AVRealtime.Context.Post(() => {
if (t.IsFaulted)
{
AVRealtime.PrintLog("open session error");
tcs.SetException(t.Exception.InnerException);
}
else
{
var res = t.Result;
var sessionOpened = res.sessionMessage;
// TODO 判断会话打开结果
idToClient.Add(client.ClientId, client);
tcs.SetResult(true);
}
});
});
return(tcs.Task);
}
internal Task <string> GetAsync()
{
var tcs = new TaskCompletionSource <string>();
var client = new HttpClient();
var rtmUrl = "eohx7l4e.rtm.lncld.net";
var url = string.Format("https://{0}/v1/route?appId={1}&secure=1", rtmUrl, "Eohx7L4EMfe4xmairXeT7q1w-gzGzoHsz");
client.GetAsync(url).ContinueWith(t => {
if (t.IsFaulted)
{
var exception = t.Exception.InnerException;
AVRealtime.PrintLog("get router error: {0}", exception.Message);
tcs.SetException(exception);
return(null);
}
var content = t.Result.Content;
return(content.ReadAsStringAsync());
}).Unwrap().ContinueWith(t => {
AVRealtime.PrintLog("get router: {0}", t.Result);
var res = JsonConvert.DeserializeObject(t.Result) as JObject;
if (res.TryGetValue("server", out var serverObj))
{
var server = serverObj.ToString();
tcs.SetResult(server);
}
else
{
tcs.SetException(new Exception("no server"));
}
});
return(tcs.Task);
}
/// <summary>
/// 创建 Client
/// </summary>
/// <param name="clientId"></param>
/// <param name="tag"></param>
/// <param name="deviceId">设备唯一的 Id。如果是 iOS 设备，需要将 iOS 推送使用的 DeviceToken 作为 deviceId 传入</param>
/// <param name="secure">是否强制加密 wss 链接</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <AVIMClient> CreateClientAsync(string clientId,
string tag = null,
string deviceId = null,
bool secure = true,
CancellationToken cancellationToken = default(CancellationToken))
{
lock (mutex)
{
var client = PreLogIn(clientId, tag, deviceId);
AVRealtime.PrintLog("begin OpenAsync.");
return(OpenAsync(secure, Subprotocol, true, cancellationToken).OnSuccess(t =>
{
if (!t.Result)
{
return Task.FromResult <AVIMCommand>(null);
}
AVRealtime.PrintLog("websocket server connected, begin to open sesstion.");
SetNetworkState();
var cmd = new SessionCommand()
.UA(VersionString)
.Tag(tag)
.DeviceId(deviceId)
.Option("open")
.PeerId(clientId);
ToggleNotification(true);
return AttachSignature(cmd, this.SignatureFactory.CreateConnectSignature(clientId));
}).Unwrap().OnSuccess(x =>
{
var cmd = x.Result;
if (cmd == null)
{
return Task.FromResult <Tuple <int, IDictionary <string, object> > >(null);
}
return this.RunCommandAsync(cmd);
}).Unwrap().OnSuccess(s =>
{
if (s.Result == null)
{
return null;
}
AVRealtime.PrintLog("sesstion opened.");
state = Status.Online;
ToggleHeartBeating(true);
var response = s.Result.Item2;
if (response.ContainsKey("st"))
{
_sesstionToken = response["st"] as string;
}
if (response.ContainsKey("stTtl"))
{
var stTtl = long.Parse(response["stTtl"].ToString());
_sesstionTokenExpire = DateTime.Now.ToUnixTimeStamp() + stTtl * 1000;
}
AfterLogIn(client);
return client;
}));
}
}
internal override void Handle(GenericCommand command)
{
var recvMsg = command.directMessage;
// 获取到 IM Client
var clientId = command.peerId;
if (Connection.idToClient.TryGetValue(clientId, out var client))
{
// 再获取到 Conversation
var convId = recvMsg.Cid;
if (client.idToConversation.TryGetValue(convId, out var conversation))
{
// 再通过 Conversation 和 Message 通知用户
client.HandleReceiveMessage(conversation, new AVIMTextMessage {
Text = "fake cached message"
});
}
else
{
Connection.QueryConversationAsync(clientId, convId).ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
return;
}
AVRealtime.Context.Post(() => {
client.HandleReceiveMessage(conversation, new AVIMTextMessage {
Text = "fake queried message"
});
});
});
}
}
}
void WebSocketClient_OnMessage(GenericCommand cmd)
{
AVRealtime.Context.Post(() => {
if (cmd.ShouldSerializeI())
{
// 应答消息
var reqId = cmd.I;
if (requests.TryGetValue(reqId, out var tcs))
{
tcs.SetResult(cmd);
requests.Remove(reqId);
}
else
{
// 没有缓存的应答
}
}
else
{
// 通知消息
if (cmdToHandler.TryGetValue(cmd.Cmd, out var handler))
{
try {
handler.Handle(cmd);
} catch (Exception e) {
AVRealtime.PrintLog(e.Message);
}
}
else
{
AVRealtime.PrintLog("No handler for cmd: {0}", cmd.Cmd);
}
}
});
}
//public void On(string eventName, Action<IDictionary<string, object>> data)
//{
//}
private void WebSocketClient_OnMessage(string obj)
{
AVRealtime.PrintLog("websocket<=" + obj);
var estimatedData = Json.Parse(obj) as IDictionary <string, object>;
var notice = new AVIMNotice(estimatedData);
m_NoticeReceived?.Invoke(this, notice);
}
internal GenericCommand NewRequest(string clientId, CommandType cmd, OpType op)
{
var request = NewCommand(clientId, cmd, op);
request.I = RequestId;
AVRealtime.PrintLog("request I op: {0}", request.I);
return(request);
}
internal void Send(GenericCommand cmd)
{
AVRealtime.PrintLog("websocket=>{0}", JsonConvert.SerializeObject(cmd));
using (var ms = new MemoryStream()) {
ProtoBuf.Serializer.Serialize(ms, cmd);
ms.Position = 0;
var msg = Convert.ToBase64String(ms.ToArray());
ws.Send(msg);
}
}
internal override void Handle(GenericCommand command)
{
Connection.ClearCache().ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
return;
}
Connection.Disconnect();
});
}
// WebSocket 事件
void OnWebSocketMessage(string msg)
{
//AVRealtime.PrintLog("websocket<={0}", msg);
// TODO 考虑是否要做反序列化？？？
byte[] byteArray = Convert.FromBase64String(msg);
var cmd = ProtoBuf.Serializer.Deserialize <GenericCommand>(new MemoryStream(byteArray));
AVRealtime.PrintLog("websocket<={0}", JsonConvert.SerializeObject(cmd));
OnMessage?.Invoke(cmd);
}
internal void HandleReconnected()
{
connection.ReOpenSession(ClientId).ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
return;
}
// IM Client 重连完成
OnReconnected?.Invoke();
});
}
/// <summary>
/// open webcoket connection with cloud.
/// </summary>
/// <param name="url">wss address</param>
/// <param name="subprotocol">subprotocol for websocket</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <bool> OpenAsync(string url, string subprotocol = null, bool enforce = false, CancellationToken cancellationToken = default(CancellationToken))
{
if (AVWebSocketClient.IsOpen && !enforce)
{
AVRealtime.PrintLog(url + "is already connectd.");
return(Task.FromResult(true));
}
AVRealtime.PrintLog("websocket try to connect url :" + url + " with subprotocol: " + subprotocol);
AVRealtime.PrintLog(url + " \tconnecting...");
return(AVWebSocketClient.Connect(url, subprotocol));
}
/// <summary>
/// 打开会话
/// </summary>
/// <returns>The open.</returns>
public Task Open()
{
return(AVRealtime.GetConnection("Eohx7L4EMfe4xmairXeT7q1w-gzGzoHsz").ContinueWith(t => {
if (t.IsFaulted)
{
AVRealtime.PrintLog(t.Exception.InnerException.Message);
var tcs = new TaskCompletionSource <bool>();
tcs.SetException(t.Exception.InnerException);
return tcs.Task;
}
// TODO 在 SDK 上下文中设置
connection = t.Result;
return connection.OpenSession(this);
}).Unwrap());
}
/// <summary>
/// open webcoket connection with cloud.
/// </summary>
/// <param name="url">wss address</param>
/// <param name="subprotocol">subprotocol for websocket</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <bool> OpenAsync(string url, string subprotocol = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (PCLWebsocketClient.IsOpen)
{
AVRealtime.PrintLog(url + "is already connectd.");
return(Task.FromResult(true));
}
AVRealtime.PrintLog("websocket try to connect url :" + url + "with subprotocol: " + subprotocol);
AVRealtime.PrintLog(url + " connecting...");
var tcs = new TaskCompletionSource <bool>();
Action <string> onError = null;
onError = ((reason) =>
{
PCLWebsocketClient.OnError -= onError;
tcs.TrySetResult(false);
tcs.TrySetException(new AVIMException(AVIMException.ErrorCode.FromServer, "try to open websocket at " + url + "failed.The reason is " + reason, null));
});
Action onOpend = null;
onOpend = (() =>
{
PCLWebsocketClient.OnError -= onError;
PCLWebsocketClient.OnOpened -= onOpend;
tcs.TrySetResult(true);
AVRealtime.PrintLog(url + " connected.");
});
Action <int, string, string> onClosed = null;
onClosed = (reason, arg0, arg1) =>
{
PCLWebsocketClient.OnError -= onError;
PCLWebsocketClient.OnOpened -= onOpend;
PCLWebsocketClient.OnClosed -= onClosed;
tcs.TrySetResult(false);
tcs.TrySetException(new AVIMException(AVIMException.ErrorCode.FromServer, "try to open websocket at " + url + "failed.The reason is " + reason, null));
};
PCLWebsocketClient.OnOpened += onOpend;
PCLWebsocketClient.OnClosed += onClosed;
PCLWebsocketClient.OnError += onError;
PCLWebsocketClient.Open(url, subprotocol);
return(tcs.Task);
}
/// <summary>
/// websocket 事件的监听的开关
/// </summary>
/// <param name="toggle">是否打开</param>
public void ToggleNotification(bool toggle)
{
AVRealtime.PrintLog("ToggleNotification| toggle:" + toggle + "|listening: " + _listening);
if (toggle && !_listening)
{
AVWebSocketClient.OnClosed += WebsocketClient_OnClosed;
AVWebSocketClient.OnMessage += WebSocketClient_OnMessage;
_listening = true;
}
else if (!toggle && _listening)
{
AVWebSocketClient.OnClosed -= WebsocketClient_OnClosed;
AVWebSocketClient.OnMessage -= WebSocketClient_OnMessage;
_listening = false;
}
}
internal Task Open(string url, string protocol = null)
{
AVRealtime.PrintLog("websocket open");
var tcs = new TaskCompletionSource <bool>();
void onOpen()
{
AVRealtime.PrintLog("websocket opened");
ws.OnOpened -= onOpen;
ws.OnClosed -= onClose;
ws.OnError -= onError;
ws.OnMessage += OnWebSocketMessage;
ws.OnClosed += OnWebSocketDisconnected;
ws.OnError += OnWebSocketError;
tcs.SetResult(true);
}
void onClose()
{
ws.OnOpened -= onOpen;
ws.OnClosed -= onClose;
ws.OnError -= onError;
tcs.SetException(new Exception("websocket closed when open"));
}
void onError(string err)
{
ws.OnOpened -= onOpen;
ws.OnClosed -= onClose;
ws.OnError -= onError;
tcs.SetException(new Exception(string.Format("websocket open error: {0}", err)));
}
try {
ws = WebSocketFactory.Create();
} catch (Exception e) {
AVRealtime.PrintLog(e.Message);
}
ws.OnOpened += onOpen;
ws.OnClosed += onClose;
ws.OnError += onError;
url = string.Format("{0}?subprotocol=lc.proto2base64.3", "wss://rtm51.leancloud.cn");
AVRealtime.PrintLog("connect: {0}", url);
ws.Open(url);
return(tcs.Task);
}
/// <summary>
/// 创建 Client
/// </summary>
/// <param name="clientId"></param>
/// <param name="tag"></param>
/// <param name="deviceId">设备唯一的 Id。如果是 iOS 设备，需要将 iOS 推送使用的 DeviceToken 作为 deviceId 传入</param>
/// <param name="secure">是否强制加密 wss 链接</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task <AVIMClient> CreateClientAsync(string clientId,
string tag = null,
string deviceId = null,
bool secure = true,
CancellationToken cancellationToken = default(CancellationToken))
{
lock (mutex)
{
var client = PreLogIn(clientId, tag, deviceId);
AVRealtime.PrintLog("begin OpenAsync.");
return(OpenAsync(secure, Subprotocol, cancellationToken).OnSuccess(t =>
{
AVRealtime.PrintLog("OpenAsync OnSuccess. begin send open sesstion cmd.");
var cmd = new SessionCommand()
.UA(VersionString)
.Tag(tag)
.DeviceId(deviceId)
.Option("open")
.PeerId(clientId);
ToggleNotification(true);
return AttachSignature(cmd, this.SignatureFactory.CreateConnectSignature(clientId));
}).Unwrap().OnSuccess(x =>
{
var cmd = x.Result;
return AVIMCommandRunner.RunCommandAsync(cmd);
}).Unwrap().OnSuccess(s =>
{
AVRealtime.PrintLog("sesstion opened.");
state = Status.Online;
ToggleHeartBeating(_heartBeatingToggle);
var response = s.Result.Item2;
if (response.ContainsKey("st"))
{
_sesstionToken = response["st"] as string;
}
if (response.ContainsKey("stTtl"))
{
var stTtl = long.Parse(response["stTtl"].ToString());
_sesstionTokenExpire = DateTime.Now.UnixTimeStampSeconds() + stTtl;
}
return client;
}));
}
}
internal Task LogInAsync(string clientId,
string tag = null,
string deviceId = null,
bool secure = true,
CancellationToken cancellationToken = default(CancellationToken))
{
lock (mutex)
{
var cmd = new SessionCommand()
.UA(VersionString)
.Tag(tag)
.DeviceId(deviceId)
.Option("open")
.PeerId(clientId);
var result = AttachSignature(cmd, this.SignatureFactory.CreateConnectSignature(clientId)).OnSuccess(_ =>
{
return(RunCommandAsync(cmd));
}).Unwrap().OnSuccess(t =>
{
AVRealtime.PrintLog("sesstion opened.");
if (t.Exception != null)
{
var imException = t.Exception.InnerException as AVIMException;
throw imException;
}
state = Status.Online;
var response = t.Result.Item2;
if (response.ContainsKey("st"))
{
_sesstionToken = response["st"] as string;
}
if (response.ContainsKey("stTtl"))
{
var stTtl = long.Parse(response["stTtl"].ToString());
_sesstionTokenExpire = DateTime.Now.ToUnixTimeStamp() + stTtl * 1000;
}
return(t.Result);
});
return(result);
}
}
private void SessionListener_OnSessionClosed(int arg1, string arg2, string arg3)
{
if (m_OnSessionClosed != null)
{
var args = new AVIMSessionClosedEventArgs()
{
Code = arg1,
Reason = arg2,
Detail = arg3
};
if (args.Code == 4115 || args.Code == 4111)
{
this._realtime.sessionConflict = true;
}
m_OnSessionClosed(this, args);
}
AVRealtime.PrintLog("SessionListener_OnSessionClosed invoked.");
//this.LinkedRealtime.LogOut();
}
/// <summary>
/// Creates the client async.
/// </summary>
/// <returns>The client async.</returns>
/// <param name="user">User.</param>
/// <param name="tag">Tag.</param>
/// <param name="deviceId">Device identifier.</param>
/// <param name="secure">If set to <c>true</c> secure.</param>
public Task <AVIMClient> CreateClientAsync(AVUser user = null,
string tag = null,
string deviceId = null,
bool secure = true,
CancellationToken cancellationToken = default(CancellationToken))
{
AVIMClient client = null;
AVRealtime.PrintLog("begin OpenAsync.");
return(OpenAsync(secure, Subprotocol, true, cancellationToken).OnSuccess(openTask =>
{
AVRealtime.PrintLog("OpenAsync OnSuccess. begin send open sesstion cmd.");
var userTask = Task.FromResult(user);
if (user == null)
{
userTask = AVUser.GetCurrentUserAsync();
}
return userTask;
}).Unwrap().OnSuccess(u =>
{
var theUser = u.Result;
return AVCloud.RequestRealtimeSignatureAsync(theUser);
}).Unwrap().OnSuccess(signTask =>
{
var signResult = signTask.Result;
var clientId = signResult.ClientId;
var nonce = signResult.Nonce;
var singnature = signResult.Signature;
var ts = signResult.Timestamp;
client = PreLogIn(clientId, tag, deviceId);
ToggleNotification(true);
return this.OpenSessionAsync(clientId, tag, deviceId, nonce, ts, singnature, secure);
}).Unwrap().OnSuccess(s =>
{
ToggleHeartBeating(true);
AfterLogIn(client);
return client;
}));
}
void PrepareReconnect()
{
AVRealtime.PrintLog("Prepare Reconnect");
var checkNetAvailableTimer = new AVTimer();
checkNetAvailableTimer.Interval = 5000;
var handler = new EventHandler <TimerEventArgs>((object sender, TimerEventArgs e) => {
bool netAvailable = System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable();
AVRealtime.PrintLog($"current net available: {netAvailable}");
if (netAvailable)
{
StartManualReconnect();
AVTimer timer = (AVTimer)sender;
timer.Stop();
}
});
checkNetAvailableTimer.Elapsed += handler;
checkNetAvailableTimer.Start();
checkNetAvailableTimer.Enabled = true;
}
void PrepareReconnect()
{
AVRealtime.PrintLog("Prepare Reconnect");
Task.Delay(RECONNECT_DELAY).ContinueWith(_ => {
// 开启重连
AutoReconnect().ContinueWith(t => {
if (t.IsFaulted)
{
// 重连失败，延迟再次重连
reconnectTimes++;
AVRealtime.PrintLog(String.Format("reconnect {0} times", reconnectTimes));
if (reconnectTimes >= RECONNECT_FROM_APP_ROUTER)
{
// 如果大于当前服务地址的最大重连次数，则清空 Router 后重新重连
RouterController.ClearCache().ContinueWith(__ => {
reborn = true;
PrepareReconnect();
});
}
else if (reconnectTimes >= RECONNECT_USE_SECONDARY_TIMES)
{
// 如果大于单台 IM 服务器的重连次数，则启用备用服务器
useSecondary = true;
PrepareReconnect();
}
else
{
PrepareReconnect();
}
}
else
{
// 重连成功
reconnectTimes = 0;
reborn = false;
useSecondary = false;
}
});
});
}
internal Task OpenSessionAsync(string clientId,
string tag = null,
string deviceId = null,
string nonce = null,
long timestamp = 0,
string signature = null,
bool secure = true)
{
var cmd = new SessionCommand()
.UA(VersionString)
.Tag(tag)
.DeviceId(deviceId)
.Option("open")
.PeerId(clientId)
.Argument("n", nonce)
.Argument("t", timestamp)
.Argument("s", signature);
return(RunCommandAsync(cmd).OnSuccess(t =>
{
AVRealtime.PrintLog("sesstion opened.");
if (t.Exception != null)
{
var imException = t.Exception.InnerException as AVIMException;
throw imException;
}
state = Status.Online;
var response = t.Result.Item2;
if (response.ContainsKey("st"))
{
_sesstionToken = response["st"] as string;
}
if (response.ContainsKey("stTtl"))
{
var stTtl = long.Parse(response["stTtl"].ToString());
_sesstionTokenExpire = DateTime.Now.ToUnixTimeStamp() + stTtl * 1000;
}
return t.Result;
}));
}
/// <summary>
/// fetch wss address from push router and open the websocket connection.
/// </summary>
/// <param name="secure">if use ssl encrept</param>
/// <param name="subprotocol">subprotocol</param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task OpenAsync(bool secure = true, string subprotocol = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (state == Status.Online)
{
AVRealtime.PrintLog("state is Status.Online.");
return(Task.FromResult(true));
}
if (CurrentConfiguration.RealtimeServer != null)
{
AVRealtime.PrintLog("use configuration websocket url:" + _wss);
return(OpenAsync(CurrentConfiguration.RealtimeServer.ToString(), subprotocol, cancellationToken));
}
return(RouterController.GetAsync(CurrentConfiguration.PushRouterServer.ToString(), secure, cancellationToken).OnSuccess(_ =>
{
_wss = _.Result.server;
state = Status.Connecting;
AVRealtime.PrintLog("push router give a url :" + _wss);
return OpenAsync(_.Result.server, subprotocol, cancellationToken);
}).Unwrap());
}
internal Task <AVIMCommand> AttachSignature(AVIMCommand command, Task <AVIMSignature> SignatureTask)
{
AVRealtime.PrintLog("begin to attach singature.");
var tcs = new TaskCompletionSource <AVIMCommand>();
if (SignatureTask == null)
{
tcs.SetResult(command);
return(tcs.Task);
}
return(SignatureTask.OnSuccess(_ =>
{
if (_.Result != null)
{
var signature = _.Result;
command.Argument("t", signature.Timestamp);
command.Argument("n", signature.Nonce);
command.Argument("s", signature.SignatureContent);
AVRealtime.PrintLog("AttachSignature ended.t:" + signature.Timestamp + ";n:" + signature.Nonce + ";s:" + signature.SignatureContent);
}
return command;
}));
}
void OnWebSocketError(string err)
{
AVRealtime.PrintLog("websocket error: {0}", err);
ws.Close();
}
