/// <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 AVIMClient PreLogIn(string clientId,
string tag = null,
string deviceId = null)
{
var client = new AVIMClient(clientId, tag, this);
if (this.OnOfflineMessageReceived != null)
{
client.OnOfflineMessageReceived += this.OnOfflineMessageReceived;
}
_clientId = clientId;
_tag = tag;
_deviceId = deviceId;
if (_tag != null)
{
if (deviceId == null)
{
throw new ArgumentNullException(deviceId, "当 tag 不为空时，必须传入当前设备不变的唯一 id(deviceId)");
}
}
if (string.IsNullOrEmpty(clientId))
{
throw new Exception("当前 ClientId 为空，无法登录服务器。");
}
return(client);
}
/// <summary>
/// 从本地构建一个对话
/// </summary>
/// <param name="convId">对话的 objectId</param>
/// <param name="client"></param>
/// <returns></returns>
public static AVIMConversation CreateWithoutData(string convId, AVIMClient client)
{
return(new AVIMConversation()
{
ConversationId = convId,
CurrentClient = client
});
}
internal void AfterLogIn(AVIMClient client)
{
if (clients == null)
{
clients = new Dictionary <string, AVIMClient>();
}
clients[client.ClientId] = client;
}
/// <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="cancellationToken"></param>
/// <returns></returns>
public Task <AVIMClient> CreateClient(
string clientId,
string tag = null,
string deviceId = null,
CancellationToken cancellationToken = default(CancellationToken))
{
_clientId = clientId;
_tag = tag;
if (_tag != null)
{
if (deviceId == null)
{
throw new ArgumentNullException(deviceId, "当 tag 不为空时，必须传入当前设备不变的唯一 id(deviceId)");
}
}
if (string.IsNullOrEmpty(clientId))
{
throw new Exception("当前 ClientId 为空，无法登录服务器。");
}
return(OpenAsync(cancellationToken).OnSuccess(t =>
{
ToggleNotification(true);
var cmd = new SessionCommand()
.UA(VersionString)
.Tag(tag)
.Argument("deviceId", deviceId)
.Option("open")
.PeerId(clientId);
return AttachSignature(cmd, this.SignatureFactory.CreateConnectSignature(clientId)).OnSuccess(_ =>
{
return AVIMCommandRunner.RunCommandAsync(cmd);
}).Unwrap();
}).Unwrap().OnSuccess(s =>
{
if (s.Exception != null)
{
var imException = s.Exception.InnerException as AVIMException;
}
state = Status.Online;
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;
}
var client = new AVIMClient(clientId, tag, this);
return client;
}));
}
internal void AfterLogIn(AVIMClient client)
{
if (clients == null)
{
clients = new Dictionary <string, AVIMClient>();
}
client.OnSessionClosed += (sender, e) => {
string clientId = (sender as AVIMClient).ClientId;
clients.Remove(clientId);
if (clients.Count == 0)
{
LogOut();
}
};
clients[client.ClientId] = client;
}
/// <summary>
/// Query messages.
/// </summary>
/// <returns>The message async.</returns>
/// <param name="client">Client.</param>
/// <param name="conversation">Conversation.</param>
/// <param name="beforeMessageId">Before message identifier.</param>
/// <param name="afterMessageId">After message identifier.</param>
/// <param name="beforeTimeStampPoint">Before time stamp point.</param>
/// <param name="afterTimeStampPoint">After time stamp point.</param>
/// <param name="direction">Direction.</param>
/// <param name="limit">Limit.</param>
public static Task <IEnumerable <IAVIMMessage> > QueryMessageAsync(this AVIMClient client,
AVIMConversation conversation,
string beforeMessageId = null,
string afterMessageId = null,
DateTime?beforeTimeStampPoint = null,
DateTime?afterTimeStampPoint = null,
int direction = 1,
int limit = 20)
{
return(client.QueryMessageAsync <IAVIMMessage>(conversation,
beforeMessageId,
afterMessageId,
beforeTimeStampPoint,
afterTimeStampPoint,
direction,
limit));
}
/// <summary>
/// 获取 AVIMClient，如果不存在，则实例化
/// </summary>
/// <returns>The client.</returns>
/// <param name="clientId">Client identifier.</param>
public static AVIMClient GetInstance(string clientId)
{
// TODO 判断 clientId 合法性
if (string.IsNullOrEmpty(clientId))
{
throw new Exception("client id is null");
}
lock (clients) {
if (clients.TryGetValue(clientId, out var client))
{
return(client);
}
var newClient = new AVIMClient(clientId);
clients.Add(clientId, newClient);
return(newClient);
}
}
/// <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;
}));
}
internal Task <AVIMMessage> SendMessageAsync(AVIMClient client, AVIMConversation conversation, AVIMMessage message)
{
var tcs = new TaskCompletionSource <AVIMMessage>();
var sendMsg = new DirectCommand {
// TODO 完善消息体
Cid = conversation.convId,
Msg = message.ToString()
};
var cmd = commandFactory.NewRequest(client.ClientId, CommandType.Direct);
cmd.directMessage = sendMsg;
SendRequest(cmd).ContinueWith(t => {
if (t.IsFaulted)
{
tcs.SetException(t.Exception.InnerException);
}
else
{
tcs.SetResult(message);
}
});
return(tcs.Task);
}
/// <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)
{
var userTask = Task.FromResult(user);
if (user == null)
{
userTask = AVUser.GetCurrentUserAsync();
}
AVIMClient client = null;
return(userTask.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(_heartBeatingToggle);
return client;
}));
}
/// <summary>
/// Get the chat room query.
/// </summary>
/// <returns>The chat room query.</returns>
/// <param name="client">Client.</param>
public static AVIMConversationQuery GetChatRoomQuery(this AVIMClient client)
{
return(client.GetQuery().WhereEqualTo("tr", true));
}
/// <summary>
/// Leave conversation async.
/// </summary>
/// <returns>The async.</returns>
/// <param name="client">Client.</param>
/// <param name="conversationId">Conversation identifier.</param>
public static Task LeaveAsync(this AVIMClient client, string conversationId)
{
var conversation = client.GetConversation(conversationId);
return(client.LeaveAsync(conversation));
}
/// <summary>
/// Get conversation.
/// </summary>
/// <returns>The conversation.</returns>
/// <param name="client">Client.</param>
/// <param name="conversationId">Conversation identifier.</param>
public static AVIMConversation GetConversation(this AVIMClient client, string conversationId)
{
return(AVIMConversation.CreateWithoutData(conversationId, client));
}
public static Task <AVIMConversation> CreateConversationAsync(this AVIMClient client, IEnumerable <string> members, string conversationName)
{
return(client.CreateConversationAsync(members: members, name: conversationName));
}
internal AVIMConversationQuery(AVIMClient _currentClient)
: base()
{
CurrentClient = _currentClient;
}
public static AVIMConversation CreateWithData(IEnumerable <KeyValuePair <string, object> > magicFields, AVIMClient client)
{
if (magicFields is AVObject)
{
return(new AVIMConversation(state: (AVObject)magicFields)
{
CurrentClient = client
});
}
return(new AVIMConversation(attributes: magicFields)
{
CurrentClient = client
});
}