public override Task OnConnected()
{
var name = LOGIN_ACCOUNT;
using (var db = new SignalR_MapUsersModel())
{
var user = db.Users
.Include(u => u.Connections)
.SingleOrDefault(u => u.UserName == name);
if (user == null)
{
user = new User
{
UserName = name,
CreateTime = DateTime.Now,
Connections = new List <Connection>()
};
db.Users.Add(user);
}
user.Connections.Add(new Connection
{
ConnectionID = Context.ConnectionId,
UserAgent = Context.Request.Headers["User-Agent"],
CreateTime = DateTime.Now,
UpdateTime = DateTime.Now,
Connected = true
});
db.SaveChanges();
}
Base_Online();
return(base.OnConnected());
}
/// <summary>
/// 获取-App用户 在线ConnectionId集合
/// </summary>
/// <param name="app_accounts"></param>
private IList <string> Base_GetConnectionIds(IList <string> app_accounts)
{
var resConnectionIDs = new List <string>();
using (var db = new SignalR_MapUsersModel())
{
resConnectionIDs = db.Connections
.Where(p => p.Connected == true && app_accounts.Contains(p.User_UserName))
.Select(p => p.ConnectionID).ToList();
}
return(resConnectionIDs);
}
/// <summary>
/// 检测断开原因
/// </summary>
/// <param name="stopCalled"></param>
/// <returns></returns>
public override Task OnDisconnected(bool stopCalled)
{
if (stopCalled)
{
Console.WriteLine(String.Format("Client {0} explicitly closed the connection.", Context.ConnectionId));
}
else
{
Console.WriteLine(String.Format("Client {0} timed out .", Context.ConnectionId));
}
using (var db = new SignalR_MapUsersModel())
{
var connection = db.Connections.Find(Context.ConnectionId);
db.Connections.Remove(connection);
//connection.Connected = false;
//connection.UpdateTime = DateTime.Now;
db.SaveChanges();
}
Base_Offline();
return(base.OnDisconnected(stopCalled));
}
/// <summary>
/// 发送-图片消息
/// </summary>
/// <returns></returns>
public object Single_SendPicture(ISingle_SendText model)
{
var msg = new IM_MsgSingle();
var db_result = 0;
using (var db = new ModelAC())
{
#region db
msg.App_Id = APP_GUID;
msg.MsgClientId = model.MsgClientId;
msg.From_UserId =
db.IM_User.SingleOrDefault(p => p.App_Id == APP_GUID && p.UserId == model.From_UserId).Id;
msg.To_UserId =
db.IM_User.SingleOrDefault(p => p.App_Id == APP_GUID && p.UserId == model.To_UserId).Id;
msg.MsgTime = DateTime.Now;
msg.IsRead = false;
msg.MsgType = model.MsgType;
msg.MsgBody = model.MsgBody;
db.IM_MsgSingle.Add(msg);
db_result = db.SaveChanges();
#endregion
}
var session_result = Single_updateSession(msg);
if (db_result == 1)
{
var mOSingle_SendText = new OSingle_SendText()
{
#region 输出
Id = msg.Id.ToString(),
MsgClientId = msg.MsgClientId,
From_UserId = model.From_UserId,
To_UserId = model.To_UserId,
MsgTime = msg.MsgTime,
IsRead = msg.IsRead,
MsgType = msg.MsgType,
MsgBody = msg.MsgBody,
#endregion
};
var jsonResult = CommonJson.camelObject(mOSingle_SendText);
#region 消息分发
string to__Account = HubKey.App__Account(app: APP, account: model.To_UserId);
using (var db = new SignalR_MapUsersModel())
{
var connections = db.Connections.Where(p => p.User_UserName == to__Account && p.Connected == true).ToList();
for (int i = 0; i < connections.Count(); i++)
{
Clients.Client(connections[i].ConnectionID).Single_SendPicture(jsonResult);
}
}
#endregion
return(jsonResult);
}
else
{
return(null);
}
}