public async Task AppendSession(string id, AppendSessionRequest item, string connectionId, string nickName)
{
if (!this.Sessions.ContainsKey(id))
{
var session = new SessionManager()
{
Id = id,
ContentType = item.ContentType,
FileName = item.FileName,
BroadcasterId = connectionId,
BroadcasterName = nickName
};
this.Sessions.Add(id, session);
var manager = ListenerManager.GetInstance();
var notification = new AppendSessionNotification()
{
Id = id,
ContentType = item.ContentType,
FileName = item.FileName,
BroadcasterName = nickName
};
await Task.Run(() =>
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).AppendSession(notification);
});
}
}
public static ListenerManager GetInstance()
{
if (_instance == null)
_instance = new ListenerManager();
return _instance;
}
public async Task RemoveBroadcaster(string connectionId, string roomId)
{
if (this._rooms.ContainsKey(roomId))
{
var roomInfo = this._rooms[roomId];
// Sessionが削除されたことを通知
var sessions = roomInfo.Sessions.Where(c => c.Value.BroadcasterId == connectionId).Select(c => c.Key).ToList();
foreach (var session in sessions)
{
await roomInfo.RemoveSession(new RemoveSessionRequest()
{
SessionId = session
});
}
roomInfo.Broadcasters.Remove(connectionId);
if (roomInfo.Broadcasters.Count == 0)
{
using (var db = new ApplicationDbContext())
{
var room = await db.Rooms
.FirstOrDefaultAsync(c => c.Id == roomId);
if (room != null)
{
// EFのLazyLoadingのため...
var owner = room.Owner;
// 自動的にDisconnectする
room.TotalVisitor = roomInfo.VisitorCount;
room.LatestBroadcastDate = DateTime.Now;
room.IsLive = false;
await db.SaveChangesAsync();
}
}
// Listenerへ通知
await roomInfo.NotifyStopBroadcast();
// Listenerの削除
var listenerManager = ListenerManager.GetInstance();
lock (roomInfo.Listeners)
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
foreach (var listener in roomInfo.Listeners)
{
listenerManager.RemoveListenerWithoutRoomOperation(listener);
hubContext.Groups.Remove(listener, roomId).Wait();
}
}
// 放送の終了
//await room.NotifyStopBroadcast();
this._rooms.Remove(roomId);
}
}
}
public static ListenerManager GetInstance()
{
if (_instance == null)
{
_instance = new ListenerManager();
}
return(_instance);
}
//public async Task NotifyStartBroadcast()
//{
// var item = new BroadcastEventNotification()
// {
// EventType = BroadcastEventType.StartBroadcast
// };
// var manager = ListenerManager.GetInstance();
// await Task.Run(() =>
// {
// IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext<ListenHub>();
// hubContext.Clients.Group(this.RoomId).NotifyBroadcastEvent(item);
// });
//}
public async Task NotifyStopBroadcast()
{
var item = new BroadcastEventNotification()
{
EventType = BroadcastEventType.StopBroadcast
};
var manager = ListenerManager.GetInstance();
await Task.Run(() =>
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).NotifyBroadcastEvent(item);
});
}
public async Task UpdateRoomStatus()
{
var item = new UpdateBroadcastStatusNotification()
{
VisitorCount = this.VisitorCount,
ViewCount = this.Listeners.Count
};
var manager = ListenerManager.GetInstance();
await Task.Run(() =>
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).UpdateRoomStatus(item);
});
}
public async Task UpdateSessionCursor(UpdateCursorRequest item)
{
var session = this.GetSession(item.SessionId);
if (session != null)
{
if (session.UpdateCursor(item))
{
var manager = ListenerManager.GetInstance();
await Task.Run(() =>
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).UpdateSessionCursor(item);
});
}
}
}
//public async Task SwitchActiveSession(SwitchActiveSessionNotification item)
//{
// if (this.Sessions.ContainsKey(item.SessionId))
// {
// this.CurrentSession = this.Sessions[item.SessionId];
// var manager = ListenerManager.GetInstance();
// await Task.Run(() =>
// {
// Parallel.ForEach(this.Listeners, c =>
// {
// var listener = manager.GetConnectionInfo(c);
// if (listener != null)
// {
// lock (listener)
// {
// IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext<ListenHub>();
// hubContext.Clients.Group(this.RoomId).SwitchActiveSession(item);
// }
// }
// });
// });
// }
//}
#endregion
public async Task UpdateSessionInfo(UpdateSessionInfoRequest item)
{
if (this.Sessions.ContainsKey(item.SessionId))
{
var session = this.Sessions[item.SessionId];
session.ContentType = item.ContentType;
session.FileName = item.FileName;
var notification = new AppendSessionNotification()
{
Id = item.SessionId,
ContentType = item.ContentType,
FileName = item.FileName,
BroadcasterName = session.BroadcasterName
};
var manager = ListenerManager.GetInstance();
await Task.Run(() =>
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).UpdateSessionInfo(notification);
});
}
}
public async Task RemoveSession(RemoveSessionRequest item)
{
if (this.Sessions.ContainsKey(item.SessionId))
{
this.Sessions.Remove(item.SessionId);
var manager = ListenerManager.GetInstance();
await Task.Run(() =>
{
Parallel.ForEach(this.Listeners, c =>
{
var listener = manager.GetConnectionInfo(c);
if (listener != null)
{
lock (listener)
{
IHubContext hubContext = GlobalHost.ConnectionManager.GetHubContext <ListenHub>();
hubContext.Clients.Group(this.RoomId).RemoveSession(item);
}
}
});
});
}
}
