public override Task OnConnected()
{
var userId = AccountUtils.GetUserId(Context.User.Identity);
Groups.Add(Context.ConnectionId, KeyUtils.IntToKey(userId));
return(base.OnConnected());
}
public async Task RegisterWatcher(int exerciseId)
{
var userId = AccountUtils.GetUserId(Context.User.Identity);
const string sql = @"select UserId from dbo.exeExercises where Id = @ExerciseId;";
var authorUserId = (await DapperHelper.QueryResilientlyAsync <int>(sql, new { ExerciseId = exerciseId, })).Single();
if (userId == authorUserId)
{
var groupName = KeyUtils.IntToKey(exerciseId); // Corresponds to PieceTypes.PartitionKey
await Groups.Add(Context.ConnectionId, groupName);
}
/* You should not manually remove the connection from the group when the user disconnects. This action is automatically performed by the SignalR framework. */
}
