/// <summary>
/// 发送超时通知
/// </summary>
/// <param name="messageSummary"></param>
/// <returns></returns>
public async Task SendTimeout(MessageSummary messageSummary)//List<string> receiverConnectionIds)
{
// TODO ，找到教师机分组
//var teacherGroup =
//var clients = _clientStorage.StudentList.Where(p=>receiverConnectionIds.Contains(p.Value))
await _hubContext.Clients.Client(messageSummary.Sender).Timeout(messageSummary);
}
/// <summary>
/// 保存消息记录
/// </summary>
/// <param name="eventType"></param>
/// <param name="commandType"></param>
/// <param name="sender"></param>
/// <param name="receivers"></param>
/// <param name="data"></param>
public MessageSummary SaveMessage(string sender, List <MessageReceiver> receivers, string eventType, string commandType, object data)
{
var message = new MessageSummary()
{
EventType = eventType,
CommandType = commandType,
Sender = sender,
Receivers = receivers,
Data = data
};
MessageRecords.Add(message);
return(message);
}