/// <summary>
/// 根据学生机 ConnectionId 获取教师机信息
/// </summary>
/// <param name="studentConnId"></param>
/// <returns></returns>
public TeacherClientSummary GetTeacherClient(string studentConnId)
{
TeacherClientSummary teacherClient = null;
foreach (var tclient in TeacherClients)
{
var exists = tclient.StudentClients.Any(p => p.ConnectionId == studentConnId);
if (exists)
{
teacherClient = tclient;
break;
}
}
return(teacherClient);
}
/// <summary>
/// 教师机注册
/// TODO：教师机数量限制
/// </summary>
/// <param name="registerInfo">注册信息</param>
/// <returns></returns>
public async Task RegisterTeacher(RegisterCmdParams registerInfo)
{
if (registerInfo.Identity != IdentityType.Teacher)
{
_logger.LogError("注册信息 Identity 错误");
throw new ArgumentException("注册信息 Identity 错误");
}
var ip = Context.GetHttpContext().Connection.RemoteIpAddress.ToString();
var clientSummary = new TeacherClientSummary
{
Identity = registerInfo.Identity,
ConnectionId = Context.ConnectionId,
IsConnected = true,
RemoteIpAddress = ip,
TeacherCode = registerInfo.TeacherCode
};
// 保存教师机信息
_clientStorage.TeacherClients.Add(clientSummary);
// 创建教师机分组
// await Groups.AddToGroupAsync(Context.ConnectionId, clientSummary.Code);
// 保存消息记录、应答注册成功
var receivers = new List <MessageReceiver>
{
new MessageReceiver()
{
ConnectionId = Context.ConnectionId
}
};
var messageSummary = _messageHistory.SaveMessage(Context.ConnectionId, receivers, "RegisterSuccess", "RegisterSuccess", registerInfo);
clientSummary.MessageId = messageSummary.Id;
await Clients.Caller.RegisterSuccess(clientSummary);
}
/// <summary>
/// 持久化教师机信息
/// </summary>
/// <param name="client"></param>
public void AddTeacherClient(TeacherClientSummary client)
{
TeacherClients.Add(client);
}
