/// <summary>
/// 取得一个人的在线状态
/// </summary>
/// <param name="uid"></param>
/// <returns></returns>
bool IUserOnline.IsOnLine(decimal uid)
{
if (OnlineUser.Count() == 0)
{
return(false);
}
OnlineUserInfo online = OnlineUser.FirstOrDefault(x => x.Uid == uid);
if (online == null)
{
return(false);
}
//if (online.Uid != uid) return false;
//假设最后一次是活动在20分钟内
if (online.LASTActive < DateTime.Now.AddMinutes(-20))
{
((IUserOnline)this).RemoveUser(uid);
return(false);
}
return(true);
}
/// <summary>
/// 加入一个用户进入在线列表
/// </summary>
/// <param name="userinfo"></param>
void IUserOnline.AddUser(OnlineUserInfo userinfo)
{
if (!(_onlineUser.Where(p => p.Uid == userinfo.Uid).Count() > 0))
{
_onlineUser.Add(userinfo);
SortUser();
}
}
/// <summary>
/// 加入一个用户进入在线列表
/// </summary>
/// <param name="userinfo"></param>
void IUserOnline.AddUser(OnlineUserInfo userinfo)
{
if (!(_onlineUser.Where(p => p.Uid == userinfo.Uid).Count() > 0))
{
_onlineUser.Add(userinfo);
SortUser();
}
}
/// <summary>
/// 更新在线状态
/// </summary>
/// <param name="uid"></param>
internal void FreshUser(decimal uid)
{
OnlineUserInfo online = OnlineUser.FirstOrDefault(x => x.Uid == uid);
if (online == null)
{
((IUserOnline)this).AddUser(new OnlineUserInfo {
Uid = uid, LASTActive = DateTime.Now
});
return;
}
;
online.LASTActive = DateTime.Now;
}
/// <summary>
/// 移除
/// </summary>
/// <param name="uid"></param>
void IUserOnline.RemoveUser(decimal uid)
{
if (OnlineUser.Count() == 0)
{
return;
}
if (OnlineUser == null)
{
return;
}
OnlineUserInfo user = OnlineUser.FirstOrDefault(x => x.Uid == uid);
if (user != null)
{
_onlineUser.Remove(user);
}
}
