private UsersGroupsOnline IsGoupsUsersExistOrCreate(GroupsOnline group, MyUser user)
{
OpenMydbIfClose();
if (group == null || user == null)
{
return(null);
}
var usersGrps = mydb.UsersGroupsOnline.FirstOrDefault(x => x.GroupsOnlineId == group.Id && x.MyUserId == user.Id);
if (usersGrps == null)
{
usersGrps = new UsersGroupsOnline {
GroupsOnlineId = group.Id, MyUserId = user.Id
};
mydb.UsersGroupsOnline.Add(usersGrps);
mydb.SaveChanges();
}
return(usersGrps);
}
public async Task JoinGroup(string GroupName)
{
if (Context.User.Identity.IsAuthenticated)
{
try
{
OpenMydbIfClose();
var group = IsGroupExistOrCrate(GroupName);
var userName = Context.User.Identity.Name;
var User = IsUserExistOrCrate(userName);
UsersGroupsOnline groupUser = IsGoupsUsersExistOrCreate(group, User);
}
catch (Exception ex)
{
var err = ex.Message;
}
await Groups.AddToGroupAsync(Context.ConnectionId, GroupName);
Clients.Group(GroupName).SendAsync("RecOnline", $"{GetUserName()}", "Join Group : " + GroupName).Wait();
await getGroupOnline();
}
}