/// <summary>
/// Updates the steam user id.
/// </summary>
/// <param name="facebookUserId">The facebook user id.</param>
/// <param name="steamUserId">The steam user id.</param>
public void UpdateSteamUserId(long facebookUserId, string steamUserId)
{
if (steamUserId == null)
{
throw new ArgumentNullException("steamUserId");
}
SteamDataContext context = new SteamDataContext();
IQueryable <User> query = from u in context.Users
where u.FacebookUserId == facebookUserId
select u;
User user = query.SingleOrDefault();
if (user == null)
{
// the user does not exist, create a new one.
user = new User {
FacebookUserId = facebookUserId, SteamUserId = steamUserId
};
context.Users.InsertOnSubmit(user);
}
else
{
// update steam id
string oldSteamUserId = user.SteamUserId;
user.SteamUserId = steamUserId;
// delete all achievements associated with the old id
IQueryable <UserAchievement> users = from u in context.UserAchievements
where u.SteamUserId == oldSteamUserId
select u;
context.UserAchievements.DeleteAllOnSubmit(users);
}
context.SubmitChanges();
}
/// <summary>
/// Submits the changes.
/// </summary>
public void SubmitChanges()
{
_context.SubmitChanges();
}
