public MongoAuthenticatedUserAccessor(ICache cache, ICacheKey cacheKey,
IReadOnlyCollection <ISubAccessor> subAccessors, IMongoCollection <User> usersCollection)
{
_authenticatedUserFactory = () =>
{
var sub = subAccessors.FirstOrDefault(sa => sa.Sub != null)?.Sub;
if (sub == null)
{
throw new UnknownSubException();
}
var user = cache.GetOrSet
(
cacheKey.FindAuthenticatedUser(sub),
() => usersCollection.Find(m => m.Sub == sub)
.SortByDescending(u => u.Id)
.FirstOrDefault()
);
if (user == null)
{
throw new AuthenticatedUserNotFoundException(sub);
}
return(user);
};
_authenticatedUser = new Lazy <User>(_authenticatedUserFactory);
}
public Task HandleAsync(TeamInvitationAcceptedEvent @event, CancellationToken cancellationToken)
{
_cache.Remove(_cacheKey.FindAuthenticatedUser
(
_authenticatedUserAccessor.AuthenticatedUser.Sub
));
return(Task.CompletedTask);
}
public async Task HandleAsync(TeamMemberRemovedEvent @event, CancellationToken cancellationToken)
{
var sub = await _usersCollection.Find(m => m.Id == @event.MemberId)
.Project(m => m.Sub)
.SingleAsync(cancellationToken);
_cache.Remove(_cacheKey.FindAuthenticatedUser
(
sub
));
}
public async Task HandleAsync(TeamDeletedEvent @event, CancellationToken cancellationToken)
{
var subs = await _usersCollection.Find(m => m.Teams.Any(t => t.Id == @event.TeamId))
.Project(m => m.Sub)
.ToListAsync(cancellationToken);
foreach (var sub in subs)
{
_cache.Remove(_cacheKey.FindAuthenticatedUser
(
sub
));
}
}