package Protocol::XMPP::Element::Features;

use strict;
use warnings;
use parent qw(Protocol::XMPP::ElementBase);

our $VERSION = '0.007'; ## VERSION

=head1 NAME

Protocol::XMPP::Features - broker for setting up internal state and triggering reponses based on supported features

=head1 SYNOPSIS

=head1 DESCRIPTION

=head1 METHODS

=cut

=head1 C<end_element>

=cut

sub end_element {
  my $self = shift;
  $self->debug("End of the feature list");
  $self->stream->{features} = $self; # strong ref, parent will remove when no longer needed
  $self->stream->dispatch_event('features');
  return if $self->stream->{tls_pending};

  $self->{waiting_futures} = Future->wait_all(
    @{$self->{pending_futures}}
  )->on_ready(sub {
    delete $self->{waiting_futures};
    $self->stream->features_complete->done;
    return $self->stream->dispatch_event('login') if $self->is_authorised;
    $self->stream->dispatch_event('login_ready');
  });
}

sub push_pending {
  my $self = shift;
  push @{$self->{pending_futures}}, @_;
  $self
}

=head1 C<_sasl_mechanism_list>

Return a list of SASL mechanisms as a space-separated string.

=cut

sub _sasl_mechanism_list {
  my $self = shift;
  return join(' ', map { $_->type } @{$self->{mechanism}})
}

1;

__END__

=head1 AUTHOR

Tom Molesworth <tom@perlsite.co.uk>

=head1 LICENSE

Copyright Tom Molesworth 2010-2026. Licensed under the same terms as Perl itself.

