package MusicBrainz::Server::Report::PossibleCollaborations;
use Moose;

with 'MusicBrainz::Server::Report::ArtistReport',
     'MusicBrainz::Server::Report::FilterForEditor::ArtistID';

sub query {
    "
        SELECT artist.id AS artist_id, row_number() OVER ( ORDER BY musicbrainz_collate(artist.name) )
        FROM
            artist
            LEFT JOIN l_artist_artist ON l_artist_artist.entity1=artist.id
            LEFT JOIN link ON link.id=l_artist_artist.link
            LEFT JOIN link_type ON link_type.id=link.link_type
        WHERE
            (artist.name ~ '&' OR artist.name ~ E'\\\\yvs\\\\.' OR artist.name ~ E'\\\\yfeat\\\\.')
            AND (link_type.name IS NULL OR link_type.name NOT IN ('collaboration', 'member of band'))
        GROUP BY artist.id, artist.name
    "
}

__PACKAGE__->meta->make_immutable;
no Moose;
1;

=head1 COPYRIGHT

Copyright (C) 2011 MetaBrainz Foundation
Copyright (C) 2012 MetaBrainz Foundation

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

=cut