package Koha::REST::V1::Illbackends;

# This file is part of Koha.
#
# Koha 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 3 of the License, or (at your option) any later
# version.
#
# Koha 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 Koha; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

use Modern::Perl;

use Mojo::Base 'Mojolicious::Controller';

use Koha::Illrequest::Config;
use Koha::Illrequests;

=head1 NAME

Koha::REST::V1::Illbackends

=head2 Operations

=head3 list

Return a list of available ILL backends and its capabilities

=cut

sub list {
    my $c = shift->openapi->valid_input;

    my $config = Koha::Illrequest::Config->new;
    my $backends = $config->available_backends;

    my @data;
    foreach $b ( @$backends ) {
        my $backend = Koha::Illrequest->new->load_backend( $b );
        push @data, {
            ill_backend_id => $b,
            capabilities => $backend->capabilities,
        };
    }
    return $c->render( status => 200, openapi => \@data );
}

=head3 get

Get one backend

=cut

sub get {
    my $c = shift->openapi->valid_input;

    my $backend_id = $c->validation->param('ill_backend_id');

    return try {
        my $backend = Koha::Illrequest->new->load_backend( $backend_id );
        return $c->render(
            status => 200,
            openapi => {
                ill_backend_id => $backend_id,
                capabilities => $backend->capabilities
            }
        );
    } catch {
        return $c->render(
            status => 404,
            openapi => { error => "ILL backend does not exist" }
        );
    };
}

1;
