#!/usr/bin/perl

# Copyright 2011 C & P Bibliography Services
#
# 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, see <http://www.gnu.org/licenses>.

use Modern::Perl;

use CGI qw ( -utf8 );
use C4::Auth;
use C4::Biblio;
use C4::Items;
use C4::Output;
use C4::Images;
use C4::Search;
use C4::Acquisition qw(GetOrdersByBiblionumber);

use Koha::Biblios;
use Koha::Patrons;

my $query = new CGI;
my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
    {
        template_name   => "catalogue/imageviewer.tt",
        query           => $query,
        type            => "intranet",
        authnotrequired => 0,
        flagsrequired   => { catalogue => 1 },
    }
);

my $biblionumber = $query->param('biblionumber') || $query->param('bib');
my $imagenumber = $query->param('imagenumber');
my $biblio = Koha::Biblios->find( $biblionumber );
my $itemcount = $biblio ? $biblio->items->count : 0;
my @items = GetItemsInfo($biblionumber);

my $norequests = 1;
foreach my $item (@items) {

    # can place holds defaults to yes
    $norequests = 0
      unless ( ( $item->{'notforloan_per_itemtype'} > 0 )
        || ( $item->{'itemnotforloan'} > 0 ) );
}

if ( $query->cookie("holdfor") ) {
    my $holdfor_patron = Koha::Patrons->find( $query->cookie("holdfor") );
    $template->param(
        holdfor            => $query->cookie("holdfor"),
        holdfor_surname    => $holdfor_patron->surname,
        holdfor_firstname  => $holdfor_patron->firstname,
        holdfor_cardnumber => $holdfor_patron->cardnumber,
    );
}

if ( C4::Context->preference("LocalCoverImages") ) {
    my @images = ListImagesForBiblio($biblionumber);
    $template->{VARS}->{'LocalCoverImages'} = 1;
    $template->{VARS}->{'images'}           = \@images;
    $template->{VARS}->{'imagenumber'}      = $imagenumber || $images[0] || '';
}
$template->{VARS}->{'count'}        = $itemcount;
$template->{VARS}->{'biblionumber'} = $biblionumber;
$template->{VARS}->{'norequests'}   = $norequests;
$template->param(C4::Search::enabled_staff_search_views);
$template->{VARS}->{'biblio'} = $biblio;

my @allorders_using_biblio = GetOrdersByBiblionumber ($biblionumber);
my @deletedorders_using_biblio;
my @orders_using_biblio;
my @baskets_orders;
my @baskets_deletedorders;

foreach my $myorder (@allorders_using_biblio) {
    my $basket = $myorder->{'basketno'};
    if ((defined $myorder->{'datecancellationprinted'}) and  ($myorder->{'datecancellationprinted'} ne '0000-00-00') ){
        push @deletedorders_using_biblio, $myorder;
        unless (grep(/^$basket$/, @baskets_deletedorders)){
            push @baskets_deletedorders,$myorder->{'basketno'};
        }
    }
    else {
        push @orders_using_biblio, $myorder;
        unless (grep(/^$basket$/, @baskets_orders)){
            push @baskets_orders,$myorder->{'basketno'};
            }
    }
}

my $count_orders_using_biblio = scalar @orders_using_biblio ;
$template->param (countorders => $count_orders_using_biblio);

my $count_deletedorders_using_biblio = scalar @deletedorders_using_biblio ;
$template->param (countdeletedorders => $count_deletedorders_using_biblio);

my $hold_count = $biblio ? $biblio->holds->count : 0;
$template->param( holdcount => $hold_count );

output_html_with_http_headers $query, $cookie, $template->output;