#!/usr/bin/perl

# 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 Encode;

use C4::Auth qw( get_template_and_user );
use C4::Acquisition qw( GetOrder );
use C4::Output;
use C4::Context;

my $input = CGI->new;
my ($template, $loggedinuser, $cookie) = get_template_and_user({
    template_name => "acqui/csv/lateorders.tt",
    query => $input,
    type => "intranet",
    flagsrequired => {acquisition => 'order_receive'},
});
my @ordernumbers = $input->multi_param('ordernumber');

my $csv_profile_id = $input->param('csv_profile');

unless ( $csv_profile_id ) {
    my @orders;
    for my $ordernumber ( @ordernumbers ) {
        my $order = GetOrder $ordernumber;
        my $order_object = Koha::Acquisition::Orders->find($ordernumber);
        my $claims = $order_object->claims;
        push @orders, {
                orderdate => $order->{orderdate},
                latesince => $order->{latesince},
                estimateddeliverydate => $order->{estimateddeliverydate},
                supplier => $order->{supplier},
                supplierid => $order->{supplierid},
                title => $order->{title},
                author => $order->{author},
                publisher => $order->{publisher},
                unitpricesupplier => $order->{unitpricesupplier},
                quantity_to_receive => $order->{quantity_to_receive},
                subtotal => $order->{subtotal},
                budget => $order->{budget},
                basketname => $order->{basketname},
                basketno => $order->{basketno},
                claims_count => $claims->count,
                claimed_date => $claims->count ? $claims->last->claimed_on : undef,
                internalnote => $order->{order_internalnote},
                vendornote   => $order->{order_vendornote},
                isbn => $order->{isbn},
            }
        ;
    }

    # We want to export using the default profile, using the template acqui/csv/lateorders.tt
    print $input->header(
        -type       => 'text/csv',
        -attachment => 'lateorders.csv',
    );
    $template->param( orders => \@orders );
    for my $line ( split '\n', $template->output ) {
        print "$line\n" unless $line =~ m|^\s*$|;
    }
    exit;
} else {
    my $csv_profile = Koha::CsvProfiles->find($csv_profile_id);
    my $content = '[% SET separator = "'.$csv_profile->csv_separator.'" ~%]' . $csv_profile->content;

    my $csv = C4::Letters::_process_tt({
        content => $content,
        loops => { aqorders => \@ordernumbers },
    });

    print $input->header(
        -type       => 'text/csv',
        -attachment => 'lateorders.csv',
        -charset    => 'UTF-8',
    );
    print Encode::encode_utf8($csv);
    exit;
}
