#!/usr/bin/perl

# Copyright 2000-2002 Katipo Communications
# Copyright 2008-2009 BibLibre SARL
# Copyright 2010 PTFS Europe Ltd
#
# 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>.

=head1 NAME

supplier.pl

=head1 DESCRIPTION

this script shows the details for a bookseller given on input arg.
It allows to edit & save information about this bookseller.

=head1 CGI PARAMETERS

=over 4

=item booksellerid

To know the bookseller this script has to display details.

=back

=cut

use strict;
use warnings;
use C4::Auth;
use C4::Contract;
use C4::Biblio;
use C4::Output;
use CGI qw ( -utf8 );

use C4::Bookseller qw( DelBookseller );
use C4::Bookseller::Contact;
use C4::Budgets;

use Koha::Acquisition::Bookseller;

my $query    = CGI->new;
my $op = $query->param('op') || 'display';
my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
    {   template_name   => 'acqui/supplier.tt',
        query           => $query,
        type            => 'intranet',
        authnotrequired => 0,
        flagsrequired   => { acquisition => '*' },
        debug           => 1,
    }
);
my $booksellerid       = $query->param('booksellerid');
my $supplier = {};
if ($booksellerid) {
    $supplier = Koha::Acquisition::Bookseller->fetch({ id => $booksellerid });
    foreach ( keys %{$supplier} ) {
        $template->{'VARS'}->{$_} = $supplier->{$_};
    }
    $template->{'VARS'}->{'booksellerid'} = $booksellerid;
}
$template->{'VARS'}->{'contacts'} = C4::Bookseller::Contact->new() unless $template->{'VARS'}->{'contacts'};

#build array for currencies
if ( $op eq 'display' ) {
    my $contracts = GetContracts( { booksellerid => $booksellerid } );

    $template->param(
        active        => $supplier->{'active'},
        gstrate       => $supplier->{'gstrate'} + 0.0,
        invoiceprice  => $supplier->{'invoiceprice'},
        listprice     => $supplier->{'listprice'},
        basketcount   => $supplier->{'basketcount'},
        subscriptioncount   => $supplier->{'subscriptioncount'},
        contracts     => $contracts,
    );
} elsif ( $op eq 'delete' ) {
    # no further message needed for the user
    # the DELETE button only appears in the template if basketcount == 0
    if ( $supplier->{'basketcount'} == 0 ) {
        DelBookseller($booksellerid);
    }
    print $query->redirect('/cgi-bin/koha/acqui/acqui-home.pl');
    exit;
} else {
    my @currencies = GetCurrencies();
    my $loop_currency;
    my $active_currency = GetCurrency();
    my $active_listprice = $supplier->{'listprice'};
    my $active_invoiceprice = $supplier->{'invoiceprice'};
    if (!$supplier->{listprice}) {
        $active_listprice =  $active_currency->{currency};
    }
    if (!$supplier->{invoiceprice}) {
        $active_invoiceprice =  $active_currency->{currency};
    }
    for (@currencies) {
        push @{$loop_currency},
            { 
            currency     => $_->{currency},
            listprice    => ( $_->{currency} eq $active_listprice ),
            invoiceprice => ( $_->{currency} eq $active_invoiceprice ),
            };
    }

    # get option values from gist syspref
    my @gst_values = map {
        option => $_ + 0.0
    }, split( '\|', C4::Context->preference("gist") );

    $template->param(
        # set active ON by default for supplier add (id empty for add)
        active       => $booksellerid ? $supplier->{'active'} : 1,
        gstrate       => $supplier->{gstrate} ? $supplier->{'gstrate'}+0.0 : 0,
        gst_values    => \@gst_values,
        loop_currency => $loop_currency,
        enter         => 1,
    );
}

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