#!/usr/bin/perl

#script to add a new item and to mark orders as received
#written 1/3/00 by chris@katipo.co.nz

# Copyright 2000-2002 Katipo Communications
#
# 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 <https://www.gnu.org/licenses>.

use Modern::Perl;
use CGI      qw ( -utf8 );
use C4::Auth qw( checkauth );
use JSON     qw( encode_json );
use C4::Output;
use C4::Context;
use C4::Acquisition qw( GetInvoice GetOrder ModReceiveOrder );
use C4::Biblio      qw( GetFrameworkCode GetMarcFromKohaField TransformHtmlToXml );
use C4::Items       qw( GetMarcItem ModItemFromMarc AddItemFromMarc );
use C4::Log         qw(logaction);
use C4::Search;

use Koha::Number::Price;
use Koha::Acquisition::Booksellers;
use Koha::Acquisition::Orders;

my $input = CGI->new;

if ( $input->request_method ne "POST" ) {
    print $input->header( -status => 400 );
    exit;
}

my $flagsrequired = { acquisition => 'order_receive' };

checkauth( $input, 0, $flagsrequired, 'intranet' );

my $user              = $input->remote_user;
my $biblionumber      = $input->param('biblionumber');
my $ordernumber       = $input->param('ordernumber');
my $origquantityrec   = $input->param('origquantityrec');
my $quantityrec       = $input->param('quantityrec');
my $quantity          = $input->param('quantity');
my $unitprice         = $input->param('unitprice');
my $replacementprice  = $input->param('replacementprice');
my $datereceived      = $input->param('datereceived');
my $invoice_unitprice = $input->param('invoice_unitprice');
my $invoice_currency  = $input->param('invoice_currency');
my $invoiceid         = $input->param('invoiceid');
my $invoice           = GetInvoice($invoiceid);
my $invoiceno         = $invoice->{invoicenumber};
my $booksellerid      = $input->param('booksellerid');
my $cnt               = 0;
my $bookfund          = $input->param("bookfund");
my $suggestion_id     = $input->param("suggestionid");
my $order             = GetOrder($ordernumber);
my $new_ordernumber   = $ordernumber;

#bug18723 regression fix
if ( C4::Context->preference("CurrencyFormat") eq 'FR' ) {
    if ( rindex( $unitprice, '.' ) ge 0 ) {
        substr( $unitprice, rindex( $unitprice, '.' ), 1, ',' );
    }
    if ( rindex( $replacementprice, '.' ) ge 0 ) {
        substr( $replacementprice, rindex( $replacementprice, '.' ), 1, ',' );
    }
}

$unitprice        = Koha::Number::Price->new($unitprice)->unformat();
$replacementprice = Koha::Number::Price->new($replacementprice)->unformat();
my $order_obj = Koha::Acquisition::Orders->find($ordernumber);
my $basket    = $order_obj->basket;

#need old receivedate if we update the order, parcel.pl only shows the right parcel this way FIXME
if ( $quantityrec > $origquantityrec ) {
    my @received_items = ();
    if ( $basket->effective_create_items eq 'ordering' ) {
        @received_items = $input->multi_param('items_to_receive[]');
        my @affects = split q{\|}, C4::Context->preference("AcqItemSetSubfieldsWhenReceived");
        if (@affects) {
            my $frameworkcode = GetFrameworkCode($biblionumber);
            my ($itemfield) = GetMarcFromKohaField('items.itemnumber');
            for my $in (@received_items) {
                my $item = C4::Items::GetMarcItem( $biblionumber, $in );
                for my $affect (@affects) {
                    my ( $sf, $v ) = split q{=}, $affect, 2;
                    foreach ( $item->field($itemfield) ) {
                        $_->update( $sf => $v );
                    }
                }
                C4::Items::ModItemFromMarc( $item, $biblionumber, $in );
            }
        }
    }

    $order_obj->set(
        {
            order_internalnote    => scalar $input->param("order_internalnote"),
            tax_rate_on_receiving => scalar $input->param("tax_rate"),
            replacementprice      => $replacementprice,
            unitprice             => $unitprice,
            (
                $invoice_unitprice && $invoice_unitprice ne ''
                ? (
                    invoice_unitprice => $invoice_unitprice,
                    invoice_currency  => $invoice_currency,
                    )
                : (
                    invoice_unitprice => undef,
                    invoice_currency  => undef,
                )
            ),
        }
    );

    $order_obj->populate_with_prices_for_receiving();

    # save the quantity received.
    if ( $quantityrec > 0 ) {
        if ( $order_obj->subscriptionid ) {

            # Quantity can only be modified if linked to a subscription
            $order_obj->quantity($quantity);    # quantityrec will be deduced from this value in ModReceiveOrder
        }
        ( $datereceived, $new_ordernumber ) = ModReceiveOrder(
            {
                biblionumber     => $biblionumber,
                order            => $order_obj->unblessed,
                quantityreceived => $quantityrec,
                user             => $user,
                invoice          => $invoice,
                budget_id        => $bookfund,
                datereceived     => $datereceived,
                received_items   => \@received_items,
            }
        );
    }

    # now, add items if applicable
    if ( $basket->effective_create_items eq 'receiving' ) {

        my @tags         = $input->multi_param('tag[]');
        my @subfields    = $input->multi_param('subfield[]');
        my @field_values = $input->multi_param('field_value[]');
        my @serials      = $input->multi_param('serial[]');
        my @itemid       = $input->multi_param('itemid[]');

        #Rebuilding ALL the data for items into a hash
        # parting them on $itemid.
        my %itemhash;
        my $countdistinct;
        my $range = scalar(@itemid);
        for ( my $i = 0 ; $i < $range ; $i++ ) {
            unless ( $itemhash{ $itemid[$i] } ) {
                $countdistinct++;
            }
            push @{ $itemhash{ $itemid[$i] }->{'tags'} },         $tags[$i];
            push @{ $itemhash{ $itemid[$i] }->{'subfields'} },    $subfields[$i];
            push @{ $itemhash{ $itemid[$i] }->{'field_values'} }, $field_values[$i];
        }
        my $new_order = Koha::Acquisition::Orders->find($new_ordernumber);
        foreach my $item ( keys %itemhash ) {
            my $xml = TransformHtmlToXml(
                $itemhash{$item}->{'tags'},
                $itemhash{$item}->{'subfields'},
                $itemhash{$item}->{'field_values'},
                undef,
                undef,
                'ITEM'
            );
            my $record = MARC::Record::new_from_xml( $xml, 'UTF-8' );
            my ( undef, $bibitemnum, $itemnumber ) = AddItemFromMarc( $record, $biblionumber );
            $new_order->add_item($itemnumber);
        }
    }
}

my $new_order_object = Koha::Acquisition::Orders->find($new_ordernumber);    # FIXME we should not need to refetch it
my $items            = $new_order_object->items;
while ( my $item = $items->next ) {
    $item->update(
        {
            booksellerid         => $booksellerid,
            dateaccessioned      => $datereceived,
            datelastseen         => $datereceived,
            price                => $unitprice,
            replacementprice     => $replacementprice,
            replacementpricedate => $datereceived,
        }
    );
}

if ($suggestion_id) {
    my $reason       = $input->param("reason") || '';
    my $other_reason = $input->param("other_reason");
    $reason = $other_reason if $reason eq 'other';
    my $suggestion = Koha::Suggestions->find($suggestion_id);
    $suggestion->update( { reason => $reason } ) if $suggestion;
}

# Log the receipt
if ( C4::Context->preference("AcquisitionLog") ) {
    my $infos = {
        quantityrec      => $quantityrec,
        bookfund         => $bookfund || 'unchanged',
        tax_rate         => $input->param("tax_rate"),
        replacementprice => $replacementprice,
        unitprice        => $unitprice,
        (
            defined $invoice_unitprice && $invoice_unitprice ne ''
            ? (
                invoice_unitprice => $invoice_unitprice,
                invoice_currency  => $invoice_currency,
                )
            : ()
        ),
    };

    logaction(
        'ACQUISITIONS',
        'RECEIVE_ORDER',
        $ordernumber,
        encode_json($infos)
    );
}

print $input->redirect("/cgi-bin/koha/acqui/parcel.pl?invoiceid=$invoiceid");