<?php

/*
 * LMS version 1.11-git
 *
 *  (C) Copyright 2001-2022 LMS Developers
 *
 *  Please, see the doc/AUTHORS for more information about authors!
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License Version 2 as
 *  published by the Free Software Foundation.
 *
 *  This program 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 this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
 *  USA.
 *
 *  $Id$
 */

if (isset($_POST['value'])) {
    $value = str_replace(',', '.', $_POST['value']);
}

if (!isset($_POST['customerid']) || !ctype_digit($_POST['customerid'])
    || !isset($_POST['old-customerid']) || !ctype_digit($_POST['old-customerid'])
    || (
        (!isset($_POST['marks']) || !is_array($_POST['marks']))
        && (!isset($value) || !is_numeric($value) || !isset($_POST['currency']) || empty($_POST['currency']))
    )) {
    $SESSION->redirect_to_history_entry();
}

$customerid = intval($_POST['customerid']);
$old_customerid = intval($_POST['old-customerid']);
if (isset($_POST['marks'])) {
    $marks = Utils::filterIntegers($_POST['marks']);
} else {
    $value = floatval($value);
    $currency = $_POST['currency'];
}

if (empty($customerid) || empty($old_customerid) || $customerid == $old_customerid
    || !isset($value) && empty($marks)) {
    $SESSION->redirect_to_history_entry();
}

if (!$LMS->CustomerExists($customerid) || !$LMS->CustomerExists($old_customerid)) {
    $SESSION->redirect_to_history_entry();
}

if (isset($value)) {
    $currencyvalue = $LMS->getCurrencyValue($currency);
    if (!isset($currencyvalue)) {
        die('Fatal error: couldn\'t get quote for ' . $currency . ' currency!<br>');
    }

    $cashes = array(
        0 => array(
            'id' => null,
            'comment' => null,
            'value' => $value,
            'currency' => $currency,
            'currencyvalue' => $currencyvalue,
        ),
    );
} else {
    $cashes = $DB->GetAll(
        'SELECT id, comment, value, currency, currencyvalue
        FROM cash
        WHERE customerid = ?
            AND value > 0
            AND type = 1
            AND id IN ?',
        array(
            $old_customerid,
            $marks,
        )
    );
}

if (!empty($cashes)) {
    $old_customername = $LMS->GetCustomerName($old_customerid);
    $customername = $LMS->GetCustomerName($customerid);

    $userid = Auth::GetCurrentUser();

    $DB->BeginTrans();

    foreach ($cashes as $cash) {
        $DB->Execute(
            'INSERT INTO cash
            (time, userid, customerid, type, comment, value, currency, currencyvalue)
            VALUES (?NOW?, ?, ?, ?, ?, ?, ?, ?)',
            array(
                $userid,
                $old_customerid,
                1,
                isset($cash['comment'])
                    ? trans('transferred to customer $a (#$b): $c', $customername, $customerid, $cash['comment'])
                    : trans('transferred to customer $a (#$b)', $customername, $customerid),
                str_replace(',', '.', $cash['value'] * -1),
                $cash['currency'],
                $cash['currencyvalue'],
            )
        );

        $DB->Execute(
            'INSERT INTO cash
            (time, userid, customerid, type, comment, value, currency, currencyvalue)
            VALUES (?NOW?, ?, ?, ?, ?, ?, ?, ?)',
            array(
                $userid,
                $customerid,
                1,
                isset($cash['comment'])
                    ? trans('transferred from customer $a (#$b): $c', $old_customername, $old_customerid, $cash['comment'])
                    : trans('transferred from customer $a (#$b)', $old_customername, $old_customerid),
                $cash['value'],
                $cash['currency'],
                $cash['currencyvalue'],
            )
        );
    }

    $DB->CommitTrans();
}

$SESSION->redirect_to_history_entry();
