<?php

/**
 *	\file       htdocs/mrp/ajax/interface.php
 */

if (!defined('NOREQUIRESOC')) {
	define('NOREQUIRESOC', '1');
}
if (!defined('NOCSRFCHECK')) {
	define('NOCSRFCHECK', '1');
}
if (!defined('NOTOKENRENEWAL')) {
	define('NOTOKENRENEWAL', '1');
}
if (!defined('NOREQUIREMENU')) {
	define('NOREQUIREMENU', '1');
}
if (!defined('NOREQUIREHTML')) {
	define('NOREQUIREHTML', '1');
}
if (!defined('NOREQUIREAJAX')) {
	define('NOREQUIREAJAX', '1');
}

global $db, $langs;

require '../../main.inc.php'; // Load $user and permissions

$warehouse_id = GETPOST('warehouse_id', 'int');
$batch_id = GETPOST('batch_id', 'int');
$fk_product = GETPOST('product_id', 'int');
$action = GETPOST('action', 'alphanohtml');

if($action == 'updateselectbatchbywarehouse') {

	$TRes = array();

	$sql = "SELECT pb.batch, pb.rowid, ps.fk_entrepot, pb.qty, e.ref as label, ps.fk_product";
	$sql .= " FROM " . MAIN_DB_PREFIX . "product_batch as pb";
	$sql .= " LEFT JOIN " . MAIN_DB_PREFIX . "product_stock as ps on ps.rowid = pb.fk_product_stock";
	$sql .= " LEFT JOIN " . MAIN_DB_PREFIX . "entrepot as e on e.rowid = ps.fk_entrepot AND e.entity IN (" . getEntity('stock') . ")";
	$sql .= " WHERE ps.fk_product = '" . $fk_product . "'";
	if ($warehouse_id > 0) $sql .= " AND fk_entrepot = '" . $warehouse_id . "'";
	$sql .= " ORDER BY e.ref, pb.batch";

	$resql = $db->query($sql);

	if ($resql) {
		while ($obj = $db->fetch_object($resql)) {
			$TRes[$obj->batch] += $obj->qty;
		}
	}

	print json_encode($TRes);
} elseif($action == 'updateselectwarehousebybatch'){

	$res = 0;

	$sql = "SELECT pb.batch, pb.rowid, ps.fk_entrepot, e.ref, pb.qty";
	$sql .= " FROM " . MAIN_DB_PREFIX . "product_batch as pb";
	$sql .= " JOIN " . MAIN_DB_PREFIX . "product_stock as ps on ps.rowid = pb.fk_product_stock";
	$sql .= " JOIN " . MAIN_DB_PREFIX . "entrepot as e on e.rowid = ps.fk_entrepot AND e.entity IN (" . getEntity('stock') . ")";
	$sql .= " WHERE ps.fk_product = '" . $fk_product . "'";
	if ($batch_id > 0) $sql.= " AND pb.batch = '" . $batch_id . "'";
	$sql .= " ORDER BY e.ref, pb.batch";

	$resql = $db->query($sql);

	if($resql){
			if($db->num_rows($resql) == 1){
				$obj = $db->fetch_object($resql);
				$res = $obj->fk_entrepot;
			}
	}

	print json_encode($res);

}