<?php
/**
 * Repariert fehlerhafte parent_section Werte
 * - Sections sollten KEINE parent_section haben
 * - parent_section = 0 sollte NULL sein
 */
define('NOTOKENRENEWAL', 1);
require '../../../main.inc.php';

$doc_id = GETPOST('doc_id', 'int');
$docType = GETPOST('document_type', 'alpha');

if (!$doc_id || !$docType) {
    echo json_encode(['success' => false, 'error' => 'Missing parameters']);
    exit;
}

$db->begin();
$fixed = 0;

// 1. Sections dürfen KEINE parent_section haben
$sql = "UPDATE ".MAIN_DB_PREFIX."facture_lines_manager";
$sql .= " SET parent_section = NULL";
$sql .= " WHERE line_type = 'section'";
$sql .= " AND parent_section IS NOT NULL";
$sql .= " AND document_type = '".$db->escape($docType)."'";
if ($docType == 'invoice') {
    $sql .= " AND fk_facture = ".(int)$doc_id;
} elseif ($docType == 'propal') {
    $sql .= " AND fk_propal = ".(int)$doc_id;
} elseif ($docType == 'order') {
    $sql .= " AND fk_commande = ".(int)$doc_id;
}
$db->query($sql);
$fixed += $db->affected_rows();

// 2. parent_section = 0 sollte NULL sein
$sql = "UPDATE ".MAIN_DB_PREFIX."facture_lines_manager";
$sql .= " SET parent_section = NULL";
$sql .= " WHERE parent_section = 0";
$sql .= " AND document_type = '".$db->escape($docType)."'";
if ($docType == 'invoice') {
    $sql .= " AND fk_facture = ".(int)$doc_id;
} elseif ($docType == 'propal') {
    $sql .= " AND fk_propal = ".(int)$doc_id;
} elseif ($docType == 'order') {
    $sql .= " AND fk_commande = ".(int)$doc_id;
}
$db->query($sql);
$fixed += $db->affected_rows();

$db->commit();

echo json_encode([
    'success' => true,
    'fixed' => $fixed,
    'message' => $fixed . ' Einträge korrigiert'
]);