<?php
// Import libros subfolders: 100, 120, 200, 220, 400

$parent_id = 5; // libros (Libros)
$base_path = '/var/www/html/wp-content/uploads/libros';

$subfolders = ['100', '120', '200', '220', '400'];

global $wpdb;
$fbv = $wpdb->prefix . 'fbv';
$fbv_att = $wpdb->prefix . 'fbv_attachment_folder';

foreach ($subfolders as $sub) {
    // Create or get subfolder
    $exists = $wpdb->get_var($wpdb->prepare("SELECT id FROM $fbv WHERE name = %s AND parent = %d", $sub, $parent_id));
    if (!$exists) {
        $wpdb->query($wpdb->prepare("INSERT INTO $fbv (name, parent, type) VALUES (%s, %d, 0)", $sub, $parent_id));
        $folder_id = $wpdb->insert_id;
        echo "Created: $sub (ID $folder_id)\n";
    } else {
        $folder_id = $exists;
        echo "Exists: $sub (ID $folder_id)\n";
    }

    $dir = $base_path . '/' . $sub;
    if (!is_dir($dir)) continue;

    $files = scandir($dir);
    $count = 0;
    foreach ($files as $f) {
        if ($f === '.' || $f === '..') continue;
        $filepath = $dir . '/' . $f;
        if (is_dir($filepath)) continue;

        // Check if exists
        $guid_search = '%libros/' . $sub . '/' . $f;
        $att_id = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE guid LIKE %s AND post_type = 'attachment'", $guid_search));

        if (!$att_id) {
            $cmd = "wp media import " . escapeshellarg($filepath) . " --porcelain --allow-root";
            $out = shell_exec($cmd);
            $att_id = trim($out);
            if (is_numeric($att_id)) {
                $wpdb->query("INSERT INTO $fbv_att (folder_id, attachment_id) VALUES ($folder_id, $att_id)");
                $count++;
            }
        }
    }
    echo "Imported $count files to libros/$sub\n";
}
echo "DONE\n";