<?php
// Bulk Import Script for FileBird (Jornada)
// ID: 12
// Check for existing files (GUID) before import

$folder_id = 12;
$relative_base = '1jornada_feadulta';
$base_dir = '/var/www/html/wp-content/uploads/' . $relative_base;

global $wpdb;
$table_name = $wpdb->prefix . 'fbv_attachment_folder';

if (!is_dir($base_dir)) {
    die("Directory not found: $base_dir\n");
}

echo "Starting Import for $relative_base (ID: $folder_id)...\n";

$files = scandir($base_dir);
$count_existing = 0;
$count_new = 0;
$count_assigned = 0;
$errors = 0;

foreach ($files as $file) {
    if ($file === '.' || $file === '..') continue;
    
    $filepath = $base_dir . '/' . $file;
    if (is_dir($filepath)) continue;

    $guid_search = '%' . $relative_base . '/' . $file;
    $attachment_id = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE guid LIKE %s AND post_type = 'attachment'", $guid_search ) );

    if (!$attachment_id) {
        $cmd = "wp media import " . escapeshellarg($filepath) . " --porcelain --allow-root";
        $output = shell_exec($cmd);
        $attachment_id = trim($output);
        
        if (!is_numeric($attachment_id)) {
            $errors++;
            continue;
        }
        $count_new++;
        $wpdb->query( $wpdb->prepare( "INSERT INTO $table_name (folder_id, attachment_id) VALUES (%d, %d)", $folder_id, $attachment_id ) );
        $count_assigned++;
    } else {
        $count_existing++;
        $current_folder = $wpdb->get_var( $wpdb->prepare( "SELECT folder_id FROM $table_name WHERE attachment_id = %d", $attachment_id ) );
        
        if ($current_folder != $folder_id) {
            if ($current_folder) {
                $wpdb->query( $wpdb->prepare( "UPDATE $table_name SET folder_id = %d WHERE attachment_id = %d", $folder_id, $attachment_id ) );
            } else {
                $wpdb->query( $wpdb->prepare( "INSERT INTO $table_name (folder_id, attachment_id) VALUES (%d, %d)", $folder_id, $attachment_id ) );
            }
            $count_assigned++;
        }
    }
}

echo "\nCompleted $relative_base.\nTotal: " . ($count_existing + $count_new) . "\nNew: $count_new\nErrors: $errors\n";