<?php
namespace factory;

class XmlFiles
{
  static public function get_clients_with_xml_feed()
  {
    global $mdb;

    $clients = $mdb -> query(
      "SELECT id, name, google_ads_customer_id
       FROM clients
       WHERE deleted = 0
       ORDER BY name ASC"
    ) -> fetchAll( \PDO::FETCH_ASSOC );

    $rows = [];

    foreach ( $clients as $client )
    {
      $client_id = (int) ( $client['id'] ?? 0 );
      $scheme = ( !empty( $_SERVER['HTTPS'] ) && $_SERVER['HTTPS'] !== 'off' ) ? 'https' : 'http';
      $host = $_SERVER['HTTP_HOST'] ?? ( $_SERVER['SERVER_NAME'] ?? 'localhost' );
      $relative_path = '/xml/custom-feed-' . $client_id . '.xml';
      $absolute_url = $scheme . '://' . $host . $relative_path;
      $absolute_path = dirname( __DIR__, 2 ) . DIRECTORY_SEPARATOR . 'xml' . DIRECTORY_SEPARATOR . 'custom-feed-' . $client_id . '.xml';
      $exists = is_file( $absolute_path );
      $last_modified = $exists ? date( 'Y-m-d H:i:s', (int) filemtime( $absolute_path ) ) : '';

      $rows[] = [
        'client_id' => $client_id,
        'client_name' => (string) ( $client['name'] ?? '' ),
        'google_ads_customer_id' => (string) ( $client['google_ads_customer_id'] ?? '' ),
        'xml_relative_path' => $relative_path,
        'xml_url' => $absolute_url,
        'xml_exists' => $exists,
        'xml_last_modified' => $last_modified
      ];
    }

    return $rows;
  }
}