<?php
// Adding action hooks for Media Cleaner plugin
add_action('wpmc_scan_once', 'wpmc_scan_once_fluent_form', 10, 0);
add_action('wpmc_scan_post', 'wpmc_scan_html_fluent_form', 10, 2);
add_action('wpmc_scan_postmeta', 'wpmc_scan_postmeta_fluent_form', 10, 2);

/**
 * Runs once at the beginning of the scan.
 * Can be used to check images usage in general settings, in a theme, like a favicon, etc.
 */
function wpmc_scan_once_fluent_form()
{
    global $wpdb;
    global $wpmc;

    // get all form_fields from the fluentform_forms table where status is published
    $table_name = $wpdb->prefix . 'fluentform_forms';
    $wpmc->run_paged_parser( 'fluent-forms', function( $offset, $limit ) use ( $wpdb, $table_name ) {
        return $wpdb->get_results( $wpdb->prepare( "SELECT id, form_fields FROM $table_name WHERE status = 'published' ORDER BY id ASC LIMIT %d, %d", $offset, $limit ) );
    }, function( $forms ) use ( $wpmc ) {
        $ids = array();
        $urls = array();
        foreach ( $forms as $form ) {
            $form_fields = json_decode( $form->form_fields, true );
            if ( !is_array( $form_fields ) ) continue;
            $wpmc->array_to_ids_or_urls( $form_fields, $ids, $urls, true, array( 'image', 'media' ) );
        }
        $wpmc->add_reference_id( $ids, 'FLUENT FORMS (ID)' );
        $wpmc->add_reference_url( $urls, 'FLUENT FORMS (URL)' );
    } );


}

/**
 * Runs for each postmeta of any post type.
 * Scans and collects image IDs and URLs from post meta.
 *
 * @param int $id The post ID.
 */
function wpmc_scan_postmeta_fluent_form($id)
{

    
}

/**
 * Runs for each post of any post type.
 * Scans and collects image URLs from the post content (HTML).
 *
 * @param string $html The post content HTML.
 * @param int $id The post ID.
 */
function wpmc_scan_html_fluent_form($html, $id)
{

}