<?php
/** Remove diagnostics; honor each site’s explicit collected-data deletion policy. Preserve layouts. */
defined('WP_UNINSTALL_PLUGIN') || exit;

$digibl_remove_interactions = static function (): void {
    global $wpdb;
    wp_clear_scheduled_hook('digibl_query_index');
    wp_clear_scheduled_hook('digibl_form_cleanup');
    wp_clear_scheduled_hook('digibl_css_cleanup');
    wp_clear_scheduled_hook('digibl_diagnostics_tick');
    foreach(['digibl_diagnostics_settings','digibl_diagnostics_events','digibl_diagnostics_delivery'] as $name){delete_option($name);}
    foreach($wpdb->get_col($wpdb->prepare("SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE %s",$wpdb->esc_like('digibl_diag_').'%')) as $name){delete_option($name);}

    $settings=get_option('digibl_form_settings',[]);
    if(is_array($settings)&&!empty($settings['delete_on_uninstall'])){
        do {
            $ids=$wpdb->get_col("SELECT ID FROM {$wpdb->posts} WHERE post_type='digibl_entry' LIMIT 100");
            $removed=0;
            foreach($ids as $id){if(wp_delete_post((int)$id,true))$removed++;}
            // Never loop indefinitely when a database write fails.
        } while(count($ids)===100&&$removed===100);
        foreach(['counts','claims','limits'] as $suffix){
            $wpdb->query($wpdb->prepare('DROP TABLE IF EXISTS %i', $wpdb->prefix.'digibl_interaction_'.$suffix));
        }
        delete_option('digibl_interactions_schema_version');
        delete_option('digibl_form_settings');
        delete_option('digibl_form_issue');
    }
    foreach($wpdb->get_col($wpdb->prepare("SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE %s",$wpdb->esc_like('digibl_form_limit_').'%')) as $name){delete_option($name);}
    wp_clear_scheduled_hook('digibl_interactions_cleanup');
};

if (is_multisite()) {
    foreach (get_sites(['fields' => 'ids', 'number' => 0]) as $digibl_blog_id) {
        switch_to_blog((int) $digibl_blog_id);
        $digibl_remove_interactions();
        restore_current_blog();
    }
} else {
    $digibl_remove_interactions();
}