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    <?php

    namespace WPGMZA\Integration;

    if(!class_exists('WPGMZA\\Integration\\Gutenberg'))
        return;

    class ProGutenberg extends Gutenberg
    {
        public function __construct()
        {
            Gutenberg::__construct();

            add_filter('wpgmza_plugin_get_localized_data', array(
                $this,
                'onPluginGetLocalizedData'
            ));
        }

        public function onPluginGetLocalizedData($data)
        {
            global $wpdb;
            global $WPGMZA_TABLE_NAME_MAPS;

            // TODO: Add deleted column, active = 0 is misleading. Deprecate this column
            $maps = $wpdb->get_results("SELECT id, map_title FROM $WPGMZA_TABLE_NAME_MAPS WHERE active = 0");

            $data['gutenbergData'] = array(
                'maps' => $maps
            );

            return $data;
        }

        public function onRender($attr)
        {
            global $wpdb;
            global $WPGMZA_TABLE_NAME_MAPS;

            extract($attr);

            $mapID = '1';

            if(isset($attr['id']))
                $mapID = $attr['id'];
            else
                $mapID = $wpdb->get_var("SELECT id FROM $WPGMZA_TABLE_NAME_MAPS LIMIT 1");

            $output_attributes = array(
                'id' => $mapID
            );

            if(!empty($attr['mashup_ids']))
            {
                $mashup_ids = $attr['mashup_ids'];

                // Main ID isn't implicitly included, so include it here if it's not present already
                if(array_search($mapID, $mashup_ids) === false)
                    $mashup_ids[] = $mapID;

                $output_attributes['mashup']        = 'true';
                $output_attributes['mashup_ids']    = implode(',', $mashup_ids);
                $output_attributes['parent_id']     = $mapID;
            }

            if(!empty($attr['className']))
            {
                $output_attributes['classname']     = $attr['className'];
            }

            $attributes_string = '';

            foreach($output_attributes as $key => $value)
            {
                $attributes_string .= " {$key}=\"" . addslashes($value) . "\"";
            }

            $string = "[wpgmza{$attributes_string}]";

            return $string;
        }
    }

    add_filter('wpgmza_create_WPGMZA\\Integration\\Gutenberg', function($input) {

        return new ProGutenberg();

    }, 10, 1);