woocommerce_admin_notices()

        public function woocommerce_admin_notices($nebula_warnings){
            //Check for problematic plugin WooCommerce Google Analytics Integration
            if ( is_plugin_active('woocommerce-google-analytics-integration/woocommerce-google-analytics-integration.php') ){
                $nebula_warnings['ecommerce_bad_ga_plugin'] = array(
                    'level' => 'error',
                    'description' => '<i class="far fa-fw fa-credit-card"></i> It is recommended to deactivate and remove the plugin WooCommerce Google Analytics Integration in favor of the plugin Enhanced Ecommerce Google Analytics Plugin for WooCommerce. <a href="plugins.php">Manage Plugins &raquo;</a>'
                );
            } elseif ( file_exists(WP_PLUGIN_DIR . '/woocommerce-google-analytics-integration') ){
                $nebula_warnings['ecommerce_bad_ga_plugin'] = array(
                    'level' => 'warn',
                    'description' => '<i class="far fa-fw fa-credit-card"></i> The plugin WooCommerce Google Analytics Integration is deactivated but should be removed entirely! <a href="plugins.php">Manage Plugins &raquo;</a>'
                );
            }

            //Check for approved plugin Enhanced Ecommerce Google Analytics Plugin for WooCommerce
            if ( !file_exists(WP_PLUGIN_DIR . '/enhanced-e-commerce-for-woocommerce-store') ){
                $nebula_warnings['ecommerce_good_ga_plugin'] = array(
                    'level' => 'warn',
                    'description' => '<i class="far fa-fw fa-credit-card"></i> WooCommerce is active, but the recommended plugin Enhanced Ecommerce Google Analytics Plugin for WooCommerce is not installed. <a href="themes.php?page=tgmpa-install-plugins">Install Recommended Plugins &raquo;</a>'
                );
            } elseif ( !is_plugin_active('enhanced-e-commerce-for-woocommerce-store/enhanced-ecommerce-google-analytics.php') ){
                $nebula_warnings['ecommerce_good_ga_plugin'] = array(
                    'level' => 'warn',
                    'description' => '<i class="far fa-fw fa-credit-card"></i> WooCommerce is active, but while the recommended plugin Enhanced Ecommerce Google Analytics Plugin for WooCommerce is installed, it is not activated. <a href="plugins.php">Manage Plugins &raquo;</a>'
                );
            }

            return $nebula_warnings;
        }