File: //proc/thread-self/cwd/wp-content/plugins/shopengine/widgets/checkout-payment/screens/default.php
<?php
defined('ABSPATH') || exit;
\ShopEngine\Widgets\Widget_Helper::instance()->wc_template_filter();
?>
<div class="shopengine-checkout-payment">
<?php
if(!empty(WC()->cart) && !WC()->cart->is_empty()) {
woocommerce_checkout_payment();
} elseif(get_post_type() == \ShopEngine\Core\Template_Cpt::TYPE) {
echo esc_html__('Your cart is empty, please add some simple product in cart and then come back to editor to see checkout page.', 'shopengine');
}
?>
</div>