if ( $date_diff ) {
            echo '<div class="sale-product-daily-deal' . $extra_class . '"' . ( $extra_class ? ' style="display: none"' : '' ) . '>';
                echo '<h5 class="daily-deal-title">' . esc_html__( 'Offer Ends In:', 'porto' ) . '</h5>';
            if ( $is_single ) {
                echo do_shortcode( '[porto_countdown datetime="' . $date_diff . '" countdown_opts="sday,shr,smin,ssec" string_days="' . esc_attr__( 'Day', 'porto' ) . '" string_days2="' . esc_attr__( 'Days', 'porto' ) . '" string_hours="' . esc_attr__( 'Hour', 'porto' ) . '" string_hours2="' . esc_attr__( 'Hours', 'porto' ) . '" string_minutes="' . esc_attr__( 'Minute', 'porto' ) . '" string_minutes2="' . esc_attr__( 'Minutes', 'porto' ) . '" string_seconds="' . esc_attr__( 'Second', 'porto' ) . '" string_seconds2="' . esc_attr__( 'Seconds', 'porto' ) . '"]' );
            } else {
                echo do_shortcode( '[porto_countdown datetime="' . $date_diff . '" countdown_opts="sday,shr,smin,ssec" string_days="' . esc_attr__( 'Day', 'porto' ) . '" string_days2="' . esc_attr__( 'Days', 'porto' ) . '" string_hours=":" string_hours2=":" string_minutes=":" string_minutes2=":" string_seconds="" string_seconds2=""]' );
            }
            echo '</div>';
        }
    }
}

// get sale end date
function porto_woocommerce_get_sale_end_date( $vars, $product, $variation ) {
    if ( $variation->is_on_sale() ) {
        $date_diff = $variation->get_date_on_sale_to();
        if ( $date_diff ) {
            $date_diff                     = $date_diff->date( 'Y/m/d H:i:s' );
            $vars['porto_date_on_sale_to'] = $date_diff;
        }
    }
    return $vars;
}