class Coupon_Discount_Calculator {
    private $context = null;

    public function __construct() {
        add_filter( "adp_context_created", array( $this, 'save_context' ) );
        add_filter( 'wdp_amount_saved', array( $this, 'add_woocommerce_coupon_discounts_to_saved_amount' ), 10, 2 );
    }

    public function save_context( $context ) {
        if ( !isset( $this->context ) ) {
            $this->context = $context;
        }
        return $context;
    }

    public function add_woocommerce_coupon_discounts_to_saved_amount( $amount_saved, $cart_items ) {
        $includeTax = 'incl' === $this->context->get_tax_display_cart_mode();

        foreach ( WC()->cart->get_coupons() as $wcCoupon ) {
            $code = $wcCoupon->get_code();
            $adpData = $wcCoupon->get_meta( 'adp', true, 'edit' );

            if ( !isset( $adpData['parts'] ) ) {
                /** @var $coupon CouponCart */
                $woocommerce_coupon_discount = WC()->cart->get_coupon_discount_amount( $code, !$includeTax );
                $amount_saved += $woocommerce_coupon_discount;
            }
        }

        return $amount_saved;
    }
}

new Coupon_Discount_Calculator();