public function declareRoutes(WordPressRouteCollector $r) {
        $login = new LoginWithAmazon($this->module);

        $r->addPublicRoute('GET', '/loginWithAmazon', [$login, 'memberPageLogin']);

        // Welcart normal checkout redirect routes
        $r->addGroup('/checkout/welcart', function (WordPressRouteCollector $r) {
            // middleware
            $middleware = new Middleware();
            $amazonMiddleware = new AmazonMiddleware($this->module);

            // route guards
            $routeGuards = new RedirectRouteGuards($this->module, new RestRouteGuards($this->module));
            $amazonRouteGuards = new AmazonRedirectRouteGuards($this->module);

            $r->addPublicRoute(
                ['POST', 'GET'],
                '/payandship/once/review',
                function () {
                    (new Views\ConfirmPageReview\Factory())->getInstance($this->module)->init()->addHooks();
                },
                [
                    $amazonRouteGuards->sessionIdExistsOrExit(),
                    $amazonMiddleware->putGetCheckoutSessionResponseInSession(),
                    $amazonMiddleware->setDeliveryDataWithCheckoutSession(true),
                    $middleware->updateWelcartEntries(),
                    $routeGuards->addressCheck(),
                ]
            );

            $r->addPublicRoute(
                ['POST', 'GET'],
                '/payonly/once/review',
                function () {
                    (new Views\ConfirmPageReview\Factory())->getInstance($this->module)->init()->addHooks();
                },
                [
                    $amazonRouteGuards->sessionIdExistsOrExit(),
                    $amazonMiddleware->putGetCheckoutSessionResponseInSession(),
                ]
            );
        });

        // QuickPay redirect routes
        $r->addGroup('/checkout/quickpay', function (WordPressRouteCollector $r) use ($login) {
            // handlers
            $payAndShipCartReview = (new Views\CheckoutReview\PayAndShip\Factory())->getInstance($this->module);
            $payOnlyCartReview = (new Views\CheckoutReview\PayOnly\Factory())->getInstance($this->module);
            $dlsellerLogin = (new Views\CustomerPage\Factory())->getInstance($this->module);

            // route guards
            $routeGuards = new RedirectRouteGuards($this->module, new RestRouteGuards($this->module));
            $amazonRouteGuards = new AmazonRedirectRouteGuards($this->module);

            // middleware
            $middleware = new Middleware();
            $amazonMiddleware = new AmazonMiddleware($this->module);

            $payAndShipOnceMiddlewares = [
                $amazonRouteGuards->sessionIdExistsOrExit(),
                $routeGuards->cartNotEmptyOrExit(),
                $routeGuards->itemsInStockOrCartRedirect(),
                $login->loginWithAmazonCheckoutSession(),
                $amazonMiddleware->setPaymentMethodToAmazonPay(),
                $amazonMiddleware->putGetCheckoutSessionResponseInSession(),
                $amazonMiddleware->setCustomerDataWithCheckoutSession(true),
                $amazonMiddleware->setDeliveryDataWithCheckoutSession(),
                $middleware->updateWelcartEntries(),
                $routeGuards->addressCheck(),
                $middleware->updateFees(),
                $middleware->setOrderConditions(),
                $middleware->setMemberPoints(),
                $routeGuards->dlsellerLoginRedirect(),
            ];

            $payOnlyOnceMiddlewares = [
                $amazonRouteGuards->sessionIdExistsOrExit(),
                $routeGuards->cartNotEmptyOrExit(),
                $routeGuards->itemsInStockOrCartRedirect(),
                $login->loginWithAmazonCheckoutSession(),
                $amazonMiddleware->setPaymentMethodToAmazonPay(),
                $amazonMiddleware->putGetCheckoutSessionResponseInSession(),
                $amazonMiddleware->setCustomerDataWithCheckoutSession(false),
                $amazonMiddleware->payOnlyClearDeliverySession(),
                $middleware->updateWelcartEntries(),
                $middleware->updateFees(),
                $middleware->setOrderConditions(),
                $middleware->setMemberPoints(),
                $routeGuards->dlsellerLoginRedirect(),
            ];

            $r->addPublicRoute(
                ['POST', 'GET'],
                '/dlsellerLogin',
                [$dlsellerLogin, 'loadPage'],
                [$routeGuards->quickPayRedirectOnLoginSuccess()]
            );

            $r->addPublicRoute(
                ['POST', 'GET'],
                '/payandship/once/review',
                [$payAndShipCartReview, 'loadPage'],
                $payAndShipOnceMiddlewares
            );

            $r->addPublicRoute(
                ['POST', 'GET'],
                '/payonly/once/review',
                [$payOnlyCartReview, 'loadPage'],
                $payOnlyOnceMiddlewares
            );
        });
    }