AC-2044::Cart Price Rule with shipping method set as condition is not working Magento

Author: mahesh-singh-rajawat

app/code/Magento/Checkout/view/frontend/web/js/model/cart/shipping-save-processor/default.js

@@ -0,0 +1,62 @@
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+define([
+    'ko',
+    'Magento_Checkout/js/model/quote',
+    'Magento_Checkout/js/model/resource-url-manager',
+    'mage/storage',
+    'Magento_Checkout/js/model/error-processor',
+    'Magento_Checkout/js/model/full-screen-loader',
+    'Magento_Checkout/js/action/select-billing-address'
+], function (
+    ko,
+    quote,
+    resourceUrlManager,
+    storage,
+    errorProcessor,
+    fullScreenLoader,
+    selectBillingAddressAction
+) {
+    'use strict';
+
+    return {
+        /**
+         * @return {jQuery.Deferred}
+         */
+        saveShippingInformation: function () {
+            var payload;
+
+            if (!quote.billingAddress() && quote.shippingAddress().canUseForBilling()) {
+                selectBillingAddressAction(quote.shippingAddress());
+            }
+
+            payload = {
+                addressInformation: {
+                    'shipping_address': quote.shippingAddress(),
+                    'billing_address': quote.billingAddress(),
+                    'shipping_method_code': quote.shippingMethod()['method_code'],
+                    'shipping_carrier_code': quote.shippingMethod()['carrier_code']
+                }
+            };
+
+            fullScreenLoader.startLoader();
+
+            return storage.post(
+                resourceUrlManager.getUrlForSetShippingInformation(quote),
+                JSON.stringify(payload)
+            ).done(
+                function (response) {
+                    fullScreenLoader.stopLoader();
+                }
+            ).fail(
+                function (response) {
+                    errorProcessor.process(response);
+                    fullScreenLoader.stopLoader();
+                }
+            );
+        }
+    };
+});

app/code/Magento/Checkout/view/frontend/web/js/model/shipping-rates-validator.js

@@ -201,10 +201,6 @@ define([
                 addressFlat = uiRegistry.get('checkoutProvider').shippingAddress;
                 address = addressConverter.formAddressDataToQuoteAddress(addressFlat);
                 selectShippingAddress(address);
-
-                if (quote.shippingMethod()) {
-                    setShippingInformationAction();
-                }
             }
         },
 

app/code/Magento/Checkout/view/frontend/web/js/model/shipping-save-processor/default.js

@@ -33,8 +33,7 @@ define([
          * @return {jQuery.Deferred}
          */
         saveShippingInformation: function () {
-            var payload,
-                email;
+            var payload;
 
             if (!quote.billingAddress() && quote.shippingAddress().canUseForBilling()) {
                 selectBillingAddressAction(quote.shippingAddress());
@@ -50,7 +49,6 @@ define([
             };
 
             payloadExtender(payload);
-
             fullScreenLoader.startLoader();
 
             return storage.post(
@@ -59,12 +57,7 @@ define([
             ).done(
                 function (response) {
                     quote.setTotals(response.totals);
-                    email = quote.shippingAddress().email;
-
-                    if (!_.isUndefined(email) && email) {
-                        paymentService.setPaymentMethods(methodConverter(response['payment_methods']));
-                    }
-
+                    paymentService.setPaymentMethods(methodConverter(response['payment_methods']));
                     fullScreenLoader.stopLoader();
                 }
             ).fail(

app/code/Magento/Checkout/view/frontend/web/js/view/cart/shipping-rates.js

@@ -11,9 +11,21 @@ define([
     'Magento_Catalog/js/price-utils',
     'Magento_Checkout/js/model/quote',
     'Magento_Checkout/js/action/select-shipping-method',
-    'Magento_Checkout/js/action/set-shipping-information',
+    'Magento_Checkout/js/model/shipping-save-processor',
+    'Magento_Checkout/js/model/cart/shipping-save-processor/default',
     'Magento_Checkout/js/checkout-data'
-], function (ko, _, Component, shippingService, priceUtils, quote, selectShippingMethodAction, setShippingInformationAction, checkoutData) {
+], function (
+    ko,
+    _,
+    Component,
+    shippingService,
+    priceUtils,
+    quote,
+    selectShippingMethodAction,
+    shippingSaveProcessor,
+    cartShippingProcessor,
+    checkoutData
+) {
     'use strict';
 
     return Component.extend({
@@ -35,9 +47,14 @@ define([
          */
         initObservable: function () {
             var self = this;
-
+            shippingSaveProcessor.registerProcessor('cart', cartShippingProcessor);
             this._super();
 
+            this.selectedShippingMethod.subscribe(function (value) {
+                if (quote.shippingMethod()) {
+                    shippingSaveProcessor.saveShippingInformation('cart');
+                }
+            });
             this.shippingRates.subscribe(function (rates) {
                 self.shippingRateGroups([]);
                 _.each(rates, function (rate) {
@@ -78,11 +95,6 @@ define([
         selectShippingMethod: function (methodData) {
             selectShippingMethodAction(methodData);
             checkoutData.setSelectedShippingRate(methodData['carrier_code'] + '_' + methodData['method_code']);
-
-            if (quote.shippingMethod()) {
-                setShippingInformationAction();
-            }
-
             return true;
         }
     });