Check last order status

lambda/main/constants.js

@@ -38,6 +38,7 @@ module.exports.ElasticPathIntents = {
     DESCRIBE_LISTED_PRODUCT: 'DescribeListedProductIntent',
     DESCRIBE_PRODUCT: 'DescribeProductIntent',
     GET_CART: 'GetCartIntent',
+    GET_PREVIOUS_PURCHASE_STATUS: 'GetPreviousPurchaseStatusIntent',
     GET_WISLIST: 'GetWishlistIntent',
     KEYWORD_SEARCH: 'KeywordSearchIntent',
     MOVE_TO_CART: 'MoveToCartIntent',

lambda/main/cortex.js

@@ -329,4 +329,15 @@ Cortex.prototype.cortexCheckout = function () {
         });
 }
 
+Cortex.prototype.cortexGetPurchases = function () {
+    return new Promise((resolve, reject) => {
+        this.cortexGet(`${this.cortexBaseUrl}?zoom=defaultprofile:purchases:element`)
+        .then((data) => {
+            const purchases = (data._defaultprofile) ? data._defaultprofile[0]._purchases[0]._element : [];
+            resolve(purchases);
+
+        }).catch((err) => reject(err));
+    });
+}
+
 module.exports = Cortex;

lambda/main/handlers/getpreviouspurchase.handler.js

@@ -0,0 +1,54 @@
+/**
+ * Copyright © 2018 Elastic Path Software Inc. All rights reserved.
+ *
+ * This is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this license. If not, see
+ *
+ *     https://www.gnu.org/licenses/
+ *
+ *
+ */
+
+const Cortex = require('../cortex');
+const SpeechAssets = require('../speech/assets');
+const { isIntentRequestOfType } = require('../utils');
+const { ElasticPathIntents } = require('../constants');
+
+const GetPreviousPurchaseStatusHandler = {
+    canHandle({requestEnvelope}) {
+        return isIntentRequestOfType(requestEnvelope, ElasticPathIntents.GET_PREVIOUS_PURCHASE_STATUS);
+    },
+    handle({responseBuilder}) {
+        return new Promise((resolve, reject) => {
+            Cortex.getCortexInstance()
+            .cortexGetPurchases()
+            .then((items) => {
+                if (items.length > 0) {
+                    const previousPurchase = items[0];
+                    resolve(responseBuilder
+                        .speak(SpeechAssets.describePurchaseStatus(previousPurchase["purchase-number"], previousPurchase.status))
+                        .reprompt(SpeechAssets.readyToCheckOut())
+                        .getResponse());
+                } else {
+                    resolve(responseBuilder
+                        .speak(SpeechAssets.emptyPurchases())
+                        .reprompt(SpeechAssets.howElseCanIHelp())
+                        .getResponse());
+                }
+            })
+            .catch((err) => reject(err));
+        });
+    }
+}
+
+module.exports = GetPreviousPurchaseStatusHandler;

lambda/main/index.js

@@ -34,6 +34,7 @@ const DescribeProductHandler = require('./handlers/describeproduct.handler');
 const DescribeListedProductHandler = require('./handlers/descibelistedproduct.handler');
 const GetCartHandler = require('./handlers/getcart.handler');
 const GetWishlistHandler = require('./handlers/getwishlist.handler');
+const GetPreviousPurchaseHandler = require('./handlers/getpreviouspurchase.handler');
 const HelpIntentHandler = require('./handlers/helpintent.handler');
 const KeywordSearchHandler = require('./handlers/keywordsearch.handler');
 const MoveToCartHandler= require('./handlers/movetocart.handler');
@@ -68,6 +69,7 @@ exports.handler = Alexa.SkillBuilders.custom()
         DescribeListedProductHandler,
         GetCartHandler,
         GetWishlistHandler,
+        GetPreviousPurchaseHandler,
         HelpIntentHandler,
         KeywordSearchHandler,
         MoveToCartHandler,

lambda/main/speech/assets.js

@@ -140,6 +140,9 @@ const speechAssets = {
     noItemsInWishlist: [
         'Your wishlist is empty, add some items first. '
     ],
+    noPurchases: [
+        'You have no previous purchases, complete an order first. '
+    ],
     purchaseSuccess: [
         'Great!  Your purchase was successful. ',
         'Ok, your order has been placed. ',
@@ -150,6 +153,12 @@ const speechAssets = {
         'Here\'s the description: <<itemDescription>>; The <<itemName>> retails for <<itemPrice>>. ',
         'Here\'s the write-up: <<itemDescription>>; The <<itemName>> retails for <<itemPrice>>. '
     ],
+    describePurchaseStatus: [
+        'Your previous order, order number <<orderNumber>>, is <<status>>. ',
+        'Your previous purchase, order number <<orderNumber>>, is <<status>>. ',
+        'Your last order, order number <<orderNumber>>, is <<status>>. ',
+        'Your last purchase, order number <<orderNumber>>, is <<status>>. ',
+    ],
     describePrice: [
         '<<itemPrice>>. '
     ],
@@ -238,7 +247,7 @@ const pickVariation = function(arrayOfResponses) {
 
 const cleanOutput = function(...output) {
     // eslint-disable-next-line no-useless-escape
-    return ` ${output.join(' ').replace(/(?!\.[\d\.])\./g, '. ').replace(/&/g, 'and').replace(/\s\s+/g, ' ')} `;
+    return ` ${output.join(' ').replace(/(?!\.[\d\.])\./g, '. ').replace(/&/g, 'and').replace(/\s\s+/g, ' ').replace(/_/g, ' ')} `;
 }
 
 assets.prototype.greeting = function() {
@@ -346,6 +355,14 @@ assets.prototype.describeProduct = function(description, item) {
     return cleanOutput(this.positiveFiller(), response);
 };
 
+assets.prototype.describePurchaseStatus = function(orderNumber, status) {
+    const response = pickVariation(speechAssets.describePurchaseStatus)
+        .replace('<<orderNumber>>', orderNumber)
+        .replace('<<status>>', status);
+
+    return cleanOutput(this.positiveFiller(), response);
+};
+
 assets.prototype.noProductToDescribe = function() {
     return cleanOutput(this.appologeticFiller(), speechAssets.noProductToDescribe, this.howElseCanIHelp());
 };
@@ -453,6 +470,10 @@ assets.prototype.emptyWishlist = function() {
     return cleanOutput(pickVariation(speechAssets.noItemsInWishlist), this.howElseCanIHelp());
 };
 
+assets.prototype.emptyPurchases = function() {
+    return cleanOutput(pickVariation(speechAssets.noPurchases), this.howElseCanIHelp());
+};
+
 assets.prototype.fullCheckoutMessage = function(quantity, total) {
     const checkoutString = speechAssets.itemsInCart[Math.floor(Math.random() * speechAssets.itemsInCart.length)]
         .replace('<<quantity>>', quantity)

models/en-US.json

@@ -274,6 +274,23 @@
             "remove item {ItemNumber} from my wish list",
             "delete item {ItemNumber} from my wish list"
           ]
+        },
+        {
+          "name": "GetPreviousPurchaseStatusIntent",
+          "samples": [
+            "What is the status of my last order",
+            "What is the status of my previous order",
+            "What is the status of my recent order",
+            "What is the status of my last purchase",
+            "What is the status of my previous purchase",
+            "What is the status of my recent purchase",
+            "Tell me the status of my last order",
+            "Tell me the status of my previous order",
+            "Tell me the status of my recent order",
+            "Tell me the status of my last purchase",
+            "Tell me the status of my previous purchase",
+            "Tell me the status of my recent purchase"
+          ]
         }
       ],
       "types": [