Changing the coupon-on-crash ample to coupon-on-purchase

Change-Id: I409d39403c36da6acc3d246fc2405056f2a490c2

Author: Nicolas Garnier

README.md

@@ -139,9 +139,9 @@ Uses an Auth trigger.
 This sample shows how to send a survey to your users who have updated your app. App Update is detected using a Firebase Analytics event.
 Uses an Analytics trigger.
 
-### [Send a coupon to users who experienced a crash](/coupon-on-crash)
+### [Send a coupon to user who have completed a purchase](/coupon-on-purchase)
 
-This sample shows how to send a coupon to your users if a crash has been detected though a Firebase analytics event.
+This sample shows how to send a coupon to your users who have just purchased something. 10% off on your next purchase!
 Uses an Analytics trigger.
 
 ### [Delete Inactive Users Accounts Cron](/delete-unused-accounts-cron)

coupon-on-crash/README.md renamed to coupon-on-purchase/README.md

@@ -1,6 +1,6 @@
-# Send a coupon via FCM when there is a crash
+# Send a coupon via FCM to users who have completed a purchase
 
-This sample shows how to send a coupon to your users if a crash has been detected though Firebase analytics.
+This sample shows how to send a coupon to your users who have just purchased something. For instance: 10% off on your next purchase!
 
 
 ## Functions Code
@@ -14,14 +14,13 @@ The dependencies are listed in [functions/package.json](functions/package.json).
 
 ## Trigger rules
 
-The function triggers on changes to `app_exception` Firebase Analytics events. For other automatically logged events see: https://support.google.com/firebase/answer/6317485
+The function triggers on changes to `in_app_purchase` Firebase Analytics events. For other automatically logged events see: https://support.google.com/firebase/answer/6317485
 
 
 ## Deploy and test
 
 This sample can be tested on your Android and iOS app. To test it out:
 
- - Make sure you set the `app_exception` events as being a **Conversion event** in your project. You can do this on the Analytics section > Events tab.
  - Set the project to your Firebase project using `firebase use --add` then select your projec tin the list.
  - Deploy your project using `firebase deploy`
  - Make your app crash (somehow).

coupon-on-crash/firebase.json renamed to coupon-on-purchase/firebase.json

@@ -21,28 +21,28 @@ admin.initializeApp(functions.config().firebase);
 
 // [START all]
 /**
- * After a user has experienced a crash of the app. Send them a coupon via FCM.
+ * After a user has completed a purchase. Send them a coupon via FCM valid on their next purchase.
  */
 // [START trigger]
-exports.sendCouponOnCrash = functions.analytics.event('app_exception').onLog(event => {
+exports.sendCouponOnPurchase = functions.analytics.event('in_app_purchase').onLog(event => {
 // [END trigger]
   // [START attributes]
   const user = event.data.user;
   const uid = user.userId; // The user ID set via the setUserId API.
-  const lifetimeValue = user.ltvInUSD; // Lifetime Value revenue of the user in USD.
+  const purchaseValue = event.data.valueInUSD; // Amount of the purchase in USD.
   const userLanguage = user.deviceInfo.userDefaultLanguage; // The user language in language-country format.
   // [END attributes]
 
-  // For users with a lifetime revenue above 2000 USD we send a coupon of higher value.
-  if (lifetimeValue > 2000) {
+  // For purchases above 500 USD we send a coupon of higher value.
+  if (purchaseValue > 500) {
     return sendHighValueCouponViaFCM(uid, userLanguage);
   }
   return sendCouponViaFCM(uid, userLanguage);
 });
 // [END all]
 
 /**
- * Sends the given coupon Code via FCM to the list of device tokens.
+ * Sends a coupon code via FCM to the given user.
  *
  * @param {string} uid The UID of the user.
  * @param {string} userLanguage The user language in language-country format.
@@ -54,17 +54,17 @@ function sendCouponViaFCM(uid, userLanguage) {
       // Notification details.
       let payload = {
         notification: {
-          title: 'Special Offer!',
-          body: 'Get 10$ off your next purchase with "CRASH10".'
+          title: 'Thanks for your Purchase!',
+          body: 'Get 10% off your next purchase with "COMEBACK10".'
         }
       };
 
       // Notification in French.
       if (userLanguage.split('-')[0] === 'fr') {
         payload = {
           notification: {
-            title: 'Offre Speciale!',
-            body: 'Obtenez 10$ de réduction sur votre prochain achat avec "CRASH10".'
+            title: 'Merci pour votre achat!',
+            body: 'Obtenez 10% de réduction sur votre prochain achat avec "COMEBACK10".'
           }
         };
       }
@@ -76,7 +76,7 @@ function sendCouponViaFCM(uid, userLanguage) {
 }
 
 /**
- * Sends the given coupon Code via FCM to the list of device tokens.
+ * Sends a high value coupon vode via FCM to the given user.
  *
  * @param {string} uid The UID of the user.
  * @param {string} userLanguage The user language in language-country format.
@@ -88,17 +88,17 @@ function sendHighValueCouponViaFCM(uid, userLanguage) {
       // Notification details.
       let payload = {
         notification: {
-          title: 'Special Offer!',
-          body: 'Get 30$ off your next purchase with "CRASH30".'
+          title: 'Thanks for your Purchase!',
+          body: 'Get 10% off your next purchase with "COMEBACK30".'
         }
       };
 
       // Notification in French.
       if (userLanguage.split('-')[0] === 'fr') {
         payload = {
           notification: {
-            title: 'Offre Speciale!',
-            body: 'Obtenez 30$ de réduction sur votre prochain achat avec "CRASH30".'
+            title: 'Merci pour votre achat!',
+            body: 'Obtenez 10% de réduction sur votre prochain achat avec "COMEBACK30".'
           }
         };
       }