[notifications] Guard notifications from loading badgin in SSR (expo#…

…10741)

packages/expo-notifications/CHANGELOG.md

@@ -28,6 +28,7 @@
 - Removed the large icon from managed workflow. ([#10492](https://github.com/expo/expo/pull/10492) by [@lukmccall](https://github.com/lukmccall))
 - Fixed crash happening due to non-existent `ExpoNotificationsService` being declared in `AndroidManifest.xml`. ([#10638](https://github.com/expo/expo/pull/10638) by [@sjchmiela](https://github.com/sjchmiela))
 - Fixed notifications _not_ playing any sound when `shouldShowAlert: false` but `shouldPlaySound: true` in `setNotificationHandler`. ([#10699](https://github.com/expo/expo/pull/10699) by [@cruzach](https://github.com/cruzach))
+- Add guard against badgin usage in SSR environments. ([#10741](https://github.com/expo/expo/pull/10741) by [@bycedric](https://github.com/bycedric))
 
 ## 0.7.1 — 2020-08-26
 

packages/expo-notifications/src/BadgeModule.web.ts

@@ -1,16 +1,20 @@
-import * as badgin from 'badgin';
-
 import { BadgeModule } from './BadgeModule.types';
 
 let lastSetBadgeCount = 0;
 
-export default {
+const badgeModule: BadgeModule = {
   addListener: () => {},
   removeListeners: () => {},
   getBadgeCountAsync: async () => {
     return lastSetBadgeCount;
   },
-  setBadgeCountAsync: async (badgeCount: number, options?: badgin.Options) => {
+  setBadgeCountAsync: async (badgeCount, options) => {
+    // If this module is loaded in SSR (NextJS), we can't modify the badge.
+    // It also can't load the badgin module, that instantly invokes methods on window.
+    if (typeof window === 'undefined') {
+      return false;
+    }
+    const badgin = require('badgin');
     if (badgeCount > 0) {
       badgin.set(badgeCount, options);
     } else {
@@ -19,4 +23,6 @@ export default {
     lastSetBadgeCount = badgeCount;
     return true;
   },
-} as BadgeModule;
+};
+
+export default badgeModule;