refactor!: hoist isBackgroundProcess script detection to utils package

Author: mirceahasegan

Diff for: packages/util/src/environment.ts

@@ -16,3 +16,12 @@ export const isProductionEnvironment = (): boolean => process.env.NODE_ENV === E
 
 export const getEnvironmentConfiguration = (): Environment =>
   isProductionEnvironment() ? Environment.Production : Environment.Development;
+
+/**
+ * Chrome extensions use a service worker that does not have a window object.
+ * Firefox addons use a generated background page to run the background script, so they have a window object
+ *
+ * @returns {boolean} True if the script is running in a background/service worker process, false otherwise.
+ */
+export const isBackgroundProcess = () =>
+  typeof window === 'undefined' || window.location.href.includes('_generated_background');

Diff for: packages/wallet/src/services/util/connectionStatusTracker.ts

@@ -1,4 +1,5 @@
 import { NEVER, Observable, distinctUntilChanged, fromEvent, map, merge, shareReplay, startWith } from 'rxjs';
+import { isBackgroundProcess } from '@cardano-sdk/util';
 
 export enum ConnectionStatus {
   down = 0,
@@ -21,7 +22,7 @@ export interface ConnectionStatusTrackerInternals {
  * @returns {ConnectionStatusTracker} ConnectionStatusTracker
  */
 export const createSimpleConnectionStatusTracker = ({
-  isNodeEnv = typeof window === 'undefined',
+  isNodeEnv = isBackgroundProcess(),
   online$ = isNodeEnv ? NEVER : fromEvent(window, 'online'),
   offline$ = isNodeEnv ? NEVER : fromEvent(window, 'offline'),
   initialStatus = isNodeEnv ? true : navigator.onLine

Diff for: packages/web-extension/src/messaging/index.ts

@@ -1,8 +1,9 @@
 import { BackgroundMessenger, createBackgroundMessenger, generalizeBackgroundMessenger } from './BackgroundMessenger';
 import { ChannelName, ConsumeRemoteApiOptions, ExposeApiProps, MessengerDependencies } from './types';
-import { FinalizationRegistryDestructor, isBackgroundProcess } from './util';
+import { FinalizationRegistryDestructor } from './util';
 import { consumeMessengerRemoteApi, exposeMessengerApi } from './remoteApi';
 import { createNonBackgroundMessenger } from './NonBackgroundMessenger';
+import { isBackgroundProcess } from '@cardano-sdk/util';
 
 export * from './BackgroundMessenger';
 export * from './NonBackgroundMessenger';

Diff for: packages/web-extension/src/messaging/util.ts

@@ -77,7 +77,3 @@ export class FinalizationRegistryDestructor implements Destructor {
     this.#registry.register(obj, objectId);
   }
 }
-
-// Firefox addons use a generated background page to run the background script, so they have a window object
-export const isBackgroundProcess = () =>
-  typeof window === 'undefined' || window.location.href.includes('_generated_background');