add stub methods for redis notification repository

src/repositories/RedisNotificationRepository.ts

@@ -0,0 +1,33 @@
+import {
+  Listener,
+  NotificationLookupArguments,
+  NotificationRepository,
+  ScheduledNotification
+} from "./NotificationRepository";
+
+class RedisNotificationRepository implements NotificationRepository {
+  addOrUpdateNotification(notification: ScheduledNotification): Promise<void> {
+    return Promise.resolve(undefined);
+  }
+
+  public async deleteNotificationIfExists(lookupArguments: NotificationLookupArguments): Promise<void> {
+  }
+
+  public async getAllNotificationsForShuttleAndStopId(shuttleId: string, stopId: string): Promise<ScheduledNotification[]> {
+    return [];
+  }
+
+  public async getSecondsThresholdForNotificationIfExists(lookupArguments: NotificationLookupArguments): Promise<number | null> {
+    return null;
+  }
+
+  public async isNotificationScheduled(lookupArguments: NotificationLookupArguments): Promise<boolean> {
+    return false;
+  }
+
+  subscribeToNotificationChanges(listener: Listener): void {
+  }
+
+  unsubscribeFromNotificationChanges(listener: Listener): void {
+  }
+}