rename class to InterchangeSystem.ts and add builder arguments

src/entities/InterchangeSystem.ts

@@ -0,0 +1,47 @@
+import { ShuttleRepositoryLoader } from "../loaders/ShuttleRepositoryLoader";
+import { ETANotificationScheduler } from "../notifications/schedulers/ETANotificationScheduler";
+import { TimedApiBasedShuttleRepositoryLoader } from "../loaders/TimedApiBasedShuttleRepositoryLoader";
+import { UnoptimizedInMemoryShuttleRepository } from "../repositories/UnoptimizedInMemoryShuttleRepository";
+import { RedisNotificationRepository } from "../repositories/RedisNotificationRepository";
+import { NotificationRepository } from "../repositories/NotificationRepository";
+import { ShuttleGetterSetterRepository } from "../repositories/ShuttleGetterSetterRepository";
+
+export interface InterchangeSystemBuilderArguments {
+  name: string;
+  passioSystemId: string;
+}
+
+export class InterchangeSystem {
+  constructor(
+    public systemId: string,
+    public shuttleDataLoader: ShuttleRepositoryLoader,
+    public shuttleRepository: ShuttleGetterSetterRepository,
+    public notificationScheduler: ETANotificationScheduler,
+    public notificationRepository: NotificationRepository,
+  ) {
+  }
+
+  /**
+   * Construct an instance of the class where all composited
+   * classes are correctly linked.
+   * @param args
+   * @param notificationRepository
+   */
+  static build(
+    args: InterchangeSystemBuilderArguments,
+    notificationRepository: NotificationRepository = new RedisNotificationRepository()
+  ) {
+    const shuttleRepository = new UnoptimizedInMemoryShuttleRepository();
+    const shuttleDataLoader = new TimedApiBasedShuttleRepositoryLoader(args.passioSystemId, shuttleRepository);
+
+    const notificationScheduler = new ETANotificationScheduler(shuttleRepository, notificationRepository);
+
+    return new InterchangeSystem(
+      args.name,
+      shuttleDataLoader,
+      shuttleRepository,
+      notificationScheduler,
+      notificationRepository,
+    );
+  }
+}