Added solution for business processes

Author: oskardudycz

workshops/introduction_to_event_sourcing/src/17_business_processes/regular/solution1_aggregates/entityDefinitionTests.exercises.test.ts

@@ -6,27 +6,29 @@ import {
   type EventStore,
   type MessageCatcher,
 } from '../../tools';
-import { GroupCheckoutFacade } from './groupCheckouts';
 import {
-  GuestStayFacade,
+  GroupCheckoutFacade,
+  type InitiateGroupCheckout,
+} from './groupCheckouts';
+import {
+  GuestStayAccountFacade,
   type CheckInGuest,
   type CheckoutGuest,
-  type InitiateGroupCheckout,
   type RecordCharge,
   type RecordPayment,
-} from './guestStayFacade';
+} from './guestStayAccounts';
 
 describe('Entity Definition Tests', () => {
   let eventStore: EventStore;
   let publishedEvents: MessageCatcher;
-  let guestStayFacade: GuestStayFacade;
+  let guestStayFacade: GuestStayAccountFacade;
   let groupCheckoutFacade: GroupCheckoutFacade;
   let now: Date;
 
   beforeEach(() => {
     eventStore = getEventStore();
     publishedEvents = getMessageCatcher();
-    guestStayFacade = GuestStayFacade({ eventStore });
+    guestStayFacade = GuestStayAccountFacade({ eventStore });
     groupCheckoutFacade = GroupCheckoutFacade({ eventStore });
     now = new Date();
     eventStore.use(publishedEvents.catchMessage);

workshops/introduction_to_event_sourcing/src/17_business_processes/regular/solution1_aggregates/guestStayFacade.ts

@@ -1,29 +1,34 @@
 import { faker } from '@faker-js/faker';
 import { v4 as uuid } from 'uuid';
 import {
+  getCommandBus,
   getEventStore,
   getMessageCatcher,
+  type CommandBus,
   type EventStore,
   type MessageCatcher,
 } from '../../tools';
+import type { InitiateGroupCheckout } from './groupCheckouts';
 import type {
   CheckInGuest,
   CheckoutGuest,
   RecordCharge,
   RecordPayment,
 } from './guestStayAccounts';
-import { GuestStayFacade, type InitiateGroupCheckout } from './guestStayFacade';
+import { GuestStayAccountFacade } from './guestStayAccounts';
 
 describe('Entity Definition Tests', () => {
   let eventStore: EventStore;
+  let commandBus: CommandBus;
   let publishedEvents: MessageCatcher;
-  let guestStayFacade: ReturnType<typeof GuestStayFacade>;
+  let guestStayFacade: GuestStayAccountFacade;
   let now: Date;
 
   beforeEach(() => {
     eventStore = getEventStore();
+    commandBus = getCommandBus();
     publishedEvents = getMessageCatcher();
-    guestStayFacade = GuestStayFacade({ eventStore: eventStore });
+    guestStayFacade = GuestStayAccountFacade({ eventStore, commandBus });
     now = new Date();
     eventStore.use(publishedEvents.catchMessage);
   });

workshops/introduction_to_event_sourcing/src/17_business_processes/regular/solution2_immutableEntities/entityDefinitionTests.exercises.test.ts

@@ -24,7 +24,7 @@ describe('Entity Definition Tests', () => {
   beforeEach(() => {
     eventStore = getEventStore();
     publishedEvents = getEventCatcher();
-    guestStayFacade = GuestStayFacade({ eventBus: eventStore });
+    guestStayFacade = GuestStayFacade({ eventStore: eventStore });
     now = new Date();
     eventStore.use(publishedEvents.catchMessage);
   });

workshops/introduction_to_event_sourcing/src/17_business_processes/regular/solution2_immutableEntities/guestStayFacade.ts

@@ -82,8 +82,8 @@ export type GroupCheckoutCommand =
   | RecordGuestCheckoutCompletion
   | RecordGuestCheckoutFailure;
 
-export const GuestStayFacade = (options: { eventBus: EventStore }) => {
-  const { eventBus: eventStore } = options;
+export const GuestStayFacade = (options: { eventStore: EventStore }) => {
+  const { eventStore: eventStore } = options;
 
   const aggregateOptions = {
     evolve: (state: GuestStayAccount | null, event: GuestStayAccountEvent) => {