feat(server): Events tracking using Posthog

packages/server/src/services/EventsTracker/events/SaleInvoicesEventsTracker.ts

@@ -0,0 +1,67 @@
+import { Inject, Service } from 'typedi';
+import { EventSubscriber } from '@/lib/EventPublisher/EventPublisher';
+import {
+  ISaleInvoiceCreatedPayload,
+  ISaleInvoiceEditedPayload,
+} from '@/interfaces';
+import { PosthogService } from '../PostHog';
+import events from '@/subscribers/events';
+import {
+  SALE_INVOICE_CREATED,
+  SALE_INVOICE_DELETED,
+  SALE_INVOICE_EDITED,
+} from '@/constants/event-tracker';
+
+@Service()
+export class SaleInvoiceEventsTracker extends EventSubscriber {
+  @Inject()
+  private posthog: PosthogService;
+
+  /**
+   * Constructor method.
+   */
+  public attach(bus) {
+    bus.subscribe(
+      events.saleInvoice.onCreated,
+      this.handleTrackInvoiceCreatedEvent
+    );
+    bus.subscribe(
+      events.saleInvoice.onEdited,
+      this.handleTrackEditedInvoiceEvent
+    );
+    bus.subscribe(
+      events.saleInvoice.onDeleted,
+      this.handleTrackDeletedInvoiceEvent
+    );
+  }
+
+  private handleTrackInvoiceCreatedEvent = ({
+    tenantId,
+  }: ISaleInvoiceCreatedPayload) => {
+    this.posthog.trackEvent({
+      distinctId: `tenant-${tenantId}`,
+      event: SALE_INVOICE_CREATED,
+      properties: {},
+    });
+  };
+
+  private handleTrackEditedInvoiceEvent = ({
+    tenantId,
+  }: ISaleInvoiceEditedPayload) => {
+    this.posthog.trackEvent({
+      distinctId: `tenant-${tenantId}`,
+      event: SALE_INVOICE_EDITED,
+      properties: {},
+    });
+  };
+
+  private handleTrackDeletedInvoiceEvent = ({
+    tenantId,
+  }: ISaleInvoiceEditedPayload) => {
+    this.posthog.trackEvent({
+      distinctId: `tenant-${tenantId}`,
+      event: SALE_INVOICE_DELETED,
+      properties: {},
+    });
+  };
+}