feat: mark specific template as default

packages/server/src/services/PdfTemplate/AssignPdfTemplateDefault.ts

@@ -0,0 +1,47 @@
+import { Service, Inject } from 'typedi';
+import HasTenancyService from '../Tenancy/TenancyService';
+import UnitOfWork from '../UnitOfWork';
+import { Knex } from 'knex';
+import { EventPublisher } from '@/lib/EventPublisher/EventPublisher';
+import events from '@/subscribers/events';
+
+@Service()
+export class AssignPdfTemplateDefault {
+  @Inject()
+  private tenancy: HasTenancyService;
+
+  @Inject()
+  private uow: UnitOfWork;
+
+  @Inject()
+  private eventPublisher: EventPublisher;
+
+  public async assignDefaultTemplate(tenantId: number, templateId: number) {
+    const { PdfTemplate } = this.tenancy.models(tenantId);
+
+    const oldPdfTempalte = await PdfTemplate.query()
+      .findById(templateId)
+      .throwIfNotFound();
+
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx?: Knex.Transaction) => {
+        await PdfTemplate.query(trx)
+          .where('resource', oldPdfTempalte.resource)
+          .patch({ default: false });
+
+        await PdfTemplate.query(trx)
+          .findById(templateId)
+          .patch({ default: true });
+
+        await this.eventPublisher.emitAsync(
+          events.pdfTemplate.onAssignedDefault,
+          {
+            tenantId,
+            templateId,
+          }
+        );
+      }
+    );
+  }
+}