refactoring: bills service.

refactoring: bills payments made service.

server/src/subscribers/customers.ts

@@ -0,0 +1,46 @@
+import { Container, Inject, Service } from 'typedi';
+import { EventSubscriber, On } from 'event-dispatch';
+import events from 'subscribers/events';
+import TenancyService from 'services/Tenancy/TenancyService';
+import CustomersService from 'services/Contacts/CustomersService';
+
+@EventSubscriber()
+export default class CustomersSubscriber {
+  logger: any;
+  tenancy: TenancyService;
+  customersService: CustomersService;
+
+  constructor() {
+    this.logger = Container.get('logger');
+    this.customersService = Container.get(CustomersService);
+  }
+
+  @On(events.customers.onCreated)
+  async handleWriteOpenBalanceEntries({ tenantId, customerId, customer }) {
+
+    // Writes the customer opening balance journal entries.
+    if (customer.openingBalance) {
+      await this.customersService.writeCustomerOpeningBalanceJournal(
+        tenantId,
+        customer.id,
+        customer.openingBalance,
+      );
+    }
+  }
+
+  @On(events.customers.onDeleted)
+  async handleRevertOpeningBalanceEntries({ tenantId, customerId }) {
+
+    await this.customersService.revertOpeningBalanceEntries(
+      tenantId, customerId,
+    );
+  }
+
+  @On(events.customers.onBulkDeleted)
+  async handleBulkRevertOpeningBalanceEntries({ tenantId, customersIds }) {
+
+    await this.customersService.revertOpeningBalanceEntries(
+      tenantId, customersIds,
+    );
+  }
+}