add server to monorepo.

packages/server/src/services/Warehouses/CreateWarehouse.ts

@@ -0,0 +1,83 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import UnitOfWork from '@/services/UnitOfWork';
+import { EventPublisher } from '@/lib/EventPublisher/EventPublisher';
+import {
+  ICreateWarehouseDTO,
+  IWarehouse,
+  IWarehouseCreatedPayload,
+  IWarehouseCreatePayload,
+} from '@/interfaces';
+import HasTenancyService from '@/services/Tenancy/TenancyService';
+import events from '@/subscribers/events';
+import { WarehouseValidator } from './WarehouseValidator';
+
+@Service()
+export class CreateWarehouse {
+  @Inject()
+  private tenancy: HasTenancyService;
+
+  @Inject()
+  private uow: UnitOfWork;
+
+  @Inject()
+  private eventPublisher: EventPublisher;
+
+  @Inject()
+  private validator: WarehouseValidator;
+
+  /**
+   * Authorize the warehouse before deleting.
+   * @param {number} tenantId -
+   * @param {ICreateWarehouseDTO} warehouseDTO -
+   */
+  public authorize = async (
+    tenantId: number,
+    warehouseDTO: ICreateWarehouseDTO
+  ) => {
+    if (warehouseDTO.code) {
+      await this.validator.validateWarehouseCodeUnique(
+        tenantId,
+        warehouseDTO.code
+      );
+    }
+  };
+
+  /**
+   * Creates a new warehouse on the system.
+   * @param {number} tenantId
+   * @param {ICreateWarehouseDTO} warehouseDTO
+   */
+  public createWarehouse = async (
+    tenantId: number,
+    warehouseDTO: ICreateWarehouseDTO
+  ): Promise<IWarehouse> => {
+    const { Warehouse } = this.tenancy.models(tenantId);
+
+    // Authorize warehouse before creating.
+    await this.authorize(tenantId, warehouseDTO);
+
+    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
+      // Triggers `onWarehouseCreate` event.
+      await this.eventPublisher.emitAsync(events.warehouse.onEdit, {
+        tenantId,
+        warehouseDTO,
+        trx,
+      } as IWarehouseCreatePayload);
+
+      // Creates a new warehouse on the storage.
+      const warehouse = await Warehouse.query(trx).insertAndFetch({
+        ...warehouseDTO,
+      });
+      // Triggers `onWarehouseCreated` event.
+      await this.eventPublisher.emitAsync(events.warehouse.onCreated, {
+        tenantId,
+        warehouseDTO,
+        warehouse,
+        trx,
+      } as IWarehouseCreatedPayload);
+
+      return warehouse;
+    });
+  };
+}