add server to monorepo.

packages/server/src/services/Branches/Integrations/ValidateBranchExistance.ts

@@ -0,0 +1,74 @@
+import { ServiceError } from '@/exceptions';
+import HasTenancyService from '@/services/Tenancy/TenancyService';
+import { Service, Inject } from 'typedi';
+import { BranchesSettings } from '../BranchesSettings';
+import { ERRORS } from './constants';
+
+@Service()
+export class ValidateBranchExistance {
+  @Inject()
+  tenancy: HasTenancyService;
+
+  @Inject()
+  branchesSettings: BranchesSettings;
+
+  /**
+   * Validate transaction branch id when the feature is active.
+   * @param   {number} tenantId 
+   * @param   {number} branchId 
+   * @returns {Promise<void>}
+   */
+  public validateTransactionBranchWhenActive = async (
+    tenantId: number,
+    branchId: number | null
+  ) => {
+    const isActive = this.branchesSettings.isMultiBranchesActive(tenantId);
+
+    // Can't continue if the multi-warehouses feature is inactive.
+    if (!isActive) return;
+
+    return this.validateTransactionBranch(tenantId, branchId);
+  };
+
+  /**
+   * Validate transaction branch id existance.
+   * @param  {number} tenantId 
+   * @param  {number} branchId 
+   * @return {Promise<void>}
+   */
+  public validateTransactionBranch = async (
+    tenantId: number,
+    branchId: number | null
+  ) => {
+    //
+    this.validateBranchIdExistance(branchId);
+
+    //
+    await this.validateBranchExistance(tenantId, branchId);
+  };
+
+  /**
+   *
+   * @param branchId
+   */
+  public validateBranchIdExistance = (branchId: number | null) => {
+    if (!branchId) {
+      throw new ServiceError(ERRORS.BRANCH_ID_REQUIRED);
+    }
+  };
+
+  /**
+   *
+   * @param tenantId
+   * @param branchId
+   */
+  public validateBranchExistance = async (tenantId: number, branchId: number) => {
+    const { Branch } = this.tenancy.models(tenantId);
+
+    const branch = await Branch.query().findById(branchId);
+
+    if (!branch) {
+      throw new ServiceError(ERRORS.BRANCH_ID_NOT_FOUND);
+    }
+  };
+}