feat(nestjs): migrate to NestJS

packages/server/src/modules/Tenancy/EnsureTenantIsSeeded.guards.ts

@@ -0,0 +1,47 @@
+import {
+  CanActivate,
+  ExecutionContext,
+  Inject,
+  Injectable,
+  SetMetadata,
+  UnauthorizedException,
+} from '@nestjs/common';
+import { TenancyContext } from './TenancyContext.service';
+import { Reflector } from '@nestjs/core';
+import { IS_PUBLIC_ROUTE } from '../Auth/Auth.constants';
+
+export const IS_IGNORE_TENANT_SEEDED = 'IS_IGNORE_TENANT_SEEDED';
+export const IgnoreTenantSeededRoute = () => SetMetadata(IS_IGNORE_TENANT_SEEDED, true);
+
+@Injectable()
+export class EnsureTenantIsSeededGuard implements CanActivate {
+  constructor(private readonly tenancyContext: TenancyContext, private reflector: Reflector) {}
+
+  /**
+   * Validate the tenant of the current request is seeded.
+   * @param {ExecutionContext} context
+   * @returns {Promise<boolean>}
+   */
+  async canActivate(context: ExecutionContext): Promise<boolean> {
+    const isPublic = this.reflector.getAllAndOverride<boolean>(
+      IS_PUBLIC_ROUTE,
+      [context.getHandler(), context.getClass()],
+    );
+    const isIgnoreEnsureTenantSeeded = this.reflector.getAllAndOverride<boolean>(
+      IS_IGNORE_TENANT_SEEDED,
+      [context.getHandler(), context.getClass()],
+    );
+    if (isPublic || isIgnoreEnsureTenantSeeded) {
+      return true;
+    }
+    const tenant = await this.tenancyContext.getTenant();
+    
+    if (!tenant.seededAt) {
+      throw new UnauthorizedException({
+        message: 'Tenant database is not seeded with initial data yet.',
+        errors: [{ type: 'TENANT.DATABASE.NOT.SEED' }],
+      });
+    }
+    return true;
+  }
+}