Revert "feat(server): deprecated the subscription module."

This reverts commit 44fc26b156.

packages/server/src/api/middleware/SubscriptionMiddleware.ts

@@ -0,0 +1,41 @@
+import { Request, Response, NextFunction } from 'express';
+import { Container } from 'typedi';
+
+export default (subscriptionSlug = 'main') => async (
+  req: Request,
+  res: Response,
+  next: NextFunction
+) => {
+  const { tenant, tenantId } = req;
+  const Logger = Container.get('logger');
+  const { subscriptionRepository } = Container.get('repositories');
+
+  if (!tenant) {
+    throw new Error('Should load `TenancyMiddlware` before this middleware.');
+  }
+  Logger.info('[subscription_middleware] trying get tenant main subscription.');
+  const subscription = await subscriptionRepository.getBySlugInTenant(
+    subscriptionSlug,
+    tenantId
+  );
+  // Validate in case there is no any already subscription.
+  if (!subscription) {
+    Logger.info('[subscription_middleware] tenant has no subscription.', {
+      tenantId,
+    });
+    return res.boom.badRequest('Tenant has no subscription.', {
+      errors: [{ type: 'TENANT.HAS.NO.SUBSCRIPTION' }],
+    });
+  }
+  // Validate in case the subscription is inactive.
+  else if (subscription.inactive()) {
+    Logger.info(
+      '[subscription_middleware] tenant main subscription is expired.',
+      { tenantId }
+    );
+    return res.boom.badRequest(null, {
+      errors: [{ type: 'ORGANIZATION.SUBSCRIPTION.INACTIVE' }],
+    });
+  }
+  next();
+};