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

This reverts commit 3b79ac66ae.

packages/server/src/services/Subscription/SubscriptionService.ts

@@ -0,0 +1,69 @@
+import { Service, Inject } from 'typedi';
+import { Plan, PlanSubscription, Tenant } from '@/system/models';
+import Subscription from '@/services/Subscription/Subscription';
+import LicensePaymentMethod from '@/services/Payment/LicensePaymentMethod';
+import PaymentContext from '@/services/Payment';
+import SubscriptionSMSMessages from '@/services/Subscription/SMSMessages';
+import SubscriptionMailMessages from '@/services/Subscription/MailMessages';
+import { ILicensePaymentModel } from '@/interfaces';
+import SubscriptionViaLicense from './SubscriptionViaLicense';
+
+@Service()
+export default class SubscriptionService {
+  @Inject()
+  smsMessages: SubscriptionSMSMessages;
+
+  @Inject()
+  mailMessages: SubscriptionMailMessages;
+
+  @Inject('logger')
+  logger: any;
+
+  @Inject('repositories')
+  sysRepositories: any;
+
+  /**
+   * Handles the payment process via license code and than subscribe to
+   * the given tenant.
+   * @param {number} tenantId
+   * @param {String} planSlug
+   * @param {string} licenseCode
+   * @return {Promise}
+   */
+  public async subscriptionViaLicense(
+    tenantId: number,
+    planSlug: string,
+    paymentModel: ILicensePaymentModel,
+    subscriptionSlug: string = 'main'
+  ) {
+    // Retrieve plan details.
+    const plan = await Plan.query().findOne('slug', planSlug);
+
+    // Retrieve tenant details.
+    const tenant = await Tenant.query().findById(tenantId);
+
+    // License payment method.
+    const paymentViaLicense = new LicensePaymentMethod();
+
+    // Payment context.
+    const paymentContext = new PaymentContext(paymentViaLicense);
+
+    // Subscription.
+    const subscription = new SubscriptionViaLicense(paymentContext);
+
+    // Subscribe.
+    await subscription.subscribe(tenant, plan, paymentModel, subscriptionSlug);
+  }
+
+  /**
+   * Retrieve all subscription of the given tenant.
+   * @param {number} tenantId
+   */
+  public async getSubscriptions(tenantId: number) {
+    const subscriptions = await PlanSubscription.query().where(
+      'tenant_id',
+      tenantId
+    );
+    return subscriptions;
+  }
+}