trial

src/subscriptions/subscription-automation.service.ts

@@ -0,0 +1,76 @@
+import { Injectable, Logger } from '@nestjs/common';
+import { Cron, CronExpression } from '@nestjs/schedule';
+import { SalonNotificationsService } from '../notifications/salon-notifications.service';
+import { SmsService } from '../sms/sms.service';
+import { SalonSubscriptionsService } from './salon-subscriptions.service';
+
+@Injectable()
+export class SubscriptionAutomationService {
+  private readonly logger = new Logger(SubscriptionAutomationService.name);
+
+  constructor(
+    private readonly salonSubscriptionsService: SalonSubscriptionsService,
+    private readonly salonNotificationsService: SalonNotificationsService,
+    private readonly smsService: SmsService,
+  ) {}
+
+  /**
+   * Detects subscriptions (trial or paid) whose validity period just ended
+   * and, once per subscription, notifies the salon owner in-app and by SMS
+   * that they need to purchase a plan to keep using the product. Access is
+   * already blocked automatically by `ActiveSubscriptionGuard` once the
+   * subscription's `endDate` has passed, independent of this job.
+   */
+  @Cron(CronExpression.EVERY_DAY_AT_10AM, {
+    name: 'subscription-expiry-notifications',
+  })
+  async notifyExpiredSubscriptions(): Promise<number> {
+    const subscriptions =
+      await this.salonSubscriptionsService.findSubscriptionsPendingExpiryNotification();
+
+    let notifiedCount = 0;
+
+    for (const subscription of subscriptions) {
+      try {
+        await this.salonSubscriptionsService.markExpiryNotified(
+          subscription.id,
+        );
+
+        const planLabel = subscription.plan?.isTrial
+          ? 'دوره آزمایشی رایگان'
+          : `اشتراک ${subscription.plan?.name ?? ''}`.trim();
+
+        await this.salonNotificationsService.notifySubscriptionExpired({
+          salonId: subscription.salonId,
+          salonOwnerId: subscription.salon.ownerId,
+          salonName: subscription.salon.name,
+          planLabel,
+          endDate: subscription.endDate,
+        });
+
+        const ownerMobile = subscription.salon.owner?.mobile;
+        if (ownerMobile) {
+          await this.smsService.sendSms(
+            ownerMobile,
+            `${planLabel} سالن ${subscription.salon.name} به پایان رسید. برای ادامه استفاده از امکانات و ارسال پیامک، همین حالا اشتراک تهیه کنید.`,
+          );
+        }
+
+        notifiedCount += 1;
+      } catch (error) {
+        this.logger.error(
+          `Failed to send expiry notification for subscription ${subscription.id}`,
+          error instanceof Error ? error.stack : undefined,
+        );
+      }
+    }
+
+    if (notifiedCount > 0) {
+      this.logger.log(
+        `Sent expiry notifications for ${notifiedCount} subscription(s)`,
+      );
+    }
+
+    return notifiedCount;
+  }
+}