cron for complete order

src/modules/orders/crone/order.crone.ts

@@ -1,10 +1,13 @@
 import { Injectable, Logger } from '@nestjs/common';
 import { Cron } from '@nestjs/schedule';
 import { EntityManager } from '@mikro-orm/postgresql';
+import { EventEmitter2 } from '@nestjs/event-emitter';
 import { Payment } from '../../payments/entities/payment.entity';
 import { PaymentMethodEnum, PaymentStatusEnum } from '../../payments/interface/payment';
 import { InventoryService } from '../../inventory/inventory.service';
 import { OrderStatus } from '../interface/order.interface';
+import { Order } from '../entities/order.entity';
+// import { OrderStatusChangedEvent } from '../events/order.events';
 
 @Injectable()
 export class OrdersCrone {
@@ -13,6 +16,7 @@ export class OrdersCrone {
   constructor(
     private readonly em: EntityManager,
     private readonly inventoryService: InventoryService,
+    // private readonly eventEmitter: EventEmitter2,
   ) { }
 
   // run every minute and fail pending online payments older than 15 minutes
@@ -86,4 +90,98 @@ export class OrdersCrone {
       this.logger.error(`OrdersCrone failed: ${err.message}`, err.stack);
     }
   }
+
+  // run every 15 minutes to complete orders that have been in shipped/delivered statuses for more than 3 hours
+  @Cron('*/15 * * * *', {
+    name: 'completeOldDeliveredOrders',
+    timeZone: 'UTC',
+  })
+  async completeOldDeliveredOrders() {
+    try {
+      const cutoff = new Date(Date.now() - 3 * 60 * 60 * 1000); // 3 hours ago
+
+      this.logger.debug('Searching for orders in shipped/delivered statuses older than 3 hours');
+
+      const orders = await this.em.find(
+        Order,
+        {
+          status: {
+            $in: [
+              OrderStatus.SHIPPED,
+              OrderStatus.DELIVERED_TO_WAITER,
+              OrderStatus.DELIVERED_TO_RECEPTIONIST,
+            ],
+          },
+          updatedAt: { $lte: cutoff },
+        },
+        { populate: ['restaurant'] },
+      );
+
+      if (!orders || orders.length === 0) {
+        return;
+      }
+
+      this.logger.log(`Found ${orders.length} orders to mark as completed`);
+
+      for (const order of orders) {
+        try {
+          await this.em.transactional(async em => {
+            // reload inside transaction to avoid concurrency issues
+            const reloadedOrder = await em.findOne(
+              Order,
+              { id: order.id },
+              { populate: ['restaurant', 'user'] },
+            );
+            if (!reloadedOrder) return;
+            if (
+              ![
+                OrderStatus.SHIPPED,
+                OrderStatus.DELIVERED_TO_WAITER,
+                OrderStatus.DELIVERED_TO_RECEPTIONIST,
+              ].includes(reloadedOrder.status)
+            ) {
+              return;
+            }
+
+            const previousStatus = reloadedOrder.status;
+            const restaurantId =
+              typeof reloadedOrder.restaurant === 'string'
+                ? reloadedOrder.restaurant
+                : reloadedOrder.restaurant.id;
+
+            // Update order status and history
+            reloadedOrder.status = OrderStatus.COMPLETED;
+            reloadedOrder.history.push({
+              status: OrderStatus.COMPLETED,
+              changedAt: new Date(),
+              desc: 'تکمیل سفارش توسط سیستم',
+            });
+
+            em.persist(reloadedOrder);
+            await em.flush();
+
+            // // Emit event after transaction completes
+            // this.eventEmitter.emit(
+            //   OrderStatusChangedEvent.name,
+            //   new OrderStatusChangedEvent(
+            //     reloadedOrder.id,
+            //     reloadedOrder.user?.id || '',
+            //     String(reloadedOrder.orderNumber) || '',
+            //     restaurantId,
+            //     previousStatus,
+            //     OrderStatus.COMPLETED,
+            //     'admin',
+            //   ),
+            // );
+
+            this.logger.log(`Marked order ${reloadedOrder.id} as completed`);
+          });
+        } catch (err) {
+          this.logger.error(`Error processing order ${order.id}: ${err.message}`, err.stack);
+        }
+      }
+    } catch (err) {
+      this.logger.error(`completeOldDeliveredOrders cron failed: ${err.message}`, err.stack);
+    }
+  }
 }