update

app/service/group/group.js

@@ -118,9 +118,15 @@ class GroupService extends CrudService {
    */
   async getGroup({ order_id }) {
     assert(order_id, '缺少订单信息');
-    const order = await this.orderModel.findById(order_id, { group: 1 });
+    const order = await this.orderModel.findById(order_id, { group: 1, customer: 1 });
     if (!order) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到订单信息');
-    return _.get(order, 'group');
+    let group = _.get(order, 'group');
+    if (!ObjectId.isValid(group)) {
+      const customer = _.get(order, 'customer');
+      const groupData = await this.model.findOne({ 'persons.customer': customer }, { _id: 1 }).sort({ 'meta.createdAt': -1 });
+      group = _.get(groupData, '_id');
+    }
+    return group;
   }
 
   async beforeQuery(filter) {