update

app/service/trade/order.js

@@ -194,7 +194,11 @@ class OrderService extends CrudService {
     const head = _.head(data);
     if (_.isString(head)) {
       // 购物车来的,将购物车中的数据拿出来转换下
-      const carts = await this.cartModel.find({ _id: data });
+      let carts = await this.cartModel.find({ _id: data });
+      if (carts.length > 0) {
+        carts = JSON.parse(JSON.stringify(data));
+        carts = data.map(i => ({ ...i, cart_id: i._id }));
+      }
       data = carts;
     }
     const { result, msg } = await this.ctx.service.util.trade.checkCanBuy(data, false);