Accept Merge Request #1543: (feature/delivery_status -> develop)

Merge Request: 智能工厂空模型处理

Created By: @廖丹龙
Reviewed By: @胡尧
Approved By: @胡尧 
Accepted By: @廖丹龙
URL: https://jikimo-hn.coding.net/p/jikimo_sfs/d/jikimo_sf/git/merge/1543

sf_sale/models/sale_order.py

@@ -131,7 +131,7 @@ class ReSaleOrder(models.Model):
                 product.materials_id.name),
             'price_unit': product.list_price,
             'product_uom_qty': item['number'],
-            'model_glb_file': base64.b64decode(item['model_file']),
+            'model_glb_file': base64.b64decode(item['model_file']) if item['model_file'] else None,
             'remark': item.get('remark'),
             'embryo_redundancy_id': item.get('embryo_redundancy_id'),
             'is_incoming_material': True if item.get('embryo_redundancy_id') else False,