1、取消创建产品时，自动生成内部参考的值；2、优化功能刀具拆解单，修改由拆解单生成的移动历史单据编码生成规则；3、优化货位看板以及货位看板的货位变更功能；

sf_warehouse/models/model.py

@@ -481,7 +481,7 @@ class ShelfLocation(models.Model):
     def action_location_status_enable(self):
         self.location_status = '空闲'
 
-    @api.depends('product_sn_id')
+    @api.depends('product_sn_id', 'product_sn_ids')
     def _compute_product_id(self):
         """
         根据产品序列号，获取产品
@@ -494,7 +494,8 @@ class ShelfLocation(models.Model):
                     record.sudo().product_num = 1
                 except Exception as e:
                     print('eeeeeee占用', e)
-
+            elif record.product_sn_ids:
+                return True
             else:
                 try:
                     record.sudo().product_id = False
@@ -543,6 +544,13 @@ class SfShelfLocationLot(models.Model):
     shelf_location_id = fields.Many2one('sf.shelf.location', string="货位")
     lot_id = fields.Many2one('stock.lot', string='批次号')
     qty = fields.Integer('数量')
+    qty_num = fields.Integer('变更数量')
+
+    @api.onchange('qty_num')
+    def _onchange_qty_num(self):
+        for item in self:
+            if item.qty_num > item.qty:
+                raise ValidationError('变更数量不能比库存数量大！！！')
 
 
 class SfStockMoveLine(models.Model):