fix

printing/models.py

@@ -425,6 +425,23 @@ class PrintingJob(ModelBase):
         
         return has_records
 
+    @property
+    def progress_percentage(self) -> float:
+        """计算进度百分比"""
+        if not self.business_object:
+            return 0.0
+        
+        return self.business_object.get_progress_percentage()
+
+    @property
+    def last_completed_state(self) -> str:
+        """返回最后一个已完成节点的名称，用于详情展示"""
+        if not self.business_object:
+            return ''
+        from stateflow.services import get_last_completed_state
+        last_state = get_last_completed_state(self.business_object)
+        return last_state.name if last_state else ''
+
     class Meta:
         verbose_name = '印染款式明细'
         verbose_name_plural = '印染款式明细'