调整打印代码结构

jikimo_printing/models/maintenance_printing.py

@@ -7,9 +7,6 @@ class MaintenancePrinting(models.Model):
 
         print('self.name========== %s' % self.name)
         self.ensure_one()
-        qr_code_data = self.qr_code_image
-        if not qr_code_data:
-            raise UserError("没有找到二维码数据。")
         # maintenance_equipment_id = self.id
         # # host = "192.168.50.110"  # 可以根据实际情况修改
         # # port = 9100  # 可以根据实际情况修改
@@ -23,9 +20,9 @@ class MaintenancePrinting(models.Model):
         # self.print_qr_code(maintenance_equipment_id, host, port)
 
         # 切换成A4打印机
-        printer = self.env['printing.printer'].get_default()
+        
         try:
-            printer.print_document(report=None, content = qr_code_data) 
+            self.env['jikimo.printing'].print_qr_code(self.id)
         except Exception as e:
             raise UserError(f"打印失败: {str(e)}")