对于成品的条形码进行功能实现

inventory-backend/app/models/inbound/product.py

@@ -12,11 +12,12 @@ class StockProduct(db.Model):
     id = db.Column(db.Integer, primary_key=True)
     base_id = db.Column(db.Integer, db.ForeignKey('material_base.id'), nullable=False)
 
+    # 身份标识
     sku = db.Column(db.String(100))
     production_date = db.Column(db.Date)
     barcode = db.Column(db.String(100))
     serial_number = db.Column(db.String(100))
-    # SQL 无 batch_number
+    # Note: 成品通常按SN管理，SQL定义无 batch_number
 
     # 数量
     in_quantity = db.Column(db.Numeric(19, 4), default=0)
@@ -48,6 +49,9 @@ class StockProduct(db.Model):
     inspection_report_link = db.Column(db.Text)
     order_id = db.Column(db.String(100))
 
+    # [新增] 全局打印流水号 (用于跨表连续编号，对应 Sequence: global_print_seq)
+    global_print_id = db.Column(db.Integer)
+
     # 关系定义
     material = db.relationship('MaterialBase', back_populates='stock_products')
 
@@ -98,5 +102,9 @@ class StockProduct(db.Model):
 
             'sale_price': float(self.sale_price or 0),
             'inspection_report_link': self.inspection_report_link,
-            'order_id': self.order_id
+            'order_id': self.order_id,
+
+            # [新增] 返回全局打印ID及其格式化字符串
+            'global_print_id': self.global_print_id,
+            'global_print_id_str': f"{self.global_print_id:010d}" if self.global_print_id else ""
         }