-- 修复海外仓筛选名称、退货箱号和贴标申请列表 503。
-- 可重复执行；请使用具备对应库 ALTER 权限的账号执行。

USE baiyue_warehouse;
SET @ddl = IF(
  EXISTS (SELECT 1 FROM information_schema.columns
          WHERE table_schema = DATABASE()
            AND table_name = 'wh_warehouse'
            AND column_name = 'internal_code'),
  'SELECT 1',
  'ALTER TABLE wh_warehouse ADD COLUMN internal_code VARCHAR(16) NULL COMMENT ''FBA内部编号，仅FBA仓可配置'' AFTER warehouse_code'
);
PREPARE stmt FROM @ddl;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

USE baiyue_lastleg;
SET @ddl = IF(
  EXISTS (SELECT 1 FROM information_schema.columns
          WHERE table_schema = DATABASE()
            AND table_name = 'll_return_order'
            AND column_name = 'lastleg_order_no'),
  'SELECT 1',
  'ALTER TABLE ll_return_order ADD COLUMN lastleg_order_no VARCHAR(128) NULL COMMENT ''关联尾程订单号'' AFTER lastleg_order_id'
);
PREPARE stmt FROM @ddl;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

SELECT
  (SELECT COUNT(*) FROM information_schema.columns
   WHERE table_schema = 'baiyue_warehouse' AND table_name = 'wh_warehouse' AND column_name = 'internal_code') AS warehouse_internal_code_ready,
  (SELECT COUNT(*) FROM information_schema.columns
   WHERE table_schema = 'baiyue_lastleg' AND table_name = 'll_return_order' AND column_name = 'lastleg_order_no') AS return_lastleg_order_no_ready;