-- 废弃订单状态 received（已收货）：入库后直接进 pendingAllocation / pendingPayment，不再停留 received
-- 历史数据：已入库的归待排货；若已有应付且未支付则归待支付

UPDATE `t_order`
SET
  `OrderStatus` = CASE
    WHEN IFNULL(`IsPaid`, 0) > 0 THEN 'pendingShip'
    WHEN IFNULL(`PayableAmount`, 0) > 0
      AND (`AllocationPendingReason` IS NULL OR TRIM(`AllocationPendingReason`) = '')
      THEN 'pendingPayment'
    ELSE 'pendingAllocation'
  END,
  `UpdateTime` = NOW()
WHERE `OrderStatus` = 'received';