-- 与 migrate_t_order_parcel_columns.sql 相同，保留此文件名便于按文档引用
-- t_order / t_order_fee 小包预报计费字段补齐（可重复执行）

SET @db = DATABASE();

SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 't_order' AND COLUMN_NAME = 'ExportCustomsMode');
SET @sql := IF(@exist = 0,
    'ALTER TABLE `t_order` ADD COLUMN `ExportCustomsMode` VARCHAR(32) NULL COMMENT ''出口报关方式'' AFTER `CargoAttribute`',
    'SELECT ''skip ExportCustomsMode''');
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 't_order' AND COLUMN_NAME = 'PredeclareFailReason');
SET @sql := IF(@exist = 0,
    'ALTER TABLE `t_order` ADD COLUMN `PredeclareFailReason` VARCHAR(512) NULL COMMENT ''预报失败原因'' AFTER `IsRemote`',
    'SELECT ''skip PredeclareFailReason''');
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 't_order' AND COLUMN_NAME = 'SalesProductRulesVersion');
SET @sql := IF(@exist = 0,
    'ALTER TABLE `t_order` ADD COLUMN `SalesProductRulesVersion` VARCHAR(64) NULL COMMENT ''销售产品规则快照版本'' AFTER `PredeclareFailReason`',
    'SELECT ''skip SalesProductRulesVersion''');
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 't_order' AND COLUMN_NAME = 'SalesProductPriceVersion');
SET @sql := IF(@exist = 0,
    'ALTER TABLE `t_order` ADD COLUMN `SalesProductPriceVersion` VARCHAR(64) NULL COMMENT ''销售产品价格快照版本'' AFTER `SalesProductRulesVersion`',
    'SELECT ''skip SalesProductPriceVersion''');
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 't_order_fee' AND COLUMN_NAME = 'ChargingStage');
SET @sql := IF(@exist = 0,
    'ALTER TABLE `t_order_fee` ADD COLUMN `ChargingStage` VARCHAR(16) NULL COMMENT ''计费阶段：forecast/inbound/outbound'' AFTER `PriceEffectiveTime`',
    'SELECT ''skip ChargingStage''');
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;