Imports github.com/jinzhu/gorm github.com/go-sql-driver/mysql github.com/guregu/null github.com/jinzhu/gorm/dialects/mysql Imports in module “code.aliyun.com/jw-server/official.mall.customize” code.aliyun.com/jw-server/official.mall.customize/model/enum Standard library imports encoding/json errors fmt math/rand time database/sql/driver database/sql