package model import "time" type File struct { Id uint `gorm:"column:id;primaryKey;autoIncrement" json:"id"` UserId uint `gorm:"column:user_id;type:int;not null;comment:用户 ID" json:"user_id"` Name string `gorm:"column:name;type:varchar(255);not null;comment:文件名" json:"name"` ObjKey string `gorm:"column:obj_key;type:varchar(100);comment:文件标识" json:"obj_key"` URL string `gorm:"column:url;type:varchar(255);not null;comment:文件地址" json:"url"` Ext string `gorm:"column:ext;type:varchar(10);not null;comment:文件后缀" json:"ext"` Size int64 `gorm:"column:size;type:bigint;not null;default:0;comment:文件大小" json:"size"` CreatedAt time.Time `gorm:"column:created_at;type:datetime;not null;comment:创建时间" json:"created_at"` } func (m *File) TableName() string { return "chatgpt_files" }