package model import "time" type Book struct { ID int `gorm:"column:id;primaryKey;autoIncrement" json:"id"` BookKey string `gorm:"column:book_key;size:50;uniqueIndex" json:"bookKey"` Title string `gorm:"column:title;size:200" json:"title"` Subtitle string `gorm:"column:subtitle;size:200" json:"subtitle"` Icon string `gorm:"column:icon;size:500" json:"icon"` IconEmoji string `gorm:"column:icon_emoji;size:10" json:"iconEmoji"` SortOrder int `gorm:"column:sort_order" json:"sortOrder"` Status string `gorm:"column:status;size:20" json:"status"` CreatedAt time.Time `gorm:"column:created_at" json:"createdAt"` UpdatedAt time.Time `gorm:"column:updated_at" json:"updatedAt"` } func (Book) TableName() string { return "books" }