package model

import (
	"time"
)

// Banner 轮播图模型
type Banner struct {
	ID          uint      `json:"id" gorm:"primaryKey;autoIncrement"`
	Title       string    `json:"title" gorm:"type:varchar(255);not null;comment:轮播图标题"`
	Image       string    `json:"image" gorm:"type:varchar(500);not null;comment:轮播图图片URL"`
	LinkType    int       `json:"link_type" gorm:"type:tinyint;not null;default:1;comment:链接类型:1-无链接,2-商品详情,3-分类页面,4-外部链接"`
	LinkValue   string    `json:"link_value" gorm:"type:varchar(500);comment:链接值"`
	Sort        int       `json:"sort" gorm:"type:int;not null;default:0;comment:排序值,数值越大越靠前"`
	Status      int       `json:"status" gorm:"type:tinyint;not null;default:1;comment:状态:0-禁用,1-启用"`
	StartTime   *time.Time `json:"start_time" gorm:"comment:开始时间"`
	EndTime     *time.Time `json:"end_time" gorm:"comment:结束时间"`
	CreatedAt   time.Time `json:"created_at" gorm:"autoCreateTime"`
	UpdatedAt   time.Time `json:"updated_at" gorm:"autoUpdateTime"`
}

// TableName 指定表名
func (Banner) TableName() string {
	return "ai_banners"
}