package app

import (
	"miniapp/global"
	"miniapp/model/app"
	"miniapp/model/app/request"
)

type FavoriteService struct{}

// GetFavoriteList 获取收藏列表
func (f *FavoriteService) GetFavoriteList(p request.GetFavoriteList) (err error, list []app.Favorite, total int64) {
	limit := p.PageSize
	offset := p.PageSize * (p.Page - 1)
	db := global.GVA_DB.Model(&app.Favorite{}).Where("user_id = ?", p.UserId)
	err = db.Count(&total).Error
	if err != nil {
		return
	}
	err = db.Limit(limit).Offset(offset).Find(&list).Error
	return
}

// CreateFavorite 创建收藏
func (f *FavoriteService) CreateFavorite(favorite *app.Favorite) (err error) {
	err = global.GVA_DB.Create(&favorite).Error
	return
}

// DeleteFavorite 删除收藏
func (f *FavoriteService) DeleteFavorite(favorite *app.Favorite) (err error) {
	err = global.GVA_DB.Delete(&favorite).Error
	return
}