package user

import (
	"live/app/lib"
	"live/app/lib/recook"
	"live/app/model/short"
)

const (
	TREND_TYPE_message = 1 // 图文消息
	TREND_TYPE_short   = 2 // 短视频
)

type Trend struct {
}

// @Title 获取动态列表
func (t *Trend) GetList(userId uint, page lib.Page) *recook.TrendList {
	// 获取动态列表及图文消息
	list := recook.Trend.GetList(userId, page.GetPage(), page.GetLimit())
	shortIds := []uint{}
	trendMap := map[uint]*recook.TrendItem{}
	// 处理短视频消息
	for i, item := range list.List {
		if item.TrendType == TREND_TYPE_short {
			shortIds = append(shortIds, item.OriginID)
			trendMap[item.OriginID] = &list.List[i]
		}
	}
	if len(shortIds) > 0 {
		shortModel := &short.Short{}
		shortList := shortModel.GetByUserIdAndIds(userId, shortIds)
		goodsIds := []uint{}
		for _, shortItem := range shortList {
			goodsIds = append(goodsIds, shortItem.GoodsId)
		}
		goodsInfos := recook.Trend.GetGoods(goodsIds)

		for _, shortItem := range shortList {
			trendInfo := trendMap[shortItem.Id]
			trendInfo.Goods = goodsInfos[shortItem.GoodsId]
			trendInfo.Content = shortItem.Content
			trendInfo.Short.CoverUrl = shortItem.CoverUrl
			trendInfo.Short.MediaUrl = shortItem.MediaUrl
		}
	}
	return list
}

// @Title 添加会员动态信息
func (t *Trend) AddTrend(userId, originId uint, trendType, isShow int) error {
	return recook.Trend.AddTrend(userId, originId, trendType, isShow)
}

// @Title 更改会员动态信息
func (t *Trend) Change(userId, originId uint, trendType, isShow int) error {
	return recook.Trend.Change(userId, originId, trendType, isShow)
}