package vidser

import (
	"encoding/json"
	"fmt"
	"time"

	"91porn-server/app/appg"
	"91porn-server/common/log"
	"91porn-server/models/v/vidmod"
)

const UserTopWork = "UserTopWork:%d"

type WorkList struct {
	Works []*vidmod.VideoModel `json:"works"`
}

// GetUserTopWork 获取用户置顶作品:作品排序前三视频
func GetUserTopWork(uid uint64) ([]*vidmod.VideoModel, error) {
	var (
		w   WorkList
		key = fmt.Sprintf(UserTopWork, uid)
	)
	if err := appg.Redis.GetObj(&w, key); err != nil {
		log.Error(fmt.Sprintf("用户[%d] redis获取前三视频异常[%v]", uid, err))
		return nil, err
	}
	// 从数据库获取
	if len(w.Works) == 0 {
		var err error
		w.Works, err = vidmod.GetOriginals(uid)
		if err != nil {
			log.Error(fmt.Sprintf("用户[%d] mongodb获取前三视频异常[%v]", uid, err))
			return nil, err
		}
		data, err := json.Marshal(&w)
		if err != nil {
			log.Error(fmt.Sprintf("用户[%d] 序列化前三视频异常[%v]", uid, err))
			return nil, err
		}
		if err = appg.Redis.Set(key, data, time.Hour*1); err != nil {
			log.Error(fmt.Sprintf("用户[%d] redis保存前三视频异常[%v]", uid, err))
			return nil, err
		}
	}
	return w.Works, nil
}