package vid

import (
	"time"

	"91porn-server/common/constant/redisconst"
	"91porn-server/common/timeutil/timerange"
	"91porn-server/models/s/statrecordmod"
	"91porn-server/models/v/vidmod"
	"91porn-server/skd/skdg"

	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/bson/primitive"
	"go.mongodb.org/mongo-driver/mongo"
)

func incPageView(syncTime time.Time) error {
	now := syncTime
	recentMinute := timerange.RecentMinute(now, statrecordmod.FiveMinuteScale)
	key := redisconst.VidPageViewListKey(recentMinute.Unix())
	count, err := skdg.Redis.LCount(key)
	if err != nil {
		return err
	}
	if count == 0 {
		return nil
	}
	strList, err := skdg.Redis.LRange(key, 0, count-1)
	if err != nil {
		return err
	}
	dmap := make(map[string]int64)
	for i := range strList {
		dmap[strList[i]]++
	}
	models := make([]mongo.WriteModel, 0, len(dmap))
	for k, v := range dmap {
		_id, err1 := primitive.ObjectIDFromHex(k)
		if err1 != nil {
			continue
		}
		filter := bson.M{"_id": _id}
		update := bson.M{"$inc": bson.M{"pageViewCount": v}}
		models = append(models, mongo.NewUpdateOneModel().SetFilter(filter).SetUpdate(update))
	}
	if err = vidmod.Bulk(models); err != nil {
		return err
	}
	_, _ = skdg.Redis.Del(key)
	return nil
}