userRoomVisit.go 3.81 KB
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package room_c

import (
	"context"
	"errors"
	"fmt"
	"git.hilo.cn/hilo-common/mylogrus"
	"git.hilo.cn/hilo-common/resource/redisCli"
	redis2 "github.com/go-redis/redis/v8"
	"hilo-group/_const/redis_key"
	"strconv"
	"time"
)

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// 处理访问房间的相关缓存
func ProcessRoomVisit(groupId string, userId uint64) error {
	key := redis_key.GetPrefixGroupInUserDuration(groupId)
	now := time.Now()
	ret, err := redisCli.GetRedis().ZAdd(context.Background(), key, &redis2.Z{
		Score:  float64(now.Unix()),
		Member: userId,
	}).Result()
	if err != nil {
		return err
	}
	mylogrus.MyLog.Infof("ProcessRoomVisit, ZADD %s, return %d", key, ret)

	// 每群定时清一次数据可以了
	if now.Second()%redis_key.GroupInDurationClearPeriod == 0 {
		rc, err := clearRoomVisit(groupId, now.AddDate(0, 0, -redis_key.GroupInDurationTTL))
		if err == nil {
			mylogrus.MyLog.Infof("ProcessRoomVisit, clearRoomVisit %s, return %d", key, rc)
		} else {
			mylogrus.MyLog.Warnf("ProcessRoomVisit, clearRoomVisit %s, failed %s", key, err.Error())
		}
	}

	// 马上更新roomVisitCount
	if _, err := GetSetRoomVisitCount(groupId); err != nil {
		mylogrus.MyLog.Warnf("ProcessRoomVisit, failed for key %s, err: %s", key, err.Error())
	}

	return nil
}

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func ProcessUserRoomVisit(userId uint64, groupId string) error {
	key := redis_key.GetUserEnterRoomKey(userId)
	now := time.Now()
	ret, err := redisCli.GetRedis().ZAdd(context.Background(), key, &redis2.Z{
		Score:  float64(now.Unix()),
		Member: groupId,
	}).Result()
	if err != nil {
		return err
	}
	mylogrus.MyLog.Infof("ProcessUserRoomVisit, ZADD %s, return %d", key, ret)

	return nil
}

// 查询用户访问过的房间及其时间
func GetUserRoomVisit(userId uint64) (map[string]int64, error) {
	key := redis_key.GetUserEnterRoomKey(userId)
	ret, err := redisCli.GetRedis().ZRangeWithScores(context.Background(), key, 0, -1).Result()
	if err != nil {
		return nil, err
	}
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	//mylogrus.MyLog.Infof("GetUserRoomVisit, ZRangeWithScores %s, return %v", key, ret)
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	result := make(map[string]int64, 0)
	for _, i := range ret {
		result[i.Member.(string)] = int64(i.Score)
	}
	return result, nil
}

// 批量获取房间访问人数
func MGetRoomVisitCount(groupIds []string) (map[string]string, error) {
	key := redis_key.GetPrefixRoomVisitCount()
	visit := make(map[string]string)
	if len(groupIds) <= 0 {
		return visit, nil
	}
	res, err := redisCli.GetRedis().HMGet(context.Background(), key, groupIds...).Result()
	if err != nil {
		return visit, err
	}
	if len(res) != len(groupIds) {
		return visit, errors.New(fmt.Sprintf("MGetRoomVisitCount fail,miss match len,%v-%v", len(res), len(groupIds)))
	}
	for i, groupId := range groupIds {
		if cnt, ok := res[i].(string); ok {
			visit[groupId] = cnt
		}
	}
	return visit, nil
}

func GetSetRoomVisitCount(groupId string) (int64, error) {
	key := redis_key.GetPrefixGroupInUserDuration(groupId)
	vc, err := redisCli.GetRedis().ZCard(context.Background(), key).Result()
	// 查到合法值后,更新二级缓存
	if err == nil && vc >= 0 {
		ret, err := saveRoomVisitCount(groupId, vc)
		mylogrus.MyLog.Infof("saveRoomVisitCount %s, ret = %d, err: %v", groupId, ret, err)
	}
	return vc, err
}

func saveRoomVisitCount(groupId string, count int64) (int64, error) {
	key := redis_key.GetPrefixRoomVisitCount()
	return redisCli.GetRedis().HSet(context.Background(), key, groupId, strconv.FormatInt(count, 10)).Result()
}
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func clearRoomVisit(groupId string, t time.Time) (int64, error) {
	value := strconv.FormatInt(t.Unix(), 10)
	ret, err := redisCli.GetRedis().ZRemRangeByScore(context.Background(), redis_key.GetPrefixGroupInUserDuration(groupId), "0", value).Result()
	if err != nil {
		return 0, err
	}
	return ret, nil
}

func GetAllRoomVisitCount() (map[string]string, error) {
	key := redis_key.GetPrefixRoomVisitCount()
	return redisCli.GetRedis().HGetAll(context.Background(), key).Result()
}