房间列表按热度排序

cv/group_cv/group.go

@@ -481,12 +481,16 @@ func BuildPopularGroupInfo(model *domain.Model, myUserId uint64, groupInfo []*gr
 	model.Log.Infof("BuildPopularGroupInfo, roomEnterTime: %v", roomEnterTime)
 
 	// 排序优先级V8.0版本
+	//sort.Slice(groupIds, func(i, j int) bool {
+	//	gi := groupIds[i]
+	//	gj := groupIds[j]
+	//	return roomEnterTime[gi] > roomEnterTime[gj] ||
+	//		roomEnterTime[gi] == roomEnterTime[gj] && visitCount[gj] > visitCount[gj] ||
+	//		roomEnterTime[gi] == roomEnterTime[gj] && visitCount[gj] == visitCount[gj] && i >= j
+	//})
 	sort.Slice(groupIds, func(i, j int) bool {
-		gi := groupIds[i]
 		gj := groupIds[j]
-		return roomEnterTime[gi] > roomEnterTime[gj] ||
-			roomEnterTime[gi] == roomEnterTime[gj] && visitCount[gj] > visitCount[gj] ||
-			roomEnterTime[gi] == roomEnterTime[gj] && visitCount[gj] == visitCount[gj] && i >= j
+		return visitCount[gj] > visitCount[gj]
 	})
 
 	result := make([]*PopularGroupInfo, 0)

domain/model/group_m/groupInfo.go

@@ -8,10 +8,10 @@ import (
 	"github.com/bluele/gcache"
 	"gorm.io/gorm"
 	"hilo-group/_const/enum/group_e"
-	"hilo-group/common"
 	"hilo-group/myerr"
 	"hilo-group/myerr/bizerr"
 	"math/rand"
+	"sort"
 	"time"
 )
 
@@ -45,6 +45,7 @@ type GroupInfo struct {
 	MemberFee      uint64    // 加入会员需要黄钻数
 	CreatedTime    time.Time `gorm:"->"`
 	UpdatedTime    time.Time `gorm:"->"`
+	VisitCount     int64     `gorm:"-"` // 热度
 }
 
 func GenerateGroupCode(n uint16) string {
@@ -516,18 +517,48 @@ func GetLatestGroupInfos(model *domain.Model, limit, lastId int, groupIds []stri
 	return
 }
 
-func GetFamilyRooms(model *domain.Model, familyId uint64, pageSize, pageIndex int) ([]*GroupInfo, int, bool, error) {
-	rows := make([]*GroupInfo, 0)
-	db := model.Db.Model(GroupInfo{}).Where("owner in (select user_id from group_power_user where group_power_id=? order by field(`role`, 2, 3, 1))", familyId)
+func GetFamilyRooms(model *domain.Model, familyId uint64, pageSize, pageIndex int) (res []*GroupInfo, nextIdx int, hasNext bool, err error) {
+	allImGroupIds := make([]string, 0)
 	var count int64
-	err := db.Count(&count).Error
+	err = model.Db.Model(GroupInfo{}).Select("im_group_id").Where("owner in (select user_id from group_power_user where group_power_id=?)",
+		familyId).Pluck("im_group_id", &allImGroupIds).Count(&count).Error
 	if err != nil {
 		return nil, 0, false, err
 	}
-	err = db.Limit(pageSize).Offset(pageIndex).Find(&rows).Error
+	// 房间热度排序
+	visitCountMap, visitCountList, err := BatchGetRoomVisitCountList(model.Log, allImGroupIds)
 	if err != nil {
 		return nil, 0, false, err
 	}
-	nextIdx, hasNext := common.PageNext(count, pageIndex, pageSize)
-	return rows, nextIdx, hasNext, nil
+	roomNum := len(visitCountList)
+	if roomNum > pageIndex {
+		endIndex := pageIndex + pageSize
+		if roomNum >= endIndex {
+			visitCountList = visitCountList[pageIndex : pageIndex+pageSize]
+			if roomNum > endIndex {
+				nextIdx = endIndex
+				hasNext = true
+			}
+		} else {
+			visitCountList = visitCountList[pageIndex:]
+		}
+	} else {
+		return nil, 0, false, err
+	}
+
+	res = make([]*GroupInfo, 0)
+	err = model.Db.Model(GroupInfo{}).Where("im_group_id in ?", allImGroupIds).Find(&res).Error
+	if err != nil {
+		return nil, 0, false, err
+	}
+	for i, v := range res {
+		if c, ok := visitCountMap[v.ImGroupId]; ok {
+			res[i].VisitCount = c
+		}
+	}
+	sort.Slice(res, func(i, j int) bool {
+		return res[i].VisitCount > res[j].VisitCount
+	})
+
+	return res, nextIdx, hasNext, nil
 }

domain/model/group_m/room.go

@@ -451,6 +451,47 @@ func BatchGetRoomVisitCount(logE *logrus.Entry, groupIds []string) (map[string]i
 	return visitCount, nil
 }
 
+type RoomVisit struct {
+	ImGroupId string
+	Count     int64
+}
+
+// 批量查询房间最近N天的访问人数。使用二级缓存
+func BatchGetRoomVisitCountList(logE *logrus.Entry, groupIds []string) (map[string]int64, []*RoomVisit, error) {
+	//roomVisitCount, err := redis.GetAllRoomVisitCount()
+	roomVisitCount, err := room_c.MGetRoomVisitCount(groupIds)
+	if err != nil {
+		return nil, nil, err
+	}
+	logE.Infof("MGetRoomVisitCount:%v", roomVisitCount)
+
+	res := make([]*RoomVisit, 0, len(groupIds))
+	visitCount := make(map[string]int64)
+	for _, groupId := range groupIds {
+		// 先从二级缓存中找
+		if c, ok := roomVisitCount[groupId]; ok {
+			if vc, err := strconv.ParseInt(c, 10, 64); err == nil && vc > 0 {
+				logE.Debugf("GetRoomVisitCount, from roomVisitCount %s - %d", groupId, vc)
+
+				visitCount[groupId] = vc
+				res = append(res, &RoomVisit{ImGroupId: groupId, Count: vc})
+			}
+		} else {
+			// 如果没有，就从roomVisit中取
+			if vc, err := room_c.GetSetRoomVisitCount(groupId); err == nil && vc > 0 {
+				logE.Infof("GetRoomVisitCount, from roomVisit %s - %d", groupId, vc)
+
+				visitCount[groupId] = vc
+				res = append(res, &RoomVisit{ImGroupId: groupId, Count: vc})
+			}
+		}
+	}
+	sort.Slice(res, func(i, j int) bool {
+		return res[i].Count >= res[j].Count
+	})
+	return visitCount, res, nil
+}
+
 type UserEnterRoom struct {
 	UserId    uint64
 	GroupId   string