查询共同所在的群

config/openim-rpc-group.yml

@@ -18,3 +18,4 @@ prometheus:
 
 
 enableHistoryForNewMembers: true
+commonGroupsLimitWithFriend: 3

internal/rpc/group/group.go

@@ -19,6 +19,7 @@ import (
 	"fmt"
 	"math/big"
 	"math/rand"
+	"sort"
 	"strconv"
 	"strings"
 	"time"
@@ -371,6 +372,7 @@ func (g *groupServer) GetCommonGroupsWithFriend(ctx context.Context, req *pbgrou
 	if err != nil {
 		return nil, err
 	}
+
 	if len(selfGroupIDs) == 0 {
 		return &pbgroup.GetCommonGroupsWithFriendResp{
 			Total:  0,
@@ -382,6 +384,7 @@ func (g *groupServer) GetCommonGroupsWithFriend(ctx context.Context, req *pbgrou
 	if err != nil {
 		return nil, err
 	}
+
 	if len(friendMembers) == 0 {
 		return &pbgroup.GetCommonGroupsWithFriendResp{
 			Total:  0,
@@ -392,12 +395,28 @@ func (g *groupServer) GetCommonGroupsWithFriend(ctx context.Context, req *pbgrou
 	commonGroupIDs := datautil.Distinct(datautil.Slice(friendMembers, func(e *model.GroupMember) string {
 		return e.GroupID
 	}))
+
 	groups, err := g.getGroupsInfo(ctx, commonGroupIDs)
 	if err != nil {
 		return nil, err
 	}
+
+	// Keep response deterministic by sorting common groups with member count descending.
+	sort.SliceStable(groups, func(i, j int) bool {
+		return groups[i].MemberCount > groups[j].MemberCount
+	})
+	total := len(groups)
+
+	limit := g.config.RpcConfig.CommonGroupsLimitWithFriend
+	if limit <= 0 {
+		limit = 3
+	}
+	if len(groups) > limit {
+		groups = groups[:limit]
+	}
+
 	return &pbgroup.GetCommonGroupsWithFriendResp{
-		Total:  uint32(len(groups)),
+		Total:  uint32(total),
 		Groups: groups,
 	}, nil
 }

pkg/common/config/config.go

@@ -278,6 +278,7 @@ type Group struct {
 	} `mapstructure:"rpc"`
 	Prometheus                 Prometheus `mapstructure:"prometheus"`
 	EnableHistoryForNewMembers bool       `mapstructure:"enableHistoryForNewMembers"`
+	CommonGroupsLimitWithFriend int       `mapstructure:"commonGroupsLimitWithFriend"`
 }
 
 type Msg struct {

scripts/get_common_group.sh

@@ -3,9 +3,9 @@ set -euo pipefail
 
 # ====== 按需修改 ======
 API_BASE="${API_BASE:-http://127.0.0.1:10002}"   # 你的 open-im-api 地址
-SELF_USER_ID="${SELF_USER_ID:-4642714021}"           # 当前登录用户（拿 token 的用户）
+SELF_USER_ID="${SELF_USER_ID:-5694418935}"           # 当前登录用户（拿 token 的用户）
 #FRIEND_USER_ID="${FRIEND_USER_ID:-1971806090}"       # 要查询共同群的好友
-FRIEND_USER_ID="${FRIEND_USER_ID:-3870738564}"       # 要查询共同群的好友
+FRIEND_USER_ID="${FRIEND_USER_ID:-1011009748}"       # 要查询共同群的好友
 PLATFORM_ID="${PLATFORM_ID:-2}"                  # 1=iOS, 2=Android, 3=Windows...
 ADMIN_USER_ID="${ADMIN_USER_ID:-imAdmin}"        # 管理员账号（用于签发用户 token）
 ADMIN_SECRET="${ADMIN_SECRET:-openIM123}"                 # 配置中的 share.secret