CreateGroup

pkg/common/db/rocks_cache/rocks_cache.go

@@ -205,6 +205,18 @@ func GetUserInfoFromCache(userID string) (*imdb.User, error) {
 	return userInfo, utils.Wrap(err, "")
 }
 
+func GetUserInfoFromCacheBatch(userIDs []string) ([]*imdb.User, error) {
+	var users []*imdb.User
+	for _, userID := range userIDs {
+		user, err := GetUserInfoFromCache(userID)
+		if err != nil {
+			return nil, err
+		}
+		users = append(users, user)
+	}
+	return users, nil
+}
+
 func DelUserInfoFromCache(userID string) error {
 	return db.DB.Rc.TagAsDeleted(userInfoCache + userID)
 }

pkg/utils/strings.go

@@ -37,7 +37,7 @@ func Uint32ToString(i uint32) string {
 	return strconv.FormatInt(int64(i), 10)
 }
 
-//judge a string whether in the  string list
+// judge a string whether in the  string list
 func IsContain(target string, List []string) bool {
 	for _, element := range List {
 
@@ -80,7 +80,7 @@ func StructToJsonBytes(param interface{}) []byte {
 	return dataType
 }
 
-//The incoming parameter must be a pointer
+// The incoming parameter must be a pointer
 func JsonStringToStruct(s string, args interface{}) error {
 	err := json.Unmarshal([]byte(s), args)
 	return err
@@ -121,3 +121,14 @@ func RemoveDuplicateElement(idList []string) []string {
 	}
 	return result
 }
+
+func IsRepeatStringSlice(arr []string) bool {
+	t := make(map[string]struct{})
+	for _, s := range arr {
+		if _, ok := t[s]; ok {
+			return true
+		}
+		t[s] = struct{}{}
+	}
+	return false
+}