Method GetUserGroupsSnapshot

backend/store/group.go:363–388

GetUserGroupsSnapshot returns groups for a user with snapshot reads (with cache). userName format is "users/{email}". Trades consistency for performance.

(ctx context.Context, workspaceID string, userName string)

// userName format is "users/{email}".
// Trades consistency for performance.
func (s *Store) GetUserGroupsSnapshot(ctx context.Context, workspaceID string, userName string) ([]string, error) {
	if v, ok := s.memberGroupsCache.Get(getMemberGroupsCacheKey(workspaceID, userName)); ok {
		return v, nil
	}

	groups, err := s.ListGroups(ctx, &FindGroupMessage{Workspace: workspaceID})
	if err != nil {
		return nil, err
	}

	var userGroups []string
	for _, group := range groups {
		for _, m := range group.Payload.GetMembers() {
			if m.Member == userName {
				groupName := common.FormatGroupEmail(group.Email)
				if group.Email == "" {
					groupName = common.FormatGroupEmail(group.ID)
				}
				userGroups = append(userGroups, groupName)
				break
			}
		}
	}
	s.memberGroupsCache.Add(getMemberGroupsCacheKey(workspaceID, userName), userGroups)
	return userGroups, nil
}

// GetGroupMembersSnapshot returns group members with snapshot reads (with cache).
// groupName format is "groups/{identifier}" where identifier can be an email or an ID.