errcode

pkg/common/db/localcache/localCache.go

@@ -0,0 +1,24 @@
+package localcache
+
+import "google.golang.org/grpc"
+
+type GroupLocalCache struct {
+	cache map[string]GroupMemberIDsHash
+	rpc   *grpc.ClientConn
+}
+
+type GroupMemberIDsHash struct {
+	MemberListHash uint64
+	UserIDs        []string
+}
+
+func NewGroupMemberIDsLocalCache(rpc *grpc.ClientConn) GroupLocalCache {
+	return GroupLocalCache{
+		cache: make(map[string]GroupMemberIDsHash, 0),
+		rpc:   rpc,
+	}
+}
+
+func (g *GroupMemberIDsHash) GetGroupMemberIDs(groupID string) []string {
+	return []string{}
+}