Add metadata to groups

grpcapi/groups.go

@@ -15,6 +15,7 @@ func (g Group) ToStorageType() storage.Group {
 		Namespace: g.Namespace,
 		Members:   g.Members,
 		Data:      map[string]any{},
+		Metadata:  map[string]any{},
 	}
 
 	for k, d := range g.Data.GetFields() {
@@ -28,6 +29,17 @@ func (g Group) ToStorageType() storage.Group {
 		group.Data[k] = data
 	}
 
+	for k, d := range g.Metadata.GetFields() {
+		jsondata, err := protojson.Marshal(d)
+		if err != nil {
+			fmt.Println(err)
+			break
+		}
+		var data any
+		json.Unmarshal(jsondata, &data)
+		group.Metadata[k] = data
+	}
+
 	return group
 }
 
@@ -44,11 +56,25 @@ func GroupFromStorageType(group *storage.Group) (*Group, error) {
 		return nil, err
 	}
 
+	var metadata *structpb.Struct
+	if group.Metadata != nil {
+		m, err := sanitizeData(group.Metadata)
+		if err != nil {
+			return nil, err
+		}
+		metadata, err = structpb.NewStruct(m)
+		if err != nil {
+			fmt.Println(err)
+			return nil, err
+		}
+	}
+
 	return &Group{
 		Id:        group.ID,
 		Namespace: group.Namespace,
 		Members:   group.Members,
 		Data:      data,
+		Metadata:  metadata,
 	}, nil
 }