feat: enhance Elem message with additional fields and define Face, TransElem, and MarketFace messages (#10)

Author: Redmomn

proto/message/v2/message.proto

@@ -4,7 +4,10 @@ package message.v2;
 
 message Elem {
   optional Text text = 1;
+  optional Face face = 2;
   optional NotOnlineImage not_online_image = 4;
+  optional TransElem trans_elem = 5;
+  optional MarketFace market_face = 6;
   optional CustomFace custom_face = 8;
   optional RichMsg rich_msg = 12;
   optional VideoFile video_file = 19;
@@ -22,6 +25,12 @@ message Text {
   optional bytes pb_reserve = 12;
 }
 
+message Face {
+  optional int32 index = 1;
+  optional bytes old = 2;
+  optional bytes buf = 11;
+}
+
 message NotOnlineImage {
   optional bytes file_path = 1;
   optional uint32 file_len = 2;
@@ -54,6 +63,27 @@ message NotOnlineImage {
   optional bytes pb_reserve = 29;
 }
 
+message TransElem {
+  optional int32 elem_type = 1;
+  optional bytes elem_value = 2;
+}
+
+message MarketFace {
+  optional bytes face_name = 1;
+  optional int32 item_type = 2;
+  optional int32 face_info = 3;
+  optional bytes face_id = 4;
+  optional int32 tab_id = 5;
+  optional int32 sub_type = 6;
+  optional bytes key = 7;
+  optional bytes param = 8;
+  optional int32 media_type = 9;
+  optional int32 image_width = 10;
+  optional int32 image_height = 11;
+  optional bytes mobileparam = 12;
+  optional bytes pb_reserve = 13;
+}
+
 message CustomFace {
   optional bytes guid = 1;
   optional string file_path = 2;