diff --git a/server/gameserver/mapservice.cc b/server/gameserver/mapservice.cc
index 76c4e29..7b7f5cf 100644
--- a/server/gameserver/mapservice.cc
+++ b/server/gameserver/mapservice.cc
@@ -230,3 +230,21 @@ int MapService::GetGridId(float world_x, float world_y)
     int grid_id = (int)(world_x/cell_width_) + (int)(world_y/cell_width_) * map_width_;
     return grid_id;
 }
+
+int MapService::FindPathRequest(Human* hum,
+                                const a8::Vec2& start_pos,
+                                const a8::Vec2& end_pos,
+                                int max_step_num)
+{
+    return 0;
+}
+
+FindPathStatus* MapService::QueryFindPathStatus(int query_id)
+{
+    return nullptr;
+}
+
+void MapService::RemoveFindPathRequest(Human* hum, int query_id)
+{
+
+}
diff --git a/server/gameserver/mapservice.h b/server/gameserver/mapservice.h
index a8b1297..c30ce69 100644
--- a/server/gameserver/mapservice.h
+++ b/server/gameserver/mapservice.h
@@ -1,5 +1,6 @@
 #pragma once
 
+class Human;
 class ColliderComponent;
 
 struct CellNode
@@ -9,6 +10,23 @@ struct CellNode
     CellNode* next = nullptr;
 };
 
+struct MovePathPoint
+{
+    a8::Vec2 pos;
+    float distance = 0;
+};
+
+struct FindPathStatus
+{
+    long long frameno = 0;
+    Human* hum = nullptr;
+    a8::Vec2 start_pos;
+    a8::Vec2 end_pos;
+    int curr_step = 0;
+    int max_step_num = 0;
+    std::vector<MovePathPoint> out_ponits;
+};
+
 class Room;
 class MapService
 {
@@ -25,6 +43,12 @@ class MapService
                       float world_x,
                       float world_y,
                       std::set<ColliderComponent*>& colliders);
+    int FindPathRequest(Human* hum,
+                        const a8::Vec2& start_pos,
+                        const a8::Vec2& end_pos,
+                        int max_step_num);
+    FindPathStatus* QueryFindPathStatus(int query_id);
+    void RemoveFindPathRequest(Human* hum, int query_id);
 
  private:
     int GetGridId(float world_x, float world_y);