Added initial game logic service

proto/game_logic.proto

@@ -3,50 +3,25 @@ syntax = "proto3";
 package game_logic;
 
 service GameLogicService {
-  rpc GetCharacter(CharacterRequest) returns (CharacterResponse);
-  rpc MoveCharacter(CharacterMoveRequest) returns (CharacterMoveResponse);
-  rpc GetTargetHp(ObjectHpRequest) returns (ObjectHpResponse);
+  rpc GetNearbyObjects(NearbyObjectsRequest) returns (NearbyObjectsResponse);
 }
 
-message CharacterRequest {
-  string token = 1;
-  string user_id = 2;
-  string char_id = 3;
-  string session_id = 4;
-}
-
-message CharacterResponse {
-  int32 count = 1;
-}
-
-message CharacterMoveRequest {
+message NearbyObjectsRequest {
   string session_id = 1;
-  uint32 target_id = 2;
+  float x = 2;
+  float y = 3;
+  float z = 4;
+  int32 map_id = 5;
+}
+
+message NearbyObjectsResponse {
+  repeated Object objects = 1;
+}
+
+message Object {
+  int32 id = 1;
+  int32 type_ = 2;
   float x = 3;
   float y = 4;
   float z = 5;
-}
-
-message CharacterMoveResponse {
-  int32 id = 1;
-  int32 target_id = 2;
-  int32 distance = 3;
-  float x = 4;
-  float y = 5;
-  float z = 6;
-}
-
-message AttackRequest {
-  string session_id = 1;
-  uint32 target_id = 2;
-}
-
-message ObjectHpRequest {
-  string session_id = 1;
-  uint32 target_id = 2;
-}
-
-message ObjectHpResponse {
-  uint32 target_id = 1;
-  int32 hp = 2;
-}
+}