[proto] add rooms and slots

src/common/proto/room.proto

@@ -0,0 +1,63 @@
+syntax = "proto3";
+
+import "core.proto";
+
+package ru.m.tankz.proto.room;
+
+message SlotProto {
+    string team = 3;
+    int32 index = 4;
+}
+
+message RoomSlotProto {
+    SlotProto slot = 1;
+    ru.m.tankz.proto.core.UserProto user = 2;
+}
+
+message RoomProto {
+    ru.m.tankz.proto.core.GameProto game = 1;
+    ru.m.tankz.proto.core.UserProto creator = 2;
+    repeated ru.m.tankz.proto.core.UserProto users = 3;
+    repeated RoomSlotProto slots = 4;
+}
+
+message CreateRequest {
+    string type = 2;
+    int32 level = 3;
+}
+
+message JoinRequest {
+    int32 gameId = 1;
+}
+
+message LeaveRequest {
+}
+
+message SlotRequest {
+    SlotProto slot = 3;
+}
+
+message StartRequest {
+}
+
+message RoomRequest {
+    oneof content {
+        CreateRequest create = 1;
+        JoinRequest join = 2;
+        LeaveRequest leave = 3;
+        SlotRequest slot = 4;
+        StartRequest start = 5;
+    }
+}
+
+message RoomResponse {
+    RoomProto room = 1;
+}
+
+message RoomListRequest {
+    bool subscribe = 1;
+}
+
+message RoomListResponse {
+    repeated RoomProto rooms = 1;
+}