syntax = "proto3"; option go_package = "common/proto/gen/cs"; import "common.proto"; enum MessageID { MESSAGE_ID_INVALID = 0; // 移动指令 MESSAGE_TYPE_PLAYER_MOVE = 3; // 聊天消息 MESSAGE_TYPE_CHAT_MESSAGE = 4; // 心跳包 MESSAGE_TYPE_HEARTBEAT = 5; } message Message { MessageID id = 1; bytes payload = 2; }