syntax = "proto3";

option optimize_for = LITE_RUNTIME;

message Announce {
    enum Types {
        PING = 0;
        PONG = 1;
    }

    Types type = 1;
    repeated uint64 ids = 2;

    message Other_Peers {
        uint64 id = 1;
        uint32 ip = 2;
        uint32 udp_port = 3;
        uint32 appid = 4;
    }

    uint32 tcp_port = 3;
    repeated Other_Peers peers = 4;
    uint32 appid = 5;
}

message Lobby {
    uint64 room_id = 1;
    uint64 owner = 2;

    map<string, bytes> values = 3;

    message Member {
        uint64 id = 1;
        map<string, bytes> values = 2;
    }

    repeated Member members = 4;

    message Gameserver {
        uint64 id = 1;
        uint32 ip = 2;
        uint32 port = 3;
        uint32 num_update = 4;
    }

    Gameserver gameserver = 5;

    uint32 member_limit = 6;
    uint32 type = 7; //ELobbyType
    bool joinable = 8;
    uint32 appid = 9;
    bool deleted = 32;
    uint64 time_deleted = 33;
}

message Lobby_Messages {
    uint64 id = 1;

    enum Types {
        JOIN = 0;
        LEAVE = 1;
        CHANGE_OWNER = 2;
        MEMBER_DATA = 3;
        CHAT_MESSAGE = 4;
    }

    Types type = 2;
    uint64 idata = 3;
    bytes bdata = 4;
    map<string, bytes> map = 5;
}

message Low_Level {
    enum Types {
        HEARTBEAT = 0;
        CONNECT = 1;
        DISCONNECT = 2;
    }

    Types type = 1;
}

message Network_pb {
    uint32 channel = 1;
    bytes data = 2;

    enum Types {
        DATA = 0;
        NEW_CONNECTION = 1;
    }

    Types type = 3;

    bool processed = 128;
    uint64 time_processed = 129;
}

message Network_Old {
    enum Types {
        CONNECTION_REQUEST_IP = 0;
        CONNECTION_REQUEST_STEAMID = 1;
        CONNECTION_ACCEPTED = 2;
        CONNECTION_END = 3;
        DATA = 4;
    }

    Types type = 1;
    uint64 connection_id = 2;
    uint64 connection_id_from = 3;
    uint32 port = 4;
    bytes data = 5;
}

message Networking_Sockets {
    enum Types {
        CONNECTION_REQUEST = 0;
        CONNECTION_ACCEPTED = 2;
        CONNECTION_END = 3;
        DATA = 4;
    }

    Types type = 1;
    int32 virtual_port = 2;
    int32 real_port = 6;
    uint64 connection_id = 3;
    uint64 connection_id_from = 4;
    bytes data = 5;
    uint64 message_number = 7;
}

message Networking_Messages {
    enum Types {
        CONNECTION_NEW = 0;
        CONNECTION_ACCEPT = 1;
        CONNECTION_END = 2;
        DATA = 3;
    }

    Types type = 1;
    uint32 channel = 2;
    uint32 id_from = 3;
    bytes data = 5;
}

message Gameserver {
    uint64 id = 1;
    bytes game_description = 2;
    bytes mod_dir = 3;
    bool dedicated_server = 4;
    uint32 max_player_count = 5;
    uint32 bot_player_count = 6;
    bytes server_name = 7;
    bytes map_name = 8;
    bool password_protected = 9;
    uint32 spectator_port = 10;
    bytes spectator_server_name = 11;
    map<string, bytes> values = 12;
    bytes tags = 13;
    bytes gamedata = 14;
    bytes region = 15;
    bytes product = 16;
    bool secure = 17;
    uint32 num_players = 18;
    uint32 version = 19;
    bytes game_dir = 20;

    uint32 ip = 32;
    uint32 port = 33;
    uint32 query_port = 34;
    uint32 appid = 35;

    bool offline = 48;
    uint32 type = 49;
}

message Friend {
    uint64 id = 1;
    bytes name = 2;
    map<string, bytes> rich_presence = 3;
    uint32 appid = 4;
    uint64 lobby_id = 5;
    bytes avatar = 6;
}

message Auth_Ticket {
    uint32 number = 1;

    enum Types {
        CANCEL = 0;
    }

    Types type = 2;
}

message Friend_Messages {
    enum Types {
        LOBBY_INVITE = 0;
        GAME_INVITE = 1;
    }

    Types type = 1;
    oneof invite_data {
        uint64 lobby_id = 2;
        bytes connect_str = 3;
    }
}

message Steam_Messages {
	enum Types {
		FRIEND_CHAT = 0;
	}

	Types type = 1;
	oneof message_data {
		bytes message = 2;
	}
}

message GameServerStats_Messages {
    // --- basic definitions
    message StatInfo {
        enum Stat_Type {
            STAT_TYPE_INT = 0;
            STAT_TYPE_FLOAT = 1;
            STAT_TYPE_AVGRATE = 2;
        }
        message AvgStatInfo {
            float count_this_session = 1;
            double session_length = 2;
        }

        Stat_Type stat_type = 1;
        oneof stat_value {
            float value_float = 2;
            int32 value_int = 3;
        }
        optional AvgStatInfo value_avg = 4; // only set when type != INT
    }
    message AchievementInfo {
        bool achieved = 1;
    }

    // --- requests & responses objects
    // this is used when updating stats, from server or user, bi-directional
    message AllStats {
        map<string, StatInfo> user_stats = 1;
        map<string, AchievementInfo> user_achievements = 2;
    }
    // sent from server as a request, response sent by the user
    message InitialAllStats {
        uint64 steam_api_call = 1;
        
        // optional because the server send doesn't send any data, just steam api call id
        optional AllStats all_data = 2;
    }
    // Request_: from Steam_GameServerStats
    // Response_: from Steam_User_Stats
    enum Types {
        Request_AllUserStats = 0;
        Response_AllUserStats = 1;

        UpdateUserStatsFromServer = 2; // sent by Steam_GameServerStats
        UpdateUserStatsFromUser = 3; // sent by Steam_User_Stats
    }

	Types type = 1;
    oneof data_messages {
        InitialAllStats initial_user_stats = 2;
        AllStats update_user_stats = 3;
    }
}

message Leaderboards_Messages {
    message LeaderboardInfo {
        string board_name = 1;
        int32 sort_method = 2;
        int32 display_type = 3;
    }
    message UserScoreEntry {
        int32 score = 1;
        repeated int32 score_details = 2;
    }

    enum Types {
        UpdateUserScore = 0; // notify others on the network that our score was updated
        UpdateUserScoreMutual = 1; // notify others on the network that our score was updated, and request theirs
        RequestUserScore = 2; // request score data from a single user
    }

	Types type = 1;
    uint32 appid = 2;
    LeaderboardInfo leaderboard_info = 3;
    oneof data_messages {
        UserScoreEntry user_score_entry = 4;
    }
}

message Common_Message {
    uint64 source_id = 1; // SteamID64 of the sender
    uint64 dest_id = 2; // SteamID64 of the target receiver
    oneof messages {
        Announce announce = 3;
        Low_Level low_level = 4;
        Lobby lobby = 5;
        Lobby_Messages lobby_messages = 6;
        Network_pb network = 7;
        Gameserver gameserver = 8;
        Friend friend = 9;
        Auth_Ticket auth_ticket = 10;
        Friend_Messages friend_messages = 11;
        Network_Old network_old = 12;
        Networking_Sockets networking_sockets = 13;
        Steam_Messages steam_messages = 14;
        Networking_Messages networking_messages = 15;
        GameServerStats_Messages gameserver_stats_messages = 16;
        Leaderboards_Messages leaderboards_messages = 17;
    }

    uint32 source_ip = 128;
    uint32 source_port = 129;
}

//Non networking related protobufs

message SteamAppTicket_pb {
	uint32 ticket_version_no = 1;
	uint32 crc_encryptedticket = 2;
	uint32 cb_encrypteduserdata = 3;
	uint32 cb_encrypted_appownershipticket = 4;
	bytes encrypted_ticket = 5;
}