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// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <functional>
#include <string>
#include <vector>
#include "common/common_types.h"
#include "common/web_result.h"
namespace AnnounceMultiplayerRoom {
using MacAddress = std::array<u8, 6>;
struct Room {
struct Member {
std::string username;
std::string nickname;
std::string avatar_url;
MacAddress mac_address;
std::string game_name;
u64 game_id;
};
std::string id;
std::string verify_UID; ///< UID used for verification
std::string name;
std::string description;
std::string owner;
std::string ip;
u16 port;
u32 max_player;
u32 net_version;
bool has_password;
std::string preferred_game;
u64 preferred_game_id;
std::vector<Member> members;
};
using RoomList = std::vector<Room>;
/**
* A AnnounceMultiplayerRoom interface class. A backend to submit/get to/from a web service should
* implement this interface.
*/
class Backend : NonCopyable {
public:
virtual ~Backend() = default;
/**
* Sets the Information that gets used for the announce
* @param uid The Id of the room
* @param name The name of the room
* @param description The room description
* @param port The port of the room
* @param net_version The version of the libNetwork that gets used
* @param has_password True if the room is passowrd protected
* @param preferred_game The preferred game of the room
* @param preferred_game_id The title id of the preferred game
*/
virtual void SetRoomInformation(const std::string& name, const std::string& description,
const u16 port, const u32 max_player, const u32 net_version,
const bool has_password, const std::string& preferred_game,
const u64 preferred_game_id) = 0;
/**
* Adds a player information to the data that gets announced
* @param nickname The nickname of the player
* @param mac_address The MAC Address of the player
* @param game_id The title id of the game the player plays
* @param game_name The name of the game the player plays
*/
virtual void AddPlayer(const std::string& username, const std::string& nickname,
const std::string& avatar_url, const MacAddress& mac_address,
const u64 game_id, const std::string& game_name) = 0;
/**
* Updates the data in the announce service. Re-register the room when required.
* @result The result of the update attempt
*/
virtual Common::WebResult Update() = 0;
/**
* Registers the data in the announce service
* @result The result of the register attempt. When the result code is Success, A global Guid of
* the room which may be used for verification will be in the result's returned_data.
*/
virtual Common::WebResult Register() = 0;
/**
* Empties the stored players
*/
virtual void ClearPlayers() = 0;
/**
* Get the room information from the announce service
* @result A list of all rooms the announce service has
*/
virtual RoomList GetRoomList() = 0;
/**
* Sends a delete message to the announce service
*/
virtual void Delete() = 0;
};
/**
* Empty implementation of AnnounceMultiplayerRoom interface that drops all data. Used when a
* functional backend implementation is not available.
*/
class NullBackend : public Backend {
public:
~NullBackend() = default;
void SetRoomInformation(const std::string& /*name*/, const std::string& /*description*/,
const u16 /*port*/, const u32 /*max_player*/, const u32 /*net_version*/,
const bool /*has_password*/, const std::string& /*preferred_game*/,
const u64 /*preferred_game_id*/) override {}
void AddPlayer(const std::string& /*username*/, const std::string& /*nickname*/,
const std::string& /*avatar_url*/, const MacAddress& /*mac_address*/,
const u64 /*game_id*/, const std::string& /*game_name*/) override {}
Common::WebResult Update() override {
return Common::WebResult{Common::WebResult::Code::NoWebservice, "WebService is missing"};
}
Common::WebResult Register() override {
return Common::WebResult{Common::WebResult::Code::NoWebservice, "WebService is missing"};
}
void ClearPlayers() override {}
RoomList GetRoomList() override {
return RoomList{};
}
void Delete() override {}
};
} // namespace AnnounceMultiplayerRoom
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