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// SPDX-FileCopyrightText: Copyright 2017 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <functional>
#include <string>
#include <vector>
#include "common/common_types.h"
#include "common/socket_types.h"
#include "web_service/web_result.h"
namespace AnnounceMultiplayerRoom {
struct GameInfo {
std::string name{""};
u64 id{0};
std::string version{""};
};
struct Member {
std::string username;
std::string nickname;
std::string display_name;
std::string avatar_url;
Network::IPv4Address fake_ip;
GameInfo game;
};
struct RoomInformation {
std::string name; ///< Name of the server
std::string description; ///< Server description
u32 member_slots; ///< Maximum number of members in this room
u16 port; ///< The port of this room
GameInfo preferred_game; ///< Game to advertise that you want to play
std::string host_username; ///< Forum username of the host
bool enable_yuzu_mods; ///< Allow yuzu Moderators to moderate on this room
};
struct Room {
RoomInformation information;
std::string id;
std::string verify_uid; ///< UID used for verification
std::string ip;
u32 net_version;
bool has_password;
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 {
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 GameInfo& preferred_game) = 0;
/**
* Adds a player information to the data that gets announced
* @param member The player to add
*/
virtual void AddPlayer(const Member& member) = 0;
/**
* Updates the data in the announce service. Re-register the room when required.
* @result The result of the update attempt
*/
virtual WebService::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 WebService::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 GameInfo& /*preferred_game*/) override {}
void AddPlayer(const Member& /*member*/) override {}
WebService::WebResult Update() override {
return WebService::WebResult{WebService::WebResult::Code::NoWebservice,
"WebService is missing", ""};
}
WebService::WebResult Register() override {
return WebService::WebResult{WebService::WebResult::Code::NoWebservice,
"WebService is missing", ""};
}
void ClearPlayers() override {}
RoomList GetRoomList() override {
return RoomList{};
}
void Delete() override {}
};
} // namespace AnnounceMultiplayerRoom
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