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Diffstat (limited to '')
-rw-r--r-- | src/core/announce_multiplayer_session.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/core/announce_multiplayer_session.cpp b/src/core/announce_multiplayer_session.cpp new file mode 100644 index 000000000..6737ce85a --- /dev/null +++ b/src/core/announce_multiplayer_session.cpp @@ -0,0 +1,164 @@ +// SPDX-FileCopyrightText: Copyright 2017 Citra Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include <chrono> +#include <future> +#include <vector> +#include "announce_multiplayer_session.h" +#include "common/announce_multiplayer_room.h" +#include "common/assert.h" +#include "common/settings.h" +#include "network/network.h" + +#ifdef ENABLE_WEB_SERVICE +#include "web_service/announce_room_json.h" +#endif + +namespace Core { + +// Time between room is announced to web_service +static constexpr std::chrono::seconds announce_time_interval(15); + +AnnounceMultiplayerSession::AnnounceMultiplayerSession(Network::RoomNetwork& room_network_) + : room_network{room_network_} { +#ifdef ENABLE_WEB_SERVICE + backend = std::make_unique<WebService::RoomJson>(Settings::values.web_api_url.GetValue(), + Settings::values.yuzu_username.GetValue(), + Settings::values.yuzu_token.GetValue()); +#else + backend = std::make_unique<AnnounceMultiplayerRoom::NullBackend>(); +#endif +} + +WebService::WebResult AnnounceMultiplayerSession::Register() { + auto room = room_network.GetRoom().lock(); + if (!room) { + return WebService::WebResult{WebService::WebResult::Code::LibError, + "Network is not initialized", ""}; + } + if (room->GetState() != Network::Room::State::Open) { + return WebService::WebResult{WebService::WebResult::Code::LibError, "Room is not open", ""}; + } + UpdateBackendData(room); + WebService::WebResult result = backend->Register(); + if (result.result_code != WebService::WebResult::Code::Success) { + return result; + } + LOG_INFO(WebService, "Room has been registered"); + room->SetVerifyUID(result.returned_data); + registered = true; + return WebService::WebResult{WebService::WebResult::Code::Success, "", ""}; +} + +void AnnounceMultiplayerSession::Start() { + if (announce_multiplayer_thread) { + Stop(); + } + shutdown_event.Reset(); + announce_multiplayer_thread = + std::make_unique<std::thread>(&AnnounceMultiplayerSession::AnnounceMultiplayerLoop, this); +} + +void AnnounceMultiplayerSession::Stop() { + if (announce_multiplayer_thread) { + shutdown_event.Set(); + announce_multiplayer_thread->join(); + announce_multiplayer_thread.reset(); + backend->Delete(); + registered = false; + } +} + +AnnounceMultiplayerSession::CallbackHandle AnnounceMultiplayerSession::BindErrorCallback( + std::function<void(const WebService::WebResult&)> function) { + std::lock_guard lock(callback_mutex); + auto handle = std::make_shared<std::function<void(const WebService::WebResult&)>>(function); + error_callbacks.insert(handle); + return handle; +} + +void AnnounceMultiplayerSession::UnbindErrorCallback(CallbackHandle handle) { + std::lock_guard lock(callback_mutex); + error_callbacks.erase(handle); +} + +AnnounceMultiplayerSession::~AnnounceMultiplayerSession() { + Stop(); +} + +void AnnounceMultiplayerSession::UpdateBackendData(std::shared_ptr<Network::Room> room) { + Network::RoomInformation room_information = room->GetRoomInformation(); + std::vector<AnnounceMultiplayerRoom::Member> memberlist = room->GetRoomMemberList(); + backend->SetRoomInformation(room_information.name, room_information.description, + room_information.port, room_information.member_slots, + Network::network_version, room->HasPassword(), + room_information.preferred_game); + backend->ClearPlayers(); + for (const auto& member : memberlist) { + backend->AddPlayer(member); + } +} + +void AnnounceMultiplayerSession::AnnounceMultiplayerLoop() { + // Invokes all current bound error callbacks. + const auto ErrorCallback = [this](WebService::WebResult result) { + std::lock_guard lock(callback_mutex); + for (auto callback : error_callbacks) { + (*callback)(result); + } + }; + + if (!registered) { + WebService::WebResult result = Register(); + if (result.result_code != WebService::WebResult::Code::Success) { + ErrorCallback(result); + return; + } + } + + auto update_time = std::chrono::steady_clock::now(); + std::future<WebService::WebResult> future; + while (!shutdown_event.WaitUntil(update_time)) { + update_time += announce_time_interval; + auto room = room_network.GetRoom().lock(); + if (!room) { + break; + } + if (room->GetState() != Network::Room::State::Open) { + break; + } + UpdateBackendData(room); + WebService::WebResult result = backend->Update(); + if (result.result_code != WebService::WebResult::Code::Success) { + ErrorCallback(result); + } + if (result.result_string == "404") { + registered = false; + // Needs to register the room again + WebService::WebResult register_result = Register(); + if (register_result.result_code != WebService::WebResult::Code::Success) { + ErrorCallback(register_result); + } + } + } +} + +AnnounceMultiplayerRoom::RoomList AnnounceMultiplayerSession::GetRoomList() { + return backend->GetRoomList(); +} + +bool AnnounceMultiplayerSession::IsRunning() const { + return announce_multiplayer_thread != nullptr; +} + +void AnnounceMultiplayerSession::UpdateCredentials() { + ASSERT_MSG(!IsRunning(), "Credentials can only be updated when session is not running"); + +#ifdef ENABLE_WEB_SERVICE + backend = std::make_unique<WebService::RoomJson>(Settings::values.web_api_url.GetValue(), + Settings::values.yuzu_username.GetValue(), + Settings::values.yuzu_token.GetValue()); +#endif +} + +} // namespace Core |