From 705f7db84dd85555a6aef1e136cf251725cef293 Mon Sep 17 00:00:00 2001
From: FearlessTobi <thm.frey@gmail.com>
Date: Sat, 25 Dec 2021 20:27:52 +0100
Subject: yuzu: Add ui files for multiplayer rooms

---
 src/common/CMakeLists.txt              |   1 +
 src/common/announce_multiplayer_room.h | 138 +++++++++++++++++++++++++++++++++
 2 files changed, 139 insertions(+)
 create mode 100644 src/common/announce_multiplayer_room.h

(limited to 'src/common')

diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index d574e4b79..05fdfea82 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -41,6 +41,7 @@ add_custom_command(OUTPUT scm_rev.cpp
 add_library(common STATIC
     algorithm.h
     alignment.h
+    announce_multiplayer_room.h
     assert.cpp
     assert.h
     atomic_helpers.h
diff --git a/src/common/announce_multiplayer_room.h b/src/common/announce_multiplayer_room.h
new file mode 100644
index 000000000..5ca5893ef
--- /dev/null
+++ b/src/common/announce_multiplayer_room.h
@@ -0,0 +1,138 @@
+// 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 "web_service/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 {
+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 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 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 {}
+    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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