add discord presence

src/client/component/discord.cpp

@@ -0,0 +1,126 @@
+#include <std_include.hpp>
+#include "loader/component_loader.hpp"
+#include "scheduler.hpp"
+#include "game/game.hpp"
+
+#include <utils/string.hpp>
+
+#include <discord_rpc.h>
+
+namespace discord
+{
+	namespace
+	{
+		DiscordRichPresence discord_presence;
+
+		void update_discord()
+		{
+			Discord_RunCallbacks();
+
+			if (!game::CL_IsCgameInitialized() && 
+				game::Dvar_FindVar("virtualLobbyActive")->current.enabled == 0 &&
+				game::Dvar_FindVar("cl_ingame")->current.enabled == 0) 
+			{
+				discord_presence.details = game::environment::is_sp() ? "Singleplayer" : "Multiplayer";
+				discord_presence.state = "Main Menu";
+
+				discord_presence.partySize = 0;
+				discord_presence.partyMax = 0;
+
+				discord_presence.startTimestamp = 0;
+
+				discord_presence.largeImageKey = game::environment::is_sp() ? "menu_singleplayer" : "menu_multiplayer";
+			}
+			else
+			{
+				if (game::environment::is_sp()) return;
+
+				const auto* gametype = game::UI_GetMapDisplayName(game::Dvar_FindVar("ui_gametype")->current.string);
+				const auto* map = game::UI_GetGameTypeDisplayName(game::Dvar_FindVar("ui_mapname")->current.string);
+
+				discord_presence.details = utils::string::va("%s on %s", gametype, map);
+
+				//auto* const host_name = reinterpret_cast<char*>(0x14187EBC4);
+				//utils::string::strip(host_name, host_name, static_cast<int>(strlen(host_name)) + 1);
+
+				//discord_presence.state = host_name;
+				discord_presence.state = "Placeholder";
+
+				// cgArray does not exist
+				/*discord_presence.partySize = game::mp::cgArray->snap != nullptr
+					? game::mp::cgArray->snap->numClients
+					: 1; */
+				discord_presence.partyMax = game::Dvar_FindVar("sv_maxclients")->current.integer;
+
+				if (!discord_presence.startTimestamp)
+				{
+					discord_presence.startTimestamp = std::chrono::duration_cast<std::chrono::seconds>(
+						std::chrono::system_clock::now().time_since_epoch()).count();
+				}
+
+				discord_presence.largeImageKey = game::Dvar_FindVar("ui_mapname")->current.string;
+			}
+
+			Discord_UpdatePresence(&discord_presence);
+		}
+	}
+
+	class component final : public component_interface
+	{
+	public:
+		void post_load() override
+		{
+			if (game::environment::is_dedi())
+			{
+				return;
+			}
+
+			DiscordEventHandlers handlers;
+			ZeroMemory(&handlers, sizeof(handlers));
+			handlers.ready = ready;
+			handlers.errored = errored;
+			handlers.disconnected = errored;
+			handlers.joinGame = nullptr;
+			handlers.spectateGame = nullptr;
+			handlers.joinRequest = nullptr;
+
+			// change ID
+			Discord_Initialize("820306675873087529", &handlers, 1, nullptr);
+
+			scheduler::loop(update_discord, scheduler::pipeline::async, 20s);
+
+			initialized_ = true;
+		}
+
+		void pre_destroy() override
+		{
+			if (!initialized_ || game::environment::is_dedi())
+			{
+				return;
+			}
+
+			Discord_Shutdown();
+		}
+
+	private:
+		bool initialized_ = false;
+
+		static void ready(const DiscordUser* /*request*/)
+		{
+			ZeroMemory(&discord_presence, sizeof(discord_presence));
+
+			discord_presence.instance = 1;
+
+			Discord_UpdatePresence(&discord_presence);
+		}
+
+		static void errored(const int error_code, const char* message)
+		{
+			printf("Discord: (%i) %s", error_code, message);
+		}
+	};
+}
+
+#ifndef DEV_BUILD
+REGISTER_COMPONENT(discord::component)
+#endif