From a59462f3c3c9bf3572b843285c2c1fcc55bd392f Mon Sep 17 00:00:00 2001
From: FutureRave <edoardo.sanguineti222@gmail.com>
Date: Sun, 14 May 2023 10:02:32 +0100
Subject: [PATCH] feat: game_event component

---
 src/client/component/game_event.cpp | 58 +++++++++++++++++++++++++++++
 src/client/component/game_event.hpp |  7 ++++
 src/client/component/script.cpp     |  8 ++--
 src/client/game/symbols.hpp         |  9 +++++
 4 files changed, 77 insertions(+), 5 deletions(-)
 create mode 100644 src/client/component/game_event.cpp
 create mode 100644 src/client/component/game_event.hpp

diff --git a/src/client/component/game_event.cpp b/src/client/component/game_event.cpp
new file mode 100644
index 00000000..1ac93daa
--- /dev/null
+++ b/src/client/component/game_event.cpp
@@ -0,0 +1,58 @@
+#include <std_include.hpp>
+#include "loader/component_loader.hpp"
+#include <game/game.hpp>
+
+#include "game_event.hpp"
+
+#include <utils/hook.hpp>
+
+namespace game_event
+{
+	namespace
+	{
+		std::vector<std::function<void()>> g_init_game_tasks_;
+		std::vector<std::function<void()>> g_shutdown_game_tasks_;
+
+		void rope_init_ropes_stub()
+		{
+			for (const auto& func : g_init_game_tasks_)
+			{
+				func();
+			}
+
+			game::Rope_InitRopes();
+		}
+
+		void mantle_shutdown_anims_stub()
+		{
+			for (const auto& func : g_init_game_tasks_)
+			{
+				func();
+			}
+
+			game::Mantle_ShutdownAnims();
+		}
+	}
+
+	void on_g_init_game(const std::function<void()>& callback)
+	{
+		g_init_game_tasks_.emplace_back(callback);
+	}
+
+	void on_g_shutdown_game(const std::function<void()>& callback)
+	{
+		g_shutdown_game_tasks_.emplace_back(callback);
+	}
+
+	class component final : public generic_component
+	{
+	public:
+		void post_unpack() override
+		{
+			utils::hook::call(game::select(0x1419DD6EC, 0x1402ABC1B), rope_init_ropes_stub);
+			utils::hook::call(game::select(0x141A02AAD, 0x1402ADF1D), rope_init_ropes_stub);
+		}
+	};
+}
+
+REGISTER_COMPONENT(game_event::component)
diff --git a/src/client/component/game_event.hpp b/src/client/component/game_event.hpp
new file mode 100644
index 00000000..875cc719
--- /dev/null
+++ b/src/client/component/game_event.hpp
@@ -0,0 +1,7 @@
+#pragma once
+
+namespace game_event
+{
+	void on_g_init_game(const std::function<void()>& callback);
+	void on_g_shutdown_game(const std::function<void()>& callback);
+}
diff --git a/src/client/component/script.cpp b/src/client/component/script.cpp
index d551b278..0a0bfceb 100644
--- a/src/client/component/script.cpp
+++ b/src/client/component/script.cpp
@@ -2,7 +2,7 @@
 #include "loader/component_loader.hpp"
 #include "game/game.hpp"
 
-#include "scheduler.hpp"
+#include "game_event.hpp"
 
 #include <utils/hook.hpp>
 #include <utils/string.hpp>
@@ -15,7 +15,6 @@ namespace script
 		constexpr size_t GSC_MAGIC = 0x1C000A0D43534780;
 
 		utils::hook::detour db_find_x_asset_header_hook;
-		utils::hook::detour g_shutdown_game_hook;
 		utils::hook::detour gscr_get_bgb_remaining_hook;
 
 		utils::memory::allocator allocator;
@@ -130,11 +129,10 @@ namespace script
 			return asset_header;
 		}
 
-		void g_shutdown_game_stub(bool free_scripts)
+		void clear_script_memory()
 		{
 			loaded_scripts.clear();
 			allocator.clear();
-			g_shutdown_game_hook.invoke<void>(free_scripts);
 		}
 
 		void load_gametype_script_stub()
@@ -168,7 +166,7 @@ namespace script
 			db_find_x_asset_header_hook.create(game::select(0x141420ED0, 0x1401D5FB0), db_find_x_asset_header_stub);
 
 			// Free our scripts when the game ends
-			g_shutdown_game_hook.create(game::select(0x141A02900, 0x1402ADD70), g_shutdown_game_stub);
+			game_event::on_g_shutdown_game(clear_script_memory);
 
 			// Load our scripts when the gametype script is loaded
 			utils::hook::call(game::select(0x141AAF37C, 0x1402D8C7F), load_gametype_script_stub);
diff --git a/src/client/game/symbols.hpp b/src/client/game/symbols.hpp
index a40f6ce2..ee415ce6 100644
--- a/src/client/game/symbols.hpp
+++ b/src/client/game/symbols.hpp
@@ -113,6 +113,15 @@ namespace game
 	WEAK symbol<TLSData*()> Sys_GetTLS{0x1421837B0, 0x140525EB0};
 	WEAK symbol<TLSData*()> Sys_IsDatabaseReady{0x142183A60};
 
+	// Rope
+	WEAK symbol<void()> Rope_InitRopes{0x1420D8D00, 0x1404E4300};
+
+	// Glass
+	WEAK symbol<void()> GlassSv_Shutdown{0x1425AA7A0, 0x14065BCC0};
+
+	// Mantle
+	WEAK symbol<void()> Mantle_ShutdownAnims{0x142678C80, 0x1406A1B50};
+
 	// Unnamed
 	WEAK symbol<const char*(const char* name)> CopyString{0x1422AC220, 0x14056BD70};