From 47f9b45ac47250f189ec0df5fec8aa14d4b56c49 Mon Sep 17 00:00:00 2001
From: iProgramInCpp <iprogramincpp@gmail.com>
Date: Mon, 31 Jul 2023 18:28:10 +0300
Subject: [PATCH] * Add support for an options file on Windows.

---
 platforms/windows/AppPlatform_windows.cpp | 30 +++++++++++++++++++++--
 source/Options.cpp                        | 24 ++++++++++++++++++
 source/Options.hpp                        |  3 +++
 windows_vs/options.txt                    | 14 +++++++++++
 4 files changed, 69 insertions(+), 2 deletions(-)
 create mode 100644 windows_vs/options.txt

diff --git a/platforms/windows/AppPlatform_windows.cpp b/platforms/windows/AppPlatform_windows.cpp
index 92ba0ca..baa52e0 100644
--- a/platforms/windows/AppPlatform_windows.cpp
+++ b/platforms/windows/AppPlatform_windows.cpp
@@ -12,6 +12,8 @@
 #include "thirdparty/stb_image.h"
 #include "thirdparty/stb_image_write.h"
 
+#include <fstream>
+#include <sstream>
 #include <shlobj.h>
 
 extern LPCTSTR g_GameTitle;
@@ -157,8 +159,32 @@ std::vector<std::string> AppPlatform_windows::getOptionStrings()
 {
 	std::vector<std::string> o;
 
-	o.push_back("mp_username");
-	o.push_back("iProgramInCpp");
+	//o.push_back("mp_username");
+	//o.push_back("iProgramInCpp");
+
+	std::ifstream ifs("options.txt");
+	if (!ifs.is_open())
+		return o;
+
+	std::string str;
+	while (true)
+	{
+		if (!std::getline(ifs, str, '\n'))
+			break;
+
+		if (str.empty() || str[0] == '#')
+			continue;
+
+		std::stringstream ss;
+		ss << str;
+
+		std::string key, value;
+		if (std::getline(ss, key, '|') && std::getline(ss, value))
+		{
+			o.push_back(key);
+			o.push_back(value);
+		}
+	}
 
 	return o;
 }
diff --git a/source/Options.cpp b/source/Options.cpp
index 2f7287a..a5aa50c 100644
--- a/source/Options.cpp
+++ b/source/Options.cpp
@@ -113,6 +113,11 @@ void Options::save()
 	// stub
 }
 
+std::string Options::getMessage(const Options::Option& option)
+{
+	return "Options::getMessage - Not implemented";
+}
+
 bool Options::readBool(const std::string& str)
 {
 	std::string trimmed = Util::stringTrim(str);
@@ -120,9 +125,22 @@ bool Options::readBool(const std::string& str)
 		return true;
 	if (trimmed == "false" || trimmed == "0")
 		return false;
+
 	return false;
 }
 
+#ifndef ORIGINAL_CODE
+int Options::readInt(const std::string& str)
+{
+	int f;
+	
+	if (!sscanf(str.c_str(), "%d", &f))
+		f = 0;
+
+	return f;
+}
+#endif
+
 void Options::update(const std::vector<std::string>& strings)
 {
 	for (int i = 0; i<int(strings.size()); i += 2)
@@ -137,5 +155,11 @@ void Options::update(const std::vector<std::string>& strings)
 			m_bFancyGraphics = readBool(value);
 		else if (key == "mp_server_visible_default")
 			m_bServerVisibleDefault = readBool(value);
+#ifndef ORIGINAL_CODE
+		else if (key == "gfx_smoothlighting")
+			Minecraft::useAmbientOcclusion = field_18 = readBool(value);
+		else if (key == "gfx_viewdistance")
+			field_10 = readInt(value);
+#endif
 	}
 }
diff --git a/source/Options.hpp b/source/Options.hpp
index d582c3d..23065fe 100644
--- a/source/Options.hpp
+++ b/source/Options.hpp
@@ -26,6 +26,9 @@ public:
 
 public:
 	static bool readBool(const std::string& str);
+#ifndef ORIGINAL_CODE
+	static int readInt(const std::string& str);
+#endif
 
 public:
 	enum KeyBindIndex
diff --git a/windows_vs/options.txt b/windows_vs/options.txt
new file mode 100644
index 0000000..bf78c30
--- /dev/null
+++ b/windows_vs/options.txt
@@ -0,0 +1,14 @@
+#Config file for Minecraft PE.  The # at the start denotes a comment, removing it makes it a command.
+
+# Multiplayer
+mp_username|ReMinecraftPE
+mp_server_visible_default|true
+
+# Controls
+#ctrl_invertmouse|true
+
+# Graphics Options
+gfx_fancygraphics|true
+gfx_smoothlighting|false
+gfx_viewdistance|2
+#gfx_viewdistance|0