/*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
**]  All rights reserved.
*
* vi:ts=4 sw=4 tw=75
*
* Distributable under the terms and conditions of the 2-clause BSD license;
* see the file COPYING for a complete text of the license.
*
**************************************************************************/

#include <cstdlib>		// getenv

#include "Settings.hh"


namespace Mf {


Settings::~Settings()
{
	save();
}


void Settings::parseArgs(int argc, char* argv[])
{
	for (int i = 1; i < argc; ++i)
	{
		if (mScript.doString(argv[i]) != Script::SUCCESS)
		{
			std::string str;
			mScript[-1].get(str);
			logWarning << "invalid option: " << argv[i]
					   << ": " << str << std::endl;
			mScript.clearStack();
		}
	}
}


void Settings::loadFromFiles(const std::string& path)
{
	std::vector<std::string> paths;
	boost::split(paths, path, boost::is_any_of(":"));

	loadFromFiles(paths);
}

void Settings::loadFromFiles(const std::vector<std::string>& path)
{
	std::vector<std::string> copy(path);
	std::vector<std::string>::iterator it;

#if defined(_WIN32)
	char* homeDrive = getenv("HOMEDRIVE");
	char* homePath = getenv("HOMEPATH");
	std::string home(homeDrive ? homeDrive : "");
	if (homePath) home += homePath;
#else
	char *homePath = getenv("HOME");
	std::string home(homePath ? homePath : "");
#endif

	for (it = copy.begin(); it != copy.end(); ++it)
	{
		if (!home.empty())
		{
			boost::replace_all(*it, "$HOME", home);

			//Mf::logDebug("Copying global settings...");
			//mUserFile = *it;
			//mGlobals.pushCopy();
			//mScript.set("globals", Script::REGISTRY);
		}

		if (mScript.doFile(*it) != Script::SUCCESS)
		{
			std::string str;
			mScript[-1].get(str);
			logWarning(str);
			mScript.clearStack();
		}
	}
}


void Settings::clear()
{
	mScript.reset();
}


void Settings::saveAs(const std::string& path)
{
	mUserFile = path;
	save();
}

void Settings::save() const
{
	// TODO saving settings not yet implemented
}


} // namepsace Mf