// Renegade Map Selector
//
// Douglas Thrift
//
// MapSelector.cpp

#include "MapSelector.h"
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <dirent.h>

MapSelector::MapSelector()
{
	session = 0;

	vector<FormEntry> result;
	if (cgi.getElement("session", result))
	{
		session = result[result.size() - 1].getIntegerValue();
		result.clear();
	}

	session = load(session);
	if (debug)
	{
		cerr << "session = " << session << "\navailable = {\n";

		for (unsigned index = 0; index < available.size(); index++)
		{
			cerr << "   [" << index << "] = " << available[index] << "\n";
		}

		cerr << "}\nselected = {\n";

		for (unsigned index = 0; index < selected.size(); index++)
		{
			cerr << "   [" << index << "] = " << selected[index] << "\n";
		}

		cerr << "}\n";
	}

	string button;
	if (cgi.getElement("button", result))
	{
		button = result[result.size() - 1].getValue();
		result.clear();
	}

	select(button);
}

long MapSelector::load(long session)
{
	if (session == 0)
	{
		ifstream fin("mapselector.cfg");

		while (fin.good())
		{
			string name;
			string value;
		
			getline(fin, name, '=');
			getline(fin, value);

			if (name == "server")
			{
				server = value;
			}
			else if (name == "config")
			{
				ini = value;
			}
			else if (name == "template")
			{
				html = value;
			}
			else if (name == "redirect")
			{
				redirect = value;
			}
		}

		fin.close();

		srandomdev();
		session = random();

		DIR* dir = opendir((server + "/data").c_str());

		set<string> files;
		dirent* file;
		while ((file = readdir(dir)) != NULL)
		{
			string name = file->d_name;

			if (name.rfind(".mix") == name.length() - 4)
			{
				files.insert(name);
			}
		}
		
		closedir(dir);

		for (set<string>::iterator itor = files.begin(); itor != files.end();
			itor++)
		{
			available.push_back(*itor);
		}

		char* dot = new char[MAXPATHLEN];
		getcwd(dot, MAXPATHLEN);

		chdir(server.c_str());

		config = new RenegadeConfig(ini);
		config->load();

		selected = config->getMaps();

		chdir(dot);
		delete [] dot;
	}
	else
	{
		//
	}

	return session;
}

void MapSelector::select(const string& button)
{
	//
}