#include <stdio.h>
#ifdef WINDOWS
    #include <direct.h>
    #define GetCurrentDir	_getcwd
	#define UpdaterName		"updater.exe"
#else
    #include <unistd.h>
    #define GetCurrentDir	getcwd
	#define UpdaterName		"updater"
#endif
#include <errno.h>
#include <QFileInfo>
#include <QProcess>
#include <QString>
#include "ProxyClientApp.h"
#include "client.h"

ProxyClientApp *this_app;

int main(int argc, char *argv[])
{
	Logger::Info("Starting client application\n");
	char currentPath[FILENAME_MAX];
	if (! GetCurrentDir(currentPath, sizeof(currentPath)))
    {
		return errno;
    }
	QString cwd = currentPath;
	
	// check if client should be updated
	QFileInfo newClient(cwd + "/client.bin.latest");
	if (newClient.exists())
	{
		Logger::Info("New client version found!\n");
		QString updater = cwd + "/" UpdaterName;
		if (QProcess::startDetached(updater))
		{
			Logger::Info("Updater launched\n");
			return 0;
		}
		else
		{
			Logger::Error("Can't launch updater to update client app\n");
		}
	}
	
	// check if initial config exists (config.cfg)
	// without it application is useless
	QFileInfo configInfo(cwd + "/config.cfg");
	if (! configInfo.exists())
	{
		Logger::Fatal("Initial configuration file (config.cfg) do not exist!\n");
		Logger::Fatal("Terminating!\n");
		return -1;
	}
	
	this_app = new ProxyClientApp(argc, argv);
    return this_app->exec();
}