<?php
namespace libTononix;

use \Nette\Utils\Finder;
use \Noodlehaus\Config;
use \Noodlehaus\Parser\Xml;
use \Noodlehaus\Parser\Properties;
use \Noodlehaus\Parser\Json;

class PrefixManagement
{

	protected $cPrefixPath;
	private $oConfiguration;

	function __construct($prefix = "/home/phablet/.local/system")
	{
		$this->cPrefixPath = $prefix;
		if(!is_dir($this->cPrefixPath))
		{
			$this->cPrefixPath = $this->tryDetectPrefix();
			
		}
		$this->setupEnvironment();
		// $this->oConfiguration = new \Noodlehaus\Config($this->cPrefixPath."/etc/tononixOS/prefix.conf", new \Noodlehaus\Parser\Xml);

	}

	function tryDetectPrefix()
	{
		foreach(\Nette\Utils\Finder::findFiles('*.stage3-finished')->from(getenv("HOME"))->exclude(['.config','.vscode','.nano','.presage','.ellipsis','.antigen','.android','.npm','.ssh','.pki','anbox-data']) as $key => $file)
		{
			return $key;
		}
		return $false;
	}

	function setupEnvironment()
	{
		setenv("EPREFIX=".$this->cPrefixPath);
		setenv("BPREFIX=".$this->cPrefixPath);
		setenv("SHELL=".$this->cPrefixPath."/usr/bin/bash");
		$pathArray = array($this->cPrefixPath."/usr/local/bin",
						   $this->cPrefixPath."/usr/local/sbin",
						   $this->cPrefixPath."/usr/bin",
						   $this->cPrefixPath."/usr/sbin",
						   $this->cPrefixPath."/bin",
						   $this->cPrefixPath."/sbin");
		$pathString = implode(":",$pathArray);
		$pathString = $pathString . ":" . getenv("PATH");
		setenv("PATH=$pathString");
	}

	function installPackage($packageAtom)
	{
		exec('emerge --oneshot --update $packageAtom', $emergeLog, $retVal);
		return array("log"=>$emergeLog,
		             "return" => $retVal);
	}

	function removePackage($packageAtom)
	{
		exec('emerge --depclean --verbose '.$packageAtom, $emergeLog, $retVal);
		return array("log"=>$emergeLog,
		             "return" => $retVal);
	}

	function syncPackageLists()
	{
		exec('emerge --sync', $emergeLog, $retVal);
		return array("log"=>$emergeLog,
					 "return" => $retVal);
	}

	

}