<?php
/**
 * Created by PhpStorm.
 * User: Florian
 * Date: 24/11/2017
 * Time: 14:01
 */

namespace FileManagerBundle\Service;


use Symfony\Component\Process\Exception\ProcessFailedException;
use Symfony\Component\Process\Process;
use Symfony\Component\Serializer\Serializer;

class FileItemInfoService
{
    /**
     * @param $path
     * @return bool|mixed
     */
    public function getMediaFileInfo($path){
        if(!is_file($path))
            return false;

        $commandLine = ['mediainfo', '--output=XML', $path];
        $process = new Process($commandLine);
        $process->run();
        $process->wait();

        if (!$process->isSuccessful()) {
            return false;
        }

        $xml = simplexml_load_string($process->getOutput());
        $json = json_encode($xml);

        return json_decode($json, true);
    }

    /**
     * @param $name
     * @param $array
     * @param bool $default
     * @return bool
     */
    public function getAttribute($name, $array, $default = false){
        foreach ($array as $key => $item) {
            if ($key === $name) {
                return $item;
            }
            else {
                if (is_array($item)) {
                    $r = $this->getAttribute($name, $item, $default);
                    if($r !== false)
                        return $r;
                }
            }
        }
        return false;
    }

    /**
     * transform mediainfo duration to timecode or to ms if $toMs is set to true
     *
     * @param $duration
     * @param bool $toMs
     * @return int|mixed|string
     */
    public function durationToTime($duration, $toMs = false){
        $output = array();
        $strTime = "";
        $timMs = 0;
        $ext = array('h','mn','s','ms');
        $relative = array('h' => 3600000,'mn' => 60000,'s' => 1000,'ms' => 1);
        foreach($ext as $t){
            preg_match("/([0-9]{1,2}".$t.")/i", $duration, $output_array);
            $output[$t] = 0;
            if(isset($output_array[1])){
                $tim = str_replace($t,'',$output_array[1]);
                $output[$t] = (int)$tim;
                if(strlen($tim) <= 1)
                    $strTime .= "0";

                $strTime .= $tim;
                //to ms
                $timMs += ($output[$t] * $relative[$t]);
            }
            else
                $strTime .= "00";

            if($t != 'ms')
                $strTime .= ":";
        }
        if(!$toMs)
            return $strTime;

        return $timMs;
    }

    /**
     * @param $milsec
     * @param bool $withMs
     * @return string
     */
    public function convertMsToTimecode($milsec, $withMs = false)
    {
        $init = $milsec/1000;
        $init  = number_format($init, 2);
        $secs  = floor($init);

        $milli = (int) (($init - $secs) * 1000);
        $milli = str_pad($milli, 2, '0', STR_PAD_LEFT);
        $hours   = ($secs / 3600);
        $minutes = (($secs / 60) % 60);
        $minutes = str_pad($minutes, 2, '0', STR_PAD_LEFT);
        $seconds = $secs % 60;
        $seconds = str_pad($seconds, 2, '0', STR_PAD_LEFT);
        if ($hours > 1) {
            $hours = str_pad($hours, 2, '0', STR_PAD_LEFT);
        } else {
            $hours = '00';
        }
        if($milli <= 9)
            $milli = "0".$milli;

        $Time = "$hours:$minutes:$seconds";
        if($withMs)
            $Time .= ":".$milli;

        return $Time;
    }
}