<?php

if( !isset($argv[1]) ) {
    die("\r\n===ERROR===\r\nPodaj plik z logami do parsowania!\r\n");
}


class errorLevelsObserver implements SplObserver {

    /**
    *   ERROR - 1024
    *   TRACE - 9154
    *   DEBUG - 999
    */
    public function update(SplSubject $subject) {

    }
}

class errorCodesObserver implements SplObserver {

    /**
    *   kod 101 - 57
    *   kod 102 - 999
    */
    public function update(SplSubject $subject) {

    }
}

class errorFilesObserver implements SplObserver {

    /**
    *   plik pl/wp/recruitment/entity/User.java - 67
    *   plik pl/wp/recruitment/entity/CV.java - 51
    */
    public function update(SplSubject $subject) {

    }
}

class Errors implements SplSubject {
    private $observers = [];

    public function attach(SplObserver $observer) {
        $this->observers[spl_object_hash($observer)] = $observer;
    }

    public function detach(SplObserver $observer) {
        unset($this->observers[spl_object_hash($observer)]);
    }

    public function notify() {
        foreach ($this->observers as $observer) {
            $observer->update($this);
        }
    }

    public function parse($data) {
        $this->notify();
    }
}


$logs = simplexml_load_file( $argv[1] );

$errors = new Errors();
$errors->attach(new errorLevelsObserver());
$errors->attach(new errorCodesObserver());
$errors->attach(new errorFilesObserver());

foreach($logs as $log) {
    $errors->parse([
        "level" =>$log->level,
        "file"  =>$log->file,
        "line"  =>$log->line,
        "code"  =>$log->code
        ]);
}