<?php

class SQLReactorLogger {
    public $file = 'log/log.txt';
    public $level;

    protected $_config;
    
    final public function __construct(){
        $this->getConfiguration();
    }
    
    public function debug($msg){
        if( $this->level == 'debug' ){
            $this->setMsg( strftime( '%Y-%m-%d %H:%M:%S' ) . " DEBUG: " . $msg . "\n" );
        }
    }
    
    public function clear(){
        if( filesize( $this->file ) / 1024 > $this->_config[ 'max_size' ] ){
            file_put_contents( $this->file, '' );
        }
    }

    public function error($msg){
        $this->setMsg( strftime( '%Y-%m-%d %H:%M:%S' ) . " ERROR: " . $msg . "\n" );
    }
    
    private function setMsg( $msg ){
        if( !$msg ) return;
        $this->clear();
        $sucess = file_put_contents( $this->file, $msg, FILE_APPEND );
        if( !$sucess ) throw new Exception( "Can't write in the log file!" );
    }
    
    private function getConfiguration(){
        $this->_config = SQLReactor::$_config['logger'];
        $this->level = strtolower( $this->_config['level'] );
        $this->basePath = realpath( dirname( __FILE__ ) . '/../' ) . '/';
        $this->file = $this->basePath . $this->file;
    }

}

?>