<?php

class Output
{
    const FONT_YELLOW           = "\033[33m\033[1m";
    const FONT_WHITE            = "\033[47m\033[1m";
    const FONT_GREEN            = "\033[47m\033[1m";
    const FONT_LIGHT_GREY       = "\033[37m\033[2m";
    const BG_RED                = "\033[41m";
    const BG_GREEN              = "\033[42m";
    const NORMAL                = "\033[0m";


    public static function log($string)
    {
        echo self::FONT_LIGHT_GREY
         . '  - ' . $string . PHP_EOL
         . self::NORMAL;
    }

    public static function title($string)
    {
        echo self::FONT_YELLOW
            . '========================================================================' . PHP_EOL
            . ' ' . $string . PHP_EOL
            . '========================================================================' . PHP_EOL
            . self::NORMAL . PHP_EOL;
    }

    public static function header($string)
    {
        echo self::FONT_YELLOW . PHP_EOL
            . ' ' . $string . PHP_EOL
            . '------------------------------------------------------------------------' . PHP_EOL
            . self::NORMAL . PHP_EOL;
    }

    public static function error($string)
    {
        echo PHP_EOL
            . self::BG_RED . self::FONT_WHITE . PHP_EOL
            . PHP_EOL . "\t" . str_replace("\n", "\n\t", $string) . PHP_EOL
            . self::NORMAL . PHP_EOL . PHP_EOL;
    }

    public static function write($string)
    {
        echo ' ' . $string . PHP_EOL;
    }

    public static function rewrite($string)
    {
        $numNewLines = substr_count($string, PHP_EOL);
        echo chr(27) . "[0G"; // Set cursor to first column
        echo chr(27) . "[" . $numNewLines ."A"; // Set cursor up x lines
        echo str_pad($string, 80) . PHP_EOL;
    }

    public static function success($string)
    {
        echo PHP_EOL . ' ' . self::FONT_WHITE . self::BG_GREEN
             . ' ' . $string . ' '
             . self::NORMAL . ' ' . PHP_EOL . PHP_EOL;
    }
}