<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace RectorPrefix20210624\Symfony\Component\Console;

use RectorPrefix20210624\Symfony\Component\Console\Exception\InvalidArgumentException;
/**
 * @author Fabien Potencier <fabien@symfony.com>
 */
final class Color
{
    private const COLORS = ['black' => 0, 'red' => 1, 'green' => 2, 'yellow' => 3, 'blue' => 4, 'magenta' => 5, 'cyan' => 6, 'white' => 7, 'default' => 9];
    private const BRIGHT_COLORS = ['gray' => 0, 'bright-red' => 1, 'bright-green' => 2, 'bright-yellow' => 3, 'bright-blue' => 4, 'bright-magenta' => 5, 'bright-cyan' => 6, 'bright-white' => 7];
    private const AVAILABLE_OPTIONS = ['bold' => ['set' => 1, 'unset' => 22], 'underscore' => ['set' => 4, 'unset' => 24], 'blink' => ['set' => 5, 'unset' => 25], 'reverse' => ['set' => 7, 'unset' => 27], 'conceal' => ['set' => 8, 'unset' => 28]];
    private $foreground;
    private $background;
    private $options = [];
    public function __construct(string $foreground = '', string $background = '', array $options = [])
    {
        $this->foreground = $this->parseColor($foreground);
        $this->background = $this->parseColor($background, \true);
        foreach ($options as $option) {
            if (!isset(self::AVAILABLE_OPTIONS[$option])) {
                throw new \RectorPrefix20210624\Symfony\Component\Console\Exception\InvalidArgumentException(\sprintf('Invalid option specified: "%s". Expected one of (%s).', $option, \implode(', ', \array_keys(self::AVAILABLE_OPTIONS))));
            }
            $this->options[$option] = self::AVAILABLE_OPTIONS[$option];
        }
    }
    public function apply(string $text) : string
    {
        return $this->set() . $text . $this->unset();
    }
    public function set() : string
    {
        $setCodes = [];
        if ('' !== $this->foreground) {
            $setCodes[] = $this->foreground;
        }
        if ('' !== $this->background) {
            $setCodes[] = $this->background;
        }
        foreach ($this->options as $option) {
            $setCodes[] = $option['set'];
        }
        if (0 === \count($setCodes)) {
            return '';
        }
        return \sprintf("\33[%sm", \implode(';', $setCodes));
    }
    public function unset() : string
    {
        $unsetCodes = [];
        if ('' !== $this->foreground) {
            $unsetCodes[] = 39;
        }
        if ('' !== $this->background) {
            $unsetCodes[] = 49;
        }
        foreach ($this->options as $option) {
            $unsetCodes[] = $option['unset'];
        }
        if (0 === \count($unsetCodes)) {
            return '';
        }
        return \sprintf("\33[%sm", \implode(';', $unsetCodes));
    }
    private function parseColor(string $color, bool $background = \false) : string
    {
        if ('' === $color) {
            return '';
        }
        if ('#' === $color[0]) {
            $color = \substr($color, 1);
            if (3 === \strlen($color)) {
                $color = $color[0] . $color[0] . $color[1] . $color[1] . $color[2] . $color[2];
            }
            if (6 !== \strlen($color)) {
                throw new \RectorPrefix20210624\Symfony\Component\Console\Exception\InvalidArgumentException(\sprintf('Invalid "%s" color.', $color));
            }
            return ($background ? '4' : '3') . $this->convertHexColorToAnsi(\hexdec($color));
        }
        if (isset(self::COLORS[$color])) {
            return ($background ? '4' : '3') . self::COLORS[$color];
        }
        if (isset(self::BRIGHT_COLORS[$color])) {
            return ($background ? '10' : '9') . self::BRIGHT_COLORS[$color];
        }
        throw new \RectorPrefix20210624\Symfony\Component\Console\Exception\InvalidArgumentException(\sprintf('Invalid "%s" color; expected one of (%s).', $color, \implode(', ', \array_merge(\array_keys(self::COLORS), \array_keys(self::BRIGHT_COLORS)))));
    }
    private function convertHexColorToAnsi(int $color) : string
    {
        $r = $color >> 16 & 255;
        $g = $color >> 8 & 255;
        $b = $color & 255;
        // see https://github.com/termstandard/colors/ for more information about true color support
        if ('truecolor' !== \getenv('COLORTERM')) {
            return (string) $this->degradeHexColorToAnsi($r, $g, $b);
        }
        return \sprintf('8;2;%d;%d;%d', $r, $g, $b);
    }
    private function degradeHexColorToAnsi(int $r, int $g, int $b) : int
    {
        if (0 === \round($this->getSaturation($r, $g, $b) / 50)) {
            return 0;
        }
        return \round($b / 255) << 2 | \round($g / 255) << 1 | \round($r / 255);
    }
    private function getSaturation(int $r, int $g, int $b) : int
    {
        $r = $r / 255;
        $g = $g / 255;
        $b = $b / 255;
        $v = \max($r, $g, $b);
        if (0 === ($diff = $v - \min($r, $g, $b))) {
            return 0;
        }
        return (int) $diff * 100 / $v;
    }
}
