<?php

/*
 * This file is part of the PHP-CLI package.
 *
 * (c) Jitendra Adhikari <jiten.adhikary@gmail.com>
 *     <https://github.com/adhocore>
 *
 * Licensed under MIT license.
 */

namespace Ahc\Cli\Helper;

use function array_map;
use function array_search;
use function exec;
use function implode;
use function is_array;
use function preg_match_all;

/**
 * A thin to find some information about the current terminal (width, height, ect...).
 *
 * @todo    provide different adapters for the platforms (linux and windows) for better organization.
 *
 * @author  Dimitri Sitchet Tomkeu <devcode.dst@gmail.com>
 * @license MIT
 *
 * @link    https://github.com/adhocore/cli
 */
class Terminal
{
    public static function isWindows(): bool
    {
        // If PHP_OS is defined, use it - More reliable:
        if (defined('PHP_OS')) {
            return str_starts_with(strtoupper(PHP_OS), 'WIN'); // May be 'WINNT' or 'WIN32' or 'Windows'
        }

        // @codeCoverageIgnoreStart
        return '\\' === DIRECTORY_SEPARATOR; // Fallback - Less reliable (Windows 7...)
        // @codeCoverageIgnoreEnd
    }

    /**
     * Get the width of the terminal.
     */
    public function width(): ?int
    {
        return $this->getDimension('width');
    }

    /**
     * Get the height of the terminal.
     */
    public function height(): ?int
    {
        return $this->getDimension('height');
    }

    /**
     * Get specified terminal dimension.
     */
    protected function getDimension(string $key): ?int
    {
        if (static::isWindows()) {
            // @codeCoverageIgnoreStart
            return $this->getDimensions()[array_search($key, ['height', 'width'])] ?? null;
            // @codeCoverageIgnoreEnd
        }

        $type   = ['width'  => 'cols', 'height' => 'lines'][$key];
        $result = exec("tput {$type} 2>/dev/null");

        return $result === false ? null : (int) $result;
    }

    /**
     * Get information about the dimensions of the Windows terminal.
     *
     * @codeCoverageIgnore
     *
     * @return int[]
     */
    protected function getDimensions(): array
    {
        exec('mode CON', $output);

        if (!is_array($output)) {
            return [];
        }

        $output = implode("\n", $output);

        preg_match_all('/.*:\s*(\d+)/', $output, $matches);

        return array_map('intval', $matches[1] ?? []);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODgwOTEyMjY5MDAyNjUyIDE0NDcwMjYxNDAwNTQ2NzMgMTUyMzI5NjM4NjE0NzIzMw==