<?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:----MzU2Mzg5MDQ0ODEzNDAxNSA2Nzc0ODg2MzMxOTM0MDUyIDE2NzQ1NzI1MTQ1MTE0Njg=