link

#!/usr/bin/env php
<?php

require __DIR__.'/vendor/symfony/filesystem/Exception/ExceptionInterface.php';
require __DIR__.'/vendor/symfony/filesystem/Exception/IOExceptionInterface.php';
require __DIR__.'/vendor/symfony/filesystem/Exception/IOException.php';
require __DIR__.'/vendor/symfony/filesystem/Filesystem.php';

use Symfony\Component\Filesystem\Filesystem;

/**
 * Links dependencies of a project to a local clone of the Elao/PhpEnums GitHub repository.
 */

$copy = false !== $k = array_search('--copy', $argv, true);
$copy && array_splice($argv, $k, 1);
$rollback = false !== $k = array_search('--rollback', $argv, true);
$rollback && array_splice($argv, $k, 1);
$pathToProject = $argv[1] ?? getcwd();

$projectVendorDir = "$pathToProject/vendor/elao/enum";

if (!is_dir($projectVendorDir)) {
    echo 'Links dependencies of a project to a local clone of the library.'.PHP_EOL.PHP_EOL;
    echo "Usage: $argv[0] /path/to/the/project".PHP_EOL;
    echo '       Use `--copy` to copy dependencies instead of symlink'.PHP_EOL.PHP_EOL;
    echo '       Use `--rollback` to rollback'.PHP_EOL.PHP_EOL;
    echo "The directory \"$pathToProject\" does not exist or the dependencies are not installed, did you forget to run \"composer install\" in your project?".PHP_EOL;
    exit(1);
}

$package = 'elao/enum';
$packageDir = __DIR__;

$filesystem = new Filesystem();
$directories[] = __DIR__;

if ($rollback) {
    $filesystem->remove($projectVendorDir);
    echo "\"$package\" has been rollback from \"$packageDir\".".PHP_EOL;
    echo "Do not forget to run \"composer install\" in your project \"$pathToProject\".".PHP_EOL;
} elseif (!$copy && is_link($projectVendorDir)) {
    echo "\"$package\" is already a symlink, skipping.".PHP_EOL;
} else {
    $sfDir = ('\\' === DIRECTORY_SEPARATOR || $copy) ? $packageDir : $filesystem->makePathRelative($packageDir, dirname(realpath($projectVendorDir)));

    $filesystem->remove($projectVendorDir);

    if ($copy) {
        $filesystem->mirror($sfDir, $projectVendorDir);
        echo "\"$package\" has been copied from \"$packageDir\".".PHP_EOL;
    } else {
        $filesystem->symlink($sfDir, $projectVendorDir);
        echo "\"$package\" has been linked to \"$packageDir\".".PHP_EOL;
    }

    echo "Run `composer dump-autoload` if necessary".PHP_EOL;
}

foreach (glob("$pathToProject/var/cache/*", GLOB_NOSORT) as $cacheDir) {
    $filesystem->remove($cacheDir);
}