<?php
declare(strict_types=1);

// A command-line script: under a web server it does nothing (#427).
if (PHP_SAPI !== 'cli') {
    exit(1);
}

/**
 * The release store (#266) on a scratch directory. Plain PHP like snapshots.test.php; CI runs it
 * with `php tests/php/releases.test.php` and reads the last line.
 */

require __DIR__ . '/../../api/lib/AtomicFile.php';
require __DIR__ . '/../../api/lib/Store.php';
require __DIR__ . '/../../api/lib/ReleaseStore.php';

$failed = 0;
$passed = 0;

function check(string $name, bool $ok, mixed $got = null): void
{
    global $failed, $passed;
    if ($ok) {
        $passed++;
        echo "PASS  {$name}\n";
        return;
    }
    $failed++;
    echo "FAIL  {$name}", $got === null ? '' : ' — got ' . json_encode($got), "\n";
}

$dir = sys_get_temp_dir() . '/feuerwerk-php-releases-' . bin2hex(random_bytes(4));
mkdir($dir);
$releases = new ReleaseStore($dir);

check('a project that was never released has none', $releases->of('p1') === null);
check('taking down a project without a release says so', $releases->takeDown('p1') === false);

$doc = ['id' => 'p1', 'name' => 'Game', 'revision' => 4, 'project' => ['id' => 'p1', 'assets' => [['id' => 'a']]]];
$first = $releases->publish($doc);
check('publishing hands out a 128-bit token', ReleaseStore::isValidToken($first['token']), $first);
check('the summary names the revision it copied', $first['revision'] === 4, $first);
check('the project now has that release', $releases->of('p1') === $first, $releases->of('p1'));

$loaded = $releases->load($first['token']);
check(
    'the token loads the copy, its name and its project',
    $loaded !== null && $loaded['project'] === $doc['project'] && $loaded['name'] === 'Game' && $loaded['projectId'] === 'p1',
    $loaded,
);
check('the release file is not readable for the web server', (fileperms("{$dir}/{$first['token']}.json") & 0o007) === 0);
check('nor is the file that says which link a project has', (fileperms("{$dir}/projects/p1.json") & 0o007) === 0);

$changed = ['revision' => 7, 'project' => ['id' => 'p1', 'assets' => []]] + $doc;
$second = $releases->publish($changed);
check('publishing again keeps the link', $second['token'] === $first['token'], $second);
check('and replaces the copy', $releases->load($first['token'])['project'] === $changed['project']);
check('with the new revision', $second['revision'] === 7, $second);

$other = $releases->publish(['id' => 'p2'] + $doc);
check('another project gets another link', $other['token'] !== $first['token']);

check('an unknown token loads nothing', $releases->load(str_repeat('0', 32)) === null);
check('a token of the wrong shape loads nothing', $releases->load('../projects/p1') === null);
check('a project id is not a token', $releases->load('p1') === null);

check('taking down a release says so', $releases->takeDown('p1') === true);
check('the link is dead afterwards', $releases->load($first['token']) === null);
check('and the project has no release', $releases->of('p1') === null);
check('the other project keeps its own', $releases->load($other['token']) !== null);

$again = $releases->publish($doc);
check('publishing after a take-down hands out a new link', $again['token'] !== $first['token'], $again);

foreach (array_merge(glob("{$dir}/projects/*") ?: [], glob("{$dir}/*.json") ?: []) as $file) {
    unlink($file);
}
@rmdir("{$dir}/projects");
@rmdir($dir);

echo $failed === 0 ? "ALL PASSED – {$passed} checks\n" : "{$failed} FAILED, {$passed} passed\n";
exit($failed === 0 ? 0 : 1);