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<?php
declare(strict_types=1);

/**
 * The newest published build, for install.sh and install.ps1.
 *
 * Plain text, one record per line, so both a shell script and PowerShell can
 * parse it without a JSON library:
 *
 *   version 4.4.0
 *   gui linux x86_64 4.4.0 zagan-bet-gui-4.4.0-linux-x86_64 <sha256>
 *   gui windows x86_64 4.4.0 zagan-bet-gui-4.4.0-windows-x86_64.exe <sha256>
 *   client ...
 *   server ...
 *
 * Only the newest version is listed. The installers verify the SHA-256 they
 * read here against the bytes they download.
 */

require __DIR__ . '/releases.php';

$scan = scan_releases();
$all = array_merge(
    $scan['releases']['gui'],
    $scan['releases']['client'],
    $scan['releases']['server']
);

$newest = '0.0.0';
foreach ($all as $release) {
    if (version_compare($release['version'], $newest, '>')) {
        $newest = $release['version'];
    }
}

header('Content-Type: text/plain; charset=utf-8');
header('Cache-Control: no-cache');

echo 'version ' . $newest . "\n";
foreach ($all as $release) {
    if ($release['version'] !== $newest) {
        continue;
    }
    echo $release['kind'] . ' '
        . $release['platform'] . ' '
        . $release['arch'] . ' '
        . $release['version'] . ' '
        . $release['file'] . ' '
        . $release['sha256'] . "\n";
}