#!/usr/bin/env php
<?php
/* Copyright (C) 2026 Moko Consulting <hello@mokoconsulting.tech>
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 * FILE INFORMATION
 * DEFGROUP: moko-platform.CLI
 * INGROUP: moko-platform
 * REPO: https://git.mokoconsulting.tech/MokoConsulting/moko-platform
 * PATH: /cli/version_bump.php
 * BRIEF: Auto-increment patch version in README.md — outputs old → new
 */

declare(strict_types=1);

$path = '.';
$type = 'patch'; // patch | minor | major
foreach ($argv as $i => $arg) {
    if ($arg === '--path' && isset($argv[$i + 1])) $path = $argv[$i + 1];
    if ($arg === '--minor') $type = 'minor';
    if ($arg === '--major') $type = 'major';
}

$readme = realpath($path) . '/README.md';
if (!file_exists($readme)) {
    fwrite(STDERR, "No README.md found at {$path}\n");
    exit(1);
}

$content = file_get_contents($readme);
if (!preg_match('/^(\s*VERSION:\s*)(\d{2})\.(\d{2})\.(\d{2})/m', $content, $m)) {
    fwrite(STDERR, "No VERSION field found in README.md\n");
    exit(1);
}

$major = (int)$m[2];
$minor = (int)$m[3];
$patch = (int)$m[4];
$old = sprintf('%02d.%02d.%02d', $major, $minor, $patch);

switch ($type) {
    case 'major': $major++; $minor = 0; $patch = 0; break;
    case 'minor': $minor++; $patch = 0; break;
    default:
        $patch++;
        if ($patch > 99) { $minor++; $patch = 0; }
        if ($minor > 99) { $major++; $minor = 0; }
        break;
}

$new = sprintf('%02d.%02d.%02d', $major, $minor, $patch);
$updated = preg_replace(
    '/^(\s*VERSION:\s*)\d{2}\.\d{2}\.\d{2}/m',
    '${1}' . $new,
    $content,
    1
);

file_put_contents($readme, $updated);
echo "{$old} → {$new}\n";
exit(0);