#!/usr/bin/env php
<?php
/* Copyright (C) 2026 Moko Consulting <hello@mokoconsulting.tech>
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 * FILE INFORMATION
 * DEFGROUP: MokoStandards.CLI
 * INGROUP: MokoStandards
 * REPO: https://git.mokoconsulting.tech/MokoConsulting/moko-platform
 * PATH: /cli/release.php
 * BRIEF: Automate the MokoStandards version branch release flow
 *
 * USAGE
 *   php cli/release.php                    # Release current version
 *   php cli/release.php --bump minor       # Bump minor, then release
 *   php cli/release.php --bump major       # Bump major, then release
 *   php cli/release.php --dry-run          # Preview without changes
 */

declare(strict_types=1);

$dryRun = in_array('--dry-run', $argv);
$bumpType = null;
foreach ($argv as $i => $arg) {
    if ($arg === '--bump' && isset($argv[$i + 1])) {
        $bumpType = $argv[$i + 1]; // patch | minor | major
    }
}

$repoRoot = dirname(__DIR__, 2);
$syncFile = "{$repoRoot}/lib/Enterprise/RepositorySynchronizer.php";
// Check both workflow directories for the bulk-repo-sync workflow
$bulkSyncFile = file_exists("{$repoRoot}/.gitea/workflows/bulk-repo-sync.yml")
    ? "{$repoRoot}/.gitea/workflows/bulk-repo-sync.yml"
    : "{$repoRoot}/.github/workflows/bulk-repo-sync.yml";
$cleanupFile = "{$repoRoot}/templates/workflows/shared/repository-cleanup.yml.template";

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

$major = (int)$m[1];
$minor = (int)$m[2];
$patch = (int)$m[3];
$currentVersion = sprintf('%02d.%02d.%02d', $major, $minor, $patch);

// ── Step 2: Bump version if requested ───────────────────────────────────
if ($bumpType) {
    switch ($bumpType) {
        case 'major': $major++; $minor = 0; $patch = 0; break;
        case 'minor': $minor++; $patch = 0; break;
        case 'patch': $patch++; break;
        default:
            fwrite(STDERR, "Invalid bump type: {$bumpType} (use patch/minor/major)\n");
            exit(1);
    }
    $newVersion = sprintf('%02d.%02d.%02d', $major, $minor, $patch);
    echo "Bumping: {$currentVersion} → {$newVersion}\n";

    if (!$dryRun) {
        // Update README.md
        $content = preg_replace(
            '/^(\s*VERSION:\s*)\d{2}\.\d{2}\.\d{2}/m',
            '${1}' . $newVersion,
            $content,
            1
        );
        file_put_contents($readme, $content);

        // Propagate to all files
        echo "Propagating version to all files...\n";
        passthru("php {$repoRoot}/api/maintenance/update_version_from_readme.php --path {$repoRoot}");
    }
    $currentVersion = $newVersion;
} else {
    echo "Version: {$currentVersion}\n";
}

// Derive major.minor for branch naming (patches update existing branch)
$versionParts = explode('.', $currentVersion);
$minorVersion = $versionParts[0] . '.' . $versionParts[1];
$branch = "version/{$minorVersion}";

// ── Step 3: Update STANDARDS_VERSION + STANDARDS_MINOR constants ────────
echo "Updating STANDARDS_VERSION → {$currentVersion}\n";
echo "Updating STANDARDS_MINOR → {$minorVersion}\n";
if (!$dryRun) {
    $syncContent = file_get_contents($syncFile);
    $syncContent = preg_replace(
        "/STANDARDS_VERSION\s*=\s*'[^']+'/",
        "STANDARDS_VERSION   = '{$currentVersion}'",
        $syncContent
    );
    $syncContent = preg_replace(
        "/STANDARDS_MINOR\s*=\s*'[^']+'/",
        "STANDARDS_MINOR     = '{$minorVersion}'",
        $syncContent
    );
    file_put_contents($syncFile, $syncContent);
}

// ── Step 4: Update bulk-repo-sync.yml checkout ref ──────────────────────
echo "Updating bulk-repo-sync.yml → {$branch}\n";
if (!$dryRun) {
    $bulkContent = file_get_contents($bulkSyncFile);
    $bulkContent = preg_replace(
        '/ref:\s*version\/[\d.]+/',
        "ref: {$branch}",
        $bulkContent
    );
    file_put_contents($bulkSyncFile, $bulkContent);
}

// ── Step 5: Update repository-cleanup.yml current branch ────────────────
echo "Updating repository-cleanup.yml → chore/sync-mokostandards-v{$minorVersion}\n";
if (!$dryRun) {
    $cleanupContent = file_get_contents($cleanupFile);
    $cleanupContent = preg_replace(
        '/CURRENT="chore\/sync-mokostandards-v[^"]*"/',
        "CURRENT=\"chore/sync-mokostandards-v{$minorVersion}\"",
        $cleanupContent
    );
    file_put_contents($cleanupFile, $cleanupContent);
}

// ── Step 6: Commit changes ──────────────────────────────────────────────
if (!$dryRun) {
    echo "Committing...\n";
    passthru("cd {$repoRoot} && git add -A && git commit -m \"chore(release): prepare {$currentVersion} release [skip ci]\"");
    passthru("cd {$repoRoot} && git pull --rebase 2>/dev/null; git push");
}

// ── Step 7: Create or update version branch ─────────────────────────────
$isPatch = ($versionParts[2] ?? '00') !== '00';
if ($isPatch) {
    echo "Updating version branch: {$branch} (patch update)\n";
    if (!$dryRun) {
        passthru("cd " . escapeshellarg($repoRoot) . " && git push origin main:{$branch} --force 2>&1");
    }
} else {
    echo "Creating version branch: {$branch} (minor release)\n";
    if (!$dryRun) {
        $exitCode = 0;
        passthru("cd " . escapeshellarg($repoRoot) . " && git push origin main:{$branch} 2>&1", $exitCode);
        if ($exitCode !== 0) {
            echo "Branch {$branch} already exists — force updating\n";
            passthru("cd " . escapeshellarg($repoRoot) . " && git push origin main:{$branch} --force 2>&1");
        }
    }
}

// ── Step 8: Create git tag (never overwrite existing) ───────────────────
$tag = "v{$currentVersion}";
echo "Creating tag {$tag}\n";
if (!$dryRun) {
    $exitCode = 0;
    passthru("cd {$repoRoot} && git tag {$tag} 2>/dev/null && git push origin {$tag} 2>/dev/null", $exitCode);
    if ($exitCode !== 0) {
        echo "⚠️  Tag {$tag} already exists — skipping\n";
    }
}

echo "\n✅ Release {$currentVersion} complete\n";
echo "   Branch: {$branch}\n";
echo "   Tag: {$tag}\n";
echo "   Next: run bulk sync to push to all repos\n";