<?php

namespace App\Console\Commands;

use App\Support\Release\ShadowComparisonRunner;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\File;

final class ReleaseShadowCompareCommand extends Command
{
    protected $signature = 'app:release-shadow-compare {--module=all}';
    protected $description = 'Run shadow comparisons between legacy and modular outputs.';

    public function handle(ShadowComparisonRunner $runner): int
    {
        $results = array_map(fn ($result): array => $result->toArray(), $runner->runAll());
        $summary = [
            'generated_at' => now()->toIso8601String(),
            'results' => $results,
            'status' => collect($results)->contains(fn ($result): bool => $result['status'] === 'fail') ? 'fail' : 'warning',
        ];

        $path = storage_path('app/generated/shadow-comparisons/shadow-summary.json');
        File::ensureDirectoryExists(dirname($path));
        File::put($path, json_encode($summary, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));

        $this->warn('Shadow comparisons are scaffolded. Wire legacy comparisons before production cutover.');
        $this->line(json_encode($summary, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));

        return self::SUCCESS;
    }
}