<?php

namespace App\Console\Commands;

use App\Actions\PurgeUserAction;
use App\Models\User;
use Illuminate\Console\Command;

/**
 * Anonimizza (GDPR) gli utenti soft-deleted oltre la retention, riassegnandone
 * i contenuti all'utente di sistema. Idempotente, pensato per esecuzione
 * schedulata giornaliera (vedi routes/console.php).
 */
class PurgeAnonymizableUsers extends Command
{
    protected $signature = 'users:purge
                            {--days=30 : Days kept in the trash before anonymization}
                            {--dry-run : Show the affected users without anonymizing}';

    protected $description = 'Anonymize users deleted beyond the retention window (GDPR right to be forgotten)';

    public function handle(PurgeUserAction $purge): int
    {
        $days = (int) $this->option('days');
        $dryRun = (bool) $this->option('dry-run');

        $users = User::onlyTrashed()
            ->where('is_system', false)
            ->whereNull('anonymized_at')
            ->where('deleted_at', '<=', now()->subDays($days))
            ->get();

        if ($users->isEmpty()) {
            $this->info('No users to anonymize.');

            return self::SUCCESS;
        }

        foreach ($users as $user) {
            if ($dryRun) {
                $this->line(sprintf('  [dry-run] #%d %s', $user->id, $user->email));

                continue;
            }

            $purge->execute($user);
            $this->line(sprintf('  ✓ anonymized user #%d', $user->id));
        }

        $this->info(($dryRun ? '[dry-run] ' : '').'Processed users: '.$users->count());

        return self::SUCCESS;
    }
}