<?php
namespace App\Services\Stabili;

use App\Models\Amministratore;
use App\Models\Stabile;
use App\Models\StabileAmministratoreTransfer;
use App\Models\User;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;

class StabileTransferService
{
    public function transfer(
        Stabile $stabile,
        Amministratore $destination,
        ?User $actor = null,
        bool $alsoRubrica = true,
        ?string $reason = null,
        string $source = 'portal-superadmin',
        ?string $ipAddress = null,
        array $meta = []
    ): StabileAmministratoreTransfer {
        $fromId = (int) ($stabile->amministratore_id ?? 0);
        $toId   = (int) $destination->id;

        if ($fromId === $toId) {
            throw new \InvalidArgumentException('Lo stabile e` gia` assegnato a questo amministratore.');
        }

        return DB::transaction(function () use ($stabile, $destination, $actor, $alsoRubrica, $reason, $source, $ipAddress, $meta, $fromId, $toId): StabileAmministratoreTransfer {
            $stabile->amministratore_id = $toId;
            $stabile->save();

            if ($alsoRubrica && (int) ($stabile->rubrica_id ?? 0) > 0) {
                if (Schema::hasTable('rubrica_universale') && Schema::hasColumn('rubrica_universale', 'amministratore_id')) {
                    DB::table('rubrica_universale')
                        ->where('id', (int) $stabile->rubrica_id)
                        ->update(['amministratore_id' => $toId, 'updated_at' => now()]);
                }
            }

            if (method_exists($destination, 'provisionArchiveIfMissing')) {
                $destination->provisionArchiveIfMissing();
            }

            return StabileAmministratoreTransfer::query()->create([
                'stabile_id'             => (int) $stabile->id,
                'from_amministratore_id' => $fromId > 0 ? $fromId : null,
                'to_amministratore_id'   => $toId,
                'changed_by_user_id'     => $actor?->id,
                'changed_by_name'        => $actor?->name ?: 'Sistema',
                'source'                 => $source,
                'reason'                 => $reason !== null ? trim($reason) : null,
                'also_rubrica'           => $alsoRubrica,
                'ip_address'             => $ipAddress,
                'meta'                   => $meta,
            ]);
        });
    }
}