sfp_api_laravel_serprati/app/Services/AssociateValidationService.php

<?php

namespace App\Services;

use App\Models\User;

class AssociateValidationService
{
    public function validate(array $data): ?User
    {
        return User::query()

            ->where(function ($query) use ($data) {
                if (!empty($data['cpf'])) {

                    $query->orWhere(
                        'cpf',
                        $data['cpf']
                    );
                }
                if (!empty($data['registration'])) {

                    $query->orWhere(
                        'registration',
                        $data['registration']
                    );
                }
                if (!empty($data['name'])) {

                    $query->orWhere(
                        'name',
                        'like',
                        '%' . $data['name'] . '%'
                    );
                }
            })
            
            ->first();
    }
}