sfp_api_laravel_ginastica_cerebro/app/Http/Requests/UserRequest.php

<?php

namespace App\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;
use App\Enums\UserTypeSource;
use Illuminate\Validation\Rule;

class UserRequest extends FormRequest
{
    public function rules(): array
    {
        $rules = [
            'name' => 'required|string',
            'password' => 'sometimes|string|nullable',
            'type' => ['sometimes', Rule::enum(UserTypeSource::class)],
        ];

        // Determine if the request is for creating or updating
        if ($this->isMethod('post')) {
            // Rules for creating a new user
            $rules['email'] = 'required|unique:users,email|email';
        } elseif ($this->isMethod('put') || $this->isMethod('patch')) {
            // Rules for updating an existing user
            $rules['email'] = [
                'required',
                'email',
                Rule::unique('users', 'email')->ignore($this->route('id')),
            ];
        }

        return $rules;
    }
}