ldc-crm/app/Http/Requests/Api/V2/UpdateCustomerRequest.php

<?php

namespace App\Http\Requests\Api\V2;

use App\Enums\Country;
use Illuminate\Validation\Rules\Password;
use Kwaadpepper\Enum\Rules\EnumIsValidRule;

class UpdateCustomerRequest extends StoreCustomerRequest
{
    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules(): array
    {
        $fields  = [
            'firstname', 'lastname', 'email', 'password',
            'birth_date', 'address', 'phone', 'country',
            'city', 'postcode', 'opt_in'
        ];
        $atLeast = function ($attribute) use ($fields) {
            return 'required_without_all:' . collect($fields)
                ->filter(function ($fieldName) use ($attribute) {
                    return $fieldName !== $attribute;
                })->implode(',');
        };
        return [
            'firstname' => [$atLeast('firstname'), 'string', 'min:1', 'max:255'],
            'lastname' => [$atLeast('lastname'), 'string', 'min:1', 'max:255'],
            'email' => [$atLeast('email'), 'email:rfc,dns,spoof,filter', 'max:255'],
            'password' => [
                $atLeast('password'), 'max:255', Password::min(8)
                    ->mixedCase()
                    ->letters()
                    ->numbers()
                    ->symbols()
                    ->uncompromised()
            ],
            'birth_date' => [$atLeast('birth_date'), 'date_format:Y-m-d', 'max:255'],
            'address' => [$atLeast('address'), 'required_with:address2', 'string', 'max:255'],
            'address2' => ['sometimes', 'string', 'max:255'],
            'phone' => [$atLeast('phone'), 'string', 'phone:' . ($this->currentCountry ?
            $this->currentCountry->iso : implode(',', Country::getValidIsoAplha2Codes())), 'max:255'],
            'country' => [
                $atLeast('country'),
                'numeric',
                new EnumIsValidRule(Country::class),
                sprintf(
                    'in:%s',
                    implode(',', Country::getValidCountries())
                )
            ],
            'city' => [$atLeast('city'), 'string', 'min:2', 'max:255'],
            'postcode' => [$atLeast('postcode'), 'string', 'postal_code:' . ($this->currentCountry ?
            $this->currentCountry->iso : implode(',', Country::getValidIsoAplha2Codes())), 'max:255'],
            'opt_in' => [$atLeast('opt_in'), 'boolean'],
        ];
    }
}