|string>> */ protected function profileRules(?int $userId = null): array { return [ 'name' => $this->nameRules(), 'email' => $this->emailRules($userId), ]; } /** * Get the validation rules used to validate user names. * * @return array|string> */ protected function nameRules(): array { return ['required', 'string', 'max:255']; } /** * Get the validation rules used to validate user emails. * * @return array|string> */ protected function emailRules(?int $userId = null): array { return [ 'required', 'string', 'email', 'max:255', $userId === null ? Rule::unique(User::class) : Rule::unique(User::class)->ignore($userId), ]; } }