import { LocalDate } from 'js-joda';

export function Over18DirectiveFactory() {
  return new Over18Directive();
}

class Over18Directive implements angular.IDirective {
  require = 'ngModel';
  restrict = 'A';
  link = function (scope, elm, attrs, ctrl) {
    ctrl.$validators.over18 = function (modelValue: LocalDate, viewValue: LocalDate) {
      return viewValue ? viewValue.until(LocalDate.now()).years() >= 18 : false;
    }
  }
}