Form field settings as per substore

If you want any field required for one substore but not for another substore

Template : 

<label>{{field.label|msTranslate}}</label>
<div>
    <label class="radio-inline">
        <input ng-disabled="!sellerdata.metafields.standard_delivery" type="radio" ng-model='fields[field.name]'
               ng-model='fields[field.name]'
               value="standard_delivery"> Standard Delivery
    </label>
    <label class="radio-inline ms-pl-s">
        <input ng-disabled="!check_express" type="radio" ng-model='fields[field.name]'
               value="express_delivery">
        Express Delivery <span ng-show="!check_express">(Not available)</span>
    </label>

</div>

Conrtoller :

function($scope, app){

  if(ms.substore && ms.substore.alias == 'one'){
    $scope.field.settings.required = 0;
  }
  else{
    $scope.field.settings.required = 1;
  }

}