Quintiq file version 2.0
#parent: #root
Method CheckContainsSubscription (
  structured[Object] objects_i
) as Boolean id:Method_LibCal_GlobalState_CheckContainsSubscription
{
  #keys: '[146730.0.165513700]'
  Body:
  [*
    // Check if objects_i contains at least one Subscription.
    feedback  := FeedbackObject::LocalFeedback();
    isAllowed := exists( objects_i, Elements, object, true, object.istype( LibCal_Subscription ) );
    
    if( not feedback.CheckHard( isAllowed ) )
    {
      feedback.AddHard( Translations::Participation_DoesNotContain( "a subscription" ) );
    }
    
    return feedback.IsAllowed();
  *]
}