// ViewerShowRating
// (c) 2023 wowbagger

// This is a script for Directory Opus.
// See https://www.gpsoft.com.au/DScripts/redirect.asp?page=scripts for development information.

// Called by Directory Opus to initialize the script
function OnInit(initData)
{
	initData.name = "ViewerShowRating";
	initData.version = "1.0";
	initData.copyright = "(c) 2023 wowbagger";
//	initData.url = "https://resource.dopus.com/c/buttons-scripts/16";
	initData.desc = "";
	initData.default_enable = true;
	initData.min_version = "12.0";
}

var doVars = DOpus.vars;

// Called when an event takes place in the standalone viewer
function OnViewerEvent(viewerEventData)
{
  var rating = viewerEventData.item == null ||
	       viewerEventData.item.metadata == null || 
               viewerEventData.item.metadata.other  == null ||
               viewerEventData.item.metadata.other.rating == null ? 0 : viewerEventData.item.metadata.other.rating;
        DOpus.Output('the rating is ' + rating);
 
  SetRatingVariable('ViwerRating0', (rating == null || rating == '0' ));
  SetRatingVariable('ViwerRating1', rating == '1');
  SetRatingVariable('ViwerRating2', rating == '2');
  SetRatingVariable('ViwerRating3', rating == '3');
  SetRatingVariable('ViwerRating4', rating == '4');
  SetRatingVariable('ViwerRating5', rating == '5');
}

function SetRatingVariable(varName, value)
{
  if(value){
    doVars.Set(varName, true);
    doVars(varName).persist = false;
  }
  else
  {
    doVars.Delete(varName);
  }
}