lightning launcher select first item in folder

script.js

var item = LL.getEvent().getItem();
if ( item.getType() != 'Folder' )
{
	alert('Not a folder');
	return;
}
var items = item.getContainer().getItems();
var count = items.getLength();
if ( count == 0 )
{
	alert('Empty folder');
	return;
}
var minItem;
var i = 0;
/* make sure we find at least a shortcut */
while ( i < count )
{
	minItem = items.getAt(i++);
	if ( minItem.getType() == 'Shortcut' )
	{
		break;
	}
}
if ( i == count )
{
	alert('No shortcut found');
	return;
}
var minTop = minItem.getCell().getTop();
var minLeft = minItem.getCell().getLeft();
/* find the topmost leftmost shortcut */
for ( ; i < count; i+=1 )
{
	item = items.getAt(i);
	if ( minItem.getType() != 'Shortcut' )
		continue;
	var r = item.getCell();
	/* check if it is the topmost leftmost */
	if ( (r.getTop() < minTop) && (r.getLeft() < minLeft) )
	{
		minTop = r.getTop();
		minLeft = r.getLeft();
		minItem = item;
		return;
	}
}
/* launch app */
minItem.launch();