I need help on the collapse on load function. Please help by sharing what addition code I need

I have completed the code to have the dropdown to filter out via profession and State but I don’t want it all the items in the data base to be visible when first viewed. I have seen the collapse on load but unsure of where it should be entered. Can anyone shed some light on it.

import wixData from ‘wix-data’;

$w.onReady(function () {
//TODO: write your page related code here…

});

export function dropdown1_change(event) {
let searchBusinessProfessional = $w(“#dropdown1”).value;
$w(“#dataset1”).setFilter(wixData.filter().contains(“businessProfessional”, searchBusinessProfessional));
}

export function dropdown2_change(event) {
let filterStore = $w(“#dropdown2”).value;

$w(“#dataset1”).onReady( () => {

	if (filterStore === "Georgia") { 
	$w("#dataset1").setFilter(wixData.filter().eq("georgia", true)); 
	}	 

	if (filterStore === "New York") { 
	$w("#dataset1").setFilter(wixData.filter().eq("newYork", true)); 
	}  

	if (filterStore === "Florida") { 
	$w("#dataset1").setFilter(wixData.filter().eq("florida", true)); 
	}  

	if (filterStore === "South Carolina") { 
	$w("#dataset1").setFilter(wixData.filter().eq("southCarolina", true)); 
	$w("#repeater1").expand(); 
	} 

}
)}

Editor > Topbar > Tools > Property Panel (check)
then:
Click the repeater
On the property panel check the “Collapsed on load”

and the expand() function should be placed in then. Something like:

$w("#dataset1").onReady( () => {
let filter =  wixData.filter();
		if (filterStore === "Georgia") {
		filter = filter.eq("georgia", true);
		}	
		if (filterStore === "New York") {
		filter = filter.eq("newYork", true);
		} 
		if (filterStore === "Florida") {
		filter  = filter.eq("florida", true);
		} 
		if (filterStore === "South Carolina") {
		filter = filter.eq("southCarolina", true);
		}
$w("#dataset1").setFilter(filter)
.then(() => {
	$w("#repeater1").expand();
})
} 
)