initial-jquery.js

function setup_click_and_collect() {
    var api_key = $collect_plus_widget.data('api-key');

    // parcelpoint is the provided collect plus widget
    parcelpoint.Store.init({
        apiKey: api_key,
        country: {
            name: 'United Kingdom',
            code: 'uk',
        },
        targetDiv: $collect_plus_widget,
        // more options here, left out
    });
    parcelpoint.Store.display(display_opts);

    parcelpoint.Property.onChange(['storeDetails'], function(_, newDetails) {
        // deal with the user picking a new store
    });
}