JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//api-maps.yandex.ru/2.0-stable/?load=package.standard,package.route&amp;lang=ru-RU" type="text/javascript"></script>
<script type="text/javascript">// <![CDATA[
function init() {
    var myMap = new ymaps.Map('map', {
            center: [55.629999, 51.799940],
            zoom: 10,
            type: 'yandex#map',
            behaviors: ['scrollZoom', 'drag']
        }),
        search = new ymaps.control.SearchControl({
            useMapBounds: true,
            noCentering: true,
            noPlacemark: true
        }),
        calculator = new DeliveryCalculator(myMap, myMap.getCenter());
    myMap.controls.add(search, { right: 5, top: 5 });
    search.events.add('resultselect', function (e) {
        var results = search.getResultsArray(),
            selected = e.get('resultIndex'),
            point = results[selected].geometry.getCoordinates();
        calculator.setStartPoint(point);
    });
}
function DeliveryCalculator(map, finish) {
    this._map = map;
    this._start = null;
    this._finish = new ymaps.Placemark(finish, { iconContent: 'Б' });
    this._route = null;
    map.events.add('click', this._onStartPointChange, this);
    map.geoObjects.add(this._finish);
}
var ptp = DeliveryCalculator.prototype;
ptp._onStartPointChange = function (e) {
    this.setStartPoint(e.get('coordPosition'));
};
ptp.getDirections = function () {
    var self = this,
        start = this._start.geometry.getCoordinates(),
        finish = this._finish.geometry.getCoordinates();
    if(this._route) {
        this._map.geoObjects.remove(this._route);
    }
    ymaps.geocode(start, { results: 1 })
        .then(function (geocode) {
            var address = geocode.geoObjects.get(0) &&
                geocode.geoObjects.get(0).properties.get('balloonContentBody') || '';
            ymaps.route([start, finish])
                .then(function (router) {
                    var distance = Math.round(router.getLength() / 1000),
                        message...