Примеры

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>2GIS TSP API</title>
        <meta name="description" content="Traveling salesman issue example">
    </head>
    <body>
        <div id="container"></div>
        <div id="tooltip"></div>
        <script src="https://mapgl.2gis.com/api/js/v1"></script>
        <script src="https://unpkg.com/@2gis/mapgl-directions@^2/dist/directions.js"></script>
    </body>
</html>

// API key can be used on jsfiddle.net only!
// You can get more info on https://docs.2gis.com/

const naviApiKey = 'rubfpx2151';
const reqUrl = `https://catalog.api.2gis.com/get_tsp?key=${naviApiKey}`;
const start = {
    lat: 54.97564330524832,
    lon: 82.88566589362209,
};
const checkpoints = [
    {
        lat: 54.96697254872909,
        lon: 82.90489196787385,
    },
    {
        lat: 55.015032246347914,
        lon: 82.97904968269394,
    },
    {
        lat: 55.00085668167925,
        lon: 82.86369323731246,
    },
    {
        lat: 54.99731200769605,
        lon: 82.97149658168925,
    },
    {
        lat: 54.99928130973027,
        lon: 82.92137145996095,
    },
];
const map = new mapgl.Map('container', {
    center: [82.92137145996095, 54.99928130973027],
    zoom: 11.5,
    key: 'bfd8bbca-8abf-11ea-b033-5fa57aae2de7',
});
// рисуем маркеры точек назначения
checkpoints.forEach((point, index) => {
    const marker = new mapgl.Marker(map, {
        coordinates: [point.lon, point.lat],
        icon: 'https://docs.2gis.com/img/dotMarker.svg',
    });
});
// рисуем маркер точки отправления
const startMarker = new mapgl.Marker(map, {
    coordinates: [start.lon, start.lat],
    label: {
        text: 'точка отправления',
        fontSize: 13,
    },
});
const controlsHtml = `<button id="go">Построить оптимальный маршрут</button> `;
new mapgl.Control(map, controlsHtml, {
    position: 'topLeft',
});
const goButton = document.getElementById('go');
goButton.addEventListener('click', function() {
    goButton.disabled = true;
    goButton.textContent = 'Строим маршрут...';
    buildRoute();
});
const directions = new mapgl.Directions(map, {
    // This key can be used for demo purpose only!
    // You can get your own key on http://partner.api.2gis.ru/
    directionsApiKey: naviApiKey,
});
function buildRoutePointsSequence(routes) {
    const firstRoutePoint = checkpoints[routes[0].start_id];
    // добавляем точку изначального местоположения и первую точку маршрута
    const points = [
        [start.lon, start.lat],
        [firstRoutePoint.lon, firstRoutePoint.lat],
    ];
    for (const route of routes) {
        const target = checkpoints[route.target_id];
        points.push([target.lon, target.lat]);
    }
    return points;
}
function buildRoute() {
    fetch(reqUrl, {
        method: 'POST',
        body: JSON.stringify({
            start,
            checkpoints,
            start_time: new Date().toISOString(),
        }),
    })
        .then((res) => res.json())
        .then((parsed) => {
            // рисуем геометрию построенного маршрута
            directions.carRoute({
                points: buildRoutePointsSequence(parsed.routes),
            });
            goButton.textContent = 'Маршрут построен';
        })
        .catch((err) => console.error('error', err));
}

html,
body,
#container {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
#go {
    padding: 4px 10px;
    background: #00a81f;
    border-radius: 4px;
    box-shadow: 0 1px 3px 0 rgba(38, 38, 38, 0.5);
    border: none;
    color: #fff;
    font-size: 12px;
    min-width: 215px;
}

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <title>2GIS TSP API</title>
        <meta name="description" content="Traveling salesman issue example" />
        <style>
            html,
            body,
            #container {
                margin: 0;
                width: 100%;
                height: 100%;
                overflow: hidden;
            }
            #go {
                padding: 4px 10px;
                background: #00a81f;
                border-radius: 4px;
                box-shadow: 0 1px 3px 0 rgba(38, 38, 38, 0.5);
                border: none;
                color: #fff;
                font-size: 12px;
                min-width: 215px;
            }
        </style>
    </head>
    <body>
        <div id="container"></div>
        <div id="tooltip"></div>
        <script src="https://mapgl.2gis.com/api/js/v1"></script>
        <script src="https://unpkg.com/@2gis/mapgl-directions@^2/dist/directions.js"></script>

        <script>
            const naviApiKey = 'Your directions API access key';
            const reqUrl = `https://catalog.api.2gis.com/get_tsp?key=${naviApiKey}`;
            const start = {
                lat: 54.97564330524832,
                lon: 82.88566589362209,
            };
            const checkpoints = [
                {
                    lat: 54.96697254872909,
                    lon: 82.90489196787385,
                },
                {
                    lat: 55.015032246347914,
                    lon: 82.97904968269394,
                },
                {
                    lat: 55.00085668167925,
                    lon: 82.86369323731246,
                },
                {
                    lat: 54.99731200769605,
                    lon: 82.97149658168925,
                },
                {
                    lat: 54.99928130973027,
                    lon: 82.92137145996095,
                },
            ];

            const map = new mapgl.Map('container', {
                center: [82.92137145996095, 54.99928130973027],
                zoom: 11.5,
                key: 'Your API access key',
            });

            // рисуем маркеры точек назначения
            checkpoints.forEach((point, index) => {
                const marker = new mapgl.Marker(map, {
                    coordinates: [point.lon, point.lat],
                    icon: 'https://docs.2gis.com/img/dotMarker.svg',
                });
            });

            // рисуем маркер точки отправления
            const startMarker = new mapgl.Marker(map, {
                coordinates: [start.lon, start.lat],
                label: {
                    text: 'точка отправления',
                    fontSize: 13,
                },
            });

            const controlsHtml = `<button id="go">Построить оптимальный маршрут</button> `;
            new mapgl.Control(map, controlsHtml, {
                position: 'topLeft',
            });
            const goButton = document.getElementById('go');

            goButton.addEventListener('click', function() {
                goButton.disabled = true;
                goButton.textContent = 'Строим маршрут...';
                buildRoute();
            });

            const directions = new mapgl.Directions(map, {
                // This key can be used for demo purpose only!
                // You can get your own key on http://partner.api.2gis.ru/
                directionsApiKey: naviApiKey,
            });

            function buildRoutePointsSequence(routes) {
                const firstRoutePoint = checkpoints[routes[0].start_id];
                // добавляем точку изначального местоположения и первую точку маршрута
                const points = [
                    [start.lon, start.lat],
                    [firstRoutePoint.lon, firstRoutePoint.lat],
                ];

                for (const route of routes) {
                    const target = checkpoints[route.target_id];
                    points.push([target.lon, target.lat]);
                }

                return points;
            }

            function buildRoute() {
                fetch(reqUrl, {
                    method: 'POST',
                    body: JSON.stringify({
                        start,
                        checkpoints,
                        start_time: new Date().toISOString(),
                    }),
                })
                    .then((res) => res.json())
                    .then((parsed) => {
                        // рисуем геометрию построенного маршрута
                        directions.carRoute({
                            points: buildRoutePointsSequence(parsed.routes),
                        });
                        goButton.textContent = 'Маршрут построен';
                    })
                    .catch((err) => console.error('error', err));
            }
        </script>
    </body>
</html>