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In the next step, the vector tile service is introduced.",{"type":472,"tag":638,"props":639,"children":641},"div",{"className":640},[498],[642],{"type":472,"tag":643,"props":644,"children":649},"ct-code-tabs",{":codeList":645,":is-inversed":517,"className":646},"[{\"label\":\"client.js\",\"code\":\"import { SubscriptionClient } from 'subscriptions-transport-ws';\\nimport { createClient, defaultExchanges, subscriptionExchange, createRequest } from '@urql/core';\\nimport { createRouteQuery, routeUpdateSubscription } from './queries';\\nimport { pipe, subscribe } from 'wonka';\\n\\n/**\\n * For the purpose of this example we use urql - lightweights GraphQL client.\\n * To establish a connection with Chargetrip GraphQL API you need to have an API key.\\n * The key in this example is a public one and gives access only to a part of our extensive database.\\n * You need a registered `x-client-id` to access the full database.\\n * Read more about authorisation in our documentation (https://docs.chargetrip.com/#authorisation).\\n */\\nconst headers = {\\n  //Replace this x-client-id and app-id with your own to get access to more cars\\n  'x-client-id': '5ed1175bad06853b3aa1e492',\\n  'x-app-id': '623998b2c35130073829b2d2',\\n};\\n\\nconst subscriptionClient = new SubscriptionClient('wss://api.chargetrip.io/graphql', {\\n  reconnect: true,\\n  connectionParams: headers,\\n});\\n\\nconst client = createClient({\\n  url: 'https://api.chargetrip.io/graphql',\\n  fetchOptions: {\\n    method: 'POST',\\n    headers,\\n  },\\n  exchanges: [\\n    ...defaultExchanges,\\n    subscriptionExchange({\\n      forwardSubscription(operation) {\\n        return subscriptionClient.request(operation);\\n      },\\n    }),\\n  ],\\n});\\n\\nexport const getRoute = callback => {\\n  client\\n    .mutation(createRouteQuery)\\n    .toPromise()\\n    .then(response => {\\n      const routeId = response.data.newRoute;\\n\\n      const { unsubscribe } = pipe(\\n        client.executeSubscription(createRequest(routeUpdateSubscription, { id: routeId })),\\n        subscribe(result => {\\n          const { status, route } = result.data?.routeUpdatedById;\\n          // Subscription used as computation time can increase for longer routes.\\n          if (status === 'done' && route) {\\n            unsubscribe();\\n            callback(route);\\n          }\\n        }),\\n      );\\n    })\\n    .catch(error => console.log(error));\\n};\\n\"},{\"label\":\"index.js\",\"code\":\"import { getRoute } from './client';\\nimport { renderRouteData } from './interface';\\nimport { drawRoutePolyline } from './map';\\n\\n/**\\n * This project shows you how to add toll roads and ferries to a journey overview\\n * The project structure contains;\\n *\\n *    - client.js - All networking requests\\n *    - interface.js - All interface rendering\\n *    - map.js - All map rendering (including routes and waypoints)\\n *    - queries.js - The GraphQL queries used in the networking requests\\n */\\n\\ngetRoute(route => {\\n  drawRoutePolyline(route);\\n  renderRouteData(route);\\n});\\n\"},{\"label\":\"interface.js\",\"code\":\"import { getDurationString } from '../../../utils';\\n\\n// Array used for journey overview.\\nlet journeyLegs = [];\\n\\n/**\\n * Render journey overview.\\n *\\n * @param data {object} route specification\\n */\\nexport const renderRouteData = data => {\\n  // the total distance of the route, in meters converted to km\\n  const routeDistance = data.distance ? `${(data.distance / 1000).toFixed(0)} km` : 'Unknown';\\n\\n  // the total energy used of the route, in kWh\\n  const routeEnergy = data.consumption ? `${data.consumption.toFixed(2)} kWh` : 'Unknown';\\n\\n  // the amount of stops in this route\\n  const routeStops = `${data.charges ?? 0} stops`;\\n\\n  // the total duration of the journey (including charge time), in seconds\\n  document.getElementById('duration').innerHTML = `${getDurationString(data.duration ?? 0)}`;\\n\\n  // A combined field containing several of the route meta data\\n  document.getElementById('route-metadata').innerHTML = `${routeDistance} / ${routeStops} / ${routeEnergy}`;\\n\\n  let origin = '';\\n  let destination = '';\\n  // Convert the legs we receive from the API to journey overview legs we can display.\\n  // First check if the route has loaded yet\\n  if (data) {\\n    // Determine origin and destination\\n    origin = data.legs[0].origin.properties.name;\\n    destination = data.legs[data.legs.length - 1].destination.properties.name;\\n    // Split journey into legs\\n    journeyLegs = getJourneyLegs(data);\\n  }\\n\\n  // Populate journey overview\\n  if (journeyLegs) {\\n    // Show ferrys & toll roads indicator if present on route\\n    document.getElementById('toll').innerHTML = `${displayFerriesAndTollsIndicator(data.tags)}`;\\n    // Show start point\\n    document.getElementById('journey-timeline').innerHTML += `\\n    \u003Cdiv class=\\\"timeline-item timelineStartPoint start\\\">\\n      \u003Cdiv class='icon timeline-icon timelineStartPoint start'>\\n      \u003C/div>\\n      \u003Cdiv class='timeline-content'>\\n        \u003Cp class='body-bold'>${origin}\u003C/p>\\n      \u003C/div>\\n    \u003C/div>`;\\n    // Go through journey legs, displaying each one in order\\n    for (let i = 0; i \u003C journeyLegs.length; i++) {\\n      let instructions = '';\\n      let tollsHTML = '';\\n      switch (journeyLegs[i].type) {\\n        case 'ferry':\\n          instructions = `\\n          \u003Cdiv class='timeline-item ferry'>\\n            \u003Cdiv class=\\\"icon timeline-icon ferry\\\">\\n            \u003C/div>\\n            \u003Cdiv class='timeline-content'>\\n              \u003Cp class='title'>Ferry for ${(journeyLegs[i].distance / 1000).toFixed(1)} km\u003C/p>\\n            \u003C/div>\\n            \u003Cdiv>\\n              \u003Cp class='body-small metal'>Approx ${getDurationString(journeyLegs[i].duration)}\u003C/p>\\n            \u003C/div>\\n          \u003C/div>\\n          `;\\n          break;\\n        case 'station':\\n          instructions = `\\n          \u003Cdiv class='timeline-item station'>\\n            \u003Cdiv class=\\\"icon timeline-icon chargeTurbo station\\\">\\n            \u003C/div>\\n            \u003Cdiv class=\\\"timeline-content\\\">\\n              \u003Cdiv class=\\\"station-title-container\\\">\\n                \u003Cp class='title'>${journeyLegs[i].name}\u003C/p>\\n              \u003C/div>\\n              \u003Cdiv class='station-info'>\\n                \u003Cp class='body-small metal'>Range at arrival:\u003C/p>\\n                \u003Cp>${journeyLegs[i].rangeEndPercentage}%\u003C/p>\\n              \u003C/div>\\n              \u003Cdiv class='station-info'>\\n                \u003Cp class='body-small metal'>Available plugs:\u003C/p>\\n                \u003Cp>${journeyLegs[i].plugsAvailable}\u003C/p>\\n              \u003C/div>\\n              \u003Cdiv class='station-info'>\\n                \u003Cp class='body-small metal'>Charging time:\u003C/p>\\n                \u003Cp>${getDurationString(journeyLegs[i].chargeTime)}\u003C/p>\\n              \u003C/div>\\n              \u003Cdiv class='station-info'>\\n                \u003Cp class='body-small metal'>Range at departure:\u003C/p>\\n                \u003Cp>${journeyLegs[i + 1].rangeStartPercentage}%\u003C/p>\\n              \u003C/div>\\n            \u003C/div>\\n          \u003C/div>\\n          `;\\n          break;\\n        default:\\n          if (journeyLegs[i].tollsOnLeg) {\\n            tollsHTML = `\u003Cspan class='toll'>\u003Cp> Toll roads\u003C/p>\u003C/span>`;\\n          }\\n          instructions = `\\n          \u003Cdiv class='timeline-item vehicle'>\\n            \u003Cdiv class=\\\"icon timeline-icon vehicle\\\">\\n            \u003C/div>\\n            \u003Cdiv class='timeline-content'>\\n              \u003Cdiv class='drive-title-container'>\\n                \u003Cp class='title'>Drive ${(journeyLegs[i].distance / 1000).toFixed(1)} km\u003C/p>\\n                ${tollsHTML}\\n              \u003C/div>\\n              \u003Cp class='body-small metal'>Approx ${getDurationString(journeyLegs[i].duration)}\u003C/p>\\n            \u003C/div>\\n          \u003C/div>\\n          `;\\n          break;\\n      }\\n      document.getElementById('journey-timeline').innerHTML += `${instructions}`;\\n    }\\n    // Show end point\\n    document.getElementById('journey-timeline').innerHTML += `\\n    \u003Cdiv class=\\\"timeline-item timelineDestination end\\\">\\n      \u003Cdiv class=\\\"icon timeline-icon timelineDestination end\\\">\\n      \u003C/div>\\n      \u003Cdiv class='timeline-content'>\\n        \u003Cp class='title'>${destination}\u003C/p>\\n      \u003C/div>\\n    \u003C/div>`;\\n  }\\n};\\n\\n/**\\n * Display ferries and toll roads if present\\n *\\n * @return {string} html elements to render ferry/toll information\\n */\\nfunction displayFerriesAndTollsIndicator(routeTags) {\\n  return `\u003Ch4 id='tolls-indicator'>\\n    ${routeTags.includes('toll') ? \\\"\u003Cspan class='icon-toll'>\u003C/span>Toll Roads\\\" : ''}\\n    ${routeTags.includes('toll') && routeTags.includes('ferry') ? ' | ' : ''}\\n    ${routeTags.includes('ferry') ? \\\"\u003Cspan class='icon-ferry'>\u003C/span>Ferry\\\" : ''}\\n  \u003C/h4>\\n  `;\\n}\\n\\n/**\\n * Display ferries and toll roads if present\\n *\\n * @param data {object} data object containing whole route info\\n * @return [] array of journey legs to display on the overview\\n */\\nfunction getJourneyLegs(data) {\\n  return data.legs.reduce((legAcc, leg) => {\\n    var stepLegs = leg.steps.reduce((stepAcc, step) => {\\n      switch (step.type) {\\n        case 'ferry': {\\n          if (stepAcc[stepAcc.length - 1].type !== 'ferry') {\\n            stepAcc.push({\\n              type: 'ferry',\\n              distance: 0,\\n              duration: 0,\\n              tollsOnLeg: false,\\n            });\\n          }\\n\\n          break;\\n        }\\n        default: {\\n          if (stepAcc.length === 0 || stepAcc[stepAcc.length - 1].type === 'ferry') {\\n            stepAcc.push({\\n              type: 'road',\\n              distance: 0,\\n              duration: 0,\\n              tollsOnLeg: false,\\n            });\\n          }\\n\\n          break;\\n        }\\n      }\\n\\n      // Include distance & duration, as well as toll roads\\n      stepAcc[stepAcc.length - 1].distance += step.distance;\\n      stepAcc[stepAcc.length - 1].duration += step.duration;\\n      stepAcc[stepAcc.length - 1].tollsOnLeg = stepAcc[stepAcc.length - 1].tollsOnLeg || step.type === 'toll';\\n\\n      return stepAcc;\\n    }, []);\\n    stepLegs[0].origin = leg.origin;\\n    stepLegs[0].rangeStartPercentage = leg.rangeStartPercentage;\\n    stepLegs[stepLegs.length - 1].destination = leg.destination;\\n    stepLegs[stepLegs.length - 1].rangeEndPercentage = leg.rangeEndPercentage;\\n\\n    // Adding the charging station or via as a Leg\\n    if (leg.type !== 'final') {\\n      stepLegs.push(leg);\\n    }\\n\\n    legAcc.push(...stepLegs);\\n\\n    return legAcc;\\n  }, []);\\n}\\n\"},{\"label\":\"map.js\",\"code\":\"import mapboxgl from 'mapbox-gl';\\nimport { getDurationString } from '../../../utils';\\nimport * as mapboxPolyline from '@mapbox/polyline';\\n\\nmapboxgl.accessToken = 'pk.eyJ1IjoiY2hhcmdldHJpcCIsImEiOiJjazhpaG8ydTIwNWNpM21ud29xeXc2amhlIn0.rGKgR3JfG9Z5dCWjUI_oGA';\\n\\nconst map = new mapboxgl.Map({\\n  cooperativeGestures: true,\\n  container: 'map',\\n  style: 'mapbox://styles/chargetrip/ckgcbf3kz0h8819qki8uwhe0k',\\n  zoom: 6.5,\\n  center: [7.647487, 58.489399],\\n});\\n\\n/**\\n * Draw a route on a map.\\n *\\n * Route object contains `polyline` data -  the polyline encoded route (series of coordinates as a single string).\\n * We need to decode this information first. We use Mapbox polyline tool (https://www.npmjs.com/package/@mapbox/polyline) for this.\\n * As a result of decoding we get pairs [latitude, longitude].\\n * To draw a route on a map we use Mapbox GL JS. This tool uses the format [longitude,latitude],\\n * so we have to reverse every pair.\\n *\\n * @param data {object} route specification\\n */\\nexport const drawRoutePolyline = data => {\\n  const decodedData = mapboxPolyline.decode(data.polyline);\\n  const reversed = decodedData.map(item => item.reverse());\\n\\n  drawRoute(reversed, data.legs);\\n};\\n\\n/**\\n * Draw route polyline and show charging stations on the map.\\n *\\n * @param coordinates {array} Array of coordinates\\n * @param legs {array} route legs (stops) - each leg represents either a charging station, or via point or final point\\n */\\nconst drawRoute = (coordinates, legs) => {\\n  if (map.loaded()) {\\n    drawPolyline(coordinates);\\n    drawChargingTimes(legs);\\n    showLegs(legs);\\n  } else {\\n    map.on('load', () => {\\n      drawPolyline(coordinates);\\n      drawChargingTimes(legs);\\n      showLegs(legs);\\n    });\\n  }\\n};\\n\\n/**\\n * Render the charging times at each station directly on top of it's marker.\\n * @param {array} legs - each leg represents either a charging station, or a via point or final point\\n */\\nconst drawChargingTimes = legs => {\\n  legs.forEach((leg, idx) => {\\n    if (idx == legs.length - 1) {\\n      return;\\n    }\\n\\n    new mapboxgl.Popup({ closeOnClick: false })\\n      .setLngLat(leg.destination.geometry.coordinates)\\n      .setHTML(`\u003Csmall>${getDurationString(leg.chargeTime, true)}\u003C/small>`)\\n      .addTo(map);\\n  });\\n};\\n\\n/**\\n * Draw route polyline on a map.\\n *\\n * @param coordinates {array} polyline coordinates\\n */\\nconst drawPolyline = coordinates => {\\n  const geojson = {\\n    type: 'FeatureCollection',\\n    features: [\\n      {\\n        type: 'Feature',\\n        geometry: {\\n          type: 'LineString',\\n          properties: {},\\n          coordinates,\\n        },\\n      },\\n    ],\\n  };\\n\\n  map.addSource('polyline-source', {\\n    type: 'geojson',\\n    lineMetrics: true,\\n    data: geojson,\\n  });\\n\\n  map.addLayer({\\n    id: 'polyline',\\n    type: 'line',\\n    options: 'beforeLayer',\\n    source: 'polyline-source',\\n    layout: {\\n      'line-join': 'round',\\n      'line-cap': 'round',\\n    },\\n    paint: {\\n      'line-color': '#0078FF',\\n      'line-width': 3,\\n    },\\n  });\\n};\\n\\n/**\\n * Show the charging station, origin and destination on the map.\\n *\\n * Last leg of the route is a destination point.\\n * All other legs are either charging stations or via points (if route has stops).\\n *\\n * @param legs {array} route legs\\n */\\nconst showLegs = legs => {\\n  if (legs.length === 0) return;\\n\\n  let points = [];\\n\\n  // we want to show origin point on the map\\n  // to do that we use the origin of the first leg\\n  points.push({\\n    type: 'Feature',\\n    properties: {\\n      icon: 'location_big',\\n    },\\n    geometry: legs[0].origin?.geometry,\\n  });\\n\\n  legs.map((leg, index) => {\\n    // add charging stations\\n    if (index !== legs.length - 1) {\\n      points.push({\\n        type: 'Feature',\\n        properties: {\\n          description: `${getDurationString(leg.chargeTime)}`,\\n          icon: 'free-turbo',\\n        },\\n        geometry: leg.destination?.geometry,\\n      });\\n    } else {\\n      // add destination point (last leg)\\n      points.push({\\n        type: 'Feature',\\n        properties: {\\n          icon: 'arrival',\\n        },\\n        geometry: leg.destination?.geometry,\\n      });\\n    }\\n  });\\n\\n  // draw route points on a map\\n  map.addLayer({\\n    id: 'legs',\\n    type: 'symbol',\\n    layout: {\\n      'icon-image': '{icon}',\\n      'icon-allow-overlap': true,\\n      'icon-offset': ['case', ['==', ['get', 'icon'], 'location_big'], ['literal', [0, 0]], ['literal', [0, -15]]],\\n    },\\n    source: {\\n      type: 'geojson',\\n      data: {\\n        type: 'FeatureCollection',\\n        features: points,\\n      },\\n    },\\n  });\\n};\\n\"},{\"label\":\"queries.js\",\"code\":\"import qql from 'graphql-tag';\\n/*\\n * In this example a route from Aalborg, Denmark to Oslo, Norway is requested.\\n * Origin and destination are required fields. An EV also needs to be selected.\\n * Only the EV ID here is mandatory, all other fields are optional and when not specified will use the default values.\\n * The changing conditions are:\\n *   - 80% SoC at Aalborg, Denmark\\n *   - EV can charge at CHAdeMO changers\\n *   - should use climate (temperature and weather conditions)\\n *   - min power of chargers is 43 kWh. This is the default setting\\n *   - two occupants in the car\\n */\\n\\nexport const createRouteQuery = qql`\\nmutation newRoute{\\n  newRoute(\\n    input: {\\n      ev: {\\n        id: \\\"5d161be5c9eef46132d9d20a\\\",\\n        battery: {\\n          stateOfCharge: {\\n            value: 80,\\n            type: percentage,\\n          }\\n        }\\n        climate: true\\n        occupants: 2\\n        plugs: { chargingPower: 150, standard: TESLA_S }\\n        adapters: [\\n          { chargingPower: 150, standard: IEC_62196_T2_COMBO }\\n          { chargingPower: 150, standard: CHADEMO }\\n        ]\\n      }\\n      routeRequest: {\\n        origin: {\\n          type: Feature\\n          geometry: { type: Point, coordinates: [9.935932, 57.046707] }\\n          properties: { name: \\\"Aalborg, Denmark\\\" }\\n        }\\n        destination: {\\n          type: Feature\\n          geometry: { type: Point, coordinates: [10.757933, 59.911491] }\\n          properties: { name: \\\"Oslo, Norway\\\" }\\n        }\\n      }\\n    }\\n  )\\n}\\n`;\\n\\nexport const routeUpdateSubscription = qql`\\nsubscription routeUpdatedById($id: ID!){\\n  routeUpdatedById(id: $id) {\\n    status\\n    route {\\n      tags\\n      charges\\n      chargeTime\\n      distance\\n      duration\\n      consumption\\n      polyline\\n      legs{\\n        tags\\n        name\\n        rangeStartPercentage\\n        rangeEndPercentage\\n        chargeTime\\n        plugsAvailable\\n        stationId\\n        type\\n        duration\\n        distance\\n        steps {\\n          type\\n          distance\\n          duration\\n          polyline\\n        }\\n        origin{\\n          geometry{\\n            type\\n            coordinates\\n          }\\n          properties\\n        }\\n        destination{\\n          geometry\\n          {\\n            type\\n            coordinates\\n          }\\n          properties\\n        }\\n      }\\n    }\\n  }\\n}\\n`;\\n\"}]",[647,648],"stick","top-6",[],{"title":464,"searchDepth":651,"depth":651,"links":652},2,[],"markdown","content:5.examples:3.routes:9.tolls-and-ferries.md","content","5.examples/3.routes/9.tolls-and-ferries.md","md",1775054263310]