Kombination der Covid-19 Neuinfektionen und der Inzidenz-Zahl für die aktuelle Location. Inspiriert von https://gist.github.com/kevinkub/46caebfebc7e26be63403a7f0587f664

incidens_and_newcases.js

// Licence: Robert Koch-Institut (RKI), dl-de/by-2-0

// Define URLs based on the corona.rki.de webpage
const newCasesApiUrl = `https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/RKI_COVID19/FeatureServer/0/query?f=json&where=NeuerFall%20IN(1%2C%20-1)&returnGeometry=false&spatialRel=esriSpatialRelIntersects&outFields=*&outStatistics=%5B%7B%22statisticType%22%3A%22sum%22%2C%22onStatisticField%22%3A%22AnzahlFall%22%2C%22outStatisticFieldName%22%3A%22value%22%7D%5D&resultType=standard&cacheHint=true`;
const incidenceUrl = (location) =>
  `https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/RKI_Landkreisdaten/FeatureServer/0/query?where=1%3D1&outFields=GEN,cases7_per_100k&geometry=${location.longitude.toFixed(
    3
  )}%2C${location.latitude.toFixed(
    3
  )}&geometryType=esriGeometryPoint&inSR=4326&spatialRel=esriSpatialRelWithin&returnGeometry=false&outSR=4326&f=json`;
const incidenceUrlStates =
  "https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/Coronaf%E4lle_in_den_Bundesl%E4ndern/FeatureServer/0/query?where=1%3D1&outFields=cases7_bl_per_100k&returnGeometry=false&outSR=4326&f=json";

// Initialize Widget
let widget = await createWidget();
if (!config.runsInWidget) {
  await widget.presentSmall();
}

Script.setWidget(widget);
Script.complete();

// Build Widget
async function createWidget(items) {
  const list = new ListWidget();

  let header, label;

  // fetch new cases
  const newCasesData = await getNewCasesData();
  header = list.addText("🦠 New Infections".toUpperCase());
  header.font = Font.mediumSystemFont(10);

  label = list.addText("+" + newCasesData.value);
  label.font = Font.mediumSystemFont(24);

  const country = list.addText(newCasesData.areaName);
  country.font = Font.mediumSystemFont(12);
  country.textColor = Color.gray();

  list.addSpacer();

  // fetch new incidents
  const incidenceData = await getIncidenceData();
  header = list.addText("🦠 Incidence".toUpperCase());
  header.font = Font.mediumSystemFont(10);
  if (incidenceData) {
    label = list.addText(incidenceData.value + "");
    label.font = Font.mediumSystemFont(24);

    if (incidenceData.value >= 50) {
      label.textColor = Color.red();
    } else if (incidenceData.value >= 25) {
      label.textColor = Color.orange();
    }

    const city = list.addText(incidenceData.areaName);
    city.font = Font.mediumSystemFont(12);
    city.textColor = Color.gray();

    if (incidenceData.shouldCache) {
      list.refreshAfterDate = new Date(Date.now() + 60 * 60 * 1000);
    }
  } else {
    list.addText("DatData not available");
  }

  return list;
}

async function getNewCasesData() {
  let data = await new Request(newCasesApiUrl).loadJSON();
  const attr = data.features[0].attributes;
  return {
    value: attr.value,
    areaName: "Deutschland",
    shouldCache: false,
  };
}

async function getIncidenceData() {
  try {
    const location = await getLocation();
    if (location) {
      let data = await new Request(incidenceUrl(location)).loadJSON();
      const attr = data.features[0].attributes;
      return {
        value: attr.cases7_per_100k.toFixed(1),
        areaName: attr.GEN,
        shouldCache: true,
      };
    } else {
      let data = await new Request(incidenceUrlStates).loadJSON();
      const incidencePerState = data.features.map(
        (f) => f.attributes.cases7_bl_per_100k
      );
      const averageIncidence =
        incidencePerState.reduce((a, b) => a + b) / incidencePerState.length;
      return {
        value: averageIncidence.toFixed(1),
        areaName: "Deutschland",
        shouldCache: false,
      };
    }
  } catch (e) {
    return null;
  }
}

async function getLocation() {
  try {
    if (args.widgetParameter) {
      const fixedCoordinates = args.widgetParameter.split(",").map(parseFloat);
      return { latitude: fixedCoordinates[0], longitude: fixedCoordinates[1] };
    } else {
      Location.setAccuracyToThreeKilometers();
      return await Location.current();
    }
  } catch (e) {
    return null;
  }
}