iOS Scriptable Widget für aktuellen 7-Tage-Inzidenzwert + realer 7-Tage-Inzidenzwert der letzten 5 Tage

widget.js

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

// Thanks to @kevinkub (https://github.com/kevinkub), @rphl (https://github.com/rphl) and @tzschies (https://github.com/tzschies) for their inspiring work on this widget.
// See https://gist.github.com/kevinkub/46caebfebc7e26be63403a7f0587f664, https://gist.github.com/rphl/0491c5f9cb345bf831248732374c4ef5 and https://gist.github.com/tzschies/563fab70b37609bc8f2f630d566bcbc9.

class IncidenceWidget {

    constructor() {
        this.previousDaysToShow = 31
        this.apiUrlDistricts = (location) => `https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/RKI_Landkreisdaten/FeatureServer/0/query?where=1%3D1&outFields=RS,GEN,cases7_bl_per_100k,cases7_per_100k,BL,EWZ&geometry=${location.longitude.toFixed(3)},${location.latitude.toFixed(3)}&geometryType=esriGeometryPoint&inSR=4326&spatialRel=esriSpatialRelWithin&returnGeometry=false&outSR=4326&f=json`
        this.apiUrlDistrictsHistory = (districtId) => `https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/Covid19_RKI_Sums/FeatureServer/0//query?where=IdLandkreis%3D${districtId}&objectIds=&time=&resultType=none&outFields=AnzahlFall,SummeFall,Meldedatum&returnIdsOnly=false&returnUniqueIdsOnly=false&returnCountOnly=false&returnDistinctValues=false&cacheHint=false&orderByFields=Meldedatum+DESC&groupByFieldsForStatistics=&outStatistics=&having=&resultOffset=&resultRecordCount=12&sqlFormat=none&f=json`
        this.stateToAbbr = {
            'Baden-Württemberg': 'BW',
            'Bayern': 'BY',
            'Berlin': 'BE',
            'Brandenburg': 'BB',
            'Bremen': 'HB',
            'Hamburg': 'HH',
            'Hessen': 'HE',
            'Mecklenburg-Vorpommern': 'MV',
            'Niedersachsen': 'NI',
            'Nordrhein-Westfalen': 'NRW',
            'Rheinland-Pfalz': 'RP',
            'Saarland': 'SL',
            'Sachsen': 'SN',
            'Sachsen-Anhalt': 'ST',
            'Schleswig-Holstein': 'SH',
            'Thüringen': 'TH'
        }
        this.incidenceColors = [
            new Color('#dd0085', 1), // > 500
            new Color('#671212', 1), // > 250
            new Color('#951214', 1), // > 100
            new Color('#d43624', 1), // > 50
            new Color('#ffb534', 1), // > 25
            new Color('#fff380', 1), // > 5
            new Color('#fffccd', 1), // < 6
            new Color('#adadad', 1), // NaN
        ];
    }

    async run() {
        let widget = await this.createWidget()
        if (!config.runsInWidget) {
            await widget.presentSmall()
        }
        Script.setWidget(widget)
        Script.complete()
    }

    async createWidget(items) {
        let data = await this.getData()

        // Basic widget setup
        let widget = new ListWidget()
        widget.setPadding(0, 0, 0, 0)
        let textStack = widget.addStack()
        textStack.setPadding(14, 10, 14, 10)
        textStack.layoutVertically()

        // Header
        let header = textStack.addText("🦠 7-Tage-Inzidenz".toUpperCase())
        header.font = Font.mediumSystemFont(13)

        textStack.addSpacer()

        if (data.error) {
            // Error handling
            let loadingIndicator = textStack.addText(data.error.toUpperCase())
            textStack.setPadding(14, 10, 14, 10)
            loadingIndicator.font = Font.mediumSystemFont(13)
            loadingIndicator.textOpacity = 0.5
            let spacer = textStack.addStack()
            spacer.addSpacer()
        } else {
            // Enable caching
            widget.refreshAfterDate = new Date(Date.now() + 60601000)

            // Main stack for value and area name
            let incidenceStack = textStack.addStack()
            incidenceStack.layoutVertically()

            let valueStack = incidenceStack.addStack()

            let incidenceValueLabel = valueStack.addText(data.incidence + data.trend)
            incidenceValueLabel.font = Font.boldSystemFont(24)
            incidenceValueLabel.textColor = this.getColorByIncidence(data.incidence)

            // Chip for displaying state data
            valueStack.addSpacer()
            let stateStack = valueStack.addStack()
            stateStack.backgroundColor = this.incidenceColors[7]
            stateStack.cornerRadius = 4
            stateStack.setPadding(2, 4, 2, 4)
            let stateText = stateStack.addText(data.incidenceBySide + "\n" + data.areaNameBySide)
            stateText.font = Font.mediumSystemFont(9)
            stateText.textColor = Color.white()
            stateText.centerAlignText()
            stateText.lineLimit = 2
            valueStack.addSpacer()

            incidenceStack.addText(data.areaName)

            textStack.addSpacer()

            let historyStack = textStack.addStack()
            historyStack.spacing = 4

            for (var i = 0; i < 5; i++) {
                var casesSum = data.timeline.features.slice(i + 1, i + 8).reduce((sum, feature) => sum + feature.attributes.AnzahlFall, 0)
                var incidence = Math.round(casesSum / data.population * 100000)
                var incidenceDate = new Date(data.timeline.features[i].attributes.Meldedatum)
                var incidenceDay = incidenceDate.getDate()
                var incidenceDayOfWeek = incidenceDate.getDay()
                var incidenceRectStack = historyStack.addStack()
                incidenceRectStack.backgroundColor = this.getColorByIncidence(incidence)
                incidenceRectStack.cornerRadius = 4
                incidenceRectStack.setPadding(2, 4, 2, 4)
                var incidenceRectText = incidenceRectStack.addText(('00' + incidence).slice(Math.max(3, incidence.toString().length) * -1) + "\n" + ('0' + incidenceDay).slice(Math.max(2, incidenceDay.toString().length) * -1))
                incidenceRectText.font = Font.mediumSystemFont(9)
                incidenceRectText.textColor = incidenceDayOfWeek == 0 || incidenceDayOfWeek == 6
                    ? Color.lightGray() :  incidence > 50 ? Color.white() : Color.black()
                incidenceRectText.centerAlignText()
                incidenceRectText.lineLimit = 2
            }
        }

        return widget
    }

    async getData() {
        try {
            let location = await this.getLocation()
            if (location) {
                let currentData = await new Request(this.apiUrlDistricts(location)).loadJSON()
                let attr = currentData.features[0].attributes
                let historicalData = await new Request(this.apiUrlDistrictsHistory(attr.RS)).loadJSON()
                let casesToday7 = historicalData.features.slice(0, 7).reduce((sum, feature) => sum + feature.attributes.AnzahlFall, 0)
                let casesYesterday7 = historicalData.features.slice(1, 8).reduce((sum, feature) => sum + feature.attributes.AnzahlFall, 0)
                let trend = (casesToday7 == casesYesterday7) ? '→' : (casesToday7 > casesYesterday7) ? '↑' : '↓';
                return {
                    incidence: attr.cases7_per_100k.toFixed(0),
                    areaName: attr.GEN,
                    trend: trend,
                    incidenceBySide: attr.cases7_bl_per_100k.toFixed(0),
                    areaNameBySide: this.stateToAbbr[attr.BL],
                    population: attr.EWZ,
                    timeline: historicalData
                }
            }
            return {error: "Standort nicht verfügbar."}
        } catch (e) {
            return {error: "Fehler bei Datenabruf: " + e.message}
        }
    }

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

    getColorByIncidence(incidence) {
        return incidence > 500
            ? this.incidenceColors[0]
            : incidence > 250
                ? this.incidenceColors[1]
                : incidence > 100
                    ? this.incidenceColors[2]
                    : incidence > 50
                        ? this.incidenceColors[3]
                        : incidence > 25
                            ? this.incidenceColors[4]
                            : incidence > 5
                                ? this.incidenceColors[5]
                                : incidence >= 0 ? this.incidenceColors[6] : this.incidenceColors[7]
    }

    getDateString(addDays) {
        addDays = addDays || 0
        return new Date(Date.now() + addDays * 24 * 60 * 60 * 1000).toISOString().substring(0, 10)
    }
}

await new IncidenceWidget().run()