Show COVID-19 7-days incidence of a specific location in Germany

hotspot.sh

#!/usr/bin/env sh
#
# Show COVID-19 7-days incidence of a specific location in Germany
# Data fetched from https://hotspotornot.de/
#
#/ Usage:
#/   ./hotspot.sh <location_name|postcode>
#/
#/ Examples:
#/   $ ./hotspot.sh berlin
#/   $ ./hotspot.sh 10117

for dependency in curl jq; do
    if ! command -v "$dependency" > /dev/null; then
        echo "[ERROR] Missing dependency: $dependency" && exit 1
    fi
done

locationdata=$(curl -sS "https://nominatim.openstreetmap.org/search?q=${1}&format=json&countrycodes=DE" -H 'Accept-Language: en')

if [ "$locationdata" = "[]" ]; then
    echo "[ERROR] Location not found!" && exit 1
fi

coorditnate=$(echo "$locationdata" | jq -r '.[0] | "\(.lon),\(.lat)"')
location=$(echo "$locationdata" | jq -r '.[0].display_name')
incidence=$(curl -sS "https://services7.arcgis.com/mOBPykOjAyBO2ZKk/arcgis/rest/services/RKI_Landkreisdaten/FeatureServer/0/query?outFields=OBJECTID,cases7_per_100k,GEN,last_update,BL&geometryType=esriGeometryPoint&spatialRel=esriSpatialRelWithin&inSR=4326&outSR=4326&f=json&geometry=${coorditnate}" -H 'Origin: x' | jq -r '.features[].attributes.cases7_per_100k')

printf '%s\n7-days incidence: %0.2f\n' "$location" "$incidence"