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var map = L.map( 'mapid', {
center: [51.505, -0.09], // Default to U.S.A
minZoom: 2,
zoom: 0
});
L.tileLayer( 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '© <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> | <a href="http://covid19.genenetwork.org/">COVID-19 PubSeq</a>',
subdomains: ['a','b','c']
}).addTo(map);
function drawMap(){
var mymap = map;
fetch(scriptRoot + "api/getCountByGPS")
.then(response => {
console.log(response)
return response.json();
})
.then(data => {
updateMapMarkers(data);
});
document.getElementById("map_view").classList.remove("invisible");
map.invalidateSize();
}
/* This function updates the map with markers
*
*/
function updateMapMarkers(data) {
let markers = L.markerClusterGroup();
for (let i = 0; i < data.length; i++) {
let {"count": fastaCount, GPS, LocationLabel: label } = data[i];
let coordinates = GPS.split(" ");
if (!(coordinates == null)) {
let lat, lon;
[lon, lat] = coordinates.map(parseFloat);
let point = L.point()
marker = (L.marker([lat, lon]));
marker.bindPopup("<b>" + label + "</b><br/>" + "FastaCount: " +fastaCount);
markers.addLayer(marker);
}
}
map.addLayer(markers);
}
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