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document.addEventListener("DOMContentLoaded", function() {
const geoLocationButton = document.getElementById('geolocationsearch');
const processResult = function(results) {
const list = document.createElement("ul");
list.className = "stops";
for (var result in results) {
result = results[result];
const listentry = document.createElement("li");
const link = document.createElement("a");
const note = document.createElement("span");
link.className = "name";
link.textContent = result.name;
link.href = "/board/" + result.id;
note.className = "note";
if (result.distance >= 1000) {
note.textContent = result.distance.toFixed(1) + " km"
} else {
note.textContent = result.distance + " m"
}
listentry.appendChild(link);
listentry.appendChild(note);
list.appendChild(listentry);
}
geoLocationButton.replaceWith(list);
};
const processLocation = function(loc) {
fetch('/geolocation', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({
lon: loc.coords.longitude,
lat: loc.coords.latitude
})
}).then(response => response.json()).then(processResult);
};
const processError = function(error) {
if (error.code == error.PERMISSION_DENIED) {
showError('Standortanfrage nicht möglich.', 'Vermutlich fehlen die Rechte im Browser oder der Android Location Service ist deaktiviert.', 'geolocation.error.PERMISSION_DENIED');
} else if (error.code == error.POSITION_UNAVAILABLE) {
showError('Standort konnte nicht ermittelt werden', 'Service nicht verfügbar', 'geolocation.error.POSITION_UNAVAILABLE');
} else if (error.code == error.TIMEOUT) {
showError('Standort konnte nicht ermittelt werden', 'Timeout', 'geolocation.error.TIMEOUT');
} else {
showError('Standort konnte nicht ermittelt werden', 'unbekannter Fehler', 'unknown geolocation.error code');
}
};
const getGeoLocation = function() {
geoLocationButton.textContent = "Suche Haltestellen ...";
geoLocationButton.disabled = true;
navigator.geolocation.getCurrentPosition(processLocation, processError);
}
if (geoLocationButton) {
if (navigator.geolocation) {
if (navigator.permissions) {
navigator.permissions.query({ name:'geolocation' }).then(function(value) {
if (value.state === 'prompt') {
geoLocationButton.addEventListener('click', getGeoLocation);
} else {
getGeoLocation();
}
});
} else {
geoLocationButton.addEventListener('click', getGeoLocation);
}
} else {
geoLocationButton.css('visibility', 'hidden');
}
}
});
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