OSM.initializeNotesLayer = function (map) {
- var noteLayer = map.noteLayer,
- notes = {};
+ let noteLoader;
+ const noteLayer = map.noteLayer;
+ let notes = {};
- var noteIcons = {
+ const noteIcons = {
"new": L.icon({
iconUrl: OSM.NEW_NOTE_MARKER,
iconSize: [25, 40],
map.on("moveend", loadNotes);
map.fire("overlayadd", { layer: noteLayer });
}).on("remove", () => {
+ if (noteLoader) noteLoader.abort();
+ noteLoader = null;
map.off("moveend", loadNotes);
noteLayer.clearLayers();
notes = {};
});
function updateMarker(old_marker, feature) {
- var marker = old_marker;
+ let marker = old_marker;
if (marker) {
marker.setIcon(noteIcons[feature.properties.status]);
} else {
+ let title;
+ const description = feature.properties.comments[0];
+
+ if (description?.action === "opened") {
+ title = description.text;
+ }
+
marker = L.marker(feature.geometry.coordinates.reverse(), {
icon: noteIcons[feature.properties.status],
- title: feature.properties.comments[0].text,
+ title,
opacity: 0.8,
interactive: true
});
return marker.id;
};
- var noteLoader;
-
function loadNotes() {
- var bounds = map.getBounds();
- var size = bounds.getSize();
+ const bounds = map.getBounds();
+ const size = bounds.getSize();
if (size <= OSM.MAX_NOTE_REQUEST_AREA) {
- var url = "/api/" + OSM.API_VERSION + "/notes.json?bbox=" + bounds.toBBoxString();
+ const url = "/api/" + OSM.API_VERSION + "/notes.json?bbox=" + bounds.toBBoxString();
if (noteLoader) noteLoader.abort();
- noteLoader = $.ajax({
- url: url,
- success: success
- });
+ noteLoader = new AbortController();
+ fetch(url, { signal: noteLoader.signal })
+ .then(response => response.json())
+ .then(success)
+ .catch(() => {})
+ .finally(() => noteLoader = null);
}
function success(json) {
- var oldNotes = notes;
+ const oldNotes = notes;
notes = {};
- json.features.forEach(updateMarkers);
-
- function updateMarkers(feature) {
- var marker = oldNotes[feature.properties.id];
+ for (const feature of json.features) {
+ const marker = oldNotes[feature.properties.id];
delete oldNotes[feature.properties.id];
notes[feature.properties.id] = updateMarker(marker, feature);
}
- for (var id in oldNotes) {
+ for (const id in oldNotes) {
noteLayer.removeLayer(oldNotes[id]);
}
-
- noteLoader = null;
}
}
};