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cache ArcGIS basemap tiles on disk for faster map loads

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This commit is contained in:
mrkmntal 2026-04-07 22:11:03 -04:00
commit 437100c433
5 changed files with 89 additions and 9 deletions
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12
server/scripts/modules/utils/leaflet-weather-map.mjs
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@ -4,8 +4,12 @@ import { getSmallIconFromWmoCode } from '../icons.mjs';
import { getOpenMeteoObservationSnapshot } from './weather.mjs';
import { temperature } from './units.mjs';
const BASE_MAP_URL = 'https://server.arcgisonline.com/ArcGIS/rest/services/Canvas/World_Light_Gray_Base/MapServer/tile/{z}/{y}/{x}';
const BOUNDARY_MAP_URL = 'https://services.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places/MapServer/tile/{z}/{y}/{x}';
const getBaseMapUrl = () => (window.WS4KP_SERVER_AVAILABLE
? '/arcgis-server/ArcGIS/rest/services/Canvas/World_Light_Gray_Base/MapServer/tile/{z}/{y}/{x}'
: 'https://server.arcgisonline.com/ArcGIS/rest/services/Canvas/World_Light_Gray_Base/MapServer/tile/{z}/{y}/{x}');
const getBoundaryMapUrl = () => (window.WS4KP_SERVER_AVAILABLE
? '/arcgis-services/ArcGIS/rest/services/Reference/World_Boundaries_and_Places/MapServer/tile/{z}/{y}/{x}'
: 'https://services.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places/MapServer/tile/{z}/{y}/{x}');
const DEFAULT_MAX_NEARBY_MARKERS = 7;
const MIN_CITY_DISTANCE_METERS = 25000;
const MIN_MARKER_PIXEL_DISTANCE = 85;
@ -26,14 +30,14 @@ const createMap = (mapElement) => window.L.map(mapElement, {
});
const addBaseLayers = (map) => {
const baseLayer = window.L.tileLayer(BASE_MAP_URL, {
const baseLayer = window.L.tileLayer(getBaseMapUrl(), {
maxZoom: 10,
minZoom: 1,
crossOrigin: true,
className: 'radar-base-layer',
}).addTo(map);
const boundaryLayer = window.L.tileLayer(BOUNDARY_MAP_URL, {
const boundaryLayer = window.L.tileLayer(getBoundaryMapUrl(), {
maxZoom: 10,
minZoom: 1,
opacity: 0.6,