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import 'maplibre-gl/dist/maplibre-gl.css';
import '../switcher/switcher.css';
import maplibregl from 'maplibre-gl';
import React, {
useRef, useLayoutEffect, useEffect, useState,
} from 'react';
import { useSelector } from 'react-redux';
import { SwitcherControl } from '../switcher/switcher';
import {
styleCarto, styleCustom, styleLocationIq, styleMapbox, styleMapTiler, styleOsm,
} from './mapStyles';
import { useAttributePreference } from '../../common/util/preferences';
import { useTranslation } from '../../common/components/LocalizationProvider';
import usePersistedState, { savePersistedState } from '../../common/util/usePersistedState';
import { mapImages } from './preloadImages';
const element = document.createElement('div');
element.style.width = '100%';
element.style.height = '100%';
element.style.boxSizing = 'initial';
export const map = new maplibregl.Map({
container: element,
});
let ready = false;
const readyListeners = new Set();
const addReadyListener = (listener) => {
readyListeners.add(listener);
listener(ready);
};
const removeReadyListener = (listener) => {
readyListeners.delete(listener);
};
const updateReadyValue = (value) => {
ready = value;
readyListeners.forEach((listener) => listener(value));
};
const initMap = async () => {
if (ready) return;
if (!map.hasImage('background')) {
Object.entries(mapImages).forEach(([key, value]) => {
map.addImage(key, value, {
pixelRatio: window.devicePixelRatio,
});
});
}
updateReadyValue(true);
};
map.addControl(new maplibregl.NavigationControl({
showCompass: false,
}));
const switcher = new SwitcherControl(
() => updateReadyValue(false),
(layerId) => savePersistedState('mapLayer', layerId),
() => {
map.once('styledata', () => {
const waiting = () => {
if (!map.loaded()) {
setTimeout(waiting, 33);
} else {
initMap();
}
};
waiting();
});
},
);
map.addControl(switcher);
const Map = ({ children }) => {
const containerEl = useRef(null);
const t = useTranslation();
const [mapReady, setMapReady] = useState(false);
const [defaultMapLayer] = usePersistedState('mapLayer', 'locationIqStreets');
const mapboxAccessToken = useAttributePreference('mapboxAccessToken');
const mapTilerKey = useAttributePreference('mapTilerKey');
const locationIqKey = useAttributePreference('locationIqKey', 'pk.0f147952a41c555a5b70614039fd148b');
const customMapUrl = useSelector((state) => state.session.server?.mapUrl);
useEffect(() => {
maplibregl.accessToken = mapboxAccessToken;
}, [mapboxAccessToken]);
useEffect(() => {
switcher.updateStyles([
{ id: 'locationIqStreets', title: t('mapLocationIqStreets'), uri: styleLocationIq('streets', locationIqKey) },
{ id: 'locationIqEarth', title: t('mapLocationIqEarth'), uri: styleLocationIq('earth', locationIqKey) },
{ id: 'locationIqHybrid', title: t('mapLocationIqHybrid'), uri: styleLocationIq('hybrid', locationIqKey) },
{ id: 'osm', title: t('mapOsm'), uri: styleOsm() },
{ id: 'carto', title: t('mapCarto'), uri: styleCarto() },
{ id: 'mapboxStreets', title: t('mapMapboxStreets'), uri: styleMapbox('streets-v11') },
{ id: 'mapboxOutdoors', title: t('mapMapboxOutdoors'), uri: styleMapbox('outdoors-v11') },
{ id: 'mapboxSatellite', title: t('mapMapboxSatellite'), uri: styleMapbox('satellite-v9') },
{ id: 'mapTilerBasic', title: t('mapMapTilerBasic'), uri: styleMapTiler('basic', mapTilerKey) },
{ id: 'mapTilerHybrid', title: t('mapMapTilerHybrid'), uri: styleMapTiler('hybrid', mapTilerKey) },
{ id: 'custom', title: t('mapCustom'), uri: styleCustom(customMapUrl) },
], defaultMapLayer);
}, [t, locationIqKey, mapTilerKey, customMapUrl, defaultMapLayer]);
useEffect(() => {
const listener = (ready) => setMapReady(ready);
addReadyListener(listener);
return () => {
removeReadyListener(listener);
};
}, []);
useLayoutEffect(() => {
const currentEl = containerEl.current;
currentEl.appendChild(element);
map.resize();
return () => {
currentEl.removeChild(element);
};
}, [containerEl]);
return (
<div style={{ width: '100%', height: '100%' }} ref={containerEl}>
{mapReady && children}
</div>
);
};
export default Map;
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