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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 { SwitcherControl } from './switcher/switcher';
import deviceCategories from '../common/deviceCategories';
import { prepareIcon, loadImage } from './mapUtil';
import t, { useLocalization } from '../common/localization';
import {
styleCarto, styleMapbox, styleMapTiler, styleOsm,
} from './mapStyles';
import { useAttributePreference } from '../common/preferences';
import palette from '../theme/palette';
const element = document.createElement('div');
element.style.width = '100%';
element.style.height = '100%';
export const map = new maplibregl.Map({
container: element,
style: styleOsm(),
});
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')) {
const background = await loadImage('images/background.svg');
map.addImage('background', await prepareIcon(background), {
pixelRatio: window.devicePixelRatio,
});
await Promise.all(deviceCategories.map(async (category) => {
const results = [];
['green', 'red', 'gray'].forEach((color) => {
results.push(loadImage(`images/icon/${category}.svg`).then((icon) => {
map.addImage(`${category}-${color}`, prepareIcon(background, icon, palette.common[color]), {
pixelRatio: window.devicePixelRatio,
});
}));
});
await Promise.all(results);
}));
}
updateReadyValue(true);
};
map.on('load', initMap);
const navigationControl = new maplibregl.NavigationControl({
showCompass: false,
})
const switcher = new SwitcherControl(
[
{ title: t('mapOsm'), uri: styleOsm() },
{ title: t('mapCarto'), uri: styleCarto() },
{ title: t('mapMapboxStreets'), uri: styleMapbox('streets-v11') },
{ title: t('mapMapboxOutdoors'), uri: styleMapbox('outdoors-v11') },
{ title: t('mapMapboxSatellite'), uri: styleMapbox('satellite-v9') },
{ title: t('mapMapTilerBasic'), uri: styleMapTiler('basic', '{mapTilerKey}') },
{ title: t('mapMapTilerHybrid'), uri: styleMapTiler('hybrid', '{mapTilerKey}') },
],
t('mapOsm'),
() => updateReadyValue(false),
() => {
const waiting = () => {
if (!map.loaded()) {
setTimeout(waiting, 100);
} else {
initMap();
}
};
waiting();
},
);
const addPrimaryControls = position => {
map.addControl(navigationControl, position);
map.addControl(switcher, position);
}
const removePrimaryControls =()=> {
map.removeControl(navigationControl);
map.removeControl(switcher);
}
map.addControl(switcher);
const Map = ({ children }) => {
const containerEl = useRef(null);
const {direction} = useLocalization();
const [mapReady, setMapReady] = useState(false);
const mapboxAccessToken = useAttributePreference('mapboxAccessToken');
useEffect(()=>{
const controlsPosition = direction ==='rtl' ? 'top-left' : 'top-right';
addPrimaryControls(controlsPosition);
return removePrimaryControls;
},[direction])
useEffect(() => {
maplibregl.accessToken = mapboxAccessToken;
}, [mapboxAccessToken]);
const mapTilerKey = useAttributePreference('mapTilerKey');
useEffect(() => {
switcher.setVariable('mapTilerKey', mapTilerKey);
}, [mapTilerKey]);
useEffect(() => {
const listener = (ready) => setMapReady(ready);
addReadyListener(listener);
return () => {
removeReadyListener(listener);
};
}, []);
useLayoutEffect(() => {
const currentEl = containerEl.current;
currentEl.appendChild(element);
if (map) {
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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