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import { useId, useEffect } from 'react';
import { useSelector } from 'react-redux';
import { useTheme } from '@mui/styles';
import { map } from './core/MapView';
import { findFonts, geofenceToFeature } from './core/mapUtil';
import { useAttributePreference } from '../common/util/preferences';
const MapGeofence = () => {
const id = useId();
const theme = useTheme();
const mapGeofences = useAttributePreference('mapGeofences', true);
const geofences = useSelector((state) => state.geofences.items);
useEffect(() => {
if (mapGeofences) {
map.addSource(id, {
type: 'geojson',
data: {
type: 'FeatureCollection',
features: [],
},
});
map.addLayer({
source: id,
id: 'geofences-fill',
type: 'fill',
filter: [
'all',
['==', '$type', 'Polygon'],
],
paint: {
'fill-color': ['get', 'color'],
'fill-outline-color': ['get', 'color'],
'fill-opacity': 0.1,
},
});
map.addLayer({
source: id,
id: 'geofences-line',
type: 'line',
paint: {
'line-color': ['get', 'color'],
'line-width': 2,
},
});
map.addLayer({
source: id,
id: 'geofences-title',
type: 'symbol',
layout: {
'text-field': '{name}',
'text-font': findFonts(map),
'text-size': 12,
},
paint: {
'text-halo-color': 'white',
'text-halo-width': 1,
},
});
return () => {
if (map.getLayer('geofences-fill')) {
map.removeLayer('geofences-fill');
}
if (map.getLayer('geofences-line')) {
map.removeLayer('geofences-line');
}
if (map.getLayer('geofences-title')) {
map.removeLayer('geofences-title');
}
if (map.getSource(id)) {
map.removeSource(id);
}
};
}
return () => {};
}, [mapGeofences]);
useEffect(() => {
if (mapGeofences) {
map.getSource(id).setData({
type: 'FeatureCollection',
features: Object.values(geofences).map((geofence) => geofenceToFeature(theme, geofence)),
});
}
}, [mapGeofences, geofences]);
return null;
};
export default MapGeofence;
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