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import '@mapbox/mapbox-gl-draw/dist/mapbox-gl-draw.css'
import MapboxDraw from '@mapbox/mapbox-gl-draw';
import { useEffect } from 'react';
import { map } from './Map';
import { geofenceToFeature, geometryToArea } from './mapUtil';
import { useDispatch, useSelector } from 'react-redux';
import { geofencesActions } from '../store';
import { useHistory } from 'react-router-dom';
const draw = new MapboxDraw({
displayControlsDefault: false,
controls: {
polygon: true,
trash: true,
},
});
const GeofenceEditMap = () => {
const dispatch = useDispatch();
const history = useHistory();
const geofences = useSelector(state => Object.values(state.geofences.items));
const refreshGeofences = async () => {
const response = await fetch('/api/geofences');
if (response.ok) {
dispatch(geofencesActions.refresh(await response.json()));
}
}
useEffect(() => {
refreshGeofences();
map.addControl(draw, 'top-left');
draw.deleteAll();
for (const geofence of geofences) {
draw.add(geofenceToFeature(geofence));
}
map.on('draw.create', async event => {
const feature = event.features[0];
const newItem = { name: '', area: geometryToArea(feature.geometry) };
draw.delete(feature.id);
const response = await fetch(`/api/geofences`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(newItem),
});
if (response.ok) {
const item = await response.json();
history.push(`/geofence/${item.id}`);
}
});
map.on('draw.delete', async event => {
const feature = event.features[0];
const response = await fetch(`/api/geofences/${feature.id}`, { method: 'DELETE' });
if (response.ok) {
refreshGeofences();
}
});
map.on('draw.update', async event => {
const feature = event.features[0];
const item = geofences.find(i => i.id === feature.id);
if (item) {
const updatedItem = { ...item, area: geometryToArea(feature.geometry) };
const response = await fetch(`/api/geofences/${feature.id}`, {
method: 'PUT',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(updatedItem),
});
if (response.ok) {
refreshGeofences();
}
}
});
return () => map.removeControl(draw);
}, []);
return null;
}
export default GeofenceEditMap;
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