1 files changed, 141 insertions, 0 deletions
diff --git a/modern/src/map/MapGeofenceEdit.js b/modern/src/map/MapGeofenceEdit.js
new file mode 100644
index 00000000..c64eb736
--- /dev/null
+++ b/modern/src/map/MapGeofenceEdit.js
@@ -0,0 +1,141 @@
+import 'mapbox-gl/dist/mapbox-gl.css';
+import '@mapbox/mapbox-gl-draw/dist/mapbox-gl-draw.css';
+import MapboxDraw from '@mapbox/mapbox-gl-draw';
+import theme from '@mapbox/mapbox-gl-draw/src/lib/theme';
+import { useEffect } from 'react';
+
+import { useDispatch, useSelector } from 'react-redux';
+import { useHistory } from 'react-router-dom';
+import { map } from './core/Map';
+import { geofenceToFeature, geometryToArea } from './core/mapUtil';
+import { errorsActions, geofencesActions } from '../store';
+import { useCatchCallback } from '../reactHelper';
+
+const draw = new MapboxDraw({
+  displayControlsDefault: false,
+  controls: {
+    polygon: true,
+    trash: true,
+  },
+  userProperties: true,
+  styles: [...theme, {
+    id: 'gl-draw-title',
+    type: 'symbol',
+    filter: ['all'],
+    layout: {
+      'text-field': '{user_name}',
+      'text-font': ['Roboto Regular'],
+      'text-size': 12,
+    },
+    paint: {
+      'text-halo-color': 'white',
+      'text-halo-width': 1,
+    },
+  }],
+});
+
+const MapGeofenceEdit = () => {
+  const dispatch = useDispatch();
+  const history = useHistory();
+
+  const geofences = useSelector((state) => state.geofences.items);
+
+  const refreshGeofences = useCatchCallback(async () => {
+    const response = await fetch('/api/geofences');
+    if (response.ok) {
+      dispatch(geofencesActions.refresh(await response.json()));
+    } else {
+      throw Error(await response.text());
+    }
+  }, [dispatch]);
+
+  useEffect(() => {
+    refreshGeofences();
+
+    map.addControl(draw, 'top-left');
+    return () => map.removeControl(draw);
+  }, [refreshGeofences]);
+
+  useEffect(() => {
+    const listener = async (event) => {
+      const feature = event.features[0];
+      const newItem = { name: '', area: geometryToArea(feature.geometry) };
+      draw.delete(feature.id);
+      try {
+        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(`/settings/geofence/${item.id}`);
+        } else {
+          throw Error(await response.text());
+        }
+      } catch (error) {
+        dispatch(errorsActions.push(error.message));
+      }
+    };
+
+    map.on('draw.create', listener);
+    return () => map.off('draw.create', listener);
+  }, [dispatch, history]);
+
+  useEffect(() => {
+    const listener = async (event) => {
+      const feature = event.features[0];
+      try {
+        const response = await fetch(`/api/geofences/${feature.id}`, { method: 'DELETE' });
+        if (response.ok) {
+          refreshGeofences();
+        } else {
+          throw Error(await response.text());
+        }
+      } catch (error) {
+        dispatch(errorsActions.push(error.message));
+      }
+    };
+
+    map.on('draw.delete', listener);
+    return () => map.off('draw.delete', listener);
+  }, [dispatch, refreshGeofences]);
+
+  useEffect(() => {
+    const listener = async (event) => {
+      const feature = event.features[0];
+      const item = Object.values(geofences).find((i) => i.id === feature.id);
+      if (item) {
+        const updatedItem = { ...item, area: geometryToArea(feature.geometry) };
+        try {
+          const response = await fetch(`/api/geofences/${feature.id}`, {
+            method: 'PUT',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify(updatedItem),
+          });
+          if (response.ok) {
+            refreshGeofences();
+          } else {
+            throw Error(await response.text());
+          }
+        } catch (error) {
+          dispatch(errorsActions.push(error.message));
+        }
+      }
+    };
+
+    map.on('draw.update', listener);
+    return () => map.off('draw.update', listener);
+  }, [dispatch, geofences, refreshGeofences]);
+
+  useEffect(() => {
+    draw.deleteAll();
+    Object.values(geofences).forEach((geofence) => {
+      draw.add(geofenceToFeature(geofence));
+    });
+  }, [geofences]);
+
+  return null;
+};
+
+export default MapGeofenceEdit;