api.reverseGeocode(lnglat[0], lnglat[1], function (error, location) {
if (error) {
console.error(error);
}
if (location) {
selectedObject.humanReadableName = 'Near ' + location.shortName;
}
// Let the app know that we've selected something.
mapView.objectSelected(selectedObject, scroll);
// Let the app know that the selection is ready.
$.publish('selectionReady', [selectedObject]);
});
function selectParcel(event) {
// Clear the selection styling of the previous feature.
if (!page.multi && selection) {
selection.feature.properties.selected = false;
}
// Select the current layer
var selectedFeature = event.target.feature;
// If we've already selected this object, then remove it from the selection.
if (page.multi) {
var partitions = _.partition(selection, function (item) {
return item.feature.id === selectedFeature.id;
});
var removal = partitions[0];
selection = partitions[1];
if (removal.length > 0) {
deselectParcels(removal);
return;
}
}
selectedFeature.properties.selected = true;
var selectedObject = {
feature: selectedFeature,
id: selectedFeature.id,
// Store the human-readable name (often the address).
humanReadableName: (selectedFeature.properties.address || // parcels endpoint
selectedFeature.properties.shortName) // features endpoint
};
if (!selectedObject.humanReadableName) {
selectedObject.humanReadableName = 'Unknown Location';
}
// Store the centroid.
if (selectedFeature.properties.centroid !== undefined) {
selectedObject.centroid = selectedFeature.properties.centroid;
} else {
selectedObject.centroid = {
type: 'Point',
coordinates: computeCentroid(selectedFeature.geometry)
};
}
// If the base feature has other info properties, store those.
if (selectedFeature.properties.info !== undefined) {
selectedObject.info = selectedFeature.properties.info;
}
selectedObject.geometry = selectedFeature.geometry;
// If there is an address associated with the selected object, save that.
// TODO: For now, if the survey type is "address", we assume the object
// name indicates the address.
// TODO: This is Houston-specific for beta testing.
if (settings.survey.type === 'address') {
var address = selectedFeature.properties.address;
var city = 'houston';
if (address.length > city.length && address.substr(address.length - city.length).toLocaleLowerCase() === city) {
selectedObject.address = address.substr(0, address.length - city.length - 1).titleCase();
}
}
// Now that we definitely know the centroid coordinates, let the mapView
// react visually.
mapView.objectSelected(selectedObject, true);
if (page.multi) {
selection.push(selectedObject);
} else {
selection = selectedObject;
}
updateComponents();
}