removeLocation method
Removes the location
of a document for the given documentID
.
Implementation
Future<dynamic> removeLocation(String documentID, GeoPoint location) async {
//Get the DocumentReference for this documentID
var docRef = this.collectionReference.doc(documentID);
//Create a Map with the fields to add
var updates = Map<String, dynamic>();
updates['g'] = null;
updates['l'] = null;
//Update the DocumentReference with the location data
await docRef.set(updates, SetOptions(merge: true));
}