private void UpdateLocationInfo(IDocumentSnapshot document, GeoPoint location)
{
var key = document.Id;
_locationInfos.TryGetValue(key, out var oldInfo);
var isNew = oldInfo == null;
var changedLocation = oldInfo != null && !Equals(oldInfo.Location, location);
var wasInQuery = oldInfo != null && oldInfo.InGeoQuery;
var isInQuery = LocationIsInQuery(location);
if ((isNew || !wasInQuery) && isInQuery)
{
OnDocumentEntered?.Invoke(this, new DocumentEventArgs <T>(document.ToObject <T>(), location));
}
else if (!isNew && isInQuery)
{
if (changedLocation)
{
OnDocumentMoved?.Invoke(this, new DocumentEventArgs <T>(document.ToObject <T>(), location));
}
OnDocumentChanged?.Invoke(this, new DocumentEventArgs <T>(document.ToObject <T>(), location));
}
else if (wasInQuery && !isInQuery)
{
OnDocumentExited?.Invoke(this, new DocumentEventArgs <T>(document.ToObject <T>()));
}
var newInfo = new LocationInfo(location, LocationIsInQuery(location), document);
_locationInfos.Add(key, newInfo);
}
public void DocumentChanged(IEnumerable <string> transactionNames, string documentTitle, IEnumerable <int> addedElementIds, IEnumerable <int> modifiedElementIds, IEnumerable <int> deletedElementIds)
{
// Make sure someone is listening to event
OnDocumentChanged?.Invoke(new DocumentChangedEventArgs(transactionNames, documentTitle, addedElementIds, modifiedElementIds, deletedElementIds));
}