async public Task <IDatasetElement> Element(string title)
{
var result = _client.CreateDocumentQuery <Json.SpatialCollectionItem>(_spatialCollectionRef.SelfLink)
.Where(d => d.Name == title)
.AsEnumerable <Json.SpatialCollectionItem>()
.FirstOrDefault();
if (result == null)
{
return(null);
}
return(new DatasetElement(await CosmoDbFeatureClass.Create(this, result))
{
Title = result.Name
});
}
async public Task <List <IDatasetElement> > Elements()
{
if (_layers != null)
{
return(_layers);
}
List <IDatasetElement> layers = new List <IDatasetElement>();
foreach (var collectionItem in _client.CreateDocumentQuery <Json.SpatialCollectionItem>(_spatialCollectionRef.SelfLink).AsEnumerable())
{
layers.Add(new DatasetElement(await CosmoDbFeatureClass.Create(this, collectionItem)));
}
_layers = layers;
return(_layers);
}
