/// <summary>
/// Creates the new collection.
/// </summary>
/// <param name="client">The client.</param>
/// <param name="database">The database.</param>
/// <param name="collectionId">The collection identifier.</param>
/// <param name="collectionSpec">The collection spec.</param>
/// <returns></returns>
public static async Task <DocumentCollection> CreateNewCollection(
IDocumentClient client,
Database database,
string collectionId,
DocumentCollectionSpec collectionSpec)
{
DocumentCollection collectionDefinition = new DocumentCollection {
Id = collectionId
};
int throughput = 400;
if (collectionSpec != null)
{
//Partitions
if (collectionSpec != null && collectionSpec.CollectionIsPartitioned)
{
collectionDefinition.PartitionKey.Paths.Add(collectionSpec.PartitionPath);
}
//Set throughput for new collection
throughput = collectionSpec.Throughput;
}
//Create the Collection
DocumentCollection collection = await
client.CreateDocumentCollectionAsync(
database.SelfLink,
collectionDefinition,
new RequestOptions { OfferThroughput = throughput }
);
return(collection);
}
/// <summary>
/// Returns a refernce to a collection with a DocumentDb database, or
/// creates if it does not exist
/// </summary>
/// <param name="Client">DocumentDb client connection</param>
/// <param name="db">Reference to the containing DocumentDb database</param>
/// <param name="collectionId">The Id of the Collection to return a reference for</param>
/// <param name="collectionSpec">Specifications for the Collection (used to create if it does not exist)</param>
/// <returns></returns>
public static async Task <DocumentCollection> GetOrCreateCollectionAsync(IDocumentClient Client,
Database db, string collectionId, DocumentCollectionSpec collectionSpec = null)
{
DocumentCollection collection = Client.CreateDocumentCollectionQuery(db.SelfLink).Where(c => c.Id == collectionId).ToArray().FirstOrDefault();
if (collection == null)
{
collection = await CreateNewCollection(Client, db, collectionId, collectionSpec);
}
return(collection);
}