/// <inheritdoc />
public override async Task <ICollection <WebHook> > GetAllWebHooksAsync(string user)
{
if (user == null)
{
throw new ArgumentNullException("user");
}
user = NormalizeKey(user);
CloudTable table = await _manager.GetCloudTableAsync(_options.ConnectionString, WebHookTable);
TableQuery query = new TableQuery();
_manager.AddPartitionKeyConstraint(query, user);
IEnumerable <DynamicTableEntity> entities = await _manager.ExecuteQueryAsync(table, query);
ICollection <WebHook> result = entities.Select(e => ConvertToWebHook(e))
.Where(w => w != null)
.ToArray();
return(result);
}