public virtual string BuildQuery <TElement>(TableQueryBase query) where TElement : new()
{
switch (query.OperationType)
{
case TableOperationType.Insert:
return(BuildInsertQuery((TableInsertQuery <TElement>)query));
case TableOperationType.Delete:
return(BuildDeleteQuery((TableDeleteQuery <TElement>)query));
case TableOperationType.Retrieve:
return(BuildRetrieveQuery((TableSelectQuery <TElement>)query));
case TableOperationType.Update:
return(BuildUpdateQuery((TableUpdateQuery <TElement>)query));
}
return(string.Empty);
}
public async Task <TElement> ExecuteQueryAsync <TElement>(TableQueryBase query) where TElement : new()
{
IList <TElement> result = await ExecuteQuerySegmentAsync <TElement>(query);
return(result.FirstOrDefault());
}
public async Task <ScalarResult> ExecuteScalarAsync <TElement>(TableQueryBase query) where TElement : new()
{
var queryString = BuildQuery <TElement>(query);
return(await ExecuteScalarAsync(new QueryString(queryString, query.OperationType)));
}
public async Task <IList <TElement> > ExecuteQuerySegmentAsync <TElement>(TableQueryBase query) where TElement : new()
{
string queryString = BuildQuery <TElement>(query);
return(await ExecuteQueryAsync(new QueryString(queryString, query.OperationType), TableSelectQuery <TElement> .nothing));
}
public QueryFilter(string column, TableQueryBase query, FilterType filterType) : base(column, filterType)
{
Query = query;
}
public static TableSelectQuery <TElement> Any <TElement, TOther>(this TableSelectQuery <TElement> query, string column, TableQueryBase otherQuery) where TElement : class, new() where TOther : class, new()
{
query.Filters.Add(new QueryFilter <TOther>(column, otherQuery, FilterType.Any));
return(query);
}
