private ODataQueryCriteria Desrialize(IValueProvider values)
{
var criteria = new ODataQueryCriteria();
var orderBy = values.GetValue("$orderby");
if (orderBy != null)
{
criteria.OrderBy = orderBy.AttemptedValue;
}
var filter = values.GetValue("$filter");
if (filter != null)
{
criteria.Filter = filter.AttemptedValue;
}
ParsePagingInfo(values, criteria);
var expand = values.GetValue("$expand");
if (expand != null)
{
criteria.Expand = expand.AttemptedValue;
}
return(criteria);
}
private static void ParsePagingInfo(IValueProvider values, ODataQueryCriteria criteria)
{
var pn = values.GetValue("$pageNumber");
var tc = values.GetValue("$inlinecount");
if (pn != null || tc != null)
{
var pageNumber = pn != null ? (int)pn.ConvertTo(typeof(int)) : 1;
var needCount = tc != null && !string.IsNullOrWhiteSpace(tc.AttemptedValue);
var ps = values.GetValue("$pageSize");
int pageSize = ps != null ? (int)ps.ConvertTo(typeof(int)) : 10;
var pagingInfo = new PagingInfo(pageNumber, pageSize, needCount);
criteria.PagingInfo = pagingInfo;
}
}