protected override void OnParsing(XElement existingQuery)
{
var existingClauses = existingQuery.Elements().Select(CamlClause.GetClause).ToList();
Where = existingClauses.OfType <CamlWhere>().FirstOrDefault();
OrderBy = existingClauses.OfType <CamlOrderBy>().FirstOrDefault();
GroupBy = existingClauses.OfType <CamlGroupBy>().FirstOrDefault();
}
public static CamlGroupBy BeforeBy(this CamlGroupBy groupBy, CamlFieldRef fieldRef, bool?collapse = null, int?limit = null)
{
if (groupBy == null)
{
return(new CamlGroupBy(fieldRef, collapse, limit));
}
if (groupBy.Collapse != null)
{
collapse = collapse == null ? groupBy.Collapse.Value : collapse.Value | groupBy.Collapse.Value;
}
if (groupBy.Limit != null)
{
limit = limit == null ? groupBy.Limit.Value : Math.Max(limit.Value, groupBy.Limit.Value);
}
var fields = new List <CamlFieldRef> {
fieldRef
};
fields.AddRange(groupBy);
return(new CamlGroupBy(fields, collapse, limit));
}
public static CamlGroupBy BeforeBy(this CamlGroupBy groupBy, string fieldName, bool?collapse = null, int?limit = null)
{
return(groupBy.BeforeBy(new CamlFieldRef {
Name = fieldName, Ascending = false
}, collapse, limit));
}
public static CamlGroupBy BeforeBy(this CamlGroupBy groupBy, Guid fieldId, bool?collapse = null, int?limit = null)
{
return(groupBy.BeforeBy(new CamlFieldRef {
Id = fieldId, Ascending = false
}, collapse, limit));
}
