public virtual WhereBuilder SubQuery(Action <WhereBuilder> subQuery, bool and = true)
{
// create query builder for same type.
var qb = new WhereBuilder(Query);
qb.NullChecking(IsNullCheckingEnabled);
// callback.
subQuery(qb);
// create a query part.
var part = new WhereBuilderCondition();
part.And = and;
part.Conditions = qb.Filters;
Filters.Add(part);
//return self.
return(this);
}
protected virtual Expression BuildConditionExpression(ParameterExpression parameter, WhereBuilderCondition filter)
{
var ret = QueryableHelpers.CreateConditionExpression(
parameter.Type,
filter.Path,
filter.ConditionOperator,
filter.Value,
filter.ConvertStrategy,
filter.CollectionHandling,
parameter: parameter,
nullChecking: IsNullCheckingEnabled,
stringComparision: filter.StringComparisation,
negate: filter.Negate
);
return(ret);
}
