public static IFigures Query(this IFigures figures, int stage = 1, FilterTerms filter = null, SortTerms sort = null, bool saveonly = false, bool clearonend = false)
{
FigureFilter Filter = figures.Filter;
FigureSort Sort = figures.Sort;
if (filter != null)
{
Filter.Terms.AddNewRange(filter.AsEnumerable().ToArray());
}
if (sort != null)
{
Sort.Terms.AddNewRange(sort.AsEnumerable().ToArray());
}
if (!saveonly)
{
IFigures result = ResolveQuery(figures, Filter, Sort, stage);
if (clearonend)
{
figures.Filter.Terms.Clear();
figures.Filter.Evaluator = null;
figures.Exposition.Query = null;
}
return(result);
}
return(null);
}
public IFigure[] Filter(ICollection <IFigure> toFilter, int stage = 1)
{
termsReducer.Clear();
termsReducer.AddRange(Reducer.AsEnumerable().Concat(Terms.AsEnumerable()).ToArray());
expression.Conditions = termsReducer;
termsBuffer = termsReducer;
return(toFilter.AsQueryable().Where(expression.CreateExpression(stage).Compile()).ToArray());
}
public Expression <Func <IFigure, bool> > GetExpression(int stage = 1)
{
termsReducer.Clear();
termsReducer.AddRange(Reducer.AsEnumerable().Concat(Terms.AsEnumerable()).ToArray());
expression.Conditions = termsReducer;
termsBuffer = termsReducer;
return(expression.CreateExpression(stage));
}
public FigureFilter(IFigures collection)
{
Collection = collection;
expression = new FilterExpression();
Reducer = new FilterTerms(collection);
Terms = new FilterTerms(collection);
termsBuffer = expression.Conditions;
termsReducer = new FilterTerms(collection);
}
public FilterTerms Clone()
{
FilterTerms ft = new FilterTerms();
foreach (FilterTerm t in this)
{
FilterTerm _t = new FilterTerm(t.RubricName, t.Operand, t.Value, t.Logic, t.Stage);
ft.Add(_t);
}
return(ft);
}
public FilterExpression()
{
Conditions = new FilterTerms();
nfi.NumberDecimalSeparator = ".";
Stage = 1;
}