private static Action <IDocumentProjectionBuilder> ExcludeInvocation(FuncSelectQuerySyntaxVisitor visitor, InvocationQuerySyntaxNode node)
{
// exclude(property1, property2, property3, ...) --> p.Exclude(property1).Exclude(property2).Exclude(property3). ...
var properties = node.Arguments.Select(i => i.AsIdentifierName()).ToArray();
return(p => properties.Aggregate(p, (current, property) => current.Exclude(property)));
}
private static Action <IDocumentProjectionBuilder> TextScoreInvocation(FuncSelectQuerySyntaxVisitor visitor, InvocationQuerySyntaxNode node)
{
// textScore(property) --> p.IncludeTextScore(property)
var property = (node.Arguments.Count > 0) ? node.Arguments[0].AsIdentifierName() : QuerySyntaxHelper.TextScoreMethodName;
return(p => p.IncludeTextScore(property));
}
public static Action <IDocumentProjectionBuilder> CreateSelectExpression(InvocationQuerySyntaxNode node)
{
var visitor = new FuncSelectQuerySyntaxVisitor();
var selectBody = visitor.Visit(node);
return(selectBody);
}
private Action <IDocumentProjectionBuilder> BuildSelect(IHttpRequest request)
{
var selectMethods = ParseSelect(request);
var selectMethod = selectMethods?.FirstOrDefault();
if (selectMethod != null)
{
return(FuncSelectQuerySyntaxVisitor.CreateSelectExpression(selectMethod));
}
return(null);
}
