public LinqHandlerBuilder(IMartenSession session, Expression expression, ResultOperatorBase additionalOperator = null, bool forCompiled = false)
{
_session = session;
Model = forCompiled
? MartenQueryParser.TransformQueryFlyweight.GetParsedQuery(expression)
: MartenQueryParser.Flyweight.GetParsedQuery(expression);
if (additionalOperator != null)
{
Model.ResultOperators.Add(additionalOperator);
}
var storage = session.StorageFor(Model.SourceType());
TopStatement = CurrentStatement = new DocumentStatement(storage);
// TODO -- this probably needs to get fancier later when this goes n-deep
if (Model.MainFromClause.FromExpression is SubQueryExpression sub)
{
readQueryModel(Model, storage, false, storage.Fields);
readQueryModel(sub.QueryModel, storage, true, _session.Options.ChildTypeMappingFor(sub.QueryModel.SourceType()));
}
else
{
readQueryModel(Model, storage, true, storage.Fields);
}
}
public override Statement UseAsEndOfTempTableAndClone(IncludeIdentitySelectorStatement includeIdentitySelectorStatement)
{
var clone = new DocumentStatement(_storage)
{
SelectClause = SelectClause,
Orderings = Orderings,
Mode = StatementMode.Select,
ExportName = ExportName,
};
// Select the Ids only
SelectClause = includeIdentitySelectorStatement;
clone.Where = new InTempTableWhereFragment(includeIdentitySelectorStatement.ExportName, "id");
Limit = Offset = 0;
return(clone);
}