#include "nsCOMPtr.h"

#include "Xpclucene.h"
#include "nsLuceneFactory.h"
#include "nsLuceneIndexReader.h"
#include "nsLuceneDocument.h"
#include "nsLuceneFactory.h"

#include "CLucene/CLConfig.h"
#include "CLucene.h"

NS_IMPL_ISUPPORTS1(nsLuceneIndexReader, nsILuceneIndexReader)

nsLuceneIndexReader::nsLuceneIndexReader(lucene::index::IndexReader *pIndexReader)
{
  mIndexReader = pIndexReader;
}

lucene::index::IndexReader * nsLuceneIndexReader::getIndexReader()
{
  return mIndexReader;
}

nsLuceneIndexReader::~nsLuceneIndexReader()
{
  delete mIndexReader;
}


NS_IMETHODIMP
nsLuceneIndexReader::MaxDoc(PRInt16 *_retval)
{
  LUCENETRYCATCH_START

  *_retval = mIndexReader->maxDoc();
  return NS_OK;

  LUCENETRYCATCH_END
}

NS_IMETHODIMP
nsLuceneIndexReader::NumDocs(PRInt16 *_retval)
{
  LUCENETRYCATCH_START

  *_retval = mIndexReader->numDocs();
  return NS_OK;

  LUCENETRYCATCH_END
}

NS_IMETHODIMP
nsLuceneIndexReader::Document(PRInt16 n, nsILuceneDocument **_retval)
{
  LUCENETRYCATCH_START

  lucene::document::Document* document = mIndexReader->document(n);
  if(document != NULL) {
    nsCOMPtr<nsILuceneDocument> luceneDocument =
      new nsLuceneDocument(document, true);
    NS_ENSURE_TRUE(luceneDocument, NS_ERROR_OUT_OF_MEMORY);

    *_retval = luceneDocument;
    NS_ADDREF(*_retval);
  }
  else {
    *_retval = NULL;
  }
  return NS_OK;

  LUCENETRYCATCH_END
}

NS_IMETHODIMP
nsLuceneIndexReader::DeleteDoc(PRInt16 n)
{
  LUCENETRYCATCH_START

  mIndexReader->deleteDoc(n);
  return NS_OK;

  LUCENETRYCATCH_END
}

NS_IMETHODIMP
nsLuceneIndexReader::Close()
{
  LUCENETRYCATCH_START

  mIndexReader->close();
  return NS_OK;

  LUCENETRYCATCH_END
}

NS_IMETHODIMP
nsLuceneIndexReader::Commit()
{
  LUCENETRYCATCH_START

  mIndexReader->commit();
  return NS_OK;

  LUCENETRYCATCH_END
}