/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1999
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "msgCore.h"  // for pre-compiled headers

#include "nsImapCore.h"
#include "nsImapSearchResults.h"
#include "prmem.h"

nsImapSearchResultSequence::nsImapSearchResultSequence()
{
}

nsImapSearchResultSequence *nsImapSearchResultSequence::CreateSearchResultSequence()
{
  return new nsImapSearchResultSequence;
}

void nsImapSearchResultSequence::Clear(void)
{
  if (mImpl) 
  {
    PRInt32 i = mImpl->mCount;
    while (0 <= --i) 
    {
      char* string = (char*)mImpl->mArray[i];
      PR_Free(string);
    }
    nsVoidArray::Clear();
  }
}

nsImapSearchResultSequence::~nsImapSearchResultSequence()
{
  Clear();
}


void nsImapSearchResultSequence::ResetSequence()
{
  Clear();
}

void nsImapSearchResultSequence::AddSearchResultLine(const char *searchLine)
{
  // The first add becomes node 2.  Fix this.
  char *copiedSequence = PL_strdup(searchLine + 9); // 9 == "* SEARCH "
  
  if (copiedSequence)	// if we can't allocate this then the search won't hit
    AppendElement(copiedSequence);
}


nsImapSearchResultIterator::nsImapSearchResultIterator(nsImapSearchResultSequence &sequence) :
fSequence(sequence)
{
  ResetIterator();
}

nsImapSearchResultIterator::~nsImapSearchResultIterator()
{
}

void  nsImapSearchResultIterator::ResetIterator()
{
  fSequenceIndex = 0;
  fCurrentLine = (char *) fSequence.SafeElementAt(fSequenceIndex);
  fPositionInCurrentLine = fCurrentLine;
}

PRInt32 nsImapSearchResultIterator::GetNextMessageNumber()
{
  int32 returnValue = 0;
  if (fPositionInCurrentLine)
  {	
    returnValue = atoi(fPositionInCurrentLine);
    
    // eat the current number
    while (isdigit(*++fPositionInCurrentLine))
      ;
    
    if (*fPositionInCurrentLine == 0xD)	// found CR, no more digits on line
    {
      fCurrentLine = (char *) fSequence.SafeElementAt(++fSequenceIndex);
      fPositionInCurrentLine = fCurrentLine;
    }
    else	// eat the space
      fPositionInCurrentLine++;
  }
  
  return returnValue;
}