/****************************************************************************
**
** Copyright (C) 2003-2006 Tilo Riemer <riemer@crossvc.com>,
**                         Frank Hemer <frank@hemer.org>,
**                         Jose Hernandez <joseh@tesco.net>
**
**
**----------------------------------------------------------------------------
**
**----------------------------------------------------------------------------
**
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*****************************************************************************/

#include <qfile.h>
#include <qstringlist.h>
#include <qtextstream.h>

#include "ccvscommand.h"
#include "directory.h"


CCvsCommand::CCvsCommand (bool Undoable, bool Recursive, bool needRereadTree) :
   m_Undoable (Undoable), m_Recursive (Recursive), m_needRereadTree (needRereadTree)
{
}


CCvsCommand::~CCvsCommand ()
{
}


bool CCvsCommand::isRecursive ()
{
   return m_Recursive;
}


bool CCvsCommand::isUndoable ()
{
   return m_Undoable;
}

bool CCvsCommand::needRereadTree () {
   return m_needRereadTree;
}

/**
 * Construct a "change cvs root" command. 
 *
 * @param	CvsRoot
 *	CvsRoot variable
 * @param	Recursive
 *	apply command recursively.
 */

CCvsCommandChRoot::CCvsCommandChRoot (const QString &CvsRoot, bool Recursive) :
   CCvsCommand (true, Recursive, true), m_CvsRoot (CvsRoot)
{
}


CCvsCommandChRoot::CCvsCommandChRoot (CCvsCommandChRoot &Other) :
   CCvsCommand (Other)
{
}


CCvsCommandChRoot::~CCvsCommandChRoot ()
{
}


/**
 * Changes the cvs root of a sandbox module (directory)
 *
 * @param	Module
 *	Target directory.
 * @return
 *	<i>true</i> on success, <i>false</i> otherwise.
 */

bool CCvsCommandChRoot::execute (Directory &Module)
{
   /* TODO: store unexecution data so that the command can be undone
    * at a later stage if required.
    */  
   QFile file (Module.fullName () + "/CVS/Root");

   if (file.open (IO_WriteOnly))
      {
         QTextStream stream (&file);
         stream << m_CvsRoot << endl;
         file.close ();

         return Module.checkDirForControl ();
      }

   return false;
}


bool CCvsCommandChRoot::unexecute (Directory &)
{
   /* TODO: Add support for undoing this command. */
   return false;
}