/*
  This file is part of the Grantlee template system.

  Copyright (c) 2009,2010 Stephen Kelly <steveire@gmail.com>

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either version
  2.1 of the Licence, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library.  If not, see <http://www.gnu.org/licenses/>.

*/

#include "scriptablevariable.h"

#include <QtScript/QScriptEngine>
#include <QDebug>

#include "scriptablecontext.h"
#include "scriptablesafestring.h"
#include "util.h"

Q_SCRIPT_DECLARE_QMETAOBJECT( ScriptableVariable, QObject* )

QScriptValue ScriptableVariableConstructor( QScriptContext *context,
    QScriptEngine *engine )
{
  // TODO: Decide what the parent should be;
  // It should be the owning scriptableNode. I think I can get that from the scriptContext.

  QObject *parent = 0;
  ScriptableVariable *object = new ScriptableVariable( engine, parent );
  object->setContent( context->argument( 0 ).toString() );

  return engine->newQObject( object );
}

ScriptableVariable::ScriptableVariable( QObject *parent )
    : QObject( parent ), m_engine( 0 )
{

}

ScriptableVariable::ScriptableVariable( QScriptEngine *engine, QObject *parent )
    : QObject( parent ), m_engine( engine )
{

}

void ScriptableVariable::setContent( const QString& content )
{
  m_variable = Variable( content );
}

QVariant ScriptableVariable::resolve( ScriptableContext* c )
{
  QVariant var = m_variable.resolve( c->context() );

  if ( Grantlee::isSafeString( var ) ) {
      ScriptableSafeString *ssObj = new ScriptableSafeString( m_engine );
      ssObj->setContent( getSafeString( var ) );
      return m_engine->newQObject( ssObj ).toVariant();
  }
  return var;
}


bool ScriptableVariable::isTrue( ScriptableContext* c )
{
  return m_variable.isTrue( c->context() );
}
