////////////////////////////////////////////////////////////////////////////////
/// @brief implementation of basis class LineEditor
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2014-2015 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2014-2015, ArangoDB GmbH, Cologne, Germany
/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////

#include "LineEditor.h"

#include "Utilities/ShellBase.h"

using namespace std;
using namespace triagens;
using namespace arangodb;

// -----------------------------------------------------------------------------
// --SECTION--                                                  class LineEditor
// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------
// --SECTION--                                      constructors and destructors
// -----------------------------------------------------------------------------

////////////////////////////////////////////////////////////////////////////////
/// @brief constructs a new editor
////////////////////////////////////////////////////////////////////////////////

LineEditor::LineEditor ()
  : _shell(nullptr) {
}

////////////////////////////////////////////////////////////////////////////////
/// @brief destructor
////////////////////////////////////////////////////////////////////////////////

LineEditor::~LineEditor () {
  if (_shell != nullptr) {
    close();
    delete _shell;
  }
}

// -----------------------------------------------------------------------------
// --SECTION--                                                    public methods
// -----------------------------------------------------------------------------

////////////////////////////////////////////////////////////////////////////////
/// @brief whether or not the shell implementation supports colors
////////////////////////////////////////////////////////////////////////////////

bool LineEditor::supportsColors () const {
  return _shell->supportsColors();
}

////////////////////////////////////////////////////////////////////////////////
/// @brief line editor open
////////////////////////////////////////////////////////////////////////////////

bool LineEditor::open (bool autoComplete) {
  return _shell->open(autoComplete);
}

////////////////////////////////////////////////////////////////////////////////
/// @brief line editor shutdown
////////////////////////////////////////////////////////////////////////////////

bool LineEditor::close () {
  return _shell->close();
}

////////////////////////////////////////////////////////////////////////////////
/// @brief line editor prompt
////////////////////////////////////////////////////////////////////////////////

string LineEditor::prompt (const string& prompt,
                           const string& begin,
                           bool& eof) {
  return _shell->prompt(prompt, begin, eof);
}

////////////////////////////////////////////////////////////////////////////////
/// @brief add to history
////////////////////////////////////////////////////////////////////////////////

void LineEditor::addHistory (const std::string& line) {
  return _shell->addHistory(line);
}

////////////////////////////////////////////////////////////////////////////////
/// @brief send a signal to the shell implementation
////////////////////////////////////////////////////////////////////////////////

void LineEditor::signal () {
  _shell->signal();
}

// -----------------------------------------------------------------------------
// --SECTION--                                                       END-OF-FILE
// -----------------------------------------------------------------------------