// Created on: 2017-06-16
// Created by: Natalia ERMOLAEVA
// Copyright (c) 2017 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement. 


#include <inspector/TInspector_OpenFileDialog.hxx>
#include <inspector/TInspector_OpenButton.hxx>

#include <inspector/TInspector_Communicator.hxx>

#include <OSD_Environment.hxx>

#include <Standard_WarningsDisable.hxx>
#include <QAction>
#include <QApplication>
#include <QDir>
#include <QMainWindow>
#include <QToolBar>
#include <Standard_WarningsRestore.hxx>

#include <set>

// =======================================================================
// function : fileNameInDataDir
// purpose :
// =======================================================================
TCollection_AsciiString fileNameInDataDir (const TCollection_AsciiString& theEnvironmentDir,
                                           const TCollection_AsciiString& theName)
{
  OSD_Environment anEnvironment (theEnvironmentDir);
  
  TCollection_AsciiString aFileName = anEnvironment.Value();
  aFileName += TCollection_AsciiString ("/") + theName;

  return aFileName;
}

// =======================================================================
// function : setPluginSampleDirectory
// purpose :
// =======================================================================
void setPluginSampleDirectory (const TCollection_AsciiString& theName, TInspector_Communicator* theCommunicator,
                               TInspector_OpenButton* theButtonControl)
{
  QStringList aRecentlyOpenedFiles;
  TInspector_OpenFileDialog::GetPluginRecentlyOpenedFiles (theName, theCommunicator, aRecentlyOpenedFiles);
  TCollection_AsciiString aFileName, anAdditionalFileName;
  if (!aRecentlyOpenedFiles.isEmpty())
    aFileName = TCollection_AsciiString (aRecentlyOpenedFiles.last().toUtf8().data());
  if (aFileName.IsEmpty())
  {
    if (theName.IsEqual ("TKDFBrowser"))
      aFileName = fileNameInDataDir ("CSF_OCCTDataPath", "step/screw.step");
    else if (theName.IsEqual ("TKShapeView"))
      aFileName = fileNameInDataDir ("CSF_OCCTDataPath", "occ/hammer.brep");
    else if (theName.IsEqual ("TKVInspector"))
    {
      aFileName = fileNameInDataDir ("CSF_OCCTDataPath", "occ/face1.brep");
      anAdditionalFileName = fileNameInDataDir ("CSF_OCCTDataPath", "occ/face2.brep");
    }
    aRecentlyOpenedFiles.append (aFileName.ToCString());
    if (!anAdditionalFileName.IsEmpty())
      aRecentlyOpenedFiles.append (anAdditionalFileName.ToCString());
  }
  theCommunicator->OpenFile (theName, aFileName.ToCString());
  if (!anAdditionalFileName.IsEmpty())
    theCommunicator->OpenFile (theName, anAdditionalFileName);

  theButtonControl->SetPluginRecentlyOpenedFiles (theName, aRecentlyOpenedFiles);
}

// =======================================================================
// function : main
// purpose :
// =======================================================================
int main (int argc, char** argv)
{
#if QT_VERSION > 0x050000
  TCollection_AsciiString aPlugindsDirName;
  if (TInspector_Communicator::PluginsDir (aPlugindsDirName))
    QApplication::addLibraryPath (aPlugindsDirName.ToCString());
#endif
  QApplication anApp (argc, argv);

  std::set<TCollection_AsciiString> aPlugins;
  for (int anArgId = 1; anArgId < argc; anArgId++ )
  {
    if (!strcmp (argv[anArgId], "dfbrowser"))
      aPlugins.insert ("TKDFBrowser");

    if (!strcmp (argv[anArgId], "shapeview"))
      aPlugins.insert ("TKShapeView");

    if (!strcmp (argv[anArgId], "vinspector"))
      aPlugins.insert ("TKVInspector");
  }
  NCollection_List<Handle(Standard_Transient)> aParameters;

  // Create tool communicator
  TInspector_Communicator* aCommunicator = TInspector_OpenFileDialog::Communicator();
  if (!aCommunicator)
  {
    std::cout << "Communicator can not be created" << std::endl;
    return 0;
  }

  TInspector_OpenButton* aButtonControl = new TInspector_OpenButton (0);
  TCollection_AsciiString anActivatedPluginName;
  if (aPlugins.empty())
  {
    aPlugins.insert("TKDFBrowser");
    aPlugins.insert("TKShapeView");
    aPlugins.insert("TKVInspector");

    anActivatedPluginName = "TKDFBrowser";
  }
  else
    anActivatedPluginName = *aPlugins.rbegin();

  for (std::set<TCollection_AsciiString>::const_iterator aPluginIt = aPlugins.begin(); aPluginIt != aPlugins.end(); aPluginIt++)
  {
    TCollection_AsciiString aName = *aPluginIt;
    aCommunicator->RegisterPlugin (aName);
    aCommunicator->Init (aName, aParameters);
    setPluginSampleDirectory (aName, aCommunicator, aButtonControl);
  }
  aCommunicator->Activate (anActivatedPluginName);

  aCommunicator->SetVisible (true);
  aCommunicator->SetOpenButton (aButtonControl->StartButton());

  return anApp.exec();
}