//  GWt_softwarePanel.cpp
//  PSPA
//
//  Created by Garnier Laurent on 30/01/13.
//  Copyright (c) 2013 Garnier Laurent. All rights reserved.
//

#include <Wt/WLineEdit>
#include <Wt/WText>
#include <Wt/WComboBox>
#include <Wt/WPanel>
#include <Wt/WBreak>
#include <Wt/WApplication>
#include <Wt/WVBoxLayout>

#include "GWt_softwarePanel.h"
#include "GWt_dialog.h"
#include "GWt_console.h"
#include "GWt_sector.h"
#include "GWt_globalParameters.h"
#include "GWt_sectionToExecute.h"
#include "GWt_pspaApplication.h"

#define BAVARD 0

GWt_softwarePanel::GWt_softwarePanel(dataManager* dataManager,GWt_sector* sect)
  : WContainerWidget(),
dtmanage_(dataManager),
UIsector_(sect)
{
  
  // le panel
  WPanel *panelLogiciels = new WPanel(this);
  panelLogiciels->setTitle(" sections of beam line for executing softwares ");
  
  contenuSections_ = new WContainerWidget();
  contenuSections_->addWidget(new WBreak());
  contenuSections_->addWidget(new WBreak());
  displayFromControler();
  
  panelLogiciels->setCentralWidget(contenuSections_);
}

GWt_softwarePanel::~GWt_softwarePanel() {
}

void GWt_softwarePanel::displayFromControler()
{      
#if BAVARD > 0
  cout << "***********************************" << endl;
  cout << " GWt_softwarePanel::addSectionToExecuteW() " << endl<<endl;
#endif

  // Clear all
  contenuSections_->clear();
  
  // Get all sectionsToExecute from this sector
  if (!UIsector_->getSectorControler()) {
    return;
  }
  
  if (UIsector_->getSectorControler()->getSectionsToExecute().size() == 0) {
    // FIXME : Add a message to tell the user to add first an element
  } else {

    unsigned int firstSectionToExecuteIndex = 0;
    for (unsigned int a=0; a<UIsector_->getSectorControler()->getSectionsToExecute().size(); a++) {
      abstractElement* premierElement = NULL;
      abstractElement* dernierElement = NULL;
      
      std::string premierElementLabel = "";
      std::string dernierElementLabel = "";
      if (premierElement) {
        premierElementLabel = premierElement->getLabel();
      }
      if (dernierElement) {
        dernierElementLabel = dernierElement->getLabel();
      }
      
      WComboBox* lineFromCombo = new WComboBox();
      WComboBox* lineToCombo = new WComboBox();
      fillComboWithElements(lineFromCombo);
      fillComboWithElements(lineToCombo);
      
      // set to first
      lineFromCombo->setCurrentIndex(firstSectionToExecuteIndex);
      // set to last
      lineToCombo->setCurrentIndex(firstSectionToExecuteIndex + (unsigned int)UIsector_->getSectorControler()->getSectionsToExecute()[a]->getElements().size() - 1);
      
      WComboBox* softCombo = new WComboBox();
      sectionToExecute* sect = UIsector_->getSectorControler()->getSectionsToExecute()[a];
      
      fillComboWithSoftwares(softCombo,UIsector_->getSectorControler()->getSectionsToExecute()[a]->getSoftware()->getName());

      // disable the "to" comboBox
      lineToCombo->disable();

      // disable the first "from" comboBox
      if (a==0) {
        lineFromCombo->disable();
      }
      // disable the last "to" comboBox
      if (a==UIsector_->getSectorControler()->getSectionsToExecute().size()-1) {
        lineToCombo->disable();
      }
      
      // Add the sectionToExecute Widget
      GWt_sectionToExecute* newSection = new GWt_sectionToExecute(lineFromCombo,lineToCombo,softCombo,createAddDeletePushButtons(a),UIsector_->getSectorControler()->getSectionsToExecute()[a],UIsector_);
      
      /*      // FIXME ?
       stringstream st;
       st << UIsectionsToExecute_deprecated_.size();
       
       // this is the mean to identify this section!
       newSection->setObjectName(st.str());
       
       // push back on sections vector
       UIsectionsToExecute_deprecated_.push_back(newSection);
       */
      contenuSections_->addWidget(newSection);
      //      updateSections();
      
      firstSectionToExecuteIndex += UIsector_->getSectorControler()->getSectionsToExecute()[a]->getElements().size();
    }
  }
 }

void GWt_softwarePanel::updateSections()
{
#if BAVARD > 0
  cout << "***********************************" << endl;
  cout << " GWt_softwarePanel::updateSections() " << endl<<endl;
#endif

  /*
  // update all sections in order to manage new/deleted items
  for (int a = 0; a < UIsectionsToExecute_deprecated_.size(); a++) {
    fillComboWithElements(UIsectionsToExecute_deprecated_[a]->getFirstElement());
    fillComboWithElements(UIsectionsToExecute_deprecated_[a]->getLastElement());
    UIsectionsToExecute_deprecated_[a]->getFirstElement()->setEnabled (true);
    UIsectionsToExecute_deprecated_[a]->getLastElement()->setEnabled (true);
  }
  
  if (UIsectionsToExecute_deprecated_;.size() == 0) {
    return;
  }
  
  // the first element will always be the first element of the beamLine
  UIsectionsToExecute_deprecated_[0]->getFirstElement()->setCurrentIndex(0);
  UIsectionsToExecute_deprecated_[0]->getFirstElement()->setEnabled (false);

  // the last element will always be the last element of the beamLine
  UIsectionsToExecute_deprecated_[UIsectionsToExecute_deprecated_.size()-1]->getLastElement()->setCurrentIndex(UIsectionsToExecute_deprecated_[UIsectionsToExecute_deprecated_;.size()-1]->getLastElement()->count());
  UIsectionsToExecute_deprecated_[UIsectionsToExecute_deprecated_.size()-1]->getLastElement()->setEnabled(false);

  // set default values
  updateSectionSelection();
*/
}

bool GWt_softwarePanel::updateSectionSelection()
{
#if BAVARD > 0
  cout << "***********************************" << endl;
  cout << " GWt_softwarePanel::updateSectionSelection() " << endl<<endl;
#endif

  if ( dtmanage_->getJobListSize() == 0 ) return false;
  
  // traitement de la premiere ligne
  // on impose le depart du calcul au premier element
  string premier = "";
  if (UIsector_->getSectorControler()) {
    if (UIsector_->getSectorControler()->getSectionsToExecute().size() > 0) {
      if (UIsector_->getSectorControler()->getSectionsToExecute()[0]->getElements().size() > 0) {
        premier = UIsector_->getSectorControler()->getSectionsToExecute()[0]->getElements()[0]->getLabel();
      }
    }
  }
  
  // FIXME :  A réécrire
  /*
  if (UIsectionsToExecute_deprecated_.size() > 0) {
    UIsectionsToExecute_deprecated_[0]->setFirstElementCurrentSelection(premier);
  }
  
  Wt::WString currentString =  UIsectionsToExecute_deprecated_[0]->getLastElementCurrentText();
  int current = dtmanage_->getNumeroFromElementLabel(currentString.toUTF8());
  
  // si la fin est mal definie on prend toute la config par defaut
  if ( current <= 0 || current > dtmanage_->getBeamLineSize() )
    {
      current = dtmanage_->getBeamLineSize();
      currentString =  dtmanage_->getLabelFromElementNumero(current);
      if (UIsectionsToExecute_deprecated_.size() > 0) {
	UIsectionsToExecute_deprecated_[0]->setLastElementCurrentSelection(currentString);
	//...
      }
    }
  current++;
  currentString = dtmanage_->getLabelFromElementNumero(current);
  
  // traitement des suivantes (on avance d'un cran dans la liste)
  for (int a = 1; a< UIsectionsToExecute_deprecated_;.size(); a++)
    {
      // debut
      if ( current > dtmanage_->getBeamLineSize() )
        {
          UIsectionsToExecute_deprecated_;[a]->setErrors("This section element could not be after previous session last element");
          exec_go_->disable();
          return false;
        }
      
      UIsectionsToExecute_deprecated_;[a]->setFirstElementCurrentSelection(currentString);

      // fin
      string finString =  UIsectionsToExecute_deprecated_;[a]->getLastElementCurrentText().toUTF8();
      
      int numeroFin = dtmanage_->getNumeroFromElementLabel( finString);
      
      if ( numeroFin < current)
      {
        UIsectionsToExecute_deprecated_;[a]->setErrors("Last section element should be after first section element");
        exec_go_->disable();
        return false;
      }

      if (numeroFin > dtmanage_->getBeamLineSize())
      {
        UIsectionsToExecute_deprecated_;[a]->setErrors("Last section element number is greater than the beam line size");
        exec_go_->disable();
        return false;
      }
      
      // preparation de la ligne suivante
      current = numeroFin +1;
      currentString = dtmanage_->getLabelFromElementNumero(current);
    }
  //  exec_go_->setDisabled(false);

  if (!areDataCoherent()) {
#if BAVARD > 0
    cout << " GWt_softwarePanel::addSectionToExecuteW() DISABLE" << endl;
#endif
    exec_go_->disable();
  } else {
#if BAVARD > 0
    cout << " GWt_softwarePanel::addSectionToExecuteW() ENABLE" << endl;
#endif
    exec_go_->enable();
  }
*/
  return true;
}


void GWt_softwarePanel::addSectionToExecute() {
  // We put the last element of the previous sectionToExecute inside
  
  // Get the last element from previous section
  if (!UIsector_->getSectorControler()) {
    return;
  }
  unsigned long s = UIsector_->getSectorControler()->getSectionsToExecute().size();
  if (s > 0) {
    abstractElement* abs = UIsector_->getSectorControler()->getSectionsToExecute()[s-1]->getLastElement();
    UIsector_->getSectorControler()->addSectionToExecute(new sectionToExecute(abs,NULL,dtmanage_,UIsector_->getSectorControler()));
    UIsector_->getSectorControler()->getSectionsToExecute()[s-1]->removeLastElement();
  }

 
  displayFromControler();
  UIsector_->getBeamLineWidget()->buildBeamLineWidget();
}


void GWt_softwarePanel::deleteSectionToExecute(int sectionLabel)
{
#if BAVARD > 0
  cout << "***********************************" << endl;
  cout << " GWt_softwarePanel::deleteSectionToExecuteW()" << endl<<endl;
#endif

  stringstream st;
  st << sectionLabel;
  std::string sectionName = st.str();
  //FIXME
  
/*  if ( dtmanage_->getJobListSize() == 0 ) return;
  for (unsigned int sectionIndex = 0; sectionIndex< UIsectionsToExecute_deprecated_.size(); sectionIndex++) {
    if (UIsectionsToExecute_deprecated_[sectionIndex]->objectName() == sectionName) {

      // delete from dataManager
      UIsector_->getSectorControler()->clearSectionToExecute(sectionIndex);

      // delete from User Interface
      contenuSections_->removeWidget(UIsectionsToExecute_deprecated_[sectionIndex]);
      delete UIsectionsToExecute_deprecated_[sectionIndex];
      UIsectionsToExecute_deprecated_.erase (UIsectionsToExecute_deprecated_.begin()+sectionIndex);
    }
  }  
*/
  displayFromControler();
}


void GWt_softwarePanel::fillComboWithElements(Wt::WComboBox* cBox) 
{

  if (cBox == NULL) return;

  if (!UIsector_->getSectorControler()) {
    return;
  }
  for (unsigned int a=0; a < UIsector_->getSectorControler()->getSectionsToExecute().size(); a++) {
    for(unsigned int b=0; b < UIsector_->getSectorControler()->getSectionsToExecute()[a]->getElements().size(); b++) {
      
      abstractElement* abs = UIsector_->getSectorControler()->getSectionsToExecute()[a]->getElements()[b];
      if (abs != NULL) {
        cBox->addItem(abs->getLabel());
      }
    }
  }
}

void GWt_softwarePanel::fillComboWithSoftwares(Wt::WComboBox* cBox, std::string selected)
{
#if BAVARD > 0
  cout << "***********************************" << endl;
  cout << " GWt_softwarePanel::fillComboWithSoftwares " << endl<<endl;
#endif

  if (cBox == NULL) return;
  cBox->clear();

  unsigned nb = nomDeLogiciel::getNumberOfSoftwares();
  unsigned k;
  for(k = 0; k <= nb; k++) { //xx
    cBox->addItem(nomDeLogiciel(k).getString());
    if (nomDeLogiciel(k).getString() == selected) {
      cBox->setCurrentIndex(cBox->count()-1);
    }
  }
  cBox->refresh();
}

Wt::WContainerWidget* GWt_softwarePanel::createAddDeletePushButtons(int sectionNumber) 
{
  WContainerWidget* buttonContainer= new WContainerWidget();
  
  Wt::WHBoxLayout* buttonContainerLayout = new Wt::WHBoxLayout();
  buttonContainerLayout->setContentsMargins(0,0,0,0);
  // preparation du bouton add
  WPushButton* exec_add = new WPushButton("+");
  exec_add->clicked().connect(this, &GWt_softwarePanel::addSectionToExecute);
  exec_add->setStyleClass("roundButton");
  exec_add->setMaximumSize(20,20);
  exec_add->setToolTip("Add new section");
  
  // preparation du bouton delete
  WPushButton* exec_delete = new WPushButton("-");
  //  warningsContainer_->setStyleClass("warningsContainer");

  exec_delete->clicked().connect(boost::bind(&GWt_softwarePanel::deleteSectionToExecute, this, sectionNumber));
  exec_delete->setStyleClass("roundButton");
  exec_delete->setMaximumSize(20,20);
  exec_delete->setToolTip("Remove this section");

  buttonContainerLayout->addWidget(exec_add);
  buttonContainerLayout->addWidget(exec_delete);
  buttonContainer->setLayout(buttonContainerLayout);

  return buttonContainer;
}