<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

use app\core\utils\Response;
use app\core\auth\Page;

//require phpoffice library(Spreadsheet and Writer)
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;

//require excel styles
use PhpOffice\PhpSpreadsheet\Style\Fill;
use PhpOffice\PhpSpreadsheet\Style\Border;
use PhpOffice\PhpSpreadsheet\Style\Color;
use PhpOffice\PhpSpreadsheet\Style\Alignment;

//require excel protection for lock/unlock
use PhpOffice\PhpSpreadsheet\Style\Protection;

//require excel contitions
use PhpOffice\PhpSpreadsheet\Style\Conditional;

//require excel datavalidations
use PhpOffice\PhpSpreadsheet\Cell\DataValidation;

class Dashboard_export_controller extends MY_Controller {
    /**
     * php excel object instance variables
     *
     * @var string
     */
    private $spreadsheet;

    /**
     * no show excel file tabs
     *
     * @var string
     */
    private $reports;

    /**
     * instance variable for PhpOffice writer class
     *
     * @var string
     */
    private $writer;

    /**
     * variable that set iteration to row 2 which is the datasets not headers
     *
     * @var string
     */
    private $dataset;

    /**
     * instance variable for activesheet
     *
     * @var string
     */
    private $sheets;

    /**
     * variable default font size for excel exports
     *
     * @var string
     */
    private $default_font;

    /**
     * variable for default background color
     *
     * @var string
     */
    private $default_background_color;

    /**
     * Tab title
     *
     * @var string
     */
    private $sheetTitle;

    /**
     * Holds default maximum row
     *
     * @var int
     */
    private $defaultMaximumRow;

    /**
     * EXCEL PASSWORD PROTECTION THIS IS CONFIDENTIAL
     */
    private const PASSWORD = '1@#]00YHkBlackHatzZ';

    public function __construct() {
        $this->my_parent_controller();
        Response::handleSessionTimeout("bo");
        $this->load_language_backoffice();
        Page::authorize(PAGE_CODE['dashboard'], PRIVS[PAGE_CODE['dashboard']]['view'], true);
        $this->clear_cache();

        $this->lang->load('backoffice/dashboard_lang', 'fr');

        // Create new PHPExcel object
        $this->spreadsheet = new Spreadsheet();

        //get active sheet
        $this->sheets = $this->spreadsheet->getActiveSheet();

        //create writer object
        $this->writer = new Xlsx($this->spreadsheet);

        //tab title
        $this->sheetTitle = "dashboard_data";

        //no show excel tabs pagination
        $this->reports = "data_fields";

        //start iteration in row 6 dataset exclude row 1 - 5(which is the excel main pane headers)
        $this->dataset = 6;

        //set default excel font size which is 8
        $this->default_font = 8;

        //Default maximum row
        $this->defaultMaximumRow = 2000;

        //set default background color
        $this->default_background_color = '428bcb';

        $this->load->model('dashboard_statistics_model');
    }
    /**
     * Set execution and memory limit
     *
     * @return void
     * access public
     */
    public function setMemoryLimit()
    {
        ini_set('memory_limit', '1024M');
        ini_set('max_execution_time', (60*3));
    }

    /**
     * Set document properties
     *
     * @return void
     * access public
     */
    public function setDocumentProperties()
    {
        return $this->spreadsheet->getProperties()->setCreator("Company For Madagascar Event Management System")
         ->setLastModifiedBy("Company For Madagascar Event Management System")
         ->setTitle("Office 2007 XLSX Document")
         ->setSubject("Office 2007 XLSX  Document")
         ->setDescription("No show export import file")
         ->setKeywords("office 2007 openxml php")
         ->setCategory("Export file");
    }

    /**
     * Set headers(pragma, cache control , cookies etc..)
     *
     * @param string $filename
     * @return void
     */
    public function setHeaders($filename)
    {
        // Redirect output to a client’s web browser (Excel2007)
        header('Content-Type: application/vnd.ms-excel; charset=utf-8');
        header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
        header('Content-Disposition: attachment;filename="'.$filename.'.xlsx"');
        header('Cache-Control: max-age=0');

        // If you're serving to IE 9, then the following may be needed
        header('Cache-Control: max-age=1');

        // If you're serving to IE over SSL, then the following may be needed
        header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
        header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); // always modified
        header('Cache-Control: cache, must-revalidate'); // HTTP/1.1
        header('Pragma: public'); // HTTP/1.0

        $this->writer->save('php://output');
        exit();
    }

    /**
     * Auto size columns for each worksheet
     *
     * @return void
     * access public
     */
    public function setExcelAutoSize()
    {
        foreach ($this->spreadsheet->getWorksheetIterator() as $worksheet) {
            $this->spreadsheet->setActiveSheetIndex($this->spreadsheet->getIndex($worksheet));

            $sheet = $this->sheets;
            $cellIterator = $sheet->getRowIterator()->current()->getCellIterator();
            $cellIterator->setIterateOnlyExistingCells(true);
            foreach ($cellIterator as $cell) {
                $sheet->getColumnDimension($cell->getColumn())->setAutoSize(true);
            }
        }
    }

    /**
     * set excel main headers (first rows 1 - 5 with freeze pane)
     *
     * @param integer $eventID
     * @param integer $eventScheduleID
     * @param string $event_title
     * @return void
     * access private member
     */
    private function setExcelHeaders()
    {
        /*create four tabs*/
        /*
        * first sheet
        * headers for the graph data
        */
        $this->sheets->getRowDimension(1)->setRowHeight(-1);
        foreach(range('A','U') as $columnID) {
            $this->sheets->getColumnDimension($columnID)->setAutoSize(true);
        }
        // merge and set cell values
        $this->sheets->freezePane('B5')
                     ->setTitle('F-Général (données graphiques)')
                     ->mergeCells('B2:V2')
                     ->setCellValue('B2', 'Catégorie')

                     ->mergeCells('A2:A4')
                     ->setCellValue('A2', 'Date')

                     ->mergeCells('B3:D3')
                     ->setCellValue('B3', 'Visiteurs')
                     ->setCellValue('D4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('C4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('B4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('E3:G3')
                     ->setCellValue('E3', $this->lang->line('statistics')['unique_sessions_per_subscriber'])
                     ->setCellValue('G4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('F4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('E4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('H3:J3')
                     ->setCellValue('H3', $this->lang->line('statistics')['number_of_sessions'])
                     ->setCellValue('J4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('I4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('H4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('K3:M3')
                     ->setCellValue('K3', $this->lang->line('statistics')['export']['page_view'])
                     ->setCellValue('M4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('L4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('K4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('N3:P3')
                     ->setCellValue('N3', $this->lang->line('statistics')['unique_page_view'])
                     ->setCellValue('P4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('O4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('N4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('Q3:S3')
                     ->setCellValue('Q3', $this->lang->line('statistics')['avg_events_views'])
                     ->setCellValue('S4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('R4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('Q4', $this->lang->line('statistics')['new_users'])

                     ->mergeCells('T3:V3')
                     ->setCellValue('T3', $this->lang->line('statistics')['bounce_rate'])
                     ->setCellValue('V4', $this->lang->line('statistics')['connected_users'])
                     ->setCellValue('U4', $this->lang->line('statistics')['known_users'])
                     ->setCellValue('T4', $this->lang->line('statistics')['new_users'])


                     // set style
                     ->getStyle('A2:V4')->applyFromArray([
                            'font' => [
                            'bold' => true
                        ],
                        'alignment' => array(
                            'horizontal' => Alignment::HORIZONTAL_CENTER,
                        )
                     ]);
         /*
         * end first sheet headers
         */

        /*FILTERED DATA*/
        /*
        * fifth sheet
        */

        // merge and set cell values

         /*
         * end fourth sheet headers
         */

         /*
         * second sheet
         * headers for the graph data
         */
         $objWorksheet = $this->spreadsheet->createSheet(1);
         $objWorksheet->setTitle('F-Général (Web et Devices');

         $objWorksheet->getRowDimension(1)->setRowHeight(-1);
         foreach(range('A','V') as $columnID) {
             $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
         }
         // merge and set cell values
         $objWorksheet->freezePane('A4')
                     ->mergeCells('A2:B2')
                     ->setCellValue('A2', $this->lang->line('statistics')['web_browsers'])
                     ->setCellValue('A3', $this->lang->line('statistics')['browser_type'])
                     ->setCellValue('B3', $this->lang->line('statistics')['number_of_users'])
                     // ->setCellValue('C3', 'Year')

                     ->mergeCells('E2:F2')
                     ->setCellValue('E2', $this->lang->line('statistics')['device_type'])
                     ->setCellValue('E3', $this->lang->line('statistics')['type'])
                     ->setCellValue('F3', $this->lang->line('statistics')['number_of_users'])
                     // ->setCellValue('G3', 'Year')

                     ->mergeCells('I2:J2')
                     ->setCellValue('I2', $this->lang->line('statistics')['link_clicks'])
                     ->setCellValue('I3', $this->lang->line('statistics')['link_url'])
                     ->setCellValue('J3', $this->lang->line('statistics')['number_of_clicks'])
                     // ->setCellValue('K3', 'Year')

                     ->mergeCells('M2:N2')
                     ->setCellValue('M2', $this->lang->line('statistics')['sent_forms'])
                     ->setCellValue('M3', $this->lang->line('statistics')['category'])
                     ->setCellValue('N3', $this->lang->line('statistics')['number_of_clicks'])
                     // ->setCellValue('O3', 'Year')
                     ;

          // set style
         $objWorksheet->getStyle('A2:V3')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
          /*
          * end second sheet headers
          */

         /*
         * third sheet
         * headers for the graph data
         */
         $objWorksheet = $this->spreadsheet->createSheet(2);
         $objWorksheet->setTitle('F-Abonnes');

         $objWorksheet->getRowDimension(2)->setRowHeight(60);
         foreach(range('A','V') as $columnID) {
             $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
         }
         // merge and set cell values
         $objWorksheet->freezePane('A4')
                     ->mergeCells('A2:B2')
                     ->setCellValue('A2', "{$this->lang->line('statistics')['number_of_subscriptions']} ({$this->lang->line('statistics')['new_who_confirmed']}")
                     ->setCellValue('A3', $this->lang->line('statistics')['number_of_subscriptions'])
                     // ->setCellValue('B3', 'Date')

                     ->mergeCells('E2:F2')
                     ->setCellValue('E2', $this->lang->line('statistics')['events_per_status'])
                     ->setCellValue('E3', $this->lang->line('statistics')['status'])
                     ->setCellValue('F3', $this->lang->line('statistics')['number_of_users'])
                     // ->setCellValue('G3', 'Year')

                     ->mergeCells('I2:J2')
                     ->setCellValue('I2', $this->lang->line('statistics')['avg_subscription_per_user'].' (par abonnés)')
                     ->setCellValue('I3', $this->lang->line('statistics')['avg_subscription'])
                     // ->setCellValue('J3', 'Year')

                     ->mergeCells('L2:M2')
                     ->setCellValue('L2', $this->lang->line('statistics')['total_reserved_places'])
                     ->setCellValue('L3', $this->lang->line('statistics')['total_reserved_places'])
                     // ->setCellValue('M3', 'Year')

                     ->mergeCells('O2:P2')
                     ->setCellValue('O2', $this->lang->line('statistics')['total_cancellation_of_reservation'].' (annulation totale de réservation)')
                     ->setCellValue('O3', $this->lang->line('statistics')['total_cancelled_places'])
                     // ->setCellValue('P3', 'Year')
                     ;

          // set style
         $objWorksheet->getStyle('A2:V2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);

         $objWorksheet->getStyle('A2:A2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
         $objWorksheet->getStyle('E2:F2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
         $objWorksheet->getStyle('I2:I2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
         $objWorksheet->getStyle('L2:L2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
         $objWorksheet->getStyle('O2:O2')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
          /*
          * end third sheet headers
          */

         /*
         * fourth sheet
         * headers for the graph data
         */
         $objWorksheet = $this->spreadsheet->createSheet(3);
         $objWorksheet->setTitle('F-Recherches');

         $objWorksheet->getRowDimension(1)->setRowHeight(-1);
         foreach(range('A','U') as $columnID) {
             $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
         }
         // merge and set cell values
         $objWorksheet->freezePane('A5')
                     ->mergeCells('A2:K2')
                     ->setCellValue('A2', $this->lang->line('statistics')['internal_research'])

                     ->mergeCells('A3:B3')
                     ->setCellValue('A3', $this->lang->line('statistics')['by_type_of_event'])
                     ->setCellValue('A4', $this->lang->line('statistics')['event_type'])
                     ->setCellValue('B4', $this->lang->line('statistics')['number'])
                     // ->setCellValue('C4', 'Year')

                     ->mergeCells('E3:F3')
                     ->setCellValue('E3', $this->lang->line('statistics')['by_month'])
                     ->setCellValue('E4', $this->lang->line('statistics')['month'])
                     ->setCellValue('F4', $this->lang->line('statistics')['number'])
                     // ->setCellValue('G4', 'Year')

                     ->mergeCells('I3:J3')
                     ->setCellValue('I3', $this->lang->line('statistics')['by_city'])
                     ->setCellValue('I4', $this->lang->line('statistics')['city'])
                     ->setCellValue('J4', $this->lang->line('statistics')['number'])
                     // ->setCellValue('K4', 'Year')
                     ;

         $objWorksheet->mergeCells('M2:N2')
                     ->setCellValue('M2', $this->lang->line('statistics')['external_research'])
                     ->mergeCells('M3:N3')
                     ->setCellValue('M3', $this->lang->line('statistics')['search_syntax'])
                     ->setCellValue('M4', $this->lang->line('statistics')['expressions'])
                     ->setCellValue('N4', $this->lang->line('statistics')['number'])
                     // ->setCellValue('O4', 'Year')

                     ->mergeCells('Q3:S3')
                     ->setCellValue('Q3', $this->lang->line('statistics')['origin'])
                     ->setCellValue('Q4', $this->lang->line('statistics')['source'])
                     // ->setCellValue('R4', 'Source moyenne')
                     ->setCellValue('R4', $this->lang->line('statistics')['channel'])
                     ->setCellValue('S4', $this->lang->line('statistics')['number_of_users'])
                     // ->setCellValue('U4', 'Year')
                     ;

          // set style
         $objWorksheet->getStyle('A2:U4')->applyFromArray([
                             'font' => [
                             'bold' => true
                         ],
                         'alignment' => array(
                             'horizontal' => Alignment::HORIZONTAL_CENTER,
                         )
                      ])->getAlignment()->setWrapText(true);
          /*
          * end fourth sheet headers
          */
    }

    /*ALL DATA*/
    // private function setExcelHeaders()
    // {
    //     /*create four tabs*/
    //     /*
    //     * first sheet
    //     * headers for the graph data
    //     */
    //
    //     // merge and set cell values
    //     $this->sheets->freezePane('B4')
    //                  ->setTitle('General (graph data)')
    //                  ->mergeCells('B1:V1')
    //                  ->setCellValue('B1', 'Category')
    //
    //                  ->mergeCells('A1:A3')
    //                  ->setCellValue('A1', 'Date')
    //
    //                  ->mergeCells('B2:D2')
    //                  ->setCellValue('B2', 'Visiteurs')
    //                  ->setCellValue('D3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('C3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('B3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('E2:G2')
    //                  ->setCellValue('E2', $this->lang->line('statistics')['unique_sessions_per_subscriber'])
    //                  ->setCellValue('G3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('F3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('E3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('H2:J2')
    //                  ->setCellValue('H2', 'Sessions duration')
    //                  ->setCellValue('J3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('I3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('H3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('K2:M2')
    //                  ->setCellValue('K2', $this->lang->line('statistics')['export']['page_view'])
    //                  ->setCellValue('M3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('L3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('K3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('N2:P2')
    //                  ->setCellValue('N2', 'Unique pageviews')
    //                  ->setCellValue('P3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('O3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('N3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('Q2:S2')
    //                  ->setCellValue('Q2', 'Event views')
    //                  ->setCellValue('S3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('R3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('Q3', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('T2:V2')
    //                  ->setCellValue('T2', 'Bounce Rate')
    //                  ->setCellValue('V3', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('U3', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('T3', $this->lang->line('statistics')['new_users'])
    //
    //
    //                  // set style
    //                  ->getStyle('A1:V3')->applyFromArray([
    //                         'font' => [
    //                         'bold' => true
    //                     ],
    //                     'alignment' => array(
    //                         'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                     )
    //                  ]);
    //      /*
    //      * end first sheet headers
    //      */
    //
    //     /*
    //     * second sheet
    //     * headers for the graph data
    //     */
    //     $objWorksheet = $this->spreadsheet->createSheet(1);
    //     $objWorksheet->setTitle('General (Web & Device type)');
    //
    //     $objWorksheet->getRowDimension(1)->setRowHeight(-1);
    //     foreach(range('A','V') as $columnID) {
    //         $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //     }
    //     // merge and set cell values
    //     $objWorksheet->freezePane('A3')
    //                 ->mergeCells('A1:C1')
    //                 ->setCellValue('A1', 'Navigateurs Web')
    //                 ->setCellValue('A2', 'Browser Type')
    //                 ->setCellValue('B2', 'Nbre')
    //                 ->setCellValue('C2', 'Year')
    //
    //                 ->mergeCells('E1:G1')
    //                 ->setCellValue('E1', 'Type de device')
    //                 ->setCellValue('E2', 'Device type')
    //                 ->setCellValue('F2', 'Nbre')
    //                 ->setCellValue('G2', 'Year')
    //
    //                 ->mergeCells('I1:K1')
    //                 ->setCellValue('I1', 'Liens Cliques')
    //                 ->setCellValue('I2', 'Url Link')
    //                 ->setCellValue('J2', 'Clicks')
    //                 ->setCellValue('K2', 'Year')
    //
    //                 ->mergeCells('M1:O1')
    //                 ->setCellValue('M1', 'Formulaires envoyés')
    //                 ->setCellValue('M2', 'Category')
    //                 ->setCellValue('N2', 'Clicks')
    //                 ->setCellValue('O2', 'Year');
    //
    //      // set style
    //     $objWorksheet->getStyle('A1:V2')->applyFromArray([
    //                         'font' => [
    //                         'bold' => true
    //                     ],
    //                     'alignment' => array(
    //                         'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                     )
    //                  ])->getAlignment()->setWrapText(true);
    //      /*
    //      * end second sheet headers
    //      */
    //
    //     /*
    //     * third sheet
    //     * headers for the graph data
    //     */
    //     $objWorksheet = $this->spreadsheet->createSheet(2);
    //     $objWorksheet->setTitle('Abonnes');
    //
    //     $objWorksheet->getRowDimension(1)->setRowHeight(60);
    //     foreach(range('A','V') as $columnID) {
    //         $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //     }
    //     // merge and set cell values
    //     $objWorksheet->freezePane('A3')
    //                 ->mergeCells('A1:B1')
    //                 ->setCellValue('A1', "Nombre d'inscriptions (Nouveau qui a confirmé son formulaire de première inscription)")
    //                 ->setCellValue('A2', 'Nbre')
    //                 ->setCellValue('B2', 'Year')
    //
    //                 ->mergeCells('E1:G1')
    //                 ->setCellValue('E1', "Nombre d'événements par statuts (prochainement, en cours, complets, terminés, passés, archivés) total + /année")
    //                 ->setCellValue('E2', 'Status')
    //                 ->setCellValue('F2', 'Nbre')
    //                 ->setCellValue('G2', 'Year')
    //
    //                 ->mergeCells('I1:J1')
    //                 ->setCellValue('I1', "Nombre de réservations effectuées (par abonnés)")
    //                 ->setCellValue('I2', 'Nbre')
    //                 ->setCellValue('J2', 'Year')
    //
    //                 ->mergeCells('L1:M1')
    //                 ->setCellValue('L1', "Nombre de places réservées")
    //                 ->setCellValue('L2', 'Nbre')
    //                 ->setCellValue('M2', 'Year')
    //
    //                 ->mergeCells('O1:P1')
    //                 ->setCellValue('O1', "Nombre d'annulations effectuées (annulation totale de réservation)")
    //                 ->setCellValue('O2', 'Nbre')
    //                 ->setCellValue('P2', 'Year')
    //                 ;
    //
    //      // set style
    //     $objWorksheet->getStyle('A1:V2')->applyFromArray([
    //                         'font' => [
    //                         'bold' => true
    //                     ],
    //                     'alignment' => array(
    //                         'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                     )
    //                  ])->getAlignment()->setWrapText(true);
    //      /*
    //      * end third sheet headers
    //      */
    //
    //     /*
    //     * fourth sheet
    //     * headers for the graph data
    //     */
    //     $objWorksheet = $this->spreadsheet->createSheet(3);
    //     $objWorksheet->setTitle('Recherches');
    //
    //     $objWorksheet->getRowDimension(1)->setRowHeight(-1);
    //     foreach(range('A','U') as $columnID) {
    //         $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //     }
    //     // merge and set cell values
    //     $objWorksheet->freezePane('A4')
    //                 ->mergeCells('A1:K1')
    //                 ->setCellValue('A1', "Recherches Internes")
    //
    //                 ->mergeCells('A2:C2')
    //                 ->setCellValue('A2', 'By event type')
    //                 ->setCellValue('A3', 'Event type')
    //                 ->setCellValue('B3', 'Nbre')
    //                 ->setCellValue('C3', 'Year')
    //
    //                 ->mergeCells('E2:G2')
    //                 ->setCellValue('E2', 'By month')
    //                 ->setCellValue('E3', 'Month')
    //                 ->setCellValue('F3', 'Nbre')
    //                 ->setCellValue('G3', 'Year')
    //
    //                 ->mergeCells('I2:K2')
    //                 ->setCellValue('I2', 'By location')
    //                 ->setCellValue('I3', 'Location')
    //                 ->setCellValue('J3', 'Nbre')
    //                 ->setCellValue('K3', 'Year');
    //
    //     $objWorksheet->mergeCells('M1:O1')
    //                 ->setCellValue('M1', "Recherches Externes")
    //                 ->mergeCells('M2:O2')
    //                 ->setCellValue('M2', 'Syntaxe de recherche')
    //                 ->setCellValue('M3', 'Expressions')
    //                 ->setCellValue('N3', 'Nbre')
    //                 ->setCellValue('O3', 'Year')
    //
    //                 ->mergeCells('Q2:U2')
    //                 ->setCellValue('Q2', "Provenance")
    //                 ->setCellValue('Q3', 'Source')
    //                 ->setCellValue('R3', 'Source Medium')
    //                 ->setCellValue('S3', 'Channel')
    //                 ->setCellValue('T3', 'Nbre')
    //                 ->setCellValue('U3', 'Year')
    //                 ;
    //
    //      // set style
    //     $objWorksheet->getStyle('A1:U3')->applyFromArray([
    //                         'font' => [
    //                         'bold' => true
    //                     ],
    //                     'alignment' => array(
    //                         'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                     )
    //                  ])->getAlignment()->setWrapText(true);
    //      /*
    //      * end fourth sheet headers
    //      */
    //
    //
    //     /*FILTERED DATA*/
    //     /*
    //     * fifth sheet
    //     */
    //     $objWorksheet = $this->spreadsheet->createSheet(4);
    //     $objWorksheet->getRowDimension(1)->setRowHeight(-1);
    //     foreach(range('A','U') as $columnID) {
    //         $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //     }
    //     // merge and set cell values
    //
    //     $objWorksheet->freezePane('B5')
    //                  ->setTitle('F-General (graph data)')
    //                  ->mergeCells('B2:V2')
    //                  ->setCellValue('B2', 'Category')
    //
    //                  ->mergeCells('A2:A4')
    //                  ->setCellValue('A2', 'Date')
    //
    //                  ->mergeCells('B3:D3')
    //                  ->setCellValue('B3', 'Visiteurs')
    //                  ->setCellValue('D4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('C4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('B4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('E3:G3')
    //                  ->setCellValue('E3', $this->lang->line('statistics')['unique_sessions_per_subscriber'])
    //                  ->setCellValue('G4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('F4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('E4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('H3:J3')
    //                  ->setCellValue('H3', 'Sessions duration')
    //                  ->setCellValue('J4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('I4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('H4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('K3:M3')
    //                  ->setCellValue('K3', $this->lang->line('statistics')['export']['page_view'])
    //                  ->setCellValue('M4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('L4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('K4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('N3:P3')
    //                  ->setCellValue('N3', 'Unique pageviews')
    //                  ->setCellValue('P4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('O4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('N4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('Q3:S3')
    //                  ->setCellValue('Q3', 'Event views')
    //                  ->setCellValue('S4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('R4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('Q4', $this->lang->line('statistics')['new_users'])
    //
    //                  ->mergeCells('T3:V3')
    //                  ->setCellValue('T3', 'Bounce Rate')
    //                  ->setCellValue('V4', $this->lang->line('statistics')['connected_users'])
    //                  ->setCellValue('U4', $this->lang->line('statistics')['known_users'])
    //                  ->setCellValue('T4', $this->lang->line('statistics')['new_users'])
    //
    //
    //                  // set style
    //                  ->getStyle('A2:V4')->applyFromArray([
    //                         'font' => [
    //                         'bold' => true
    //                     ],
    //                     'alignment' => array(
    //                         'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                     )
    //                  ]);
    //      /*
    //      * end first sheet headers
    //      */
    //      /*
    //      * end fourth sheet headers
    //      */
    //
    //      /*
    //      * second sheet
    //      * headers for the graph data
    //      */
    //      $objWorksheet = $this->spreadsheet->createSheet(5);
    //      $objWorksheet->setTitle('F-General (Web & Device type)');
    //
    //      $objWorksheet->getRowDimension(1)->setRowHeight(-1);
    //      foreach(range('A','V') as $columnID) {
    //          $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //      }
    //      // merge and set cell values
    //      $objWorksheet->freezePane('A4')
    //                  ->mergeCells('A2:B2')
    //                  ->setCellValue('A2', 'Navigateurs Web')
    //                  ->setCellValue('A3', 'Browser Type')
    //                  ->setCellValue('B3', 'Nbre')
    //                  // ->setCellValue('C3', 'Year')
    //
    //                  ->mergeCells('E2:F2')
    //                  ->setCellValue('E2', 'Type de device')
    //                  ->setCellValue('E3', 'Device type')
    //                  ->setCellValue('F3', 'Nbre')
    //                  // ->setCellValue('G3', 'Year')
    //
    //                  ->mergeCells('I2:J2')
    //                  ->setCellValue('I2', 'Liens Cliques')
    //                  ->setCellValue('I3', 'Url Link')
    //                  ->setCellValue('J3', 'Clicks')
    //                  // ->setCellValue('K3', 'Year')
    //
    //                  ->mergeCells('M2:N2')
    //                  ->setCellValue('M2', 'Formulaires envoyés')
    //                  ->setCellValue('M3', 'Category')
    //                  ->setCellValue('N3', 'Clicks')
    //                  // ->setCellValue('O3', 'Year')
    //                  ;
    //
    //       // set style
    //      $objWorksheet->getStyle('A2:V3')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //       /*
    //       * end second sheet headers
    //       */
    //
    //      /*
    //      * third sheet
    //      * headers for the graph data
    //      */
    //      $objWorksheet = $this->spreadsheet->createSheet(6);
    //      $objWorksheet->setTitle('F-Abonnes');
    //
    //      $objWorksheet->getRowDimension(2)->setRowHeight(60);
    //      foreach(range('A','V') as $columnID) {
    //          $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //      }
    //      // merge and set cell values
    //      $objWorksheet->freezePane('A4')
    //                  ->mergeCells('A2:B2')
    //                  ->setCellValue('A2', "Nombre d'inscriptions (Nouveau qui a confirmé son formulaire de première inscription)")
    //                  ->setCellValue('A3', 'Nbre')
    //                  // ->setCellValue('B3', 'Date')
    //
    //                  ->mergeCells('E2:F2')
    //                  ->setCellValue('E2', "Nombre d'événements par statuts (prochainement, en cours, complets, terminés, passés, archivés) total + /année")
    //                  ->setCellValue('E3', 'Status')
    //                  ->setCellValue('F3', 'Nbre')
    //                  // ->setCellValue('G3', 'Year')
    //
    //                  ->mergeCells('I2:J2')
    //                  ->setCellValue('I2', "Nombre de réservations effectuées (par abonnés)")
    //                  ->setCellValue('I3', 'Nbre')
    //                  // ->setCellValue('J3', 'Year')
    //
    //                  ->mergeCells('L2:M2')
    //                  ->setCellValue('L2', "Nombre de places réservées")
    //                  ->setCellValue('L3', 'Nbre')
    //                  // ->setCellValue('M3', 'Year')
    //
    //                  ->mergeCells('O2:P2')
    //                  ->setCellValue('O2', "Nombre d'annulations effectuées (annulation totale de réservation)")
    //                  ->setCellValue('O3', 'Nbre')
    //                  // ->setCellValue('P3', 'Year')
    //                  ;
    //
    //       // set style
    //      $objWorksheet->getStyle('A2:V2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //
    //      $objWorksheet->getStyle('A2:A2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //      $objWorksheet->getStyle('E2:F2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //      $objWorksheet->getStyle('I2:I2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //      $objWorksheet->getStyle('L2:L2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //      $objWorksheet->getStyle('O2:O2')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //       /*
    //       * end third sheet headers
    //       */
    //
    //      /*
    //      * fourth sheet
    //      * headers for the graph data
    //      */
    //      $objWorksheet = $this->spreadsheet->createSheet(7);
    //      $objWorksheet->setTitle('F-Recherches');
    //
    //      $objWorksheet->getRowDimension(1)->setRowHeight(-1);
    //      foreach(range('A','U') as $columnID) {
    //          $objWorksheet->getColumnDimension($columnID)->setAutoSize(true);
    //      }
    //      // merge and set cell values
    //      $objWorksheet->freezePane('A5')
    //                  ->mergeCells('A2:K2')
    //                  ->setCellValue('A2', "Recherches Internes")
    //
    //                  ->mergeCells('A3:B3')
    //                  ->setCellValue('A3', 'By event type')
    //                  ->setCellValue('A4', 'Event type')
    //                  ->setCellValue('B4', 'Nbre')
    //                  // ->setCellValue('C4', 'Year')
    //
    //                  ->mergeCells('E3:F3')
    //                  ->setCellValue('E3', 'By month')
    //                  ->setCellValue('E4', 'Month')
    //                  ->setCellValue('F4', 'Nbre')
    //                  // ->setCellValue('G4', 'Year')
    //
    //                  ->mergeCells('I3:J3')
    //                  ->setCellValue('I3', 'By location')
    //                  ->setCellValue('I4', 'Location')
    //                  ->setCellValue('J4', 'Nbre')
    //                  // ->setCellValue('K4', 'Year')
    //                  ;
    //
    //      $objWorksheet->mergeCells('M2:N2')
    //                  ->setCellValue('M2', "Recherches Externes")
    //                  ->mergeCells('M3:N3')
    //                  ->setCellValue('M3', 'Syntaxe de recherche')
    //                  ->setCellValue('M4', 'Expressions')
    //                  ->setCellValue('N4', 'Nbre')
    //                  // ->setCellValue('O4', 'Year')
    //
    //                  ->mergeCells('Q3:T3')
    //                  ->setCellValue('Q3', "Provenance")
    //                  ->setCellValue('Q4', 'Source')
    //                  ->setCellValue('R4', 'Source Medium')
    //                  ->setCellValue('S4', 'Channel')
    //                  ->setCellValue('T4', 'Nbre')
    //                  // ->setCellValue('U4', 'Year')
    //                  ;
    //
    //       // set style
    //      $objWorksheet->getStyle('A2:U4')->applyFromArray([
    //                          'font' => [
    //                          'bold' => true
    //                      ],
    //                      'alignment' => array(
    //                          'horizontal' => Alignment::HORIZONTAL_CENTER,
    //                      )
    //                   ])->getAlignment()->setWrapText(true);
    //       /*
    //       * end fourth sheet headers
    //       */
    // }

    /**
     * get data for export = all dashboard data
     *
     * @param int $event_schedule_id
     * @return array
     * access public
     */
    private function getExportData($sheet, $start ="start_date", $end = "end_date")
    {
        switch ($sheet) {
            case 0:
                // First sheet graph data
                $visitors =  $this->dashboard_statistics_model->get_ga_data('visitors', 'vis', '1_2_3', $start, $end, 'DESC');
                $sessions_unique =  $this->dashboard_statistics_model->get_ga_data('sessions', 'sess', '1_2_3', $start, $end, 'DESC');
                $sessions_duration =  $this->dashboard_statistics_model->get_ga_data('session_duration', 'sess', '1_2_3', $start, $end, 'DESC');
                $pageviews =  $this->dashboard_statistics_model->get_ga_data('pageviews', 'pv', '1_2_3', $start, $end, 'DESC');
                $unique_pageviews =  $this->dashboard_statistics_model->get_ga_data('unique_pageviews', 'pv', '1_2_3', $start, $end, 'DESC');
                $event_views =  $this->dashboard_statistics_model->get_ga_data('event_views', 'ev', '1_2_3', $start, $end, 'DESC');

                $bounceRate =  $this->dashboard_statistics_model->get_ga_data('bounceRate', 'bcr', '1_2_3', $start, $end, 'DESC');

                $data = array(
                    'visitors_graph_data' => $visitors,
                    'sessions_graph_data' => $sessions_unique,
                    'session_duration_graph_data' => $sessions_duration,
                    'pageviews' => $pageviews,
                    'unique_pageviews' => $unique_pageviews,
                    'event_views' => $event_views,
                    'bounceRate' => $bounceRate,
                );
                break;
            case 1:
                $yearly_browsers =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_browsers', $start, $end);
                $yearly_devices =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_devices', $start, $end);
                $yearly_url_clicks =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_url_clicks', $start, $end);
                $yearly_contact_cat =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_contact_cat', $start, $end);

                $data = array(
                    'yearly_browsers' => $yearly_browsers,
                    'yearly_devices' => $yearly_devices,
                    'yearly_url_clicks' => $yearly_url_clicks,
                    'yearly_contact_cat' => $yearly_contact_cat,
                );
                break;
            case 4:
                $filtered_browsers =  $this->dashboard_statistics_model->get_dashboard_table_data('filtered_browsers', $start, $end);
                $filtered_devices =  $this->dashboard_statistics_model->get_dashboard_table_data('filtered_devices', $start, $end);
                $filtered_url_clicks =  $this->dashboard_statistics_model->get_dashboard_table_data('filtered_url_clicks', $start, $end);
                $filtered_contact_cat =  $this->dashboard_statistics_model->get_dashboard_table_data('filtered_contact_cat', $start, $end);

                $data = array(
                    'yearly_browsers' => $filtered_browsers,
                    'yearly_devices' => $filtered_devices,
                    'yearly_url_clicks' => $filtered_url_clicks,
                    'yearly_contact_cat' => $filtered_contact_cat,
                );
                break;
            case 2:
                // Nombre d'inscriptions (Nouveau qui a confirmé son formulaire de première inscription)
                $y0 =  $this->dashboard_statistics_model->get_dashboard_table_data('y0', $start, $end);
                $yearly_fevents =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_fevents', $start, $end);
                $y2 =  $this->dashboard_statistics_model->get_dashboard_table_data('y2', $start, $end);
                $y3 =  $this->dashboard_statistics_model->get_dashboard_table_data('y3', $start, $end);
                $y4 =  $this->dashboard_statistics_model->get_dashboard_table_data('y4', $start, $end);

                $data = array(
                    'y0' => $y0,
                    'yearly_fevents' => $yearly_fevents,
                    'y2' => $y2,
                    'y3' => $y3,
                    'y4' => $y4,
                );
                break;
            case 5:
                // Nombre d'inscriptions (Nouveau qui a confirmé son formulaire de première inscription)
                $f_y0 =  $this->dashboard_statistics_model->get_dashboard_table_data('f_y0', $start, $end);
                $f_fevents =  $this->dashboard_statistics_model->get_dashboard_table_data('f_fevents', $start, $end);
                $f_y2 =  $this->dashboard_statistics_model->get_dashboard_table_data('f_y2', $start, $end);
                $f_y3 =  $this->dashboard_statistics_model->get_dashboard_table_data('f_y3', $start, $end);
                $f_y4 =  $this->dashboard_statistics_model->get_dashboard_table_data('f_y4', $start, $end);

                $data = array(
                    'y0' => $f_y0,
                    'yearly_fevents' => $f_fevents,
                    'y2' => $f_y2,
                    'y3' => $f_y3,
                    'y4' => $f_y4,
                );
                break;
            case 3:
                $yearly_s_evtype =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_s_evtype', $start, $end);
                $yearly_s_month =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_s_month', $start, $end);
                $yearly_s_city =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_s_city', $start, $end);
                $yearly_faq_search =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_faq_search', $start, $end);
                $yearly_source_mediums =  $this->dashboard_statistics_model->get_dashboard_table_data('yearly_source_mediums', $start, $end);

                $data = array(
                    'yearly_s_evtype' => $yearly_s_evtype,
                    'yearly_s_month' => $yearly_s_month,
                    'yearly_s_city' => $yearly_s_city,
                    'yearly_faq_search' => $yearly_faq_search,
                    'yearly_source_mediums' => $yearly_source_mediums,
                );
                break;
            case 6:
                $f_s_evtype =  $this->dashboard_statistics_model->get_dashboard_table_data('f_s_evtype', $start, $end);
                $f_s_month =  $this->dashboard_statistics_model->get_dashboard_table_data('f_s_month', $start, $end);
                $f_s_city =  $this->dashboard_statistics_model->get_dashboard_table_data('f_s_city', $start, $end);
                $f_faq_search =  $this->dashboard_statistics_model->get_dashboard_table_data('f_faq_search', $start, $end);
                $f_source_mediums =  $this->dashboard_statistics_model->get_dashboard_table_data('f_source_mediums', $start, $end);

                $data = array(
                    'yearly_s_evtype' => $f_s_evtype,
                    'yearly_s_month' => $f_s_month,
                    'yearly_s_city' => $f_s_city,
                    'yearly_faq_search' => $f_faq_search,
                    'yearly_source_mediums' => $f_source_mediums,
                );
                break;

            default:
                $data = array();
                // code...
                break;
        }

        return $data;
    }

    /**
     * Main no show excel data values
     *
     * @param array $options
     * @return void
     * access private member
     */
    private function reportData($start = "", $end = "")
    {
        /*FILTERED DATA*/
        /*
        * first sheet data
        */
        $start_date_string = date('d/m/Y', strtotime($start));
        $end_date_string = date('d/m/Y', strtotime($end));
        $datasets = $this->getExportData(0, $start, $end);
        $active_sheet = $this->spreadsheet->setActiveSheetIndex(0);
        $date_indexes = array();

        // set interval
        $active_sheet->mergeCells('A1:V1')
                    ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");

        // start from fourth row in first sheet
        $previous_date = '';
        foreach ($datasets as $data_category => $category_value) {
            $cell_row_index = 5;
            $row_passed = 0;
            switch ($data_category) {
                case 'visitors_graph_data':
                    $user_cell = array(
                        'Nouveaux'=> 'B',
                        'Connus'=> 'C',
                        'Connectés' =>'D'
                    );
                    // echo var_dump($category_value[0]['vis_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        $date_indexes[$value['vis_rdate']] = $cell_row_index;
                        // array_push($unique_dates['A'.$cell_row_index], $value['vis_rdate']);
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['vis_rdata']);
                        // $previous_date = $value['vis_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;
                case 'sessions_graph_data':
                    $user_cell = array(
                        'Nouveaux'=> 'E',
                        'Connus'=> 'F',
                        'Connectés' =>'G'
                    );
                    // echo var_dump($category_value[0]['sess_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                          // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
                          $active_sheet->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
                          $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
                          // $previous_date = $value['sess_rdate'];

                          $row_passed++;
                          if ($row_passed == 3) {
                              $cell_row_index++;
                              $row_passed = 0;
                          }
                          // if ($value['vis_rdate'] == $previous_date) {
                          // } else {
                          //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                          //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                          // }
                      }
                    }
                    break;
                case 'session_duration_graph_data':
                    $user_cell = array(
                        'Nouveaux'=> 'H',
                        'Connus'=> 'I',
                        'Connectés' =>'J'
                    );
                    // echo var_dump($category_value[0]['sess_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
                        // $previous_date = $value['sess_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;
                case 'pageviews':
                    $user_cell = array(
                        'Nouveaux'=> 'K',
                        'Connus'=> 'L',
                        'Connectés' =>'M'
                    );
                    // echo var_dump($category_value[0]['pv_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
                        // $previous_date = $value['sess_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;
                case 'unique_pageviews':
                    $user_cell = array(
                        'Nouveaux'=> 'N',
                        'Connus'=> 'O',
                        'Connectés' =>'P'
                    );
                    // echo var_dump($category_value[0]['pv_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
                        // $previous_date = $value['sess_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;
                case 'event_views':
                    $user_cell = array(
                        'Nouveaux'=> 'Q',
                        'Connus'=> 'R',
                        'Connectés' =>'S'
                    );
                    // echo var_dump($category_value[0]['ev_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        // array_push($unique_dates['A'.$cell_row_index], $value['ev_rdate']);
                        // $active_sheet->setCellValue('A'.($date_indexes[$value['ev_rdate']]), $value['ev_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($date_indexes[$value['ev_rdate']]), $value['ev_rdata']);
                        // $previous_date = $value['sess_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;
                case 'bounceRate':
                    $user_cell = array(
                        'Nouveaux'=> 'T',
                        'Connus'=> 'U',
                        'Connectés' =>'V'
                    );
                    // echo var_dump($category_value[0]['bcr_rdate']);
                    if ($category_value) {
                      foreach ($category_value as $index => $value) {
                        // array_push($unique_dates['A'.$cell_row_index], $value['bcr_rdate']);
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['bcr_rdate']);
                        $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['bcr_rdata']);
                        // $previous_date = $value['sess_rdate'];

                        $row_passed++;
                        if ($row_passed == 3) {
                            $cell_row_index++;
                            $row_passed = 0;
                        }
                        // if ($value['vis_rdate'] == $previous_date) {
                        // } else {
                        //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
                        //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
                        // }
                    }
                    }
                    break;

                default:
                    // code...
                    break;
            }
            // echo $key;
            // echo var_dump($value);
        }

        /*
        * second sheet data
        */
        $datasets = $this->getExportData(4, $start, $end);
        $active_sheet = $this->spreadsheet->setActiveSheetIndex(1);
        $date_indexes = array();

        // set interval
        $active_sheet->mergeCells('A1:V1')
                    ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");

        $previous_date = '';
        foreach ($datasets as $data_category => $category_value) {
            $cell_row_index = 4;
            $row_passed = 0;
            switch ($data_category) {
                case 'yearly_browsers':
                    // echo var_dump($category_value[0]['vis_rdate']);
                    foreach ($category_value as $index => $value) {
                        $date_indexes[$value['year']] = $cell_row_index;
                        $active_sheet->setCellValue('A'.($cell_row_index), $value['rtype']);
                        $active_sheet->setCellValue('B'.($cell_row_index), $value['vis_rdata']);
                        // $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                    break;
                case 'yearly_devices':
                    // echo var_dump($category_value[0]['vis_rdate']);
                    foreach ($category_value as $index => $value) {
                        $date_indexes[$value['year']] = $cell_row_index;
                        $active_sheet->setCellValue('E'.($cell_row_index), $value['rtype']);
                        $active_sheet->setCellValue('F'.($cell_row_index), $value['vis_rdata']);
                        // $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                    break;
                case 'yearly_url_clicks':
                    // echo var_dump($category_value[0]['vis_rdate']);
                    foreach ($category_value as $index => $value) {
                        $date_indexes[$value['year']] = $cell_row_index;
                        $active_sheet->setCellValue('I'.($cell_row_index), $value['gev_raction']);
                        $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
                        // $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                    break;
                case 'yearly_contact_cat':
                    // echo var_dump($category_value[0]['vis_rdate']);
                    foreach ($category_value as $index => $value) {
                        $date_indexes[$value['year']] = $cell_row_index;
                        $active_sheet->setCellValue('M'.($cell_row_index), $value['c_category']);
                        $active_sheet->setCellValue('N'.($cell_row_index), $value['clicks']);
                        // $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                    break;

                default:
                    // code...
                    break;
            }
        }

        /*
        * third sheet data
        */
        $datasets = $this->getExportData(5, $start, $end);
        $active_sheet = $this->spreadsheet->setActiveSheetIndex(2);
        $date_indexes = array();

        // set interval
        $active_sheet->mergeCells('A1:V1')
                    ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");

        $previous_date = '';
        if ($category_value) {
          foreach ($datasets as $data_category => $category_value) {
            $cell_row_index = 4;
            $row_passed = 0;
            switch ($data_category) {
                case 'y0':
                    // echo var_dump($category_value[0]['vis_rdate']);
                    foreach ($category_value as $index => $value) {
                        // $active_sheet->setCellValue('A'.($cell_row_index), $value['value']);
                        $active_sheet->setCellValue('B3', $value['value']);
                        // $active_sheet->setCellValue('B'.($cell_row_index), $value['data_year']);
                        $cell_row_index++;
                    }
                    break;
                case 'yearly_fevents':
                    foreach ($category_value as $index => $value) {
                        if (!empty($value['bostat'])) {
                            $active_sheet->setCellValue('E'.($cell_row_index), $value['bostat']);
                            $active_sheet->setCellValue('F'.($cell_row_index), $value['value']);
                            // $active_sheet->setCellValue('G'.($cell_row_index), $value['data_year']);
                            $cell_row_index++;
                        }
                    }
                    break;
                case 'y2':
                    foreach ($category_value as $index => $value) {
                        // $active_sheet->setCellValue('I'.($cell_row_index), $value['value']);
                        $active_sheet->setCellValue('J3', (empty($value['value'])? 0 : $value['value']));
                        // $active_sheet->setCellValue('J'.($cell_row_index), $value['data_year']);
                        $cell_row_index++;
                    }
                    break;
                case 'y3':
                    foreach ($category_value as $index => $value) {
                        $active_sheet->setCellValue('M3', (empty($value['value'])? 0 : $value['value']));
                        // $active_sheet->setCellValue('L'.($cell_row_index), $value['value']);
                        // $active_sheet->setCellValue('M'.($cell_row_index), $value['data_year']);
                        $cell_row_index++;
                    }
                    break;
                case 'y4':
                    foreach ($category_value as $index => $value) {
                        $active_sheet->setCellValue('P3', (empty($value['value'])? 0 : $value['value']));
                        // $active_sheet->setCellValue('O'.($cell_row_index), $value['value']);
                        // $active_sheet->setCellValue('P'.($cell_row_index), $value['data_year']);
                        $cell_row_index++;
                    }
                    break;
                default:
                    // code...
                    break;
            }
        }
        }
        /*
        * fourth sheet data
        */
        $datasets = $this->getExportData(6, $start, $end);
        $active_sheet = $this->spreadsheet->setActiveSheetIndex(3);
        $date_indexes = array();

        // set interval
        $active_sheet->mergeCells('A1:V1')
                    ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");

        $previous_date = '';

        if ($category_value) {
          foreach ($datasets as $data_category => $category_value) {
            $cell_row_index = 5;
            $row_passed = 0;
            switch ($data_category) {
                case 'yearly_s_evtype':
                    foreach ($category_value as $index => $value) {
                        if (!empty($value['label'])) {
                            $active_sheet->setCellValue('A'.($cell_row_index), $value['label']);
                            $active_sheet->setCellValue('B'.($cell_row_index), $value['gev_rdata']);
                            // $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
                            $cell_row_index++;
                        }
                    }
                    break;
                case 'yearly_s_month':
                    $months = array('Tous les mois', 'Janvier', 'Février', 'Mars', 'Avril', 'Mai',
                    'Juin', 'Juillet', 'Août', 'Septembre', 'Octobre', 'Novembre', 'Décembre');
                    foreach ($category_value as $index => $value) {
                        if (!empty($value['gev_raction']) && $value['gev_raction'] <= 12) {
                            $active_sheet->setCellValue('E'.($cell_row_index), $months[$value['gev_raction']]);
                            $active_sheet->setCellValue('F'.($cell_row_index), $value['gev_rdata']);
                            // $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
                            $cell_row_index++;
                        }
                    }
                    break;
                case 'yearly_s_city':
                    foreach ($category_value as $index => $value) {
                        if (!empty($value['label'])) {
                            $active_sheet->setCellValue('I'.($cell_row_index), $value['label']);
                            $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
                            // $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
                            $cell_row_index++;
                        }
                    }
                break;
                case 'yearly_faq_search':
                    foreach ($category_value as $index => $value) {
                        $active_sheet->setCellValue('M'.($cell_row_index), $value['gev_raction']);
                        $active_sheet->setCellValue('N'.($cell_row_index), $value['gev_rdata']);
                        // $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                break;

                case 'yearly_source_mediums':
                    foreach ($category_value as $index => $value) {
                        $active_sheet->setCellValue('Q'.($cell_row_index), $value['gsm_rsource']);
                        // $active_sheet->setCellValue('R'.($cell_row_index), $value['gsm_rsourcem']);
                        $active_sheet->setCellValue('R'.($cell_row_index), $value['gsm_rchannelgroup']);
                        $active_sheet->setCellValue('S'.($cell_row_index), $value['gsm_rdata']);
                        // $active_sheet->setCellValue('U'.($cell_row_index), $value['year']);
                        $cell_row_index++;
                    }
                break;
                default:
                    // code...
                    break;
            }
        }
        }
    }

    /*ALL REPORT DATA*/
    // private function reportData($start = "", $end = "")
    // {
    //     /*
    //     * first sheet data
    //     */
    //     $datasets = $this->getExportData(0);
    //     $this->spreadsheet->setActiveSheetIndex(0);
    //     $date_indexes = array();
    //
    //     // start from fourth row in first sheet
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 4;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'visitors_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'B',
    //                     'Connus'=> 'C',
    //                     'Connectés' =>'D'
    //                 );
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['vis_rdate']] = $cell_row_index;
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['vis_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['vis_rdata']);
    //                     // $previous_date = $value['vis_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'sessions_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'E',
    //                     'Connus'=> 'F',
    //                     'Connectés' =>'G'
    //                 );
    //                 // echo var_dump($category_value[0]['sess_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'session_duration_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'H',
    //                     'Connus'=> 'I',
    //                     'Connectés' =>'J'
    //                 );
    //                 // echo var_dump($category_value[0]['sess_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'pageviews':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'K',
    //                     'Connus'=> 'L',
    //                     'Connectés' =>'M'
    //                 );
    //                 // echo var_dump($category_value[0]['pv_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'unique_pageviews':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'N',
    //                     'Connus'=> 'O',
    //                     'Connectés' =>'P'
    //                 );
    //                 // echo var_dump($category_value[0]['pv_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'event_views':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'Q',
    //                     'Connus'=> 'R',
    //                     'Connectés' =>'S'
    //                 );
    //                 // echo var_dump($category_value[0]['ev_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['ev_rdate']);
    //                     // $this->sheets->setCellValue('A'.($date_indexes[$value['ev_rdate']]), $value['ev_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($date_indexes[$value['ev_rdate']]), $value['ev_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'bounceRate':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'T',
    //                     'Connus'=> 'U',
    //                     'Connectés' =>'V'
    //                 );
    //                 // echo var_dump($category_value[0]['bcr_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['bcr_rdate']);
    //                     $this->sheets->setCellValue('A'.($cell_row_index), $value['bcr_rdate']);
    //                     $this->sheets->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['bcr_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $this->sheets->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $this->sheets->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //
    //             default:
    //                 // code...
    //                 break;
    //         }
    //         // echo $key;
    //         // echo var_dump($value);
    //     }
    //
    //     /*
    //     * second sheet data
    //     */
    //     $datasets = $this->getExportData(1);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(1);
    //     $date_indexes = array();
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 3;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'yearly_browsers':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['rtype']);
    //                     $active_sheet->setCellValue('B'.($cell_row_index), $value['vis_rdata']);
    //                     $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_devices':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('E'.($cell_row_index), $value['rtype']);
    //                     $active_sheet->setCellValue('F'.($cell_row_index), $value['vis_rdata']);
    //                     $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_url_clicks':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('I'.($cell_row_index), $value['gev_raction']);
    //                     $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
    //                     $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_contact_cat':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('M'.($cell_row_index), $value['c_category']);
    //                     $active_sheet->setCellValue('N'.($cell_row_index), $value['clicks']);
    //                     $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    //
    //     /*
    //     * third sheet data
    //     */
    //     $datasets = $this->getExportData(2);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(2);
    //     $date_indexes = array();
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 3;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'y0':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('B'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_fevents':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['bostat'])) {
    //                         $active_sheet->setCellValue('E'.($cell_row_index), $value['bostat']);
    //                         $active_sheet->setCellValue('F'.($cell_row_index), $value['value']);
    //                         $active_sheet->setCellValue('G'.($cell_row_index), $value['data_year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'y2':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('I'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('J'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'y3':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('L'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('M'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'y4':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('O'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('P'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    //
    //     /*
    //     * fourth sheet data
    //     */
    //     $datasets = $this->getExportData(3);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(3);
    //     $date_indexes = array();
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 4;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'yearly_s_evtype':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['label'])) {
    //                         $active_sheet->setCellValue('A'.($cell_row_index), $value['label']);
    //                         $active_sheet->setCellValue('B'.($cell_row_index), $value['gev_rdata']);
    //                         $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'yearly_s_month':
    //                 $months = array('Tous les mois', 'Janvier', 'Février', 'Mars', 'Avril', 'Mai',
    //                 'Juin', 'Juillet', 'Août', 'Septembre', 'Octobre', 'Novembre', 'Décembre');
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['gev_raction'])) {
    //                         $active_sheet->setCellValue('E'.($cell_row_index), $months[$value['gev_raction']]);
    //                         $active_sheet->setCellValue('F'.($cell_row_index), $value['gev_rdata']);
    //                         $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'yearly_s_city':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['label'])) {
    //                         $active_sheet->setCellValue('I'.($cell_row_index), $value['label']);
    //                         $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
    //                         $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //             break;
    //             case 'yearly_faq_search':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('M'.($cell_row_index), $value['gev_raction']);
    //                     $active_sheet->setCellValue('N'.($cell_row_index), $value['gev_rdata']);
    //                     $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //             break;
    //
    //             case 'yearly_source_mediums':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('Q'.($cell_row_index), $value['gsm_rsource']);
    //                     $active_sheet->setCellValue('R'.($cell_row_index), $value['gsm_rsourcem']);
    //                     $active_sheet->setCellValue('S'.($cell_row_index), $value['gsm_rchannelgroup']);
    //                     $active_sheet->setCellValue('T'.($cell_row_index), $value['gsm_rdata']);
    //                     $active_sheet->setCellValue('U'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //             break;
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    //
    //     /*FILTERED DATA*/
    //     /*
    //     * first sheet data
    //     */
    //     $datasets = $this->getExportData(0, $start, $end);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(4);
    //     $date_indexes = array();
    //
    //     // set interval
    //     $active_sheet->mergeCells('A1:V1')
    //                 ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");
    //
    //     // start from fourth row in first sheet
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 5;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'visitors_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'B',
    //                     'Connus'=> 'C',
    //                     'Connectés' =>'D'
    //                 );
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['vis_rdate']] = $cell_row_index;
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['vis_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['vis_rdata']);
    //                     // $previous_date = $value['vis_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'sessions_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'E',
    //                     'Connus'=> 'F',
    //                     'Connectés' =>'G'
    //                 );
    //                 // echo var_dump($category_value[0]['sess_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'session_duration_graph_data':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'H',
    //                     'Connus'=> 'I',
    //                     'Connectés' =>'J'
    //                 );
    //                 // echo var_dump($category_value[0]['sess_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['sess_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['sess_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['sess_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'pageviews':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'K',
    //                     'Connus'=> 'L',
    //                     'Connectés' =>'M'
    //                 );
    //                 // echo var_dump($category_value[0]['pv_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'unique_pageviews':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'N',
    //                     'Connus'=> 'O',
    //                     'Connectés' =>'P'
    //                 );
    //                 // echo var_dump($category_value[0]['pv_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['pv_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['pv_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['pv_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'event_views':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'Q',
    //                     'Connus'=> 'R',
    //                     'Connectés' =>'S'
    //                 );
    //                 // echo var_dump($category_value[0]['ev_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['ev_rdate']);
    //                     // $active_sheet->setCellValue('A'.($date_indexes[$value['ev_rdate']]), $value['ev_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($date_indexes[$value['ev_rdate']]), $value['ev_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //             case 'bounceRate':
    //                 $user_cell = array(
    //                     'Nouveaux'=> 'T',
    //                     'Connus'=> 'U',
    //                     'Connectés' =>'V'
    //                 );
    //                 // echo var_dump($category_value[0]['bcr_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // array_push($unique_dates['A'.$cell_row_index], $value['bcr_rdate']);
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['bcr_rdate']);
    //                     $active_sheet->setCellValue($user_cell[$value['user_type']].($cell_row_index), $value['bcr_rdata']);
    //                     // $previous_date = $value['sess_rdate'];
    //
    //                     $row_passed++;
    //                     if ($row_passed == 3) {
    //                         $cell_row_index++;
    //                         $row_passed = 0;
    //                     }
    //                     // if ($value['vis_rdate'] == $previous_date) {
    //                     // } else {
    //                     //     $active_sheet->setCellValue('A'.($cell_row_index), $value['vis_rdate']);
    //                     //     $active_sheet->setCellValue($user_cell[$value['vis_rdate']].($cell_row_index), $value['vis_rdate']);
    //                     // }
    //                 }
    //                 break;
    //
    //             default:
    //                 // code...
    //                 break;
    //         }
    //         // echo $key;
    //         // echo var_dump($value);
    //     }
    //
    //     /*
    //     * second sheet data
    //     */
    //     $datasets = $this->getExportData(4, $start, $end);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(5);
    //     $date_indexes = array();
    //
    //     // set interval
    //     $active_sheet->mergeCells('A1:V1')
    //                 ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 4;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'yearly_browsers':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('A'.($cell_row_index), $value['rtype']);
    //                     $active_sheet->setCellValue('B'.($cell_row_index), $value['vis_rdata']);
    //                     // $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_devices':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('E'.($cell_row_index), $value['rtype']);
    //                     $active_sheet->setCellValue('F'.($cell_row_index), $value['vis_rdata']);
    //                     // $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_url_clicks':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('I'.($cell_row_index), $value['gev_raction']);
    //                     $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
    //                     // $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_contact_cat':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     $date_indexes[$value['year']] = $cell_row_index;
    //                     $active_sheet->setCellValue('M'.($cell_row_index), $value['c_category']);
    //                     $active_sheet->setCellValue('N'.($cell_row_index), $value['clicks']);
    //                     // $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    //
    //     /*
    //     * third sheet data
    //     */
    //     $datasets = $this->getExportData(5, $start, $end);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(6);
    //     $date_indexes = array();
    //
    //     // set interval
    //     $active_sheet->mergeCells('A1:V1')
    //                 ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 4;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'y0':
    //                 // echo var_dump($category_value[0]['vis_rdate']);
    //                 foreach ($category_value as $index => $value) {
    //                     // $active_sheet->setCellValue('A'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('B3', $value['value']);
    //                     // $active_sheet->setCellValue('B'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'yearly_fevents':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['bostat'])) {
    //                         $active_sheet->setCellValue('E'.($cell_row_index), $value['bostat']);
    //                         $active_sheet->setCellValue('F'.($cell_row_index), $value['value']);
    //                         // $active_sheet->setCellValue('G'.($cell_row_index), $value['data_year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'y2':
    //                 foreach ($category_value as $index => $value) {
    //                     // $active_sheet->setCellValue('I'.($cell_row_index), $value['value']);
    //                     $active_sheet->setCellValue('J3', $value['value']);
    //                     // $active_sheet->setCellValue('J'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'y3':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('M3', $value['value']);
    //                     // $active_sheet->setCellValue('L'.($cell_row_index), $value['value']);
    //                     // $active_sheet->setCellValue('M'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             case 'y4':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('P3', $value['value']);
    //                     // $active_sheet->setCellValue('O'.($cell_row_index), $value['value']);
    //                     // $active_sheet->setCellValue('P'.($cell_row_index), $value['data_year']);
    //                     $cell_row_index++;
    //                 }
    //                 break;
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    //
    //     /*
    //     * fourth sheet data
    //     */
    //     $datasets = $this->getExportData(6, $start, $end);
    //     $active_sheet = $this->spreadsheet->setActiveSheetIndex(7);
    //     $date_indexes = array();
    //
    //     // set interval
    //     $active_sheet->mergeCells('A1:V1')
    //                 ->setCellValue('A1', "Du {$start_date_string} au {$end_date_string}");
    //
    //     $previous_date = '';
    //     foreach ($datasets as $data_category => $category_value) {
    //         $cell_row_index = 5;
    //         $row_passed = 0;
    //         switch ($data_category) {
    //             case 'yearly_s_evtype':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['label'])) {
    //                         $active_sheet->setCellValue('A'.($cell_row_index), $value['label']);
    //                         $active_sheet->setCellValue('B'.($cell_row_index), $value['gev_rdata']);
    //                         // $active_sheet->setCellValue('C'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'yearly_s_month':
    //                 $months = array('Tous les mois', 'Janvier', 'Février', 'Mars', 'Avril', 'Mai',
    //                 'Juin', 'Juillet', 'Août', 'Septembre', 'Octobre', 'Novembre', 'Décembre');
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['gev_raction'])) {
    //                         $active_sheet->setCellValue('E'.($cell_row_index), $months[$value['gev_raction']]);
    //                         $active_sheet->setCellValue('F'.($cell_row_index), $value['gev_rdata']);
    //                         // $active_sheet->setCellValue('G'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //                 break;
    //             case 'yearly_s_city':
    //                 foreach ($category_value as $index => $value) {
    //                     if (!empty($value['label'])) {
    //                         $active_sheet->setCellValue('I'.($cell_row_index), $value['label']);
    //                         $active_sheet->setCellValue('J'.($cell_row_index), $value['gev_rdata']);
    //                         // $active_sheet->setCellValue('K'.($cell_row_index), $value['year']);
    //                         $cell_row_index++;
    //                     }
    //                 }
    //             break;
    //             case 'yearly_faq_search':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('M'.($cell_row_index), $value['gev_raction']);
    //                     $active_sheet->setCellValue('N'.($cell_row_index), $value['gev_rdata']);
    //                     // $active_sheet->setCellValue('O'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //             break;
    //
    //             case 'yearly_source_mediums':
    //                 foreach ($category_value as $index => $value) {
    //                     $active_sheet->setCellValue('Q'.($cell_row_index), $value['gsm_rsource']);
    //                     $active_sheet->setCellValue('R'.($cell_row_index), $value['gsm_rsourcem']);
    //                     $active_sheet->setCellValue('S'.($cell_row_index), $value['gsm_rchannelgroup']);
    //                     $active_sheet->setCellValue('T'.($cell_row_index), $value['gsm_rdata']);
    //                     // $active_sheet->setCellValue('U'.($cell_row_index), $value['year']);
    //                     $cell_row_index++;
    //                 }
    //             break;
    //             default:
    //                 // code...
    //                 break;
    //         }
    //     }
    // }
    /**
     * Export no show file with title+date
     *
     * @param integer $eventID
     * @param integer $eventScheduleID
     * @return void
     * access private member
     */
    public function export($start, $end)
    {
        //call memory limit
        $this->setMemoryLimit();

        //call document properties
        $this->setDocumentProperties();


        //set php excel first 5 row(s) with freeze header
        $this->setExcelHeaders();

        //get data for populate
        $this->reportData($start, $end);

        //Call auto size function columns for active worksheet
        $this->setExcelAutoSize();

        // Set active sheet index to the first sheet, so Excel opens this as the first sheet
        $this->spreadsheet->setActiveSheetIndex(0);

        // protect the workbok
        $this->spreadsheet->getSecurity()->setLockWindows(true);
        $this->spreadsheet->getSecurity()->setLockStructure(true);

        $this->spreadsheet->getSecurity()->setWorkbookPassword('secret');

        //call headers and download file
        $start_date_string = date('d/m/Y', strtotime($start));
        $end_date_string = date('d/m/Y', strtotime($end));

        $this->setHeaders('Données statistiques - '.date('Y_m_d H:i:s')." (Du {$start_date_string} au {$end_date_string})");
    }
}