<?php

namespace App\Controllers;

use App\Controllers\BaseController;

use CodeIgniter\Validation\Exceptions\ValidationException;

use App\Models\Costcenter_model;

use PhpOffice\PhpSpreadsheet\Spreadsheet;

use PhpOffice\PhpSpreadsheet\Writer\Xlsx;


/**
 * Module : Cost Center 
 * Cost Center  Class to control all cost center related operations.
 * @author : Venba
 * @version : 1.1
 * @since : 15 Feb 2016
 * @example : Revised  at 15th april 2024
 */
class CostCenter extends BaseController
{
    protected  $costcenter_model;
    protected $session;


    /**
     * This is default constructor of the class
     */
    public function __construct()
    {
        parent::__construct();
        $this->costcenter_model = new Costcenter_model();         
        $this->session = session();
        helper('form'); //$this->load->library('form_validation');
        // $this->load->library('pagination');                 
        
        $this->isLoggedIn();
    }
    /**
     * This function used to load the first screen of the user
     */
    public function index()
    {
        
        $isActiveFilter = 1 ;  // default showing active data
        $showArchive    = 0 ; //

        if ($this->request->getMethod() === 'POST') {

            $showArchive = $this->request->getPost('showArchive');
            //reversing condition that when user wants deleted data to be shown we are making active filter
                if($showArchive){
                    $isActiveFilter = 0;
                }
        } 

        $data['showArchive'] = $showArchive;
        $data['userRecords'] = $this->costcenter_model->CostListing($isActiveFilter);
        $this->global['pageTitle'] = 'Cost List';

        $this->loadViews("costListing", $this->global, $data, NULL);
    }

    /**
     * This function is used to add/edit Cost
     */
    public function fetchCostCenterDetails() {
        $id = $this->request->getPost('id');
        log_message('error', 'id: ' . $id);
        $CostCenterName = $this->request->getPost('CostCenterName');
        $userId = $this->session->get('userId');
        $approverId = $this->session->get('EmpID');
        $currentdt = get_current_date_time();
    
        $data = ['status' => false, 'message' => 'An error occurred while creating cost details'];
    
        if ((int)$id == 0) {
            $lastccid = $this->costcenter_model->lastCCID();
            log_message('error', 'LAST CodeCenterID : ' . $lastccid);

            $newccid = (int)$lastccid++;
            log_message('error', 'CodeCenterID with Incremented : ' . $newccid);

            $newccc = generateCostCenterCode($lastccid); 
            log_message('error', 'newly Generated ccc : ' . $newccc);
            
            $Cost = ['CostCenterCode' => $newccc,
                'CostCenterName' => $CostCenterName,
                'ApprovedBy' => $approverId,
                'CreatedBy' => $userId,
                'CreatedDate' => $currentdt
            ];
            if ($this->costcenter_model->saveCostCenter($Cost) > 0) {
                $data = ['status' => true, 'message' => 'Successfully created cost details'];
            }
        } else {
            $Cost = ['CostCenterName' => $CostCenterName,'UpdatedBy' => $userId,'UpdatedDate' => $currentdt];
            if ($this->costcenter_model->updateCostCenter($Cost, $id) > 0) {
                $data = ['status' => true, 'message' => 'Successfully updated cost details'];
            }
        }
    
        return $this->response->setJSON($data);
    }


    /** re activate the cost center */

    public function reActivateCostCenter(){

        $CostCenterCode = $_GET['CostCenterCode'];
        if(!empty($CostCenterCode)){
            $updatedBy = $this->session->get('userId');
            $message = $this->costcenter_model->reActivateCostCenter($CostCenterCode, $updatedBy);
            return redirect()->route('costListing');  
        }else{
            // $message = "Cost Center Code Not  Avalable";
            return redirect()->route('costListing');  
        }
        // $this->session->setFlashdata('success', $message);
        // return redirect()->route('costListing');  

    }
    
   
    /**
     * delete the Cost
     */
    function deleteCostCenter($CostCode = NULL)
    {
        
        $CostCenterID = $CostCode ?? $_GET['CostCenterCode'];
        if(!empty($CostCenterID)){
            $updatedBy = $this->session->get('userId');
            $message = $this->costcenter_model->deleteCostCenter($CostCenterID, $updatedBy);
            return redirect()->route('costListing');  
        }else{
            $message = "Cost Center Code Not  Avalable";
            return redirect()->route('costListing');  
        }
        // $this->session->setFlashdata('success', $message);
        // return redirect()->route('costListing');        

    }


    /**
     * checkCostCenter
     */

     function checkCostCenter(){
        $data = $this->request->getPost();

        $CostCenterId   = $data['CostCenterId'];
        $CostCenterName = $data['CostCenterName'];

        $CostCenterName = str_replace(' ', '', $CostCenterName);

        $result = $this->costcenter_model->checkCostCenter( $CostCenterId,$CostCenterName);

        return $this->response->setJSON($result);
     }

    /**
     * export the Cost
     */
    function exportcost()
	{
		
        $exportData = $this->costcenter_model->export_excel();
        $file_name = 'Cost_Master' .' '.  '.xls'; //save our workbook as this file name
		$spreadsheet = new Spreadsheet();
		$sheet = $spreadsheet->getActiveSheet();
        $sheet->mergeCells('B3:P3');
        $sheet->getStyle('G3')->getAlignment()->setHorizontal('center');    
        $sheet->setTitle('Cost Master');

        $headers = [
            'G3'=>'RESICO Cost Master',
            'B5'=>'S.No','C5'=>'CostCenterCode','D5'=>'CostCenterName',
            'E5'=>'CAPITAL','F5'=>'REVENUE','G5'=>'IMPORT','H5'=>'SERVICE',
            'I5'=>'BudgetYear','J5'=>'DepartmentName','K5'=>'IsActive',
            'L5'=>'CreatedBy','M5'=>'UpdatedBy','N5'=>'IsApproved','O5'=>'ApprovedBy'
        ];
        
        foreach ($headers as $cell => $value) {
            $sheet->setCellValue($cell, $value);
            $sheet->getStyle($cell)->getFont()->setSize($cell == 'G3' ? 14 : 12);
            $sheet->getStyle($cell)->getFont()->setBold(true);
        }

        if($exportData){
            $i = 6;$s = 1;
            foreach ($exportData as $data) {
                $rowData = [
                    'B' . $i => $s,
                    'C' . $i => $data['CostCenterCode'],
                    'D' . $i => $data['CostCenterName'],
                    'E' . $i => $data['capital'],
                    'F' . $i => $data['revenue'],
                    'G' . $i => $data['import'],
                    'H' . $i => $data['service'],
                    'I' . $i => $data['BudgetYear'],
                    'J' . $i => $data['DepartmentName'],
                    'K' . $i => $data['IsActive'],
                    //'K' . $i => $data['Remarks'],
                    'L' . $i => $data['firstname'],
                    'M' . $i => $data['Updated_By'],
                    'N' . $i => $data['IsApproved'],
                    'O' . $i => $data['firstname']
                ];

                foreach ($rowData as $cell => $value) {
                    $sheet->setCellValue($cell, $value);
                }

                $i++;
                $s++;
            }

        }
		// $writer = new Xlsx($spreadsheet);
		// $writer->save($file_name);
		// header("Content-Type: application/vnd.ms-excel");
		// header('Content-Disposition: attachment; filename="' . basename($file_name) . '"');
		// header('Expires: 0');
		// header('Cache-Control: must-revalidate');
		// header('Pragma: public');
		// header('Content-Length:' . filesize($file_name));
		// flush();
		// readfile($file_name);
		// exit;
        // Clear the output buffer to prevent any other output
        ob_clean();

        $writer = new Xlsx($spreadsheet);

        header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
        header('Content-Disposition: attachment;filename="'. $file_name .'"');
        header('Cache-Control: max-age=0');
        header('Expires: 0');
        header('Pragma: public');

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

    
}