nhance/app/Controllers/EmpDataServiceController.php

<?php

namespace App\Controllers;

use CodeIgniter\HTTP\IncomingRequest;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\HTTP\ResponseInterface;
use Psr\Log\LoggerInterface;


use App\Models\EmployeeModel;
use App\Models\EmployeePolicyModel;
use App\Models\ClientModel;
use App\Models\ClientPolicyModel;
use App\Models\FileModel;
use App\Models\BatchListModel;
use App\Models\BatchFileModel;
use App\Models\EmpEndorsementModel;

use App\Controllers\Jobs ;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;

class EmpDataServiceController extends BaseController
{
    protected $myLogger;
    protected $employeeModel;
    protected $employeePolicyModel;
    protected $clientModel;
    protected $fileModel;
    protected $clientPolicyModel;
    protected $batchListModel;
    protected $batchFileModel;
    protected $empEndorsementModel;

    public function __construct()
    {
        // helper('utility');
        set_session_context('EmployeeDataService Second Service');
        $this->myLogger = \Config\Services::mylogger();
        $this->employeeModel = new EmployeeModel();
        $this->employeePolicyModel = new EmployeePolicyModel();
        $this->clientModel       = new ClientModel();
        $this->fileModel         = new FileModel();
        $this->clientPolicyModel = new ClientPolicyModel();
        $this->batchListModel    = new BatchListModel();
        $this->batchFileModel    = new BatchFileModel();
        $this->empEndorsementModel    = new EmpEndorsementModel();
    }


    public function batchFilesAndBatchListEntry($data, $filename, $objects){
       $random_number_count = 4;
       $data['batch_code'] = generate_random_string($random_number_count);
       $data['created_by'] = get_session_userid();
       $data['file_name'] = $filename;
       $insert = $this->batchFileModel->insert($data);
       $batch_file_batch_code = $this->batchFileModel->where('id', $insert)->first();

       if($insert){
          foreach($objects as $value){
            $batch_list_data['batch_code'] =  $batch_file_batch_code['batch_code'];
            $batch_list_data['emp_policy_id'] =  $value->employee_policy_id ?? $value->emp_id;
            $batch_list_data['created_by'] = get_session_userid();
             $this->batchListModel->insert($batch_list_data);
          }
       }
       return true;
        
    }
    

    public function generateExcelForAdditionandInception($batch_files_data, $export_data, $file_name)
    {

        $data = transform_objects_to_array_for_inception($export_data);
        $headers = [
            'S.No', 'NAME OF EMP/DEP', 'EMP ID', 'EMP/DEP TYPE', 'RELATION', 'DOB', 'GENDER', 'PRE EXISTING AILMENTS',
            'BASIC COVER SI', 'DATE OF COVERAGE', 'AGE', 'RELATIONSHIP', 'REMARKS', 'POLICY END DATE', 'NO OF DAYS', 'TPA ID', 'UHID',
            'PREMIUM', 'PR0 RATA PREMIUM', 'GST', 'TOTAL'
        ];
        
        // Create a temporary file in memory
        $tempFile = tmpfile();

        // Generate Excel file with the temporary file
        $value = generate_excel($headers, $data, $tempFile, 1);

        // Generate a random filename
        $randomFilename = $file_name;

        if($value){
           $return = $this->batchFilesAndBatchListEntry($batch_files_data, $randomFilename, $export_data);
           if($return){

                // Set the appropriate headers for Excel file download
                header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
                header('Content-Disposition: attachment;filename="' . $randomFilename . '"');
                header('Cache-Control: max-age=0');

                // Rewind the temporary file pointer
                rewind($tempFile);

                // Output the contents of the temporary file to the browser
                fpassthru($tempFile);

                // Close and remove the temporary file
                fclose($tempFile);

           }else{
               return false;
           }
        }



    }


    public function generateExcelForCorrection($file_name, $objects, $batch_files_data)
    {

        $correction_data = transform_objects_to_array_for_correction($objects);

        $headers = [
            'Emp Code', 'RISK ID', 'NAME OF EMP/DEP', 'EMP/DEP TYPE', 'RELATION', 'DOB', 'GENDER', 'Wrong Data', 'Correct Data', 'Remarks', 'Endorsement_Id'
        ];


         // Create a temporary file in memory
         $tempFile = tmpfile();

         // Generate Excel file with the temporary file
         $value = generate_excel($headers, $correction_data, $tempFile);
 
         // Generate a random filename
         $randomFilename = $file_name;
 
         if($value){
            $return = $this->batchFilesAndBatchListEntry($batch_files_data, $randomFilename, $objects);
            if($return){
 
                 // Set the appropriate headers for Excel file download
                 header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
                 header('Content-Disposition: attachment;filename="' . $randomFilename . '"');
                 header('Cache-Control: max-age=0');
 
                 // Rewind the temporary file pointer
                 rewind($tempFile);
 
                 // Output the contents of the temporary file to the browser
                 fpassthru($tempFile);
 
                 // Close and remove the temporary file
                 fclose($tempFile);

                 return true;
 
            }else{
                return false;
            }
         }

    }
    
}