<?php


namespace App\Controller;

use App\Controller\AppController;
use App\Utility\Certificate;
use Cake\View\View;


/**
 *Certificate Controller
 * *
 * @method \App\Model\Entity\Certificate[]|\Cake\Datasource\ResultSetInterface paginate($object = null, array $settings = []) */
class CertificateController extends AppController
{

  /**
   * Links 
   *
   * @certificate/CHC/ehcplmmdgujaoerzhhhfglwkqakdeqzx --- Credit Hacker Challenge
   * @certificate/CRS01/yihjpcxejusqlrwtfkxhvjydmjoiiclh --- Credit Repair Software/Business Essentials
   * @certificate/M2CM01/jikhyrpbxljiyncvecixilkluvjbkalq --- Metro 2 Compliance Method
   */
  public function initialize()
  {
    parent::initialize();
    $this->Auth->allow(['CHC', 'CRS', 'M2CM']);
    if ($this->Auth->user()) {
      $this->Auth->allow(['getcertificatelistbymemberId']);
    }
  }
  /**
   * Index method
   *
   * @return \Cake\Http\Response|void
   */
  public function CHC($unique_string)
  {

    $this->loadModel('Certificates');
    $certificate = $this->Certificates->getCertificateByUniqueString('CHC', $unique_string);

    if (!empty($certificate)) {

      $_SESSION['member_certificate'] = [
        'certificate_id' => $certificate->id,
        'name' => $certificate->name
      ];
      return $this->redirect(['controller' => 'Cmsusers', 'action' => 'login']);
    }

    die('Invalid Request');
  }

  public function CRS($unique_string)
  {

    $this->loadModel('Certificates');
    $certificate = $this->Certificates->getCertificateByUniqueString('CRS', $unique_string);

    if (!empty($certificate)) {

      $_SESSION['member_certificate'] = [
        'certificate_id' => $certificate->id,
        'name' => $certificate->name
      ];
      return $this->redirect(['controller' => 'Cmsusers', 'action' => 'login']);
    }

    die('Invalid Request');
  }

  public function M2CM($unique_string)
  {

    $this->loadModel('Certificates');
    $certificate = $this->Certificates->getCertificateByUniqueString('M2CM', $unique_string);

    if (!empty($certificate)) {

      $_SESSION['member_certificate'] = [
        'certificate_id' => $certificate->id,
        'name' => $certificate->name
      ];
      return $this->redirect(['controller' => 'Cmsusers', 'action' => 'login']);
    }

    die('Invalid Request');
  }

  /**
   * View method
   *
   * @param string|null $idCertificate id.
   * @return \Cake\Http\Response|void
   * @throws \Cake\Datasource\Exception\RecordNotFoundException When record not found.
   */
  public function generatecertificate()
  {
    $request = $this->request->getData();
    if($this->request->is('ajax')){
      if($request['action'] == "session_unset"){
          if($request['session_unset'] == "1"){
              unset($_SESSION['member_certificate']);
              $response['status'] = true;
              $response['message'] = "Certificate session unset successfully";
          }
      }

      echo json_encode($response);
      die();
    }
    $inputData['member_id'] = $this->Auth->user('id');
    $inputData['certificate_id'] = 0;
    if($_SESSION['member_certificate']['certificate_id'] > 0){
      $inputData['certificate_id'] = $_SESSION['member_certificate']['certificate_id'];
    }
    $certificate_name = $_SESSION['member_certificate']['name'];
    $inputData['member_name'] = trim($request['fname'] . " " . $request['lname']);
    $this->loadModel('MemberCertificates');
    
    if($inputData['certificate_id'] > 0 && $this->MemberCertificates->updateOrInsertMemberCertificate($inputData['member_id'], $inputData['certificate_id'], $inputData)) {

      $pdf_file_path = Certificate::certificate_generate_for_pdf($inputData);
      $pdf_file_path = WWW_ROOT.$pdf_file_path;
      
      $templateContent['certificate_name'] = $_SESSION['member_certificate']['name'];
      $templateContent['content'] = $inputData['member_name'];
      $templateContent['company_name'] = "Admin";
      $templateContent['company_email'] = NO_REPLY_EMAIL;
      
      $subject = Certificate::CERTIFICATE_EMAIL_SUBJECTS[$inputData['certificate_id']];
      $this->sendEmail('certificate_email', $templateContent, $request['email'], $subject, $pdf_file_path);
      $download_name = str_replace(' ', '_', $certificate_name);
      $this->downloadFile($pdf_file_path,"pdf", $download_name);
      unset($_SESSION['member_certificate']);
    }

    return $this->redirect(['controller' => 'Cmsusers', 'action' => 'login']);
  }


  private function downloadFile($file_path,$extension,$download_name){
    header('Content-Type: application/octet-stream');
    header("Content-Transfer-Encoding: Binary");
    header("Content-disposition: attachment; filename=\"" . "{$download_name}.{$extension}" . "\"");
    readfile($file_path);
    unlink($file_path);
  }

  public function getcertificatelistbymemberId()
  {

    if ($this->request->is('ajax')) {
      $response = [];
      $request = $this->request->getData();
      $this->loadModel('MemberCertificates');
      if ($request['action'] == "GET_CERTIFICATE_LIST") {
        $member_id = $request['member_id'];

        $certificates = $this->MemberCertificates->getCertificateListByMemberId($member_id);
        $view = new View($this->request, $this->response);
        $response['html'] = $view->element('certificate/certificate_list', ['memberCertificates' => $certificates]);
      } else if ($request['action'] == "UPDATE_DOWNLOAD_STATUS") {
        $member_certificate_id = $request['member_certificate_id'];
        $status = $request['status'];
        $response['status'] = $this->MemberCertificates->updateById($member_certificate_id, ['downloaded' => $status]);
        $member_id = $request['member_id'];

        $certificates = $this->MemberCertificates->getCertificateListByMemberId($member_id);

        $view = new View($this->request, $this->response);
        $response['html'] = $view->element('certificate/certificate_list', ['memberCertificates' => $certificates]);
        $response['message'] = "Certificate download revoked successfully";

        if ($response['status']) {
          $response['message'] = "Certificate download permitted successfully";
        }
      }

      echo json_encode($response);
      exit;
    }
  }


}