// Get file from local directory and store in Array in the form of url

      public function getDirectoryFileProcessToArray($direstoryPath){

        $base_url = url('/');

        $cacheImages=[];

        $files = File::allFiles($direstoryPath);

​

        foreach($files as $orgFile){

            $fileInfo = pathinfo($orgFile);

            $orgFileName=$fileInfo['basename'];

            $imageFilePath=$base_url."/uploads/pharmacy/images/".$orgFileName;

             array_push($cacheImages, $imageFilePath);

        }

        return $cacheImages;

    }

​

// when service worker generate it store the folder files in cache

       protected function generateServiceWorker()

    {  

       $base_url = url('/');

        $myPublicFolder = public_path();

        $direstoryPath = $myPublicFolder."\uploads\pharmacy\images";

​

        $cacheImagesUrl=$this->getDirectoryFileProcessToArray($direstoryPath);

​

        $cacheImages=implode(",",$cacheImagesUrl);

         return <<<SERVICE_WORKER

          var phpArrayImages='{$cacheImages}';

           var imageUrl = phpArrayImages.split(",");

           console.log(imageUrl) 

             // Cache on install

        self.addEventListener("install", event => {

            this.skipWaiting();

            event.waitUntil(

                caches.open(staticCacheName)

                    .then(cache => {

                        cache.addAll(imageUrl)

                       return cache.addAll(filesToCache);

                    })

            )

        });

        SERVICE_WORKER;

   }