/**
  * Remove the screenshot image.
  *
  * @param \Illuminate\Http\Request $request
  * @param  string $id
  * @return \Illuminate\Http\Response
  */
 public function screenshotsRemove(Request $request, $id)
 {
     $showcase = Showcase::findOrFail($id);
     $file = $request->get('s');
     foreach ($showcase->screenshots as $s) {
         if ($s == $file) {
             if ($showcase->pull('screenshots', $s)) {
                 $this->deleteImage($s);
             }
         }
     }
     return back();
 }
 /**
  * Make showcase application is draft mode.
  *
  * @param  int  $id
  * @return Response
  */
 public function draft($id)
 {
     $app = Showcase::findOrFail($id);
     $app->published = 'd';
     if ($app->save()) {
         session()->flash('success', 'Showcase App is successfully draft.');
     } else {
         session()->flash('error', 'Error occured to draft the showcase app.');
     }
     return redirect()->route('showcase');
 }