file-upload with fileinput

public function logo(Request $request){
  //http://plugins.krajee.com/file-input#ajax-uploads
        try{


            $id = 1;
            $file=$_FILES['fileBlob'];

    //se valida que el usuario sea de status 1 = aprobado y que no sea status 2=ya se recibieron datos

// your file
// organizar
            $file = $_FILES['fileBlob']['name'];
            $info = pathinfo($file);
            $extension =  $info['extension'];


            $validator = Validator::make($request->all(), [
      //archivos
                'file' => 'sometimes|max:10048|mimes:jpg,jpeg,bmp,png,gif,svg,pdf',
            ]);

            if ($validator->fails()) {
                return response()->json($validator->errors(), 500);
            }

//for file
            $uniqueid=uniqid();

            $name=$uniqueid.'.'.$extension;
            \Storage::disk('img')->put($name, file_get_contents($_FILES['fileBlob']['tmp_name'] ));


    //$landing = Precalificador::create($request->all());
            $cliente = Settings::where('id', $id)->update([
                'avatar'=>$name,
            ]);


//documetnacion
//http://plugins.krajee.com/file-input#ajax-uploads

        $file = $_FILES['fileBlob']['tmp_name'];  // the path for the uploaded file chunk
        $fileName = $_POST['fileName'];          // you receive the file name as a separate post data
        $fileSize = $_POST['fileSize'];          // you receive the file size as a separate post data
        $fileId = $_POST['fileId'];              // you receive the file identifier as a separate post data
        $index =  $_POST['chunkIndex'];          // the current file chunk index
        $totalChunks = $_POST['chunkCount'];     // the total number of chunks for this file
        //$targetFile = $targetDir.'/'.$fileName;  // your target file path

        return response()->json(
           [
                'chunkIndex' => $index,         // the chunk index processed
                'initialPreview' => url('img/'.$name), // the thumbnail preview data (e.g. image)
                'initialPreviewConfig' => [
                    [
                        'type' => 'image',      // check previewTypes (set it to 'other' if you want no content preview)
                        'caption' => $fileName, // caption
                        'key' => $fileId,       // keys for deleting/reorganizing preview
                        'fileId' => $fileId,    // file identifier
                        'size' => $fileSize,    // file size
                        'zoomData' => $name, // separate larger zoom data
                    ]
                ],
                'append' => true
            ]
        );


    }catch(\Exception $e){

       return response()->json(
           [
            'error' => 'El archivo no ha podido ser subido'
        ]
    );




   }


}