public function courses()
{
$productTag = Input::get('tag');
return view('home.courses.index', ['courses' => $productTag != null ? Course::whereHas('productTags', function ($query) use($productTag) {
$query->where('name', $productTag);
})->get() : Course::all()]);
}
/**
* Display a listing of the resource.
*
* @return \Illuminate\Http\Response
*/
public function index()
{
return view('admin.courses.index', ['courses' => Course::all()]);
}