public function index()
 {
     $studentsCount = User::count();
     $lessons = Lesson::where('published', 1)->orderBy('id', 'desc')->take(30)->get();
     $available = Series::where('for_sale', 1)->where('preorder', 0)->get();
     $presale = Series::where('for_sale', 1)->where('preorder', 1)->get();
     //$series = Series::where('for_sale', 1)->orderBy('id')->take(10)->get();
     return view('welcome', compact('studentsCount', 'available', 'presale', 'lessons'));
 }
 public function dashboard()
 {
     if (Auth::user()->stripe_active == 1) {
         $series = Series::where('published', 1)->get();
     } else {
         $series = Auth::user()->series;
     }
     $all_series = Series::where('for_sale', 1)->orderBy('id', 'desc')->get();
     $other_series = $all_series->diff($series);
     //dd($other_series);
     return view('user.dashboard', compact('series', 'other_series'));
 }
 /**
  * Show the form for editing the specified resource.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function edit($slug)
 {
     $series = Series::where('slug', $slug)->firstOrFail();
     $allTags = Series::allTags();
     return view('admin.series.edit', compact('allTags', 'series'));
 }
 public function getThanks($slug)
 {
     $series = Series::where('slug', $slug)->firstOrFail();
     return view('user.thanks', compact('series'));
 }