<?php

// In routes file:
Route::get('/podcasts/{id}', 'PodcastsController@show')->multitype();


// In controller:
public function show($id)
{
    $podcast = Podcast::findOrFail($id);

    abort_unless($podcast->isVisibleTo(Auth::user()), 404);

    return request()->match([
        'html' => view('podcasts.show', [
            'podcast' => $podcast,
            'episodes' => $podcast->recentEpisodes(5),
        ]),
        'json' => $podcast,
    ]);
}