/**
* User liked a post
* @param Post $post
* @return Redirect
*/
public function like(Post $post)
{
$alreadyLiked = $post->likesFor($this->auth->user());
$message = '';
if (!!$alreadyLiked->count()) {
$message = 'You unliked a post.';
$alreadyLiked->delete();
} else {
$message = 'You liked a post.';
$post->likes()->create(['user_id' => $this->auth->user()->id]);
}
return back()->withSuccessMessage($message);
}
