laravel_demo/app/Http/Controllers/CommentController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Comment;

class CommentController extends Controller
{
    function moderation() {
		$comments = Comment::with("commentable")->pending()->recent()->get();

		return view("comment_moderation_queue", ["comments" => $comments]);
    }

    function allow(Comment $comment) {
		$comment->allow();

		return view("success");
    }

    function reject(Comment $comment) {
		$comment->reject();

		return view("success");
    }
}