laravel-elearning/app/Http/Controllers/GroupController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

use App\Http\Requests;
use App\Http\Requests\StoreGroup;
use App\Group;

class GroupController extends Controller
{
    public function __construct()
    {
        $this->middleware('auth');
    }

    public function showGroups()
    {
        $groups = Group::all();
        return view('groups.showall', compact('groups'));
    }

    public function newGroup()
    {
        return view('groups.new');
    }

    public function addGroup(StoreGroup $request)
    {
        $group = new Group;
        $group->addGroup($request->all());
        return redirect('/admin/groups');
    }

    public function editGroup(Group $group)
    {
        return view('groups.edit', compact('group'));
    }

    public function updateGroup(Group $group, StoreGroup $request)
    {
        $group->updateGroup($request->all());
        return redirect("/admin/groups");
    }

    public function confirmDeleteGroup(Group $group)
    {
        return view('groups.delete', compact('group'));
    }

    public function deleteGroup(Group $group)
    {
        $group->deleteGroup();
        return redirect('/admin/groups');
    }
}