UNIT3D-Community-Edition/app/Http/Controllers/NotificationController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use \Toastr;
use Carbon\Carbon;

class NotificationController extends Controller
{
    /**
     * Show All Notifications
     *
     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
     */
    public function get()
    {
        $notification = auth()->user()->notifications;

        return view('notification.notifications', ['notification' => $notification]);
    }

    /**
     * Set A Notification To Read
     *
     * @param $id
     * @return Illuminate\Http\RedirectResponse
     */
    public function read($id)
    {
        auth()->user()->unreadNotifications()->findOrFail($id)->markAsRead();

        return redirect()->route('get_notifications')
            ->with(Toastr::success('Notification Marked As Read!', 'Yay!', ['options']));
    }

    /**
     * Mass Update All Notification's To Read
     *
     * @return Illuminate\Http\RedirectResponse
     */
    public function massRead()
    {
        $current = new Carbon();
        auth()->user()->unreadNotifications()->update(['read_at' => $current]);

        return redirect()->route('get_notifications')
            ->with(Toastr::success('All Notifications Marked As Read!', 'Yay!', ['options']));
    }

    /**
     * Delete A Notification
     *
     * @param $id
     * @return Illuminate\Http\RedirectResponse
     */
    public function delete($id)
    {
        auth()->user()->notifications()->findOrFail($id)->delete();

        return redirect()->route('get_notifications')
            ->with(Toastr::success('Notification Deleted!', 'Yay!', ['options']));
    }

    /**
     * Mass Delete All Notification's
     *
     * @return Illuminate\Http\RedirectResponse
     */
    public function deleteAll()
    {
        auth()->user()->notifications()->delete();

        return redirect()->route('get_notifications')
            ->with(Toastr::success('All Notifications Deleted!', 'Yay!', ['options']));
    }
}