<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Timetable;
use App\Models\Notification;

class AdminDashboardController extends Controller
{
    public function index()
    {
        if (!session()->has('admin_id')) {
            return redirect()->route('admin.login')->with('error', 'Please login first.');
        }

        
        $totalTimetableSlots = Timetable::count();
 
        $unreadNotifications = Notification::where('target_role', 'admin')
                                            ->where('is_read', false)
                                            ->count();

        $notifications = Notification::where('target_role', 'admin')
                                      ->orderBy('created_at', 'desc')
                                      ->take(5)
                                      ->get();

        return view('admin.admindashboard', compact(
            'totalTimetableSlots',
            'unreadNotifications',
            'notifications'
        ));
    }

    public function markAsRead($id)
    {
        $notification = Notification::findOrFail($id);
        $notification->update(['is_read' => true]);

        return redirect()->back()->with('success', 'Notification marked as read!');
    }
}