Laravel Eloquent：显示后更新数据的策略

public function index($showRead = null)
{
    $user = auth()->user();
    $notifications = $user->notifications()->latest()->paginate(10);
    $view = view('notification.index',['notifications'=>$notifications])->render();
    Notification::where('id_user',$user->id)->update(['read_at'=>now()]);
    return $view;
}

public function index($showRead = null)
{
    $user = auth()->user();
    $notifications = $user->notifications()->latest()->paginate(10);
    return view('notification.index', ['notifications' => $notifications]);
}

// notification/index.blade.php

@foreach($notifications as $notification)
    {{ $notification->content }}
@endforeach

@php
    \App\Models\Notification::where('id_user', auth()->id())->update(['read_at' => now()]);
@endphp

$(document).ready(function() {
    $.ajax({
        url: '/notifications/mark-as-read', // 替换为你的路由
        type: 'POST',
        data: {
            _token: '{{ csrf_token() }}' // Laravel CSRF 保护
        },
        success: function(response) {
            // 可选：更新页面上已读通知的显示状态
            console.log('Notifications marked as read.');
        },
        error: function(error) {
            console.error('Error marking notifications as read:', error);
        }
    });
});

public function markAsRead()
{
    $user = auth()->user();
    Notification::where('id_user', $user->id)->whereNull('read_at')->update(['read_at' => now()]);
    return response()->json(['message' => 'Notifications marked as read.']);
}

Route::post('/notifications/mark-as-read', [YourController::class, 'markAsRead']);