laracasts flash message with toastr.js simple example

@if(!is_null(session('flash_notification')))
    @foreach ((array)session('flash_notification') as $message)
    @php $message = (array)$message[0]; @endphp

    @javascript([
        'Message' => $message
    ])

    <script>
    toastr.options.closeButton = true;
    toastr.options.progressBar = true;
    toastr.options.timeOut = 2000;

    if(Message.level == "success"){
            toastr.success(Message.message);
    }
    if(Message.level == "info"){
            toastr.info(Message.message);
    }
    if(Message.level == "warning"){
            toastr.warning(Message.message);
    }
    if(Message.level == "danger"){
            toastr.error(Message.message);
    }
    </script>
    @endforeach

    {{ session()->forget('flash_notification') }}
@endif