speedtest-tracker/app/Notifications/Telegram/SpeedtestNotification.php

<?php

namespace App\Notifications\Telegram;

use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Notifications\Notification;
use NotificationChannels\Telegram\TelegramMessage;

class SpeedtestNotification extends Notification implements ShouldQueue
{
    use Queueable;

    /**
     * Create a new notification instance.
     */
    public function __construct(
        public string $content,
        public bool $disableNotification = false,
    ) {}

    /**
     * Get the notification's delivery channels.
     *
     * @return array<int, string>
     */
    public function via(object $notifiable): array
    {
        return ['telegram'];
    }

    /**
     * Get the Telegram message representation of the notification.
     *
     * @param  mixed  $notifiable
     */
    public function toTelegram($notifiable): TelegramMessage
    {
        return TelegramMessage::create()
            ->to($notifiable->routes['telegram_chat_id'])
            ->content($this->content)
            ->disableNotification($this->disableNotification);
    }
}