telegram-bot.ts

import axios, { AxiosInstance } from 'axios';

interface ITelegramBot {
  sendMessage(chatId: string, message: string): Promise<void>;
}

class TelegramBot implements ITelegramBot {
  private axiosInstance: AxiosInstance;

  public constructor(botToken: string) {
    this.axiosInstance = axios.create({
      baseURL: `https://api.telegram.org/bot${botToken}`,
    });
  }

  public sendMessage = (chatId: string, message: string): Promise<void> => {
    return this.axiosInstance.get(
      `/sendMessage?chat_id=${chatId}&text=${message}`,
    );
  };
}

export { ITelegramBot, TelegramBot };