const Telegraf = require('telegraf')

const bot = new Telegraf(process.env.BOT_TOKEN)
bot.use((ctx, next) => {
  const start = new Date()
  return next(ctx).then(() => {
    const ms = new Date() - start
    console.log('Response time %sms', ms)
  })
})
bot.start((ctx) => ctx.reply('Welcome!'))
bot.help((ctx) => ctx.reply('Send me a sticker'))
bot.on('sticker', (ctx) => ctx.reply('👍'))
bot.hears('hi', (ctx) => ctx.reply('Hey there'))
bot.launch()