Discord Self-Bot to delete all messages from a channel

deleteMsg.js

const { Client } = require('discord.js-selfbot-v13')
const client = new Client({
  checkUpdate: false,
})
const channelId = process.env.CHANNEL_ID

async function fetchAllMessages(channelId) {
  const channel = client.channels.cache.get(channelId)
  let messages = []

  // Create message pointer
  let message = await channel.messages
    .fetch({ limit: 1 })
    .then((messagePage) => (messagePage.size === 1 ? messagePage.at(0) : null))

  while (message) {
    await channel.messages.fetch({ limit: 100, before: message.id }).then((messagePage) => {
      messagePage.forEach((msg) => messages.push(msg))

      // Update our message pointer to be last message in page of messages
      message = 0 < messagePage.size ? messagePage.at(messagePage.size - 1) : null
    })
  }

  return messages
}

client.on('ready', async () => {
  console.log(`Logged in as ${client.user.username}`)

  console.log('getting ahold of the channel')
  const channel = client.channels.cache.get(channelId)

  console.log('fetching all messages...')
  const messages = await fetchAllMessages(channelId)

  const ourMessages = []

  console.log('looping through all messages...')
  // could've used .filter ?
  messages.forEach((message) => {
    if (message.author.id === client.user.id) {
      ourMessages.push(message)
    }
  })

  console.log('looping through our messages...')
  ourMessages.forEach((message, index) => {
    setTimeout(() => {
      console.log('deleting message id', message.id)
      channel.messages.delete(message.id)
    }, index * 10000)
  })
  console.log('done')
})

client.login(process.env.TOKEN)