manifold/functions/src/keep-awake.ts

import * as functions from 'firebase-functions'

import { callCloudFunction } from './call-cloud-function'

export const keepAwake = functions.pubsub
  .schedule('every 1 minutes')
  .onRun(async () => {
    await Promise.all([
      callCloudFunction('placeBet'),
      callCloudFunction('resolveMarket'),
      callCloudFunction('sellBet'),
    ])

    await sleep(30)

    await Promise.all([
      callCloudFunction('placeBet'),
      callCloudFunction('resolveMarket'),
      callCloudFunction('sellBet'),
    ])
  })

const sleep = (seconds: number) => {
  return new Promise((resolve) => setTimeout(resolve, seconds * 1000))
}