overleaf/services/web/migrations/20231101204352_drop_unused_saas_indexes.js

const Helpers = require('./lib/helpers')

exports.tags = ['saas']

const SUBSCRIPTIONS_INDEXES = [
  {
    name: 'free_trial',
    key: { 'freeTrial.downgraded': 1, 'freeTrial.expiresAt': 1 },
  },
]

const USERS_INDEXES = [
  {
    name: 'labsProgram_1',
    key: { labsProgram: 1 },
  },
  {
    name: 'labsProgramGalileo_1',
    key: { labsProgramGalileo: 1 },
  },
]

exports.migrate = async client => {
  const { db } = client
  await Helpers.dropIndexesFromCollection(
    db.subscriptions,
    SUBSCRIPTIONS_INDEXES
  )
  await Helpers.dropIndexesFromCollection(db.users, USERS_INDEXES)
}

exports.rollback = async client => {
  const { db } = client
  await Helpers.addIndexesToCollection(db.subscriptions, SUBSCRIPTIONS_INDEXES)
  await Helpers.addIndexesToCollection(db.users, USERS_INDEXES)
}