import sqlite from 'better-sqlite3'

import { sunriseDB } from '../helpers/database.helpers.js'

export default function getPreviousContractId(
  contractId: number | string
): number | undefined {
  const database = sqlite(sunriseDB, { readonly: true })

  const result = database
    .prepare(
      `select contractId
        from Contracts
        where recordDelete_timeMillis is null
        and contractId < ?
        order by contractId desc
        limit 1`
    )
    .pluck()
    .get(contractId) as number | undefined

  database.close()

  return result
}