@architect/functions/src/http/session/providers/ddb/create.js

Runtime utility library for Functional Web Apps (FWAs) built with Architect (https://arc.codes)

let uid = require('uid-safe')
let week = require('./_week-from-now')
let crsf = require('csrf')
let parallel = require('run-parallel')

module.exports = function _create (name, payload, callback) {
  let { tables } = require('../../../../')

  parallel([
    function _key (callback) {
      uid(18, function _uid (err, val) {
        if (err) callback(err)
        else callback(null, { _idx: val })
      })
    },
    function _secret (callback) {
      (new crsf).secret(function _uid (err, val) {
        if (err) callback(err)
        else callback(null, { _secret: val })
      })
    },
  ],
  function _put (err, results) {
    if (err) throw err
    results.push({ _ttl: week() })
    let keys = results.reduce((a, b) => Object.assign(a, b))
    let session = Object.assign(payload, keys)
    tables({}, (err, data) => {
      if (err) callback(err)
      else data._client.PutItem({
        TableName: name,
        Item: session,
      }).then(() => callback(null, session)).catch(callback)
    })
  })
}