const _ = require('lodash/fp')

function getBackwardsCompatibleTriggers(triggers) {
  const filtered = _.filter(
    _.matches({ triggerType: 'txVolume', direction: 'both', thresholdDays: 1 }),
  )(triggers)
  const grouped = _.groupBy(_.prop('requirement'))(filtered)
  return _.mapValues(_.compose(_.get('threshold'), _.minBy('threshold')))(
    grouped,
  )
}

function hasSanctions(triggers) {
  return _.some(_.matches({ requirement: 'sanctions' }))(triggers)
}

function maxDaysThreshold(triggers) {
  return _.max(_.map('thresholdDays')(triggers))
}

function getCashLimit(triggers) {
  const withFiat = _.filter(({ triggerType }) =>
    _.includes(triggerType, ['txVolume', 'txAmount']),
  )
  const blocking = _.filter(({ requirement }) =>
    _.includes(requirement, ['block', 'suspend']),
  )
  return _.compose(_.minBy('threshold'), blocking, withFiat)(triggers)
}

const hasRequirement = requirement =>
  _.compose(_.negate(_.isEmpty), _.find(_.matches({ requirement })))

const hasPhone = hasRequirement('sms')
const hasFacephoto = hasRequirement('facephoto')
const hasIdScan = hasRequirement('idCardData')

const AUTH_METHODS = {
  SMS: 'SMS',
  EMAIL: 'EMAIL',
}

module.exports = {
  getBackwardsCompatibleTriggers,
  hasSanctions,
  maxDaysThreshold,
  getCashLimit,
  hasPhone,
  hasFacephoto,
  hasIdScan,
  AUTH_METHODS,
}