@defra-fish/gafl-webapp-service/src/processors/find-permit.js

The websales frontend for the GAFL service

import { salesApi } from '@defra-fish/connectors-lib'

export const getPermitsJoinPermitConcessions = async () => {
  const permits = await salesApi.permits.getAll()
  const permitConcessions = await salesApi.permitConcessions.getAll()
  const concessions = await salesApi.concessions.getAll()
  return permits.map(p => ({
    ...p,
    concessions: permitConcessions.filter(pc => pc.permitId === p.id).map(pc => concessions.find(c => c.id === pc.concessionId))
  }))
}

export default async permission => {
  const licenseeConcessions = permission.concessions || []
  const permitsJoinPermitConcessions = await getPermitsJoinPermitConcessions()

  // Filter the joined list to include every and only those concessions in licenseeConcessions
  const filteredPermitsJoinPermitConcessions = permitsJoinPermitConcessions.filter(
    pjpc =>
      licenseeConcessions.map(lc => lc.type).every(t => pjpc.concessions.map(c => c.name).includes(t)) &&
      pjpc.concessions.length === licenseeConcessions.length
  )

  // Filter by the licence length
  const byLicenceLength = filteredPermitsJoinPermitConcessions.filter(
    p => String(p.durationMagnitude + p.durationDesignator.description) === permission.licenceLength
  )

  // Filter by the licence (sub) type
  const byLicenceType = byLicenceLength.filter(p => p.permitSubtype.label === permission.licenceType)

  // Filter by the number of rods
  const byNumberOfRods = byLicenceType.filter(r => String(r.numberOfRods) === permission.numberOfRods)

  return byNumberOfRods[0]
}