CASL abilities js-data aurelia

abilities-ds.js

import { DataStore } from '../services/ds'

function listenToSessionChanges(ds, onChange) {
  ds.on('afterCreate', (name, session) => {
    if (name === 'Session') {
      onChange(session)
    }
  })

  ds.on('afterFind', (name, id, mapper, session) => {
    if (name === 'Session') {
      onChange(session)
    }
  })

  ds.on('afterDestroy', (name) => {
    if (name === 'Session') {
      onChange(null)
    }
  })
}

export function configureAbility({ container }) {
  const ability = new Ability([])

  container.registerInstance(Ability, ability)
  listenToSessionChanges(container.get(DataStore), session => {
    const rules = defineRulesFor(session ? session.user : null)
    ability.update(rules)
  })
}