name: Licenses

on:
  push:
    branches: [main]
    paths: [package.json, package-lock.json]
  pull_request:
    branches: [main]
    paths: [package.json, package-lock.json]
  workflow_dispatch:

jobs:
  # Updates our cache of license files in response to changes to our dependencies
  # declared in package-lock.json. Automatically commits the changes and pushes
  # them to your branch. NB `check_license_status` should always run *after* this
  #
  # see https://github.com/actions/labeler/pull/155 for more context
  update_licenses:
    runs-on: ubuntu-latest
    name: Update Licenses
    steps:
      - uses: actions/checkout@v1
      - uses: jonabc/setup-licensed@v1
        with:
          version: '2.x'
          github_token: ${{ secrets.GITHUB_TOKEN }}
      - run: npm install --production
      - uses: jonabc/licensed-ci@v1
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}

  # Fails if any of our dependencies have licenses that our incompatible with our
  # requirements (see .licensed.yml) OR if any of our dependencies have been
  # upgraded to a new version without us having updated their corresponding
  # license metadata file in .licenses/
  #
  # see https://github.com/actions/labeler/pull/91 for more context
  check_licenses:
    needs: update_licenses
    if: always() # always run after we update the license cache. if it failed, we will probably just fail as well
    runs-on: ubuntu-latest
    name: Check Licenses
    steps:
      - uses: actions/checkout@v2
      - uses: jonabc/setup-licensed@v1.0.2
        with:
          version: '2.x'
          github_token: ${{ secrets.GITHUB_TOKEN }}
      - run: npm install
      - run: licensed status