json-1-validate.yml

name: Validate JSON files
on:
  pull_request:
    paths:
      - '**.json' 
jobs:
  validate:
    name: Validate
    uses: access-nri/build-ci/.github/workflows/validate-json.yml@main
    with:
      src: "config"
  
  check-rebuild:
    name: Check if Rebuild Required
    runs-on: ubuntu-latest
    outputs:
      is-required: ${{ steps.get-files.outputs.is-non-schema-json }}
    steps:
      - uses: actions/checkout@v3
      - name: Check non-schema json is changed
        id: get-files
        run: |
          query=$(git diff --name-only ${{ github.event.before }} ${{ github.event.after }} -- '**.json' ':!**.schema.json')
          if [ -z $query ]; then
            echo "is-non-schema-json=1" >> $GITHUB_OUTPUT
          fi
    
  
  setup-rebuild:
    name: Setup Rebuild Dependency Images
    needs:
      - check-rebuild
    if: ${{ needs.check-rebuild.outputs.is-required }}
    runs-on: ubuntu-latest
    outputs:
      spack-packages-version: ${{ steps.get-version.outputs.version }}
    steps:
      - uses: actions/checkout@v3
        with:
          repository: access-nri/spack_packages
          ref: main
          fetch-tags: true
      - name: Fetch history for main
        # By default, actions/checkout only checks out `--depth=1` (the tip of the main branch). 
        # Even when we fetch tags the history is fragmented and usually isn't traversable from HEAD with `git describe --tags`.
        # We fetch the entirety of the main branch history to be able to do the next step. 
        run: git fetch --unshallow
      - name: Get latest spack_packages tags
        id: get-version
        # This command traverses `main` to find the last `git tag` and suppresses the 'long form' of tags (that have a bunch of commit metadata). 
        run: echo "version=$(git describe --tags --abbrev=0)" >> $GITHUB_OUTPUT

  rebuild:
    name: Rebuild Dependency Images
    needs:
      - validate
      - setup-rebuild
    uses: access-nri/build-ci/.github/workflows/dep-image-1-start.yml@main
    with:
      spack-packages-version: ${{ needs.setup-rebuild.outputs.spack-packages-version }}
      model: "all"