checks-vizro-ai.yml

name: Checks for VizroAI

defaults:
  run:
    working-directory: vizro-ai

on:
  push:
    branches: [main]
    paths:
      - "vizro-ai/**"
  pull_request:
    branches:
      - "main"
    paths:
      - "vizro-ai/**"

env:
  PYTHONUNBUFFERED: 1
  FORCE_COLOR: 1
  PYTHON_VERSION: "3.12"

jobs:
  checks-vizro-ai:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          # Use fetch-depth of 2 to enable the changelog fragment check, which only runs in a pull request, not on push.
          # See https://stackoverflow.com/questions/74265821/get-modified-files-in-github-actions
          fetch-depth: 2

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Hatch
        run: pip install hatch

      - name: Show dependency tree
        run: hatch run pip tree

      - name: Find changed files to see if changelog fragment needed
        id: changed-files
        if: ${{ github.event_name == 'pull_request' }}
        # --no-renames is required so that an empty changelog file added in a release PR always counts as added rather
        # than a renamed version of an already-existing empty changelog file.
        run: |
          echo "changelog_fragment_added=$(git diff --name-only --no-renames --diff-filter=A HEAD^1 HEAD -- 'changelog.d/*.md' | xargs)" >> $GITHUB_OUTPUT
          echo "source_code_changed=$(git diff --name-only HEAD^1 HEAD -- 'src' | xargs)" >> $GITHUB_OUTPUT

      - name: Fail if changelog fragment needed and wasn't added
        if: ${{ steps.changed-files.outcome != 'skipped' && steps.changed-files.outputs.source_code_changed && !steps.changed-files.outputs.changelog_fragment_added}}
        run: |
          echo "No changelog fragment .md file within changelog.d was detected. Run 'hatch run changelog:add' to create such a fragment."
          echo "If your PR contains changes that should be mentioned in the CHANGELOG in the next release, please uncomment the relevant section in your created fragment and describe the changes to the user."
          echo "If your changes are not relevant for the CHANGELOG, please save and commit the file as is."
          exit 1