name: Release

# A pushed v* tag publishes a GitHub release with the wheel, the sdist and the
# udev rule.  A manual run (workflow_dispatch) does everything except publish,
# so the pipeline can be exercised without minting a release.

on:
  push:
    tags: ['v*']
  workflow_dispatch:

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: The tag matches the version strings
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          version=$(python -c "from simtrace_analyser.version import __version__; print(__version__)")
          if [ "$GITHUB_REF_NAME" != "v$version" ]; then
            echo "tag $GITHUB_REF_NAME does not match version.py ($version)" >&2
            exit 1
          fi
          grep -q "PWA_VERSION = '$version'" frontend/index.html

      - name: Install build tooling
        run: python -m pip install --upgrade pip build

      - name: Python tests
        run: python -m unittest discover -s tests

      - name: PWA tests
        working-directory: frontend
        run: node --test

      - name: Build the sdist and the wheel
        run: python -m build --sdist --wheel

      - name: The wheel bundles the PWA
        run: |
          python - <<'PY'
          import glob
          import zipfile
          wheel = glob.glob('dist/*.whl')[0]
          names = zipfile.ZipFile(wheel).namelist()
          for required in ('simtrace_analyser/web/index.html',
                           'simtrace_analyser/web/sw.js'):
              assert required in names, '%s is missing from %s' % (required, wheel)
          print('%s: %d entries, PWA bundled' % (wheel, len(names)))
          PY

      - name: The installed wheel serves the PWA
        run: |
          python -m venv /tmp/smoke
          /tmp/smoke/bin/pip install --no-deps dist/*.whl
          cd /tmp
          /tmp/smoke/bin/simtrace-analyser-server --capture disabled \
            --db /tmp/smoke.db --port 8099 &
          server=$!
          for _ in $(seq 1 20); do
            if curl -fsS http://127.0.0.1:8099/ -o /tmp/served-index.html; then
              break
            fi
            sleep 0.5
          done
          kill "$server"
          cmp /tmp/served-index.html "$GITHUB_WORKSPACE/frontend/index.html"
          /tmp/smoke/bin/python -c \
            "import simtrace_analyser.__main__ as m; p = m._default_web_dir(); assert p.endswith('/simtrace_analyser/web'), p"

      - name: Keep the artifacts
        uses: actions/upload-artifact@v4
        with:
          name: dist
          path: dist/*

      - name: Publish the release
        if: startsWith(github.ref, 'refs/tags/')
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          gh release create "$GITHUB_REF_NAME" \
            --title "$GITHUB_REF_NAME" \
            --generate-notes \
            --notes-file .github/release-notes.md \
            dist/*.whl dist/*.tar.gz 70-simtrace2-pysniff.rules