name: CI
on: [push]

jobs:
  sanity-checks:
    permissions:
      contents: read
    name: Sanity Checks
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: '20.9.0'
      - uses: actions/cache@v3
        with:
          path: |
            ~/.npm
            **/node_modules
          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-node-
      - run: npm ci --ignore-scripts
      - run: npm run lint
      - run: npm test -- --ci --coverage
  release:
    permissions:
      contents: write
    needs: sanity-checks
    runs-on: ubuntu-latest
    if: >
      github.ref == 'refs/heads/master'
      && !contains(toJSON(github.event.commits.*.message), '[skip-ci]')
      && !contains(toJSON(github.event.commits.*.message), 'chore(deps-dev)')
    env:
      DOCKER_REGISTRY_URL: registry.hub.docker.com
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - uses: actions/setup-node@v3
        with:
          node-version: '20.9.0'
      - uses: actions/cache@v3
        with:
          path: |
            ~/.npm
            **/node_modules
          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-node-
      - run: npm ci --ignore-scripts
      - name: Configure git user
        run: |
          git config user.email 'github-action@users.noreply.github.com'
          git config user.name 'GitHub Action'
      - name: Update versions and changelog
        run: npx commit-and-tag-version
      - name: Set VERSION env var
        run: |
          version=`node -p "require('./package.json').version"`
          echo "VERSION=$version" >> $GITHUB_ENV
      - name: Login to docker registry
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_TOKEN: ${{ secrets.DOCKER_TOKEN }}
        run: docker login -u $DOCKER_USERNAME -p $DOCKER_TOKEN $DOCKER_REGISTRY_URL
      - name: Build image
        run: |
          docker build -t $DOCKER_REGISTRY_URL/wagoid/commitlint-github-action:$VERSION .
      - name: Push to docker registry
        run: |
          docker push $DOCKER_REGISTRY_URL/wagoid/commitlint-github-action:$VERSION
      - run: git push --atomic --follow-tags origin master
      - name: Create a git tag for the major version
        run: |
          major=`echo $VERSION | sed -E 's/([0-9]+)(.+)/\1/'`
          version_name="v$major"
          tag_heading="This version points to the latest version available (v$VERSION)."
          tag_body="This is necessary because currently Github Actions don't apply any semantic versioning matching when downloading versions."
          git tag -fa "$version_name" -m "$version_name" -m "$tag_heading" -m "$tag_body"
          git push -f origin "$version_name"