name: Release

on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

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

      - run: npm ci

      - run: npm run build

      - name: Prepare release notes
        run: |
          VERSION="${GITHUB_REF_NAME}"
          NOTES="release-notes/release-${VERSION}.md"
          if [ ! -f "$NOTES" ]; then
            echo "No release notes provided for version ${VERSION}." > "$NOTES"
          fi
          PREV_TAG=$(git tag --sort=-version:refname | grep -A1 "^${VERSION}$" | tail -1)
          if [ -n "$PREV_TAG" ] && [ "$PREV_TAG" != "$VERSION" ]; then
            echo "" >> "$NOTES"
            echo "**Full changelog**: https://github.com/${{ github.repository }}/compare/${PREV_TAG}...${VERSION}" >> "$NOTES"
          fi

      - uses: softprops/action-gh-release@v2
        with:
          name: ${{ github.ref_name }}
          body_path: release-notes/release-${{ github.ref_name }}.md
          make_latest: true
          draft: true
          prerelease: false
          files: |
            dist/main.js
            dist/manifest.json
            dist/styles.css