name: Hassio Addon Changelog

permissions:
  contents: read

on:
  release:
    types: [edited, released]

jobs:
  update-changelog:
    name: Update Hassio Changelog
    runs-on: depot-ubuntu-24.04-arm

    permissions:
      contents: read # push to hassio-addon is authenticated via HASSIO_DEPLOY_TOKEN PAT

    steps:
      - name: Checkout hassio-addon
        uses: actions/checkout@v6
        with:
          repository: evcc-io/hassio-addon
          token: ${{ secrets.HASSIO_DEPLOY_TOKEN }}
          path: ./hassio

      - name: Generate changelog
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # Fetch all releases into a single JSON array, then sort and format
          gh api repos/evcc-io/evcc/releases --paginate | jq -s '
            [.[][] | select(.draft == false and .prerelease == false)]
            | sort_by(.published_at)
            | reverse
            | .[]
            | "## [\(.tag_name)] - \(.published_at | split("T")[0])\n\n\(.body // "No release notes.")\n"
          ' -r > /tmp/changelog_entries.md

          printf '%s\n\n' '# Changelog' > ./hassio/evcc/CHANGELOG.md
          printf '%s\n\n' 'All notable changes to evcc are documented here.' >> ./hassio/evcc/CHANGELOG.md
          printf '%s\n\n' 'Full release details: https://github.com/evcc-io/evcc/releases' >> ./hassio/evcc/CHANGELOG.md
          cat /tmp/changelog_entries.md >> ./hassio/evcc/CHANGELOG.md

      - name: Push if changed
        run: |
          cd ./hassio
          if git diff --quiet; then
            echo "No changelog changes detected"
            exit 0
          fi
          git config user.name github-actions
          git config user.email github-actions@github.com
          git pull --rebase
          git add evcc/CHANGELOG.md
          git commit -m "Update evcc changelog"
          git push