name: Release
on:
  workflow_dispatch:

jobs:
  release:
    name: Release
    runs-on: ubuntu-latest
    permissions:
      contents: write # to be able to publish a GitHub release
      issues: write # to be able to comment on released issues
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Prepare git
        run: |
          git config --global user.email "gitea@bjornp.com"
          git config --global user.name "gitea-actions"

      - name: Determine release version and changelog
        run: npx commit-and-tag-version

      - name: Build release
        working-directory: src
        run: |
          VERSION=$(jq '.version' info.json | xargs echo -n)
          zip -r ../prometheus-exporter_$VERSION.zip .

      - name: Push changelog and tag
        run: git push --follow-tags

      - name: Get latest tag and changelog fragment
        id: tag
        run: |
          echo tag="$(git describe --tags --abbrev=0)" >> $GITHUB_OUTPUT
          echo "changelog<<EOF" >> $GITHUB_OUTPUT
          awk '/^## / { if (version_found) exit; version_found=1 } version_found { print }' CHANGELOG.md | sed '1d' >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create release
        uses: akkuman/gitea-release-action@v1
        with:
          files: prometheus-exporter_*.zip
          body: ${{ steps.tag.outputs.changelog }}
          name: ${{ steps.tag.outputs.tag }}
          tag_name: ${{ steps.tag.outputs.tag }}
          md5sum: true