name: release-please

on:
  push:
    branches:
      - main

permissions:
  contents: write
  pull-requests: write

jobs:
  release-please:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/create-github-app-token@v2
        id: app-token
        with:
          app-id: ${{ secrets.RELEASE_PLEASE_APP_ID }}
          private-key: ${{ secrets.RELEASE_PLEASE_APP_KEY }}

      - id: rp
        uses: googleapis/release-please-action@v4
        with:
          config-file: release-please-config.json
          manifest-file: .release-please-manifest.json
          token: ${{ steps.app-token.outputs.token }}

      - name: Sync Chart.yaml appVersion
        if: ${{ steps.rp.outputs.prs_created == 'true' }}
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
          PRS: ${{ steps.rp.outputs.prs }}
          REPO: ${{ github.repository }}
        run: |
          set -euo pipefail
          echo "$PRS" | jq -c '.[]' | while read -r pr; do
            branch=$(echo "$pr" | jq -r '.headBranchName')
            workdir=$(mktemp -d)
            git clone --branch "$branch" --depth 1 \
              "https://x-access-token:${GH_TOKEN}@github.com/${REPO}.git" "$workdir"
            cd "$workdir"
            git config user.email "garage-ui-release-bot[bot]@users.noreply.github.com"
            git config user.name "garage-ui-release-bot[bot]"

            version=$(jq -r '."."' .release-please-manifest.json)
            target="v${version}"
            sed -i -E "s|^appVersion:.*|appVersion: ${target}|" helm/garage-ui/Chart.yaml

            if ! git diff --quiet helm/garage-ui/Chart.yaml; then
              git add helm/garage-ui/Chart.yaml
              git commit -m "chore: sync Chart.yaml appVersion to ${target}"
              git push origin "$branch"
            fi
            cd -
            rm -rf "$workdir"
          done