name: Pinback Release Refs

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:

jobs:
  pinback:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v6
        with:
          ref: main
          token: ${{ secrets.GRAYBOT_PIN_BACK_PAT }}

      - name: Extract version
        id: version
        run: |
          VERSION="v$(jq -r '."."' .release-please-manifest.json)"
          echo "VERSION=${VERSION}" >> $GITHUB_OUTPUT

      - name: Restore @main refs
        run: |
          sed -i "s|uses: graycoreio/github-actions-magento2/\([^@]*\)@[^ #]*|uses: graycoreio/github-actions-magento2/\1@main|g" \
            */action.yml \
            $(find .github/workflows \( -name "*.yml" -o -name "*.yaml" \) ! -name "release-pinback.yml")

      - name: Show changed files
        run: git diff

      - name: Check for local changes
        id: local-changes
        run: |
          if git diff --quiet --exit-code; then
            echo "HAS_LOCAL_CHANGES=false" >> $GITHUB_OUTPUT
          else
            echo "HAS_LOCAL_CHANGES=true" >> $GITHUB_OUTPUT
          fi

      - name: Commit changes
        if: ${{ steps.local-changes.outputs.HAS_LOCAL_CHANGES == 'true' }}
        env:
          GRAYBOT_GPG_KEY: ${{ secrets.GRAYBOT_GPG_KEY }}
        run: |
          echo "$GRAYBOT_GPG_KEY" | gpg --batch --import
          export GPG_KEY_ID=$(gpg --list-secret-keys --keyid-format LONG | grep sec | awk '{print $2}' | cut -d/ -f2)
          git config --global user.signingkey $GPG_KEY_ID
          git config --global commit.gpgSign true
          git config --global user.email "automation@graycore.io"
          git config --global user.name "Beep Boop"
          git checkout -b chore/pinback-${{ steps.version.outputs.VERSION }}
          git add .
          git commit -m "chore: restore internal action refs to @main"
          git push --force origin chore/pinback-${{ steps.version.outputs.VERSION }}

      - name: Open PR
        if: ${{ steps.local-changes.outputs.HAS_LOCAL_CHANGES == 'true' }}
        env:
          GH_TOKEN: ${{ secrets.GRAYBOT_PIN_BACK_PAT }}
        run: |
          BRANCH="chore/pinback-${{ steps.version.outputs.VERSION }}"
          EXISTING=$(gh pr list --head "$BRANCH" --json number --jq '.[0].number // empty')
          if [ -z "$EXISTING" ]; then
            gh pr create \
              --base main \
              --head "$BRANCH" \
              --title "chore: restore internal action refs to @main after ${{ steps.version.outputs.VERSION }}" \
              --body "Restores all internal \`graycoreio/github-actions-magento2\` action refs from \`${{ steps.version.outputs.VERSION }}\` back to \`@main\`."
          else
            echo "PR #$EXISTING already exists for $BRANCH — skipping creation"
          fi