---
name: Renovate - Sync Template Versions

'on':
  pull_request:
    branches:
      - main
    paths:
      - 'library/**'

permissions:
  contents: write
  pull-requests: write

jobs:
  sync-versions:
    name: Sync Template Versions
    # Only run on Renovate PRs
    if: startsWith(github.head_ref, 'renovate/')
    runs-on: ubuntu-latest
    steps:
      - name: Checkout PR branch
        uses: actions/checkout@v6
        with:
          ref: ${{ github.head_ref }}
          fetch-depth: 0  # Fetch all history to compare with main
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Detect changed template files
        id: changes
        run: |
          # Fetch main branch for comparison
          git fetch origin main:main

          # Get list of changed files in library/
          CHANGED_FILES=$(git diff --name-only main...HEAD | grep '^library/' | grep -E '\.(j2|yaml|yml)$' || true)

          if [ -n "$CHANGED_FILES" ]; then
            echo "Changed template files:"
            echo "$CHANGED_FILES"
            echo "files<<EOF" >> $GITHUB_OUTPUT
            echo "$CHANGED_FILES" >> $GITHUB_OUTPUT
            echo "EOF" >> $GITHUB_OUTPUT
            echo "has_files=true" >> $GITHUB_OUTPUT
          else
            echo "No template files changed"
            echo "has_files=false" >> $GITHUB_OUTPUT
          fi

      - name: Run template version sync
        id: sync
        if: steps.changes.outputs.has_files == 'true'
        run: |
          echo "Running template version sync script..."
          chmod +x .github/scripts/sync-template-version.sh

          # Pass changed files to the script
          .github/scripts/sync-template-version.sh ${{ steps.changes.outputs.files }}

      - name: Check for template.yaml changes
        id: template_changes
        run: |
          if [[ -n $(git status --porcelain library/**/template.yaml) ]]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
            echo "Template version changes detected"
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
            echo "No template version changes needed"
          fi

      - name: Commit and push changes
        if: steps.template_changes.outputs.has_changes == 'true'
        run: |
          git config --local user.email "github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"

          git add library/**/template.yaml
          git commit -m "chore: sync template versions with image updates"
          git push