tt-rss/.github/workflows/publish-version-json.yml

name: Publish Version JSON

on:
  # Allow manual triggering
  workflow_dispatch:
  # Allow other workflows (e.g. Publish) to invoke this one.
  workflow_call:


permissions:
  contents: write


jobs:
  publish-version:
    name: Publish version.json
    runs-on: ubuntu-latest

    steps:
    - name: Check out code
      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

    - name: Generate version.json
      run: |
        # Get the commit short SHA (8 characters) expected by the backend
        COMMIT_SHORT_SHA=$(git rev-parse --short=8 HEAD)

        # Get the commit timestamp in Unix format
        COMMIT_TIMESTAMP=$(git show -s --format=%ct HEAD)

        # Create version.json with the expected format for RPC#checkforupdates()
        jq -n \
          --arg commit_id "$COMMIT_SHORT_SHA" \
          --argjson commit_timestamp "$COMMIT_TIMESTAMP" \
          '{
            changeset: {
              id: $commit_id,
              timestamp: $commit_timestamp
            }
          }' > version.json

        cat version.json

    - name: Deploy version.json to gh-pages
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        # Save version.json to a safe location outside the repo
        cp version.json /tmp/version.json

        # Fetch gh-pages branch
        git fetch origin gh-pages 2>/dev/null || true

        if git rev-parse --verify origin/gh-pages >/dev/null 2>&1; then
          # gh-pages exists
          # Remove the local version.json first to avoid conflicts when switching branches
          rm -f version.json
          git checkout gh-pages
        else
          # Create new orphan gh-pages branch
          git checkout --orphan gh-pages
          git rm -rf . 2>/dev/null || true
        fi

        # Restore version.json from safe location
        cp /tmp/version.json version.json
        git add version.json

        # Check if there are changes to commit
        if git diff --staged --quiet; then
          echo "No changes to commit"
        else
          # Configure git for GitHub Actions bot
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git commit -m "Update version info [automated]"

          # Push using GitHub CLI with GITHUB_TOKEN
          gh auth setup-git
          git push origin gh-pages || { echo "Failed to push to gh-pages"; exit 1; }
        fi