name: Docs - Deploy PX4 User Guide to Github pages (Manual)

on:
  workflow_dispatch:

# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
permissions:
  contents: read
  pages: write
  id-token: write

# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
concurrency:
  group: pages
  cancel-in-progress: false

env:
  BRANCH_NAME: ${{ github.head_ref || github.ref_name }}

jobs:
  build:
    runs-on: [runs-on,runner=4cpu-linux-x64,image=ubuntu24-full-x64,"run-id=${{ github.run_id }}",extras=s3-cache,spot=false]
    steps:
      - uses: runs-on/action@v2
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
          # Specify the path to lock file for correct caching
          cache-dependency-path: ./docs/yarn.lock

      - name: Install dependencies
        run: yarn install --frozen-lockfile --cwd ./docs

      - name: Build with VitePress
        working-directory: ./docs
        run: |
          npm run docs:build_ubuntu
          touch .vitepress/dist/.nojekyll
          npm run docs:sitemap

      - name: Upload artifact
        if: ${{ github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.pull_request.merged) || github.event_name == 'workflow_dispatch' }}
        uses: actions/upload-artifact@v4
        with:
          name: px4_docs_build
          path: docs/.vitepress/dist/
          retention-days: 1

  deploy:
    if: ${{ github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.pull_request.merged) || github.event_name == 'workflow_dispatch' }}
    needs: build
    runs-on: [runs-on,runner=4cpu-linux-x64,image=ubuntu24-full-x64,"run-id=${{ github.run_id }}",spot=false]

    steps:
      - name: Download Artifact
        uses: actions/download-artifact@v4
        with:
          name: px4_docs_build
          path: ~/_book

      - name: Deploy
        run: |
          git clone --single-branch --branch main --depth 1 https://${{ secrets.PX4BUILTBOT_PERSONAL_ACCESS_TOKEN }}@github.com/PX4/docs.px4.io.git
          # make it an orphan branch
          cd docs.px4.io
          CURRENT_DATETIME=$(date +'%Y%m%d_%H_%M')
          git checkout --orphan "${CURRENT_DATETIME}_main"
          rm -rf ${BRANCH_NAME}
          mkdir -p ${BRANCH_NAME}
          cp -r ~/_book/* ${BRANCH_NAME}/
          git config --global user.name "${{ secrets.PX4BUILDBOT_USER }}"
          git config --global user.email "${{ secrets.PX4BUILDBOT_EMAIL }}"
          git add .
          git commit -a -m "PX4 docs build update (vitepress) `date`"
          # push branch as backup
          git push origin "${CURRENT_DATETIME}_main"
          # Now make main from backup and push updated
          git branch -D main
          git checkout -b main
          git push origin main -f