name: Update documentation

on:
  workflow_dispatch:

jobs:
  update-docs-lua:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout branch
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - uses: leafo/gh-actions-lua@v8
        with:
          luaVersion: "5.2"

      - uses: leafo/gh-actions-luarocks@v4

      - name: Run install script
        working-directory: docs
        run: ./scripts/install.sh

      - name: Run build script
        working-directory: docs
        run: ./scripts/build.sh

      - name: Create tarball
        working-directory: docs/html
        run: tar -czf ../../docs-lua.tar.gz .

      - name: Upload tarball
        uses: actions/upload-artifact@v3
        with:
          name: docs-lua
          path: docs-lua.tar.gz

  update-docs-cs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout branch
        uses: actions/checkout@v3

      - name: Create directories
        run: |
          mkdir -p doxygen/build/baro-server
          mkdir -p doxygen/build/baro-client

      - name: Build server documentation
        uses: mattnotmitt/doxygen-action@v1
        with:
          working-directory: 'doxygen/baro-server'
          doxyfile-path: './Doxyfile'

      - name: Build client documentation
        uses: mattnotmitt/doxygen-action@v1
        with:
          working-directory: 'doxygen/baro-client'
          doxyfile-path: './Doxyfile'

      - name: Build containing documentation
        uses: mattnotmitt/doxygen-action@v1
        with:
          working-directory: 'doxygen/'
          doxyfile-path: './Doxyfile'

      - name: Create tarball
        working-directory: doxygen/build
        run: tar -czf ../../docs-cs.tar.gz .

      - name: Upload tarball
        uses: actions/upload-artifact@v3
        with:
          name: docs-cs
          path: docs-cs.tar.gz

  deploy-docs:
    runs-on: ubuntu-latest
    needs: [update-docs-lua, update-docs-cs]
    steps:
      - name: Checkout branch
        uses: actions/checkout@v3

      - run: mkdir -p docs_deploy

      - name: "Download build artifacts: lua docs"
        uses: actions/download-artifact@v3
        with:
          name: docs-lua
          path: docs_deploy

      - name: "Download build artifacts: cs docs"
        uses: actions/download-artifact@v3
        with:
          name: docs-cs
          path: docs_deploy

      - name: Copy landing page files
        run: cp -r docs-landing-page/. docs_deploy/public

      - name: Extract lua and cs tarballs
        working-directory: docs_deploy
        run: |
          mkdir -p public/lua-docs public/cs-docs
          tar -xzf docs-lua.tar.gz -C public/lua-docs
          tar -xzf docs-cs.tar.gz -C public/cs-docs

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: docs_deploy/public
          keep_files: true