.github/workflows/build-graphs.yml

# Derived from: https://github.com/dnaka91/advent-of-code/blob/main/.github/workflows/docs.yml
name: github-pages-graphs

on:
  push:
    branches:
      - '**'
      - '!gh-pages'
      - '!mutex_gh_pages'

env:
  CARGO_TERM_COLOR: always

jobs:
  graph_deploy:
    permissions:
      pages: write
      id-token: write
      contents: write

    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Update Ubuntu Packages
        run: |
          sudo apt-get update
          sudo apt-get autoremove

      - uses: awalsh128/cache-apt-pkgs-action@v1
        with:
          packages: llvm \
            clang \
            libclang-dev \
            libopencv-dev \
            libavutil-dev \
            libavcodec-dev \
            libavformat-dev \
            graphviz

      - name: Install gstreamer
        run: |
          sudo apt update
          sudo apt install -y aptitude
          sudo aptitude install -y libgstreamer1.0-dev

      - name: Configure GraphViz Plugins
        run: sudo dot -c

      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2

      - name: Build graphs
        run: RUST_BACKTRACE=1 cargo run --features logging,graphing --bin sw8s_rust_graphs

      - name: Prepare graphs for web
        run: |
          cd graphs
          printf '%s\n' '<!DOCTYPE html>' > index.html
          printf '%s\n' '<html>' >> index.html
          printf '\t%s\n' '<body style="background-color:LightGray; font-size:18px">' >> index.html
          printf '\t%s\n' '<ul>' >> index.html
          for d in */; do
            printf '\t\t%s%s%s\n' '<li>' "${d%/}" '<ul>' >> index.html
            cd "$d"
            for f in *.svg; do
              html="${f%svg}html"
              printf '\t\t\t%s%s%s%s%s%s\n' '<li><a href=' "${d}${html}" ' style="color: DarkBlue">' "${f%.svg}" '</a>' '</li>' >> ../index.html
              printf '%s\n%s%s%s\n' '<!DOCTYPE html>' > "$html"
              printf '%s\n' '<html>' >> "$html"
              printf '\t%s\n' '<body style="background-color:LightGray; font-size:18px">' >> "$html"
              printf '\t\t%s%s%s\n' '<h2>' "${f%.svg}" '</h2>' >> "$html"
              printf '\t\t%s%s%s%s%s\n' '<a href=' "${f%svg}dot" ' style="color: DarkBlue">' "DOT (graphviz) source" '</a>' >> "$html"
              printf '\t\t%s\n' '<br>' >> "$html"
              printf '\t\t%s\n' '<br>' >> "$html"
              printf '\t\t%s%s%s\n' '<img src=' "$f" '>' >> "$html"
              printf '\t%s\n' '</body>' >> "$html"
              printf '%s\n' '</html>' >> "$html"
            done
            cd ..
            printf '\t\t%s\n' '</ul></li>' >> index.html
          done
          printf '\t%s\n' '</ul>' >> index.html
          printf '\t%s\n' '</body>' >> index.html
          printf '%s\n' '</html>' >> index.html

      - uses: ben-z/gh-action-mutex@v1.0-alpha-8
        with:
          branch: gh-pages-mutex

      - name: Deploy to GitHub Pages
        id: deployment
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          folder: graphs 
          target-folder: graphs/${{ github.ref_name }}