name: Deploy Docs to GitHub Pages

on:
  push:
    branches:
    - master
  pull_request:

jobs:
  doc:
    name: Documentation on Github Pages
    runs-on: ubuntu-latest

    steps:
      - name: Checkout sources
        uses: actions/checkout@v2

      - name: Cargo cache
        uses: actions/cache@v1
        with:
          path: ~/.cargo
          key: cargo-stable

      - name: Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: nightly
          override: true

      - name: System dependencies
        run: sudo apt-get update; sudo apt-get install libudev-dev libgbm-dev libxkbcommon-dev libegl1-mesa-dev libwayland-dev libinput-dev libsystemd-dev libdbus-1-dev

      - name: Build Documentation
        uses: actions-rs/cargo@v1
        with:
          command: doc
          args: --no-deps --features "test_all_features" -p smithay -p calloop -p dbus -p drm -p gbm -p input -p nix -p udev -p slog -p wayland-server -p wayland-commons -p wayland-protocols -p winit -p x11rb

      - name: Setup index
        run: cp ./doc_index.html ./target/doc/index.html

      - name: Deploy
        if: ${{ github.event_name == 'push' }}
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./target/doc