name: Deploy documentation
on:
  workflow_dispatch:
  # runs every monday at midnight
  schedule:
    - cron: "0 0 * * 1"
  push:
    branches:
      - master

jobs:
  docs:
    name: Build and Deploy
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: ["ubuntu-latest"]
        php: ["8.0"]
        clang: ["14"]
        mdbook: ["latest"]
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
      - name: Setup Rust
        uses: dtolnay/rust-toolchain@nightly
      - name: Cache LLVM and Clang
        id: cache-llvm
        uses: actions/cache@v3
        with:
          path: ${{ runner.temp }}/llvm-${{ matrix.clang }}
          key: ${{ matrix.os }}-llvm-${{ matrix.clang }}
      - name: Setup LLVM & Clang
        uses: KyleMayes/install-llvm-action@v1
        with:
          version: ${{ matrix.clang }}
          directory: ${{ runner.temp }}/llvm-${{ matrix.clang }}
          cached: ${{ steps.cache-llvm.outputs.cache-hit }}
      - name: Install mdbook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: ${{ matrix.mdbook }}
      - name: Build guide
        run: mdbook build guide
      - name: Publish docs
        uses: JamesIves/github-pages-deploy-action@3.7.1
        with:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          BRANCH: gh-pages
          FOLDER: guide/book
          CLEAN: true