name: Deploy documentation
on:
  workflow_dispatch:
  push:
    branches:
      - master

jobs:
  docs:
    name: Build and Deploy
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust-toolchain:
          - nightly
        php:
          - '8.0'
        llvm:
          - '11.0'
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
      - name: Setup Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: ${{ matrix.rust-toolchain }}
          override: true
      - name: Setup LLVM & Clang
        uses: KyleMayes/install-llvm-action@v1
        with:
          version: ${{ matrix.llvm }}
          directory: ${{ runner.temp }}/llvm-${{ matrix.llvm }}
      - name: Install mdbook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: latest
      - name: Build docs
        env:
          LIBCLANG_PATH: ${{ runner.temp }}/llvm-${{ matrix.llvm }}/lib
          RUSTDOCFLAGS: --cfg docs
        run: cargo doc --release
      - name: Build guide
        run: |
          mdbook build guide
          mv guide/book target/doc/guide
      - name: Create index redirect
        run: |
          echo '<meta http-equiv=refresh content=0;url=/ext-php-rs/ext_php_rs>' > target/doc/index.html
      - name: Publish docs
        uses: JamesIves/github-pages-deploy-action@3.7.1
        with:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          BRANCH: gh-pages
          FOLDER: target/doc
          CLEAN: true