name: Build and test

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-18.04
    steps:
    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install \
            libsdl-image1.2-dev \
            libsdl-ttf2.0-dev \
            libsdl1.2-dev \
            libxml-libxml-perl \
            libxml-libxslt-perl \
            lua5.3 \
            ninja-build \
            zlib1g-dev
        sudo pip3 install --system sphinx
    - name: Clone DFHack
      uses: actions/checkout@v1
      with:
        submodules: true
    - name: Set up environment
      run: |
        echo 'export DF_VERSION=$(sh travis/get-df-version.sh)' >> "$HOME/.dfhackrc"
        echo 'export DF_FOLDER="$HOME/DF/$DF_VERSION/df_linux"' >> "$HOME/.dfhackrc"
    - name: Download DF
      run: |
        source "$HOME/.dfhackrc"
        sh travis/download-df.sh
    - name: Git information
      run: |
        sh travis/git-info.sh
    - name: Build docs
      run: |
        sphinx-build -qW -j3 . docs/html
    - name: Upload docs
      uses: actions/upload-artifact@master
      with:
        name: docs
        path: docs/html
  lint:
    runs-on: ubuntu-18.04
    steps:
    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install \
          lua5.3 \
          ruby
    - name: Clone DFHack
      uses: actions/checkout@v1
      with:
        submodules: true
    - name: Check whitespace
      run: |
        python travis/lint.py
    - name: Check Authors.rst
      run: |
        python travis/authors-rst.py
    - name: Check for missing documentation
      run: |
        python travis/script-docs.py
    - name: Check Lua syntax
      run: |
        python travis/script-syntax.py --ext=lua --cmd="luac5.3 -p"
    - name: Check Ruby syntax
      run: |
        python travis/script-syntax.py --ext=rb --cmd="ruby -c"