on:
  push:
  pull_request:
    paths-ignore:
      - '**.md'

name: Continuous integration

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, ubuntu-24.04-arm, macos-latest, macos-13, windows-latest]
        include:
          - os: ubuntu-latest
            name: Ubuntu (x86_64)
            install: sudo apt-get update && sudo apt-get install -y libasound2-dev libgl-dev libglu1-mesa-dev libgtk-3-dev libjack-dev libmad0-dev libpulse-dev libudev-dev libxinerama-dev libx11-dev libxrandr-dev libxtst-dev nasm
            configure: cmake -B build -DWITH_FFMPEG_JOBS="$(nproc)"
            build: cmake --build build --parallel "$(nproc)"
          - os: ubuntu-24.04-arm
            name: Ubuntu (ARM)
            install: sudo apt-get update && sudo apt-get install -y libasound2-dev libgl-dev libglu1-mesa-dev libgtk-3-dev libjack-dev libmad0-dev libpulse-dev libudev-dev libxinerama-dev libx11-dev libxrandr-dev libxtst-dev nasm
            configure: cmake -B build -DWITH_FFMPEG_JOBS="$(nproc)" -DWITH_MINIMAID=OFF
            build: cmake --build build --parallel "$(nproc)"
          - os: macos-latest
            name: macOS (M1)
            install: brew install nasm
            configure: cmake -B build -DCMAKE_OSX_ARCHITECTURES=arm64 -DWITH_FFMPEG_JOBS="$(sysctl -n hw.logicalcpu)"
            build: cmake --build build --parallel "$(sysctl -n hw.logicalcpu)"
          - os: macos-13
            name: macOS (Intel)
            install: brew install nasm
            configure: cmake -B build -DCMAKE_OSX_ARCHITECTURES=x86_64 -DWITH_FFMPEG_JOBS="$(sysctl -n hw.logicalcpu)"
            build: cmake --build build --parallel "$(sysctl -n hw.logicalcpu)"
          - os: windows-latest
            name: Windows
            configure: cmake -B build -DWITH_FFMPEG_JOBS="$env:NUMBER_OF_PROCESSORS"
            build: cmake --build build --parallel "$env:NUMBER_OF_PROCESSORS"
    name: ${{ matrix.name }}
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
     ### TEMPORARY FIX:  Disable cmake cache until it expires so that windows builds work for the time being
     # - name: Cache CMake build directory
     #   uses: actions/cache@v4
     #   with:
     #     path: |
     #       build
     #     key: ${{ runner.os }}-${{ runner.arch }}-cmake-build-ci-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
     #     restore-keys: |
     #       ${{ runner.os }}-${{ runner.arch }}-cmake-build-ci-
      - name: Install dependencies
        if: matrix.os != 'windows-latest'
        run: ${{ matrix.install }}
      - name: Add msbuild to PATH
        if: matrix.os == 'windows-latest'
        uses: microsoft/setup-msbuild@v2
        with:
          msbuild-architecture: x64
      - name: Configure
        run: ${{ matrix.configure }}
      - name: Build
        run: ${{ matrix.build }}

  validate-xml-docs:
    name: Validate Lua.xml, LuaDocumentation.xml
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install dependencies
        run: sudo apt-get update && sudo apt-get install -y libxml2-utils
      - name: Validate Lua.xml
        run: xmllint --noout Docs/Luadoc/Lua.xml
      - name: Validate LuaDocumentation.xml
        run: xmllint --noout Docs/Luadoc/LuaDocumentation.xml