name: CMake Ubuntu Contrib

on: [push, pull_request]

env:
  BUILD_TYPE: Release

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-20.04]
        contrib: [jsonnet, pffft]
        ignore-errors: [true]
        include:
          - compiler: clang
            compiler-version: 11
          - compiler: gcc
            compiler-version: 10
    runs-on: ${{ matrix.os }}
    continue-on-error: ${{ matrix.ignore-errors }}

    steps:
    - uses: actions/checkout@v2

    - name: Cache dependencies
      uses: actions/cache@v3
      with:
        key: ${{matrix.os}}-${{matrix.compiler}}${{matrix.compiler-version}}
        path: |
          ${{github.workspace}}/build/_deps
          !${{github.workspace}}/build/_deps/${{matrix.contrib}}-*/**

    - name: Cache dependencies (contrib)
      uses: actions/cache@v3
      with:
        key: ${{matrix.os}}-${{matrix.compiler}}${{matrix.compiler-version}}-${{matrix.contrib}}
        path: |
          ${{github.workspace}}/build/_deps/${{matrix.contrib}}-*/**

    - name: Install ninja-build tool
      uses: seanmiddleditch/gha-setup-ninja@v3

    - name: Install/configure Clang compiler toolchain
      if: matrix.compiler == 'clang'
      run: |
        sudo apt-get install -qy clang-${{matrix.compiler-version}}
        echo "CXX=clang++-${{matrix.compiler-version}}" >> $GITHUB_ENV
        echo "CC=clang-${{matrix.compiler-version}}" >> $GITHUB_ENV

    - name: Install/configure GCC compiler toolchain
      if: matrix.compiler == 'gcc'
      run: |
        sudo apt-get install -qy g++-${{matrix.compiler-version}}
        echo "CXX=g++-${{matrix.compiler-version}}" >> $GITHUB_ENV
        echo "CC=gcc-${{matrix.compiler-version}}" >> $GITHUB_ENV

    - name: Create Build Environment
      run: |
        pip3 install absl-py clang
        cmake -E make_directory $GITHUB_WORKSPACE/build

    - name: Configure CMake
      run: |
        cmake \
          -S $GITHUB_WORKSPACE/contrib/${{matrix.contrib}} \
          -B $GITHUB_WORKSPACE/build \
          -G Ninja \
          -DCMAKE_BUILD_TYPE=$BUILD_TYPE \
          -DSAPI_BUILD_TESTING=ON \
          -DSAPI_BUILD_EXAMPLES=ON

    - name: Build
      run: |
        cmake \
          --build $GITHUB_WORKSPACE/build \
          --config $BUILD_TYPE

    - name: Test
      run: |
        ctest \
          --test-dir $GITHUB_WORKSPACE/build \
          -C $BUILD_TYPE \
          --output-on-failure