name: Windows CI

on: [pull_request]

jobs:
  build:
    name: ${{ matrix.name }} ${{ matrix.build_type }}
    runs-on: ${{ matrix.os }}

    env:
      CTEST_OUTPUT_ON_FAILURE: ON
      CTEST_PARALLEL_LEVEL: 2
      CMAKE_BUILD_TYPE: ${{ matrix.build_type }}
      GTSAM_BUILD_UNSTABLE: ${{ matrix.build_unstable }}
    strategy:
      fail-fast: false
      matrix:
        # Github Actions requires a single row to be added to the build matrix.
        # See https://help.github.com/en/articles/workflow-syntax-for-github-actions.
        name: [
          #TODO This build keeps timing out, need to understand why.
          # windows-2016-cl,
          windows-2019-cl,
        ]

        build_type: [Debug, Release]
        build_unstable: [ON]
        include:

          #TODO This build keeps timing out, need to understand why.
          # - name: windows-2016-cl
          #   os: windows-2016
          #   compiler: cl

          - name: windows-2019-cl
            os: windows-2019
            compiler: cl

    steps:
      - name: Checkout
        uses: actions/checkout@master
      - name: Install (Windows)
        if: runner.os == 'Windows'
        shell: powershell
        run: |
          Invoke-Expression (New-Object System.Net.WebClient).DownloadString('https://get.scoop.sh')
          scoop install ninja --global
          if ("${{ matrix.compiler }}".StartsWith("clang")) {
            scoop install llvm --global
          }
          if ("${{ matrix.compiler }}" -eq "gcc") {
            # Chocolatey GCC is broken on the windows-2019 image.
            # See: https://github.com/DaanDeMeyer/doctest/runs/231595515
            # See: https://github.community/t5/GitHub-Actions/Something-is-wrong-with-the-chocolatey-installed-version-of-gcc/td-p/32413
            scoop install gcc --global
            echo "CC=gcc" >> $GITHUB_ENV
            echo "CXX=g++" >> $GITHUB_ENV
          } elseif ("${{ matrix.compiler }}" -eq "clang") {
            echo "CC=clang" >> $GITHUB_ENV
            echo "CXX=clang++" >> $GITHUB_ENV
          } else {
            echo "CC=${{ matrix.compiler }}" >> $GITHUB_ENV
            echo "CXX=${{ matrix.compiler }}" >> $GITHUB_ENV
          }
          # Scoop modifies the PATH so we make the modified PATH global.
          echo "$env:PATH" >> $GITHUB_PATH
      - name: Build (Windows)
        if: runner.os == 'Windows'
        run: |
          cmake -E remove_directory build
          echo "BOOST_ROOT_1_72_0: ${env:BOOST_ROOT_1_72_0}"
          cmake -B build -S . -DGTSAM_BUILD_EXAMPLES_ALWAYS=OFF -DBOOST_ROOT="${env:BOOST_ROOT_1_72_0}" -DBOOST_INCLUDEDIR="${env:BOOST_ROOT_1_72_0}\boost\include" -DBOOST_LIBRARYDIR="${env:BOOST_ROOT_1_72_0}\lib"
          cmake --build build --config ${{ matrix.build_type }} --target gtsam
          cmake --build build --config ${{ matrix.build_type }} --target gtsam_unstable
          cmake --build build --config ${{ matrix.build_type }} --target wrap
          cmake --build build --config ${{ matrix.build_type }} --target check.base
          cmake --build build --config ${{ matrix.build_type }} --target check.base_unstable
          cmake --build build --config ${{ matrix.build_type }} --target check.linear
      - name: Upload build directory
        uses: actions/upload-artifact@v2
        if: ${{ matrix.build_type }} == "Release"
        with:
          name: gtsam-${{ matrix.name }}-${{ matrix.build_type }}
          path: ${{ github.workspace }}/build/