name: Windows

on: [push, pull_request]

jobs:
  build-msvc:
    name: ${{matrix.msvc}}-${{matrix.arch}}-${{matrix.build_type}}-${{matrix.lib}}
    runs-on: ${{matrix.os}}
    defaults:
      run:
        shell: powershell
    env:
      CL: /MP
      CMAKE_GENERATOR: ${{matrix.generator}}
      CMAKE_GENERATOR_PLATFORM: ${{matrix.arch}}
    strategy:
      fail-fast: true
      matrix:
        arch:
          - x64
        build_type:
          - Release
        msvc:
          - VS-16-2019
          - VS-17-2022
        lib:
          - shared
        include:
          - msvc: VS-16-2019
            os: windows-2019
            generator: 'Visual Studio 16 2019'
            marker: vc16
          - msvc: VS-17-2022
            os: windows-2022
            generator: 'Visual Studio 17 2022'
            marker: vc17

    steps:
      - uses: actions/checkout@v2

      - name: Cache gflags
        id: cache-gflags
        uses: actions/cache@v2
        with:
          path: gflags/
          key: ${{matrix.msvc}}-gflags-2.2.2-${{matrix.arch}}-${{matrix.build_type}}-${{matrix.lib}}

      - name: Download gflags
        if: steps.cache-gflags.outputs.cache-hit != 'true'
        run: |
          (New-Object System.Net.WebClient).DownloadFile("https://github.com/gflags/gflags/archive/refs/tags/v2.2.2.zip", "v2.2.2.zip");
          Expand-Archive -Path v2.2.2.zip -DestinationPath .;

      - name: Setup gflags
        if: steps.cache-gflags.outputs.cache-hit != 'true'
        run: |
          cmake -S gflags-2.2.2 -B build-gflags `
                -DBUILD_SHARED_LIBS=${{matrix.lib == 'shared'}} `
                -DBUILD_TESTING=OFF `
                -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/gflags
          cmake --build build-gflags `
                --config ${{matrix.build_type}} `
                --target install

      - name: Cache glog
        id: cache-glog
        uses: actions/cache@v2
        with:
          path: glog/
          key: ${{matrix.msvc}}-glog-0.6.0rc1-${{matrix.arch}}-${{matrix.build_type}}-${{matrix.lib}}

      - name: Download glog
        if: steps.cache-glog.outputs.cache-hit != 'true'
        run: |
          (New-Object System.Net.WebClient).DownloadFile("https://github.com/google/glog/archive/refs/tags/v0.6.0-rc1.zip", "v0.6.0-rc1.zip");
          Expand-Archive -Path v0.6.0-rc1.zip -DestinationPath .;

      - name: Setup glog
        if: steps.cache-glog.outputs.cache-hit != 'true'
        run: |
          cmake -S glog-0.6.0-rc1 -B build-glog `
                -DBUILD_SHARED_LIBS=${{matrix.lib == 'shared'}} `
                -DBUILD_TESTING=OFF `
                -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/glog `
                -DCMAKE_PREFIX_PATH=${{github.workspace}}/gflags
          cmake --build build-glog `
                --config ${{matrix.build_type}} `
                --target install

      - name: Cache SuiteSparse
        id: cache-suitesparse
        uses: actions/cache@v2
        with:
          path: suitesparse/
          key: ${{matrix.msvc}}-suitesparse-5.11.0-cmake.2-${{matrix.arch}}-${{matrix.build_type}}-${{matrix.lib}}

      - name: Download SuiteSparse
        if: steps.cache-suitesparse.outputs.cache-hit != 'true'
        run: |
          (New-Object System.Net.WebClient).DownloadFile("https://github.com/sergiud/SuiteSparse/releases/download/5.11.0-cmake.2/SuiteSparse-5.11.0-cmake.2-${{matrix.marker}}-Win64-${{matrix.build_type}}-${{matrix.lib}}-gpl.zip", "suitesparse.zip");
          Expand-Archive -Path suitesparse.zip -DestinationPath ${{github.workspace}}/suitesparse;

      - name: Cache Eigen
        id: cache-eigen
        uses: actions/cache@v2
        with:
          path: eigen/
          key: ${{runner.os}}-eigen-3.4.0

      - name: Download Eigen
        if: steps.cache-eigen.outputs.cache-hit != 'true'
        run: |
          (New-Object System.Net.WebClient).DownloadFile("https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.zip", "eigen-3.4.0.zip");
          Expand-Archive -Path eigen-3.4.0.zip -DestinationPath .;

      - name: Setup Eigen
        if: steps.cache-eigen.outputs.cache-hit != 'true'
        run: |
          cmake -S eigen-3.4.0 -B build-eigen `
                -DBUILD_TESTING=OFF `
                -DCMAKE_Fortran_COMPILER= `
                -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/eigen `
                -DEIGEN_BUILD_DOC=OFF
          cmake --build build-eigen `
                --config ${{matrix.build_type}} `
                --target install

      - name: Setup Build Environment
        run: |
          echo "Eigen3_ROOT=${{github.workspace}}/eigen" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
          echo "gflags_ROOT=${{github.workspace}}/gflags" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
          echo "glog_ROOT=${{github.workspace}}/glog" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
          echo "CMAKE_PREFIX_PATH=${{github.workspace}}/suitesparse" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append

      - name: Setup Runtime Environment
        run: |
          echo '${{github.workspace}}\gflags\bin' | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          echo '${{github.workspace}}\glog\bin' | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          echo '${{github.workspace}}\suitesparse\bin' | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append

      - name: Configure
        run: |
          cmake -S . -B build_${{matrix.build_type}}/ `
                -DBLAS_blas_LIBRARY=${{github.workspace}}/suitesparse/lib/libblas.lib `
                -DBUILD_SHARED_LIBS=${{matrix.lib == 'shared'}} `
                -DCMAKE_CONFIGURATION_TYPES=${{matrix.build_type}} `
                -DCMAKE_INSTALL_PREFIX:PATH=${{github.workspace}}/install `
                -DLAPACK_lapack_LIBRARY=${{github.workspace}}/suitesparse/lib/liblapack.lib

      - name: Build
        run: |
          cmake --build build_${{matrix.build_type}}/ `
                --config ${{matrix.build_type}}

      - name: Test
        env:
          CTEST_OUTPUT_ON_FAILURE: 1
        run: |
          cmake --build build_${{matrix.build_type}}/ `
                --config ${{matrix.build_type}} `
                --target RUN_TESTS

      - name: Install
        run: |
          cmake --build build_${{matrix.build_type}}/ `
                --config ${{matrix.build_type}} `
                --target INSTALL