name: Build using cmake+msys2+mingw(32|64)
on:
  pull_request:
  push:
  release:
    types: published
jobs:
  build-mingw:
    strategy:
      matrix:
        arch: ['i686', 'x86_64']
        platform: ['gl3-glfw', 'gl3-sdl2', 'd3d9']
    runs-on: windows-latest
    defaults:
      run:
        shell: msys2 {0}
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-python@v2
      - name: "Calculate variables"
        id: "variables"
        shell: python
        run: |
          cmake_args = {
            "gl3-glfw": "-DLIBRW_PLATFORM=GL3 -DLIBRW_GL3_GFXLIB=GLFW",
            "gl3-sdl2": "-DLIBRW_PLATFORM=GL3 -DLIBRW_GL3_GFXLIB=SDL2",
            "d3d9": "-DLIBRW_PLATFORM=D3D9"
          }["${{ matrix.platform }}"]
          print("::set-output name=cmake_args::{}".format(cmake_args))
          msystem = {
            "i686": "MINGW32",
            "x86_64": "MINGW64",
          }["${{ matrix.arch }}"]
          print("::set-output name=msystem::{}".format(msystem))
      - uses: msys2/setup-msys2@v2
        with:
          msystem: ${{ steps.variables.outputs.msystem }}
          install: >-
            mingw-w64-${{ matrix.arch }}-gcc
            mingw-w64-${{ matrix.arch }}-cmake
            mingw-w64-${{ matrix.arch }}-make
            mingw-w64-${{ matrix.arch }}-glfw
            mingw-w64-${{ matrix.arch }}-SDL2
      - name: "Build files (CMake)"
        shell: "msys2 {0}"
        run: |
          cmake -S. -Bbuild ${{ steps.variables.outputs.cmake_args }} -DLIBRW_INSTALL=True -G "MinGW Makefiles"
          cmake --build build --parallel
      - name: "Create binary package (CPack)"
        shell: "msys2 {0}"
        working-directory: ./build
        run: |
          cpack
      - name: "Archive binary package (github artifacts)"
        uses: actions/upload-artifact@v2
        with:
          name: "mingw-${{ matrix.platform }}-${{ matrix.arch }}"
          path: build/*.tar.xz
          if-no-files-found: error