name: Emscripten

on:
  push:
      branches:
        - "*"
      tags:
        - "*"

  pull_request:
      branches:
        - "*"

jobs:
  build:
    name: "Libs: ${{ matrix.libs }}, FS Lib: ${{ matrix.fslib }}, SDK: ${{ matrix.emsdk-version }}, Arch: WASM, Build OS: ${{ matrix.runs-on }}"
    runs-on: ${{ matrix.runs-on }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - libs: static
            fslib: stl
            emsdk-version: 3.1.53
            runs-on: ubuntu-24.04

    steps:
      - uses: actions/checkout@v4
        with:
          submodules: 'recursive'
      
      - name: Setup emsdk
        uses: mymindstorm/setup-emsdk@v14
        with:
          # Make sure to set a version number!
          version: ${{ matrix.emsdk-version }}
          # This is the name of the cache folder.
          # The cache folder will be placed in the build directory,
          #  so make sure it doesn't conflict with anything!
          actions-cache-folder: 'emsdk-cache'

      - name: Verify EMSDK
        run: emcc -v

      - name: Install Packages
        run: |
          sudo apt-get update
          sudo apt-get install -y libgl1-mesa-dev mesa-common-dev libsdl2-dev libglm-dev ninja-build

      - name: Build GoogleTest From Source
        run: |
          git clone https://github.com/projectM-visualizer/build-gtest.git ${{ github.workspace }}/build-gtest
          cd ${{ github.workspace }}/build-gtest && ./setup.sh && ./build-emscripten.sh

      - name: Configure Build
        run: |
          emcmake cmake -G "Unix Makefiles" \
            -S "${{ github.workspace }}" \
            -B "${{ github.workspace }}/cmake-build" \
            -DCMAKE_INSTALL_PREFIX="${{ github.workspace }}/install" \
            -DCMAKE_VERBOSE_MAKEFILE=YES \
            -DBUILD_TESTING=YES \
            -DGTest_DIR="${{ github.workspace }}/build-gtest/dist/emscripten/lib/lib/cmake/GTest"

      - name: Build Debug
        run: emmake cmake --build "${{ github.workspace }}/cmake-build" --parallel

      # - name: Run Unit Tests
      #   run: ctest --test-dir "${{ github.workspace }}/cmake-build" --verbose --build-config "Debug"

      # - name: Build Release
      #   run: emcmake cmake --build "${{ github.workspace }}/cmake-build" --config "Release" --parallel

      - name: Install
        run: |
          cd "${{ github.workspace }}/cmake-build" && emmake make install
          
        # emcmake cmake --build "${{ github.workspace }}/cmake-build" --config "Release" --target install

      - name: Upload Artifact
        uses: actions/upload-artifact@v4
        with:
            name: projectm-emscripten-${{ matrix.libs }}-emsdk-${{ matrix.emsdk-version }}
            path: install/*