# This workflow validates the WebAssembly build on Ubuntu.
# It is triggered on pushes to the master branch.
# The workflow includes steps to install dependencies, configure, build, and clean up the project.

name: WebAssembly build (Ubuntu)

on:
  push:
    branches:
      - 'master'

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
  cancel-in-progress: true

env:
  USERNAME: Open-Cascade-SAS
  VCPKG_EXE: ${{ github.workspace }}/vcpkg/vcpkg
  FEED_URL: https://nuget.pkg.github.com/Open-Cascade-SAS/index.json
  VCPKG_BINARY_SOURCES: "clear;nuget,https://nuget.pkg.github.com/Open-Cascade-SAS/index.json,readwrite"
  EMSDK_VERSION: 3.1.74

jobs:
  wasm-build:
    name: WebAssembly Build
    runs-on: ubuntu-24.04

    strategy:
      matrix:
        build_type: [Debug, Release]

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4.1.7

    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y build-essential ninja-build curl zip unzip tar nasm autoconf mono-complete
        sudo apt-get install -y libxi-dev libgl1-mesa-dev libglu1-mesa-dev mesa-common-dev libxrandr-dev libxxf86vm-dev

    - name: Setup vcpkg
      run: |
        git clone https://github.com/microsoft/vcpkg.git
        ./vcpkg/bootstrap-vcpkg.sh

    - name: Add NuGet sources
      run: |
        mono $(${VCPKG_EXE} fetch nuget | tail -n 1) \
          sources add \
          -Source "${FEED_URL}" \
          -StorePasswordInClearText \
          -Name GitHubPackages \
          -UserName "${USERNAME}" \
          -Password "${{ secrets.GITHUB_TOKEN }}"
        mono $(${VCPKG_EXE} fetch nuget | tail -n 1) \
          setapikey "${{ secrets.GITHUB_TOKEN }}" \
          -Source "${FEED_URL}"

    - name: Setup Emscripten
      run: |
        git clone https://github.com/emscripten-core/emsdk.git
        cd emsdk
        ./emsdk install ${EMSDK_VERSION}
        ./emsdk activate ${EMSDK_VERSION}
        echo "EMSDK=${{ github.workspace }}/emsdk" >> $GITHUB_ENV
        echo "${{ github.workspace }}/emsdk" >> $GITHUB_PATH
        echo "${{ github.workspace }}/emsdk/upstream/emscripten" >> $GITHUB_PATH

    - name: Configure OCCT with vcpkg
      run: |
        source "${{ github.workspace }}/emsdk/emsdk_env.sh"
        mkdir -p "build-${{ matrix.build_type }}"
        cd "build-${{ matrix.build_type }}"
        export VCPKG_ROOT="${{ github.workspace }}/vcpkg"
        emcmake cmake -G "Ninja" \
          -DCMAKE_TOOLCHAIN_FILE="${VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake" \
          -DVCPKG_TARGET_TRIPLET=wasm32-emscripten \
          -DVCPKG_CHAINLOAD_TOOLCHAIN_FILE="$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake" \
          -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
          -DBUILD_USE_VCPKG=ON \
          -DUSE_MMGR_TYPE=NATIVE \
          -DBUILD_LIBRARY_TYPE=Static \
          -DBUILD_MODULE_Draw=OFF \
          -DUSE_FREETYPE=OFF \
          -DUSE_TK=OFF \
          -DUSE_TCL=OFF \
          -DUSE_DRACO=ON \
          -DUSE_FFMPEG=OFF \
          -DUSE_FREEIMAGE=OFF \
          -DUSE_OPENVR=OFF \
          -DUSE_VTK=OFF \
          -DUSE_TBB=OFF \
          -DUSE_RAPIDJSON=ON \
          -DINSTALL_DIR="${{ github.workspace }}/install-wasm-${{ matrix.build_type }}" \
          -DCMAKE_CXX_FLAGS="-s WASM=1 -s EXPORTED_RUNTIME_METHODS=['ccall','cwrap'] -s ALLOW_MEMORY_GROWTH=1" \
          -DCMAKE_EXECUTABLE_SUFFIX=".js" ..

    - name: Build
      run: |
        cd build-${{ matrix.build_type }}
        cmake --build . --config ${{ matrix.build_type }} --target install -- -j4