ci.yml

name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        target: [desktop, web]

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v3

      - name: Setup Ubuntu
        if: matrix.os == 'ubuntu-latest'
        run: |
          sudo apt-get update
          sudo apt-get install -y xorg-dev libglu1-mesa-dev

      - name: Enable Developer Command Prompt (Windows)
        if: matrix.os == 'windows-latest'
        uses: ilammy/msvc-dev-cmd@v1

      - name: Setup CMake and Ninja
        uses: lukka/get-cmake@latest
        with:
          useCloudCache: true
          useLocalCache: false
          cmakeVersion: "^3.24.0"
          ninjaVersion: "^1.11.0"

      - name: Setup Emscripten
        if: matrix.target == 'web'
        uses: mymindstorm/setup-emsdk@v14
        with:
          version: 3.1.51
      - name: Export Emscripten environment
        shell: bash
        if: matrix.target == 'web' && matrix.os != 'windows-latest'
        run: |
          echo "EMSDK_ROOT=$EMSDK/upstream/emscripten" >> $GITHUB_ENV
          echo "EMSDK_INCLUDE_ROOT=$EMSDK/upstream/emscripten/cache/sysroot/include" >> $GITHUB_ENV
      - name: Export Emscripten environment (Windows)
        if: matrix.target == 'web' && matrix.os == 'windows-latest'
        run: |
          echo "EMSDK_ROOT=$EMSDK/upstream/emscripten" >> $env:GITHUB_ENV
          echo "EMSDK_INCLUDE_ROOT=$EMSDK/upstream/emscripten/cache/sysroot/include" >> $env:GITHUB_ENV

      - name: Define compiler
        shell: bash
        run: |
          if [ "$RUNNER_OS" == "Linux" ]; then
            echo "CXX=g++" >> $GITHUB_ENV
            echo "CC=gcc" >> $GITHUB_ENV
          elif [ "$RUNNER_OS" == "macOS" ]; then
            echo "CXX=clang++" >> $GITHUB_ENV
            echo "CC=clang" >> $GITHUB_ENV
          elif [ "$RUNNER_OS" == "Windows" ]; then
            echo "CXX=cl" >> $GITHUB_ENV
            echo "CC=cl" >> $GITHUB_ENV
          else
            echo "Unknown OS"
            exit 1
          fi

      - name: Configure
        shell: bash
        run: cmake --preset=${{ matrix.target }}-release -DCMAKE_C_COMPILER=$CC -DCMAKE_CXX_COMPILER=$CXX

      - name: Build
        run: cmake --build ./build --target=all

      - name: Copy WASM module (Ubuntu)
        if: matrix.target == 'web' && matrix.os == 'ubuntu-latest'
        run: |
          cp ./build/sandbox.wasm ./src/web
          cp ./build/sandbox.js ./src/web
          cp ./build/sandbox.html ./src/web

      - name: Deploy to GitHub Pages (Ubuntu)
        if: matrix.target == 'web' && matrix.os == 'ubuntu-latest'
        uses: JamesIves/github-pages-deploy-action@v4.5.0
        with:
          branch: gh-pages
          folder: src/web
          clean: true