name: publish-wasm

on:
  push:
    tags:
      - '[0-9]*.[0-9]*.[0-9]*'

jobs:
  publish:
    name: Publish MuJoCo WASM package
    runs-on: ubuntu-24.04
    steps:
    - uses: actions/checkout@v3

    - name: Setup Node.js for WASM bindings
      uses: actions/setup-node@v4
      with:
        node-version: '20'

    - name: Prepare Linux
      run: bash ./.github/workflows/build_steps.sh prepare_linux

    - name: Install NPM Dependencies for WASM bindings
      run: bash ./.github/workflows/build_steps.sh npm_ci

    - name: Setup Emscripten for WASM bindings
      run: bash ./.github/workflows/build_steps.sh setup_emsdk

    - name: Build WASM bindings
      run: bash ./.github/workflows/build_steps.sh build_test_wasm

    - name: Prepare clean package manifest in dist
      run: |
        if [ -f wasm/package.npm.json ]; then
          mkdir -p wasm/dist
          cp wasm/package.npm.json wasm/dist/package.json
          echo "Copied wasm/package.npm.json -> wasm/dist/package.json"
        else
          echo "No wasm/package.npm.json found; aborting"
          exit 1
        fi

    - name: Prepare README for dist
      run: |
        mkdir -p wasm/dist
        cp wasm/README.md wasm/dist/README.md


    - name: Sync version with tag (dist)
      run: |
        VERSION=${GITHUB_REF#refs/tags/}
        echo "Setting package version to: ${VERSION}"
        npm --prefix wasm/dist version "${VERSION}" --no-git-tag-version

    - name: Configure npm auth
      env:
        NPM_TOKEN: ${{ secrets.NPM_ACCESS_TOKEN }}
      run: |
        echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc

    - name: Preview package (dist)
      run: npm pack --dry-run ./wasm/dist

    - name: Publish package (dist)
      run: npm publish ./wasm/dist --access public