name: Build for applicable OS

on:
  push:
    branches: [master]

jobs:
  build:
    if: ${{ !startsWith(github.event.head_commit.message, '[Github Actions]')  && !startsWith(github.event.head_commit.message, '[Skip CI]') }} # Prevent recursive builds
    strategy:
      matrix:
        node: [18.2.0]
        os: [ubuntu-20.04, windows-latest, macos-latest]
    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v2
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
      - name: Use Node.js ${{ matrix.node }}
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node }}

      - name: install node-gyp
        run: npm install --global node-gyp@9.0.0

      - name: install prebuildify
        run: npm install --global prebuildify@5.0.0

      - name: prebuild binary files
        run: prebuildify --napi --strip

      - name: Upload prebuild-assets
        uses: actions/upload-artifact@v2
        with:
          name: prebuilds-${{ matrix.os }}-x64
          path: prebuilds
          retention-days: 1

  aggregate_binaries:
    needs: build
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v2
      - name: download ubuntu-20.04 binaries
        uses: actions/download-artifact@v2
        with:
          name: prebuilds-ubuntu-20.04-x64

      - name: download windows-latest binaries
        uses: actions/download-artifact@v2
        with:
          name: prebuilds-windows-latest-x64

      - name: download macos-latest binaries
        uses: actions/download-artifact@v2
        with:
          name: prebuilds-macos-latest-x64

      - run: cp -rf linux-x64 prebuilds
      - run: cp -rf win32-x64 prebuilds
      - run: cp -rf darwin-x64 prebuilds

      - name: configure Git
        run: |
          git config --global user.name 'Robot'
          git config --global user.email 'robot@trufflesuite.com'
          git remote set-url origin https://robot:${GITHUB_TOKEN}@github.com/$GITHUB_REPOSITORY

      - run: git add prebuilds
      - run: git diff --quiet && git diff --staged --quiet || git commit -am '[GitHub Actions] Updated prebuilt binaries.'
      - run: git push origin