stack-chan

name: Bundle Stack-chan Firmware
on: 
  push:
    branches:
      - dev/v1.0
  pull_request:
    branches:
      - dev/v1.0
      # Allow the stacked PR that targets the WASM build-support branch to run.
      - feat/wasm-stackchan-build
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Check for changes in firmware
        id: diff_check
        run: |
          git diff --quiet HEAD^ HEAD -- ./firmware/ || echo "diff_detected=true" >> $GITHUB_ENV
      - name: Cache build results
        id: cache
        uses: actions/cache@v4
        with:
          path: ./firmware/stackchan/tech.moddable.stackchan
          key: ${{ github.sha }}
      - name: Setup
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        uses: ./.github/actions/setup
      - name: Pin Moddable SDK
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        run: |
          git -C "$HOME/.local/share/moddable" fetch origin b0411457e4577ea5560c780cb7824f3b00c2b2af
          git -C "$HOME/.local/share/moddable" checkout b0411457e4577ea5560c780cb7824f3b00c2b2af
      - name: Bundle
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        run: source "$HOME/.local/share/xs-dev-export.sh" && npm run bundle
        working-directory: ./firmware
      - name: Setup Emscripten for WASM simulator
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        uses: mymindstorm/setup-emsdk@v14
        with:
          version: 3.1.2
      - name: Build WASM simulator firmware
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        run: source "$HOME/.local/share/xs-dev-export.sh" && npm run build:wasm
        working-directory: ./firmware
      - name: Upload Firmware Bundle
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        uses: actions/upload-artifact@v4
        with:
          name: firmware-bundle
          path: ./firmware/stackchan/tech.moddable.stackchan
      - name: Upload WASM Simulator
        if: ${{ env.diff_detected}} || steps.cache.outputs.cache-hit != 'true'
        uses: actions/upload-artifact@v4
        with:
          name: wasm-simulator
          path: ./web/simulator

  deploy:
    needs: build
    if: github.event_name == 'push' && github.ref == 'refs/heads/dev/v1.0'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Pages Branch
        uses: actions/checkout@v4
        with:
          ref: gh-pages
      - name: Download Firmware Bundle
        uses: actions/download-artifact@v4
        with:
          name: firmware-bundle
          path: ./firmware-bundle
      - name: Download WASM Simulator
        uses: actions/download-artifact@v4
        with:
          name: wasm-simulator
          path: ./wasm-simulator
      - name: Move Bundle
        run: |
          mkdir -p ./web/flash/tech.moddable.stackchan
          rm -rf ./web/flash/tech.moddable.stackchan/*
          mv firmware-bundle/* ./web/flash/tech.moddable.stackchan
      - name: Move WASM Simulator
        run: |
          mkdir -p ./web/simulator
          rm -rf ./web/simulator/*
          mv wasm-simulator/* ./web/simulator
      - name: Commit and Push
        run: |
          git config --global user.name 'GitHub Action'
          git config --global user.email 'action@github.com'
          git add .
          git commit -m "Deploy firmware bundle from ${{ github.sha }}"
          git push