ci.yml

name: Java CI
on: [push]
jobs:
  setup:
    runs-on: ubuntu-latest
    outputs:
      test-chunks: ${{ steps['set-test-chunks'].outputs['test-chunks'] }}
      test-chunk-ids: ${{ steps['set-test-chunk-ids'].outputs['test-chunk-ids'] }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: '18'
          cache: 'yarn'
      - run: yarn install 

        # Steps being performed here:
        # npx jest --listTests: List all of the available tests.
        # shuf: Shuffle the list randomly.
        # awk NF: Remove additional empty lines.
        # jq -R .: Convert each line to a JSON string.
        # jq -s .: Combine them all into a single JSON array.
        # jq -cM ...: This part will split it into 8 groups. The last group will probably not have enough to fill the full group.
      - id: set-test-chunks
        name: split tests into chunks
        run: echo "test-chunks=$(npx jest --listTests | shuf | awk NF | jq -R . | jq -s . | jq -cM '[_nwise(length / 7 | floor)]')" >> $GITHUB_OUTPUT

      - id: set-test-chunk-ids
        name: Set Chunk IDs
        run: echo "test-chunk-ids=$(echo $CHUNKS | jq -cM 'to_entries | map(.key)')" >> $GITHUB_OUTPUT
        env:
          CHUNKS: ${{ steps['set-test-chunks'].outputs['test-chunks'] }}

  test-chunk:
    runs-on: ubuntu-latest
    name: run tests (Chunk ${{ matrix.chunk }})
    needs:
      - setup
    strategy:
      fail-fast: false
      matrix:
        chunk: ${{ fromJson(needs.setup.outputs['test-chunk-ids']) }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: '18'
          cache: 'yarn'
      - run: yarn install
      - name: Run all tests in chunk
        run: echo $CHUNKS | jq '.[${{ matrix.chunk }}] | .[] | @text' | xargs npx jest
        env:
          CHUNKS: ${{ needs.setup.outputs['test-chunks'] }}

  build:
    runs-on: ubuntu-latest
    needs:
      - setup
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: '18'
          cache: 'yarn'

      - name: Install
        run: |
          yarn install

      - name: Build UI project
        run: |
          yarn workspace dina-ui build

      - name: Extract Version
        if: ${{ github.ref == 'refs/heads/master' }}
        run: |
          jq -r ".version" packages/dina-ui/package.json > version.txt

      - name: Store artifacts
        if: ${{ github.ref == 'refs/heads/master' }}
        uses: actions/upload-artifact@v4
        with:
          name: build-artifacts
          path: |
            packages/dina-ui/prod.Caddyfile
            packages/dina-ui/out
            Dockerfile
            version.txt

  push:
    name: Build Docker Image and Push to DockerHub
    needs: [build]
    runs-on: ubuntu-latest
    if: ${{ github.ref == 'refs/heads/master' }}

    steps:
      - name: Download artifacts from build job
        uses: actions/download-artifact@v4
        with:
          name: build-artifacts

      - name: Set VERSION_TAG ENV variable
        run: |
          echo "VERSION_TAG=$(cat version.txt)" >> $GITHUB_ENV

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build Image and Push
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: aafcbicoe/dina-ui:${{ env.VERSION_TAG }}
          provenance: false

  build-docs:
    runs-on: ubuntu-latest
    if: ${{ github.ref == 'refs/heads/master' }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: '18'
      - name: Building ascii docs
        run: |
          yarn install
          yarn docs
      
      - name: Copy images for UI dev docs
        run: |
          mkdir generated-docs/images
          cp -r ./docs/images generated-docs
          
      - name: Deploy GitHub Pages (only on master branch)
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: generated-docs