integration.yml

name: integration

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  workflow_dispatch: {}


jobs:

  # Build bundle, doc and run tests (unit, functional and coverage)
  tests:
    name: Build and test validation
    runs-on: ubuntu-latest
    steps:

      # Use specific Node.js version
      - uses: actions/checkout@v3
      - name: Use Node.js 16.x
        uses: actions/setup-node@v3
        with:
          node-version: 16.x

      # Install packages
      # TODO: add cache npm to speed up installing
      - name: Install packages
        run: npm ci

      # Prepare before build
      - name: Prepare
        run: npm run prepare

      # Check linter
      - name: Linter
        run: npm run lint -- --max-warnings=0

      # Build bundle
      - name: Build bundle
        if: ${{ success() }}
        run: npm run build

      # Run unit tests
      - name: Unit tests
        run: npm run test-with-coverage_lcov

      # Run functional tests
      # TODO: functional tests don't stop if one fails
      - name: Functional tests
        if: ${{ success() }}
        run: npm run test-functional

      # Code coverage
      - name: Coveralls
        uses: coverallsapp/github-action@master
        with:
            github-token: ${{ secrets.GITHUB_TOKEN }}

      # Build documentation
      - name: Build documentation
        if: ${{ success() && github.ref == 'refs/heads/master' }}
        run: npm run doc -- -d buildDocs

      # Prepare archive for deploying
      - name: Archive production artifacts
        if: ${{ success() && github.ref == 'refs/heads/master' }}
        uses: actions/upload-artifact@v3
        with:
            name: dist-itowns
            path: |
                dist/**/*.js
                examples
                buildDocs


  # Publish NPM package
  publish:
    name: Publish NPM package
    if: ${{ github.ref == 'refs/heads/master' }}
    needs: tests
    runs-on: ubuntu-latest
    steps:

      - uses: actions/checkout@v3
        with:
          # fetch all branches
          fetch-depth: 0

      # Configure git user for later command induced commits
      - uses: fregante/setup-git-user@v1

      - uses: actions/setup-node@v3
        with:
          node-version: 16
          registry-url: https://registry.npmjs.org/

      - run: npm ci
      - run: npm run prepare

      - name: publish itowns@latest npm package
        if: ${{ startsWith(github.event.head_commit.message, 'release v' ) }}
        run: npm run publish-latest
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      - name: publish itowns@next npm package (following a release)
        if: ${{ startsWith(github.event.head_commit.message, 'release v' ) }}
        run: |
          git checkout next
          git reset --hard master
          npm run publish-next
          git push -f
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      - name: publish itowns@next npm package
        if: ${{ !startsWith(github.event.head_commit.message, 'release v' ) }}
        run: |
          git checkout next
          git merge master
          npm run publish-next
          git push
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}


  # Deploy on itowns.github.io website
  deploy:
    name: Deploy to itowns.github.io
    if: ${{ github.ref == 'refs/heads/master' }}
    needs: tests
    runs-on: ubuntu-latest
    steps:

      # Download artifact from build
      - name: Download itowns bundle
        uses: actions/download-artifact@v3
        with:
          name: dist-itowns

      # Copy files for deployment
      - name: build site
        run: |
          mkdir -p itowns/dist
          mkdir -p itowns/potree/build
          mkdir -p itowns/potree/libs
          cp -R dist/*.js itowns/dist/
          cp -R examples itowns/
          cp -R buildDocs itowns/docs

      # When deploying a release, we copy itowns bundles in dev folder to be published on
      # iTowns/itowns.github.io. This is because we can't publish both a release version
      # (in itowns/ folder) and a @next version (in itowns/dev folder) at the same time.
      - name: add dev bundle if release
        if: ${{ startsWith(github.event.head_commit.message, 'release v' ) }}
        run: |
          cp -R itowns dev
          mv dev itowns/

      # Deploy to itowns.github.io LTS
      - name: Deploy LTS to itowns.github.io
        if: ${{ startsWith(github.event.head_commit.message, 'release v' ) }}
        uses: peaceiris/actions-gh-pages@v3
        with:
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
          external_repository: iTowns/itowns.github.io
          publish_dir: ./itowns
          destination_dir: ./itowns
          publish_branch: master
          enable_jekyll: true

      # Deploy to itowns.github.io Dev
      - name: Deploy Dev to itowns.github.io
        # Prevent deploying @next version when a release is done. Doing so would cause an issue,
        # since it is not possible to use the same deploy key to simultaneously deploy two different
        # folders on iTowns/itowns.github.io (the release bundle on previous step and this one.
        if: ${{ !startsWith(github.event.head_commit.message, 'release v' ) }}
        uses: peaceiris/actions-gh-pages@v3
        with:
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
          external_repository: iTowns/itowns.github.io
          publish_dir: ./itowns
          destination_dir: ./itowns/dev
          publish_branch: master
          enable_jekyll: true


  # Create GitHub release
  release:
    name: Release GitHub
    if: ${{ github.ref == 'refs/heads/master' && startsWith( github.event.head_commit.message, 'release v' ) }}
    needs: tests
    runs-on: ubuntu-latest
    steps:

      - uses: actions/checkout@v3

      - name: Use Node.js 16.x
        uses: actions/setup-node@v3
        with:
          node-version: 16.x

      - name: Message commit
        run: echo "is RELEASE => ${{ github.event.head_commit.message }} !!"

      - name: Get release version
        run: echo ::set-output name=VERSION::$(node -e "console.log(require('./package.json').version);")
        id: npm_pack

      - name: itowns Version
        run: echo "The iTowns release version is ${{ steps.npm_pack.outputs.VERSION }}"

      # Add tag
      - name: Tag branch
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git tag -a v${{ steps.npm_pack.outputs.VERSION }} -m "release v${{ steps.npm_pack.outputs.VERSION }}."
          git push --follow-tags

      # Download artifact from build
      - name: Download itowns bundle
        uses: actions/download-artifact@v3
        with:
          name: dist-itowns

      # Create release
      - name: Create release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: v${{ steps.npm_pack.outputs.VERSION }}
          release_name: Release ${{ steps.npm_pack.outputs.VERSION }}
          body_path: ./changelog.md
          draft: false
          prerelease: false

      # Zip assets into bundle
      - name: Zip assets
        run: |
          zip --junk-paths bundles ./dist/*.js ./dist/*.map

      # Upload release asset
      - name: upload release asset
        id: upload-release-asset
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ./bundles.zip
          asset_name: bundles.zip
          asset_content_type: application/zip