preview.yaml

name: Preview

on:
  pull_request:
    types: [opened, synchronize, reopened, labeled]
    branches:
      - maintenance-3.0.x

env:
  DOCKER_REGISTRY: us-east1-docker.pkg.dev
  DOCKER_IMAGE: ${{ secrets.GKE_PROJECT }}/webui/nuxeo-elements/storybook
  GKE_CLUSTER: jx-prod
  GKE_ZONE: us-east1-b

  ## limiting lerna version as latest is not compatible with node 14.
  ## We will revert this once node is upragded.
  env:
    LERNA: 'lerna@6.6.2'

jobs:
  storybook:
    name: Storybook
    if: (github.event.action == 'labeled' && github.event.label.name == 'preview') || contains(github.event.pull_request.labels.*.name, 'preview')
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - uses: actions/setup-node@v3
      with:
        node-version: 14
        registry-url: 'https://packages.nuxeo.com/repository/npm-public/'
        scope: '@nuxeo'

    - name: Prepare environment
      run: |
        BRANCH_NAME=${GITHUB_HEAD_REF##*/}
        echo "BRANCH_NAME=$BRANCH_NAME" >> $GITHUB_ENV
        echo "VERSION=$(npx -c 'echo "$npm_package_version"')-$BRANCH_NAME" >> $GITHUB_ENV
        echo "PREVIEW_NAMESPACE=storybook-$(echo $BRANCH_NAME | sed 's/[^[:alnum:]-]/-/g' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

    - name: Install
      env:
        NODE_AUTH_TOKEN: ${{ secrets.NPM_PACKAGES_TOKEN }}
      run: |
        npm install --no-package-lock
        npm run bootstrap

    - name: Run analysis
      run: npx $LERNA run analysis --parallel

    - name: Build storybook
      working-directory: ./storybook
      run: |
        npx build-storybook -o dist -s ./public

    - name: Build and push image
      uses: docker/build-push-action@v1
      with:
        registry: ${{ env.DOCKER_REGISTRY }}
        username: _json_key
        password: ${{ secrets.GKE_SA_KEY }}
        path: ./storybook
        push: true
        repository: ${{ env.DOCKER_IMAGE }}
        tags: ${{ env.VERSION }}

    - name: Get GKE credentials
      uses: google-github-actions/get-gke-credentials@v0.2.1
      with:
        cluster_name: ${{ env.GKE_CLUSTER }}
        location: ${{ env.GKE_ZONE }}
        project_id: ${{ secrets.GKE_PROJECT }}
        credentials: ${{ secrets.GKE_SA_KEY }}

    - name: Check preview namespace
      id: preview_ns
      run: |
        echo ::set-output name=exists::$(kubectl get namespace ${PREVIEW_NAMESPACE})

    # Previous preview deployment needs to be scaled to 0 to be replaced correctly
    # - name: Cleanup preview namespace
    #   if: ${{ steps.preview_ns.outputs.exists }}
    #   continue-on-error: true
    #   run: |
    #     kubectl -n ${PREVIEW_NAMESPACE} scale deployment preview --replicas=0

    - name: Create preview namespace
      if: ${{ !steps.preview_ns.outputs.exists }}
      run: |
        kubectl create namespace ${PREVIEW_NAMESPACE}

    - name: Install preview
      id: preview
      working-directory: ./storybook/charts/preview
      run: |
        # install Helm
        curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash -
        helm repo add jx https://jenkins-x-charts.github.io/v2/

        # substitute env variables in values.yaml
        mv values.yaml values.yaml.tosubst
        envsubst < values.yaml.tosubst > values.yaml

        # update helm deps
        helm dependency update .

        # install
        helm upgrade --install --namespace ${PREVIEW_NAMESPACE} preview .

        echo "PREVIEW_URL=https://preview-${PREVIEW_NAMESPACE}.webui.dev.nuxeo.com" >> $GITHUB_ENV

    - uses: actions/github-script@0.9.0
      if: github.event_name == 'pull_request'
      with:
        github-token: ${{ secrets.GITHUB_TOKEN }}
        script: |
          github.issues.createComment({
            issue_number: context.issue.number,
            owner: context.repo.owner,
            repo: context.repo.repo,
            body: `:star: Storybook preview available [here](${process.env.PREVIEW_URL})`
          })

  webui-preview:
    name: Web UI
    runs-on: ubuntu-latest
    if: (github.event.action == 'labeled' && github.event.label.name == 'webui-preview') || contains(github.event.pull_request.labels.*.name, 'webui-preview')
    steps:
      - uses: actions/checkout@v2

      - name: Prepare environment
        run: |
          echo "BRANCH_NAME=${GITHUB_HEAD_REF##*/}" >> $GITHUB_ENV

      - name: Web UI preview
        id: main
        uses: nuxeo/ui-team-gh-actions/trigger-workflow@a5b89f35e0d1f3a912f528d7f1c3acdb73c60549
        with:
          owner: nuxeo
          repo: nuxeo-web-ui
          workflow-id: preview.yaml
          access-token: ${{ secrets.WEBUI_ACCESS_TOKEN_PERSONAL }}
          branch-name: maintenance-3.0.x
          inputs: |
            branch_name: ${{ env.BRANCH_NAME }}

      - uses: actions/github-script@0.9.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            github.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `:star: Web UI preview available [here](${{ steps.main.outputs.message }})`
            })