name: Design preview

on:
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
      - labeled
    branches:
      - dev

env:
  NODE_VERSION: 16
  NODE_OPTIONS: --max_old_space_size=6144

jobs:
  preview:
    runs-on: ubuntu-latest
    # Skip running on forks since it won't have access to secrets
    # Skip running PRs without 'needs design preview' label
    if: github.repository == 'home-assistant/frontend' && contains(github.event.pull_request.labels.*.name, 'needs design preview')
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@v3.3.0

      - name: Set up Node ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3.6.0
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: yarn

      - name: Install dependencies
        run: yarn install --immutable

      - name: Build Gallery
        run: ./node_modules/.bin/gulp build-gallery
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Deploy preview to Netlify
        id: deploy
        uses: netlify/actions/cli@master
        with:
          args: deploy --dir=gallery/dist --alias "deploy-preview-${{ github.event.number }}"
        env:
          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_GALLERY_SITE_ID }}

      - name: Generate summary
        run: |
          echo "${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}" >> "$GITHUB_STEP_SUMMARY"