name: Deploy preview

on:
  pull_request_target: null

jobs:
  deploy:
    runs-on: ubuntu-20.04
    continue-on-error: true
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          repository: ${{ github.event.pull_request.head.repo.full_name }}
          ref: ${{ github.event.pull_request.head.ref }}
      - name: Use node.js 14.15
        uses: actions/setup-node@v1
        with:
          node-version: 14.15
      - name: Generate slug
        id: generate_slug
        run: echo "##[set-output name=slug;]$(echo ${GITHUB_HEAD_REF#refs/heads/} | sed -r 's/[~\^]+//g' | sed -r 's/[^a-zA-Z0-9]+/-/g' | sed -r 's/^-+\|-+$//g' | tr A-Z a-z)"
      - name: Build
        run: |
          npm ci && \
          node ./scripts/set-homepage.js /shlink-web-client/${{ steps.generate_slug.outputs.slug }} && \
          npm run build
      - name: Deploy
        uses: JamesIves/github-pages-deploy-action@4.1.1
        with:
          branch: preview-env
          folder: build
          target-folder: ${{ steps.generate_slug.outputs.slug }}
      - name: Publish env
        uses: marocchino/sticky-pull-request-comment@v2
        with:
          header: Preview environment
          message: |
            ## Preview environment
            https://shlinkio.github.io/shlink-web-client/${{ steps.generate_slug.outputs.slug }}/