name: Upload Preview Build to Netlify
on:
    workflow_run:
        workflows: ["Layered Preview Build"]
        types:
            - completed
jobs:
    build:
        runs-on: ubuntu-latest
        if: >
            ${{ github.event.workflow_run.event == 'pull_request' &&
            github.event.workflow_run.conclusion == 'success' }}
        steps:
            - name: Download Artifact
              uses: actions/download-artifact@v2
              with:
                  name: "Preview Build"
            - name: Deploy to Netlify
              uses: nwtgck/actions-netlify@v1.2
              with:
                  publish-dir: .
                  github-token: ${{ secrets.GITHUB_TOKEN }}
                  alias: deploy-preview-${{ github.event.number }}
                  deploy-message: "Deploy from GitHub Actions"
                  enable-pull-request-comment: true
                  enable-commit-comment: false
                  overwrites-pull-request-comment: true
              env:
                  NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
                  NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
              timeout-minutes: 1