element-web/.github/workflows/netlify.yaml

# Triggers after the layered build has finished, taking the artifact
# and uploading it to netlify
name: Upload Preview Build to Netlify
on:
  workflow_run:
    workflows: [ "Element Web - Build and Test" ]
    types:
      - completed
jobs:
  prdetails:
    name: ℹ️ PR Details
    if: github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.event == 'pull_request'
    uses: matrix-org/matrix-js-sdk/.github/workflows/pr_details.yml@develop
    with:
      owner: ${{ github.event.workflow_run.head_repository.owner.login }}
      branch: ${{ github.event.workflow_run.head_branch }}

  deploy:
    needs: prdetails
    runs-on: ubuntu-latest
    steps:
      - name: 📝 Create Deployment
        uses: bobheadxi/deployments@v1
        id: deployment
        with:
          step: start
          token: ${{ secrets.GITHUB_TOKEN }}
          env: Netlify
          ref: ${{ github.event.workflow_run.head_sha }}
          desc: |
            Do you trust the author of this PR? Maybe this build will steal your keys or give you malware.
            Exercise caution. Use test accounts.            

      # There's a 'download artifact' action, but it hasn't been updated for the workflow_run action
      # (https://github.com/actions/download-artifact/issues/60) so instead we get this mess:
      - name: 📥 Download artifact
        uses: dawidd6/action-download-artifact@v2
        with:
          workflow: element-build-and-test.yaml
          run_id: ${{ github.event.workflow_run.id }}
          name: previewbuild
          path: webapp

      - name: ☁️ Deploy to Netlify
        id: netlify
        uses: nwtgck/actions-netlify@v1.2
        with:
          publish-dir: webapp
          deploy-message: "Deploy from GitHub Actions"
          # These don't work because we're in workflow_run
          enable-pull-request-comment: false
          enable-commit-comment: false
          alias: pr${{ needs.prdetails.outputs.pr_id }}
        env:
          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
        timeout-minutes: 1

      - name: 🚦 Update deployment status
        uses: bobheadxi/deployments@v1
        if: always()
        with:
          step: finish
          override: false
          token: ${{ secrets.GITHUB_TOKEN }}
          status: ${{ job.status }}
          env: ${{ steps.deployment.outputs.env }}
          deployment_id: ${{ steps.deployment.outputs.deployment_id }}
          env_url: ${{ steps.netlify.outputs.deploy-url }}
          desc: |
            Do you trust the author of this PR? Maybe this build will steal your keys or give you malware.
            Exercise caution. Use test accounts.