name: Deploy playground preview
on:
  pull_request:
    types: [labeled, synchronize]
jobs:
  deploy-preview:
    # check whether the labeled event was deploy-preview || check whether on new commit of PR the label deploy-preview exists
    if: github.event.label.name == 'deploy-preview' || contains( github.event.pull_request.labels.*.name, 'deploy-preview')
    runs-on: ubuntu-latest
    env:
      BRANCH_NAME: ${{ github.head_ref || github.ref_name }} # head_ref = branch on PR, ref_name if main / stable/**
    steps:
      - id: sanitize
        name: Sanitize form-playground branch name
        uses: camunda/infra-global-github-actions/sanitize-branch-name@main
        with:
          branch: ${{ env.BRANCH_NAME }}
          max_length: '25'
      - name: Save form-playground branch name
        run: echo "PREVIEW_BRANCH_NAME=demo-${{ steps.sanitize.outputs.branch_name }}" >> $GITHUB_ENV
      - name: Check form-playground branch
        run: echo "BRANCH_EXISTS=$(git ls-remote --heads https://${{ secrets.ADD_TO_HTO_PROJECT_PAT }}@github.com./camunda/form-playground ${{ env.PREVIEW_BRANCH_NAME }} | wc -l)" >> $GITHUB_ENV
      - name: Create form-playground branch
        if: env.BRANCH_EXISTS == 0
        uses: GuillaumeFalourd/create-other-repo-branch-action@706963eca4b230707b1cfecee6760b519e2cbbf3
        with:
          repository_owner: camunda
          repository_name: form-playground
          new_branch_name: ${{ env.PREVIEW_BRANCH_NAME }}
          access_token: ${{ secrets.ADD_TO_HTO_PROJECT_PAT }}
          ignore_branch_exists: true
      - name: Create GitHub deployment
        uses: bobheadxi/deployments@648679e8e4915b27893bd7dbc35cb504dc915bc8
        id: deployment
        with:
          step: start
          env: ${{ env.PREVIEW_BRANCH_NAME }}
          token: ${{ secrets.GITHUB_TOKEN }}
          ref: ${{ env.BRANCH_NAME }}
      - name: Trigger Netlify branch build
        run: |
          curl --location --request POST '${{ secrets.NETLIFY_CUSTOM_BUILD_HOOK }}?trigger_branch=${{ env.PREVIEW_BRANCH_NAME }}&clear_cache=true' \
            --header 'Content-Type: application/x-www-form-urlencoded' \
            --data-urlencode 'FORM_JS_BRANCH=${{ env.BRANCH_NAME }}'
      - name: Update branch deployment status
        # `always()` ensures that the deployment status
        # is updated regardless of previous steps failing.
        if: always()
        uses: bobheadxi/deployments@648679e8e4915b27893bd7dbc35cb504dc915bc8
        with:
          step: finish
          token: ${{ secrets.GITHUB_TOKEN }}
          status: ${{ job.status }}
          env: ${{ env.PREVIEW_BRANCH_NAME }}
          deployment_id: ${{ steps.deployment.outputs.deployment_id }}
          env_url: https://${{ env.PREVIEW_BRANCH_NAME }}--camunda-form-playground.netlify.app
          ref: ${{ env.BRANCH_NAME }}