preview-branches-close.yml

name: Destroy Preview Branch

on:
  pull_request:
    types: [closed]

# Require previous builds and deployments to finish before starting a new one
# Close can not run concurrently with Create or Update Infrastructure with Pulumi
concurrency:
  group: pr-${{ github.event.pull_request.number }}

jobs:
  teardown:
    name: Destroy Pulumi Infrastructure Stack
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: actions/setup-node@v4
      with:
        node-version: 18
    - uses: pulumi/actions@v4

    - name: Destroy Infrastructure Stack
      working-directory: infra
      run: |
        npm ci

        pulumi org set-default quadratic
        
        STACK_NAME="preview-pr-${{ env.PR_ID }}"
        pulumi stack select $STACK_NAME
        pulumi config set aws:region us-west-2

        pulumi destroy -y --remove

      env:
        AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID_DEVELOPMENT }}
        AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY_DEVELOPMENT }}
        PULUMI_ACCESS_TOKEN: ${{ secrets.PULUMI_ACCESS_TOKEN }}
        PR_ID: ${{ github.event.pull_request.number }}