name: PR Preview
on:
  pull_request:
    types: [opened, synchronize, reopened, closed]

env:
  BASE_DOMAIN: oil.oci.euphon.net

jobs:
  deploy-preview:
    if: github.event.action != 'closed'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Unit tests
        run: cd frontend && npm ci && npm run test:unit

      - name: Deploy Preview
        run: python3 scripts/deploy-preview.py deploy ${{ github.event.pull_request.number }}

      - name: Comment PR
        run: |
          PR_ID="${{ github.event.pull_request.number }}"
          curl -s -X POST \
            "https://git.euphon.cloud/api/v1/repos/${{ github.repository }}/issues/${PR_ID}/comments" \
            -H "Authorization: token ${{ secrets.GIT_TOKEN }}" \
            -H "Content-Type: application/json" \
            -d "{\"body\": \"🚀 **Preview deployed**: https://pr-${PR_ID}.${BASE_DOMAIN}\n\nDB is a copy of production. Changes won't affect prod.\"}"

  teardown-preview:
    if: github.event.action == 'closed'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Teardown Preview
        run: python3 scripts/deploy-preview.py teardown ${{ github.event.pull_request.number }}

      - name: Comment PR
        run: |
          PR_ID="${{ github.event.pull_request.number }}"
          curl -s -X POST \
            "https://git.euphon.cloud/api/v1/repos/${{ github.repository }}/issues/${PR_ID}/comments" \
            -H "Authorization: token ${{ secrets.GIT_TOKEN }}" \
            -H "Content-Type: application/json" \
            -d "{\"body\": \"🗑️ Preview environment torn down.\"}"