name: Test and deploy MQTT backend
on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:
concurrency:
  group: mqtt5-test-backend
  cancel-in-progress: false
jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Unit tests and vet (no private broker credentials)
        run: docker build --target test -t mqtt5-test-backend-ci:${{ gitea.sha }} .
  deploy:
    needs: test
    if: gitea.event_name != 'pull_request' && gitea.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    container:
      volumes:
        - /opt/test-mqtt-5/backend:/runtime
    steps:
      - uses: actions/checkout@v4
      - name: Build and deploy on the existing server Docker daemon
        env:
          COMMIT_SHA: ${{ gitea.sha }}
          MQTT5_RUNTIME: /runtime
        run: |
          set -eu
          TAG="$(date -u +%Y-%m-%d_%H-%M-%S)-$(printf '%s' "$COMMIT_SHA" | cut -c1-12)"
          docker build -t "mqtt5-test-backend:$TAG" .
          sh server/deploy.sh "$TAG"