name: PR Validation

on:
  pull_request:
    branches:
      - main
  workflow_dispatch:

jobs:
  lint-and-test:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          cache: true

      - name: Run go fmt
        run: |
          if [ -n "$(gofmt -s -l .)" ]; then
            echo "Go code is not formatted:"
            gofmt -s -d .
            exit 1
          fi

      - name: Run go vet
        run: go vet ./...

      - name: Run tests
        run: go test -v -race -coverprofile=coverage.out ./...

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v4
        with:
          file: ./coverage.out
          fail_ci_if_error: false

  helm-lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Helm
        uses: azure/setup-helm@v4
        with:
          version: v3.14.0

      - name: Lint Helm chart
        run: |
          helm lint helm/unifi-network-operator \
            --set unifi.url="https://test.local" \
            --set unifi.password="test"

      - name: Template Helm chart
        run: |
          helm template test-release helm/unifi-network-operator \
            --namespace test \
            --set unifi.url="https://test.local" \
            --set unifi.password="test" \
            > /tmp/rendered.yaml

      - name: Validate rendered manifests
        run: |
          # Check that the rendered output is valid YAML
          kubectl --dry-run=client apply -f /tmp/rendered.yaml

  docker-build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build Docker image (test only)
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64
          push: false
          tags: test:latest
          cache-from: type=gha
          cache-to: type=gha,mode=max