name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

env:
  REGISTRY: forgejo.riotpiao.com
  IMAGE: forgejo.riotpiao.com/rock/api-gateway
  DOCKER_HOST: tcp://localhost:2375

jobs:
  ci:
    name: CI
    runs-on: golang
    steps:
      - name: Install Node.js and Docker
        run: |
          apt-get update
          apt-get install -y nodejs docker.io

      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Go test
        run: go test ./...

      - name: Get short SHA
        id: sha
        run: echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: Registry login
        run: |
          echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" \
            --username "${REGISTRY_USER}" --password-stdin
        env:
          REGISTRY_USER: ${{ secrets.FORGEJO_REGISTRY_USER }}
          REGISTRY_TOKEN: ${{ secrets.FORGEJO_REGISTRY_TOKEN }}

      - name: Build Docker image
        run: |
          docker build --no-cache \
            -t "${IMAGE}:${{ steps.sha.outputs.short_sha }}" \
            -f Dockerfile .
          echo "Built image: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"

      - name: Push test image (SHA tag only, not latest yet)
        run: |
          docker push "${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          echo "✓ Pushed test image: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"

      - name: Setup kubeconfig for integration test job
        run: |
          mkdir -p ~/.kube
          echo "${KUBECONFIG_B64}" | base64 -d > ~/.kube/config
        env:
          KUBECONFIG_B64: ${{ secrets.KUBECONFIG_B64 }}
        continue-on-error: true

      - name: Run integration tests via Kubernetes Job
        run: |
          echo "Running integration tests via Kubernetes Job..."
          echo "Image: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          
          # Apply job template from repo
          kubectl apply -f k8s/integration-test-job.yaml
          
          # Update job to use new image
          kubectl set image job/api-gateway-integration-test \
            api-gateway="${IMAGE}:${{ steps.sha.outputs.short_sha }}" \
            -n api --record
          
          # Wait for job to complete (max 5 minutes)
          echo "Waiting for job to complete..."
          kubectl wait --for=condition=complete job/api-gateway-integration-test \
            -n api --timeout=5m || true
          
          # Stream logs
          echo "Job logs:"
          kubectl logs -n api job/api-gateway-integration-test --all-containers=true --timestamps=true || true
          
          # Check if job succeeded
          SUCCEEDED=$(kubectl get job api-gateway-integration-test -n api -o jsonpath='{.status.succeeded}')
          FAILED=$(kubectl get job api-gateway-integration-test -n api -o jsonpath='{.status.failed}')
          
          echo ""
          echo "Job Status: Succeeded=$SUCCEEDED, Failed=$FAILED"
          
          if [ "$SUCCEEDED" = "1" ]; then
            echo "✓ Integration tests PASSED"
            exit 0
          else
            echo "✗ Integration tests FAILED"
            exit 1
          fi
        continue-on-error: false

      - name: Promote image to latest (only if tests passed)
        if: success()
        run: |
          docker pull "${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          docker tag "${IMAGE}:${{ steps.sha.outputs.short_sha }}" "${IMAGE}:latest"
          docker push "${IMAGE}:latest"
          echo "✓ Promoted ${IMAGE}:${{ steps.sha.outputs.short_sha }} to latest"

      - name: Cleanup integration test job
        if: always()
        run: |
          echo "Cleaning up test job..."
          kubectl delete job api-gateway-integration-test -n api --ignore-not-found=true
        continue-on-error: true

      - name: Cleanup docker
        if: always()
        run: docker image prune -a --force 2>&1 | tail -3 || true