name: Release

on:
  push:
    tags:
      - 'v*.*.*'

jobs:
  extract-version:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    outputs:
      version: ${{ steps.extract.outputs.version }}
      tag: ${{ steps.extract.outputs.tag }}
    steps:
      - name: Extract version from tag
        id: extract
        run: |
          TAG="${GITHUB_REF#refs/tags/}"
          VERSION="${TAG#v}"
          echo "tag=${TAG}" >> $GITHUB_OUTPUT
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "Extracted version: ${VERSION} from tag: ${TAG}"

  version-guard:
    needs: extract-version
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Ensure VERSION file matches tag
        run: |
          FILE_VERSION=$(cat VERSION | tr -d '\n')
          TAG_VERSION="${{ needs.extract-version.outputs.version }}"
          if [ "$FILE_VERSION" != "$TAG_VERSION" ]; then
            echo "::error::VERSION file ($FILE_VERSION) does not match tag version ($TAG_VERSION)."
            echo "The VERSION file must be updated and committed before pushing the tag."
            exit 1
          fi
          echo "✓ VERSION file matches tag ($TAG_VERSION)"

  preflight-tests:
    needs: version-guard
    runs-on: ubuntu-latest
    timeout-minutes: 90
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install frontend dependencies
        run: npm --prefix frontend-modern ci

      - name: Build frontend bundle for Go embed
        run: |
          npm --prefix frontend-modern run build
          rm -rf internal/api/frontend-modern
          mkdir -p internal/api/frontend-modern
          cp -r frontend-modern/dist internal/api/frontend-modern/

      - name: Lint frontend
        run: npm --prefix frontend-modern run lint

      - name: Install docker-compose
        run: |
          sudo apt-get update
          sudo apt-get install -y docker-compose

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.24'

      - name: Run backend tests
        run: go test ./...

      - name: Prepare integration test dependencies
        working-directory: tests/integration
        run: |
          npm ci
          npx playwright install --with-deps chromium

      - name: Build Pulse for integration tests
        run: make build

      - name: Build Docker images for integration tests
        run: |
          docker build -t pulse-mock-github:test tests/integration/mock-github-server
          docker build -t pulse:test -f Dockerfile .

      - name: Run update integration smoke tests
        working-directory: tests/integration
        env:
          MOCK_CHECKSUM_ERROR: "false"
          MOCK_NETWORK_ERROR: "false"
          MOCK_RATE_LIMIT: "false"
          MOCK_STALE_RELEASE: "false"
        run: |
          docker-compose -f docker-compose.test.yml up -d

          # Wait for services to be healthy
          echo "Waiting for mock-github to be healthy..."
          timeout 60 sh -c 'until docker inspect --format="{{json .State.Health.Status}}" pulse-mock-github | grep -q "healthy"; do sleep 2; done' || {
            echo "Mock GitHub failed to become healthy"
            docker logs pulse-mock-github
            exit 1
          }

          echo "Waiting for pulse-test-server to be healthy..."
          timeout 60 sh -c 'until docker inspect --format="{{json .State.Health.Status}}" pulse-test-server | grep -q "healthy"; do sleep 2; done' || {
            echo "Pulse server failed to become healthy"
            docker logs pulse-test-server
            exit 1
          }

          echo "All services healthy, verifying port mapping..."
          # Test that the host can actually reach the container through port mapping
          for i in 1 2 3 4 5; do
            if curl -f -s http://localhost:7655/api/health > /dev/null 2>&1; then
              echo "Port mapping verified: Pulse server is reachable from host"
              break
            elif [ $i -eq 5 ]; then
              echo "ERROR: Port mapping failed - cannot reach Pulse server from host"
              echo "Container healthcheck passed, but host cannot connect via localhost:7655"
              echo "Pulse server logs:"
              docker logs pulse-test-server || true
              echo "Mock GitHub logs:"
              docker logs pulse-mock-github || true
              exit 1
            else
              echo "Attempt $i: Server not yet reachable from host, waiting..."
              sleep 2
            fi
          done

          echo "Diagnosing authentication configuration..."
          echo "Environment variables in container:"
          docker exec pulse-test-server env | grep PULSE_AUTH || echo "No PULSE_AUTH variables found"
          echo "Security status endpoint from host:"
          curl -s http://localhost:7655/api/security/status | jq . || echo "Failed to query security status"
          echo "Security status endpoint from inside container:"
          docker exec pulse-test-server wget -q -O- http://localhost:7655/api/security/status || echo "Failed from inside"
          echo "Container startup logs (looking for auth messages):"
          docker logs pulse-test-server 2>&1 | grep -i "auth\|overriding\|hashed" || echo "No auth-related messages in logs"
          echo "Testing login page loads:"
          curl -s http://localhost:7655/login | head -20

          echo "Running Playwright diagnostics..."
          npx playwright test tests/00-diagnostic.spec.ts --reporter=list

          echo "Running API-level update integration test..."
          UPDATE_API_BASE_URL=http://localhost:7655 go test ../../tests/integration/api -run TestUpdateFlowIntegration -count=1

          echo "Skipping legacy Playwright update scenarios (removed until they can be rebuilt)"
          docker-compose -f docker-compose.test.yml down -v

      - name: Cleanup integration environment
        if: always()
        working-directory: tests/integration
        run: docker-compose -f docker-compose.test.yml down -v || true

  build-docker-images:
    needs:
      - extract-version
      - version-guard
      - preflight-tests
    runs-on: ubuntu-latest
    timeout-minutes: 60
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push Pulse server image
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          provenance: false
          tags: |
            rcourtman/pulse:${{ needs.extract-version.outputs.tag }}
            rcourtman/pulse:${{ needs.extract-version.outputs.version }}
            rcourtman/pulse:latest
            ghcr.io/${{ github.repository_owner }}/pulse:${{ needs.extract-version.outputs.tag }}
            ghcr.io/${{ github.repository_owner }}/pulse:${{ needs.extract-version.outputs.version }}
            ghcr.io/${{ github.repository_owner }}/pulse:latest
          labels: |
            org.opencontainers.image.title=Pulse
            org.opencontainers.image.description=Proxmox monitoring system
            org.opencontainers.image.version=${{ needs.extract-version.outputs.tag }}
            org.opencontainers.image.created=${{ github.event.repository.updated_at }}
            org.opencontainers.image.revision=${{ github.sha }}
            org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.url=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.licenses=MIT

      - name: Build and push Docker agent image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          target: agent_runtime
          platforms: linux/amd64,linux/arm64
          push: true
          provenance: false
          tags: |
            rcourtman/pulse-docker-agent:${{ needs.extract-version.outputs.tag }}
            rcourtman/pulse-docker-agent:${{ needs.extract-version.outputs.version }}
            rcourtman/pulse-docker-agent:latest
            ghcr.io/${{ github.repository_owner }}/pulse-docker-agent:${{ needs.extract-version.outputs.tag }}
            ghcr.io/${{ github.repository_owner }}/pulse-docker-agent:${{ needs.extract-version.outputs.version }}
            ghcr.io/${{ github.repository_owner }}/pulse-docker-agent:latest
          labels: |
            org.opencontainers.image.title=Pulse Docker Agent
            org.opencontainers.image.description=Docker container monitoring agent for Pulse
            org.opencontainers.image.version=${{ needs.extract-version.outputs.tag }}
            org.opencontainers.image.created=${{ github.event.repository.updated_at }}
            org.opencontainers.image.revision=${{ github.sha }}
            org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.url=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.licenses=MIT

      - name: Output Docker image information
        run: |
          echo "✅ Docker images built and pushed successfully!"
          echo ""
          echo "Server images:"
          echo "  - rcourtman/pulse:${{ needs.extract-version.outputs.tag }}"
          echo "  - rcourtman/pulse:${{ needs.extract-version.outputs.version }}"
          echo "  - rcourtman/pulse:latest"
          echo ""
          echo "Agent images:"
          echo "  - rcourtman/pulse-docker-agent:${{ needs.extract-version.outputs.tag }}"
          echo "  - rcourtman/pulse-docker-agent:${{ needs.extract-version.outputs.version }}"
          echo "  - rcourtman/pulse-docker-agent:latest"

  create-release:
    needs:
      - extract-version
      - build-docker-images
    runs-on: ubuntu-latest
    timeout-minutes: 30
    permissions:
      contents: write
    outputs:
      release_id: ${{ steps.create_release.outputs.release_id }}
      release_url: ${{ steps.create_release.outputs.release_url }}
      target_commitish: ${{ github.sha }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Fetch all history for changelog generation

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.24'

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install dependencies
        run: |
          # Install zip for Windows binaries
          sudo apt-get update
          sudo apt-get install -y zip

          # Install Helm for chart packaging
          curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash

      - name: Build release artifacts
        run: |
          echo "Building release ${{ needs.extract-version.outputs.tag }}..."
          ./scripts/build-release.sh ${{ needs.extract-version.outputs.version }}

      - name: Generate release notes
        id: generate_notes
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          TAG="${{ needs.extract-version.outputs.tag }}"

          echo "Generating release notes for ${TAG}..."

          # Get previous tag
          PREV_TAG=$(git tag --sort=-version:refname | grep -A1 "^${TAG}$" | tail -1)

          if [ -z "$PREV_TAG" ] || [ "$PREV_TAG" = "$TAG" ]; then
            echo "No previous tag found, using initial commit"
            PREV_TAG=$(git rev-list --max-parents=0 HEAD)
          fi

          echo "Previous release: ${PREV_TAG}"

          # Use GitHub's API to generate release notes
          NOTES_JSON=$(gh api \
            --method POST \
            -H "Accept: application/vnd.github+json" \
            "/repos/${{ github.repository }}/releases/generate-notes" \
            -f tag_name="${TAG}" \
            -f target_commitish="${{ github.sha }}" \
            -f previous_tag_name="${PREV_TAG}")

          # Extract the generated body
          GENERATED_NOTES=$(echo "$NOTES_JSON" | jq -r '.body')

          # Save to file for the release
          NOTES_FILE=$(mktemp)
          echo "$GENERATED_NOTES" > "$NOTES_FILE"

          # Add installation instructions
          cat >> "$NOTES_FILE" << 'EOF'

## Installation

**Docker (recommended):**
```bash
docker pull rcourtman/pulse:${{ needs.extract-version.outputs.version }}
```

**Docker Compose:**
Update your `docker-compose.yml` to use `rcourtman/pulse:${{ needs.extract-version.outputs.version }}`

See the [Installation Guide](https://github.com/rcourtman/Pulse#installation) for complete setup instructions.
EOF

          echo "notes_file=${NOTES_FILE}" >> $GITHUB_OUTPUT

          echo "Generated release notes:"
          cat "$NOTES_FILE"

      - name: Create draft release
        id: create_release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          TAG="${{ needs.extract-version.outputs.tag }}"
          NOTES_FILE="${{ steps.generate_notes.outputs.notes_file }}"

          echo "Creating draft release for ${TAG}..."

          # Tag already exists (pushed by user), so don't create it
          # Just create the release pointing to the existing tag
          gh release create "${TAG}" \
            --draft \
            --title "Pulse ${TAG}" \
            --notes-file "$NOTES_FILE"

          rm -f "$NOTES_FILE"

          # Get the release ID
          echo "Waiting for release to appear in GitHub API..."
          MAX_ATTEMPTS=10
          ATTEMPT=1
          RELEASE_JSON=""

          while [ $ATTEMPT -le $MAX_ATTEMPTS ]; do
            echo "Attempt $ATTEMPT/$MAX_ATTEMPTS: Looking for release ${TAG}..."
            RELEASE_JSON=$(gh api "repos/${{ github.repository }}/releases" --paginate | jq ".[] | select(.tag_name == \"${TAG}\")")

            if [ -n "$RELEASE_JSON" ]; then
              echo "✓ Found release in API"
              break
            fi

            if [ $ATTEMPT -lt $MAX_ATTEMPTS ]; then
              echo "Release not indexed yet, waiting 2 seconds..."
              sleep 2
            fi

            ATTEMPT=$((ATTEMPT + 1))
          done

          if [ -z "$RELEASE_JSON" ]; then
            echo "::error::Failed to find release ${TAG} in API after $MAX_ATTEMPTS attempts"
            exit 1
          fi

          RELEASE_ID=$(echo "$RELEASE_JSON" | jq -r '.id')

          if [ -z "$RELEASE_ID" ] || [ "$RELEASE_ID" = "null" ]; then
            echo "::error::Failed to extract release ID from API response"
            exit 1
          fi

          echo "release_url=$(echo "$RELEASE_JSON" | jq -r '.html_url')" >> $GITHUB_OUTPUT
          echo "release_id=${RELEASE_ID}" >> $GITHUB_OUTPUT

          echo "✓ Release ID: ${RELEASE_ID}"

      - name: Upload checksums.txt
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          TAG="${{ needs.extract-version.outputs.tag }}"

          echo "Uploading checksums.txt..."
          gh release upload "${TAG}" release/checksums.txt

          # Upload individual .sha256 files for backward compatibility
          echo "Uploading .sha256 checksum files..."
          gh release upload "${TAG}" release/*.sha256

      - name: Upload release assets
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          TAG="${{ needs.extract-version.outputs.tag }}"

          echo "Uploading release assets..."

          # Upload tarballs
          gh release upload "${TAG}" release/*.tar.gz

          # Upload Windows zip files
          gh release upload "${TAG}" release/*.zip

          # Upload Helm chart if it exists
          if ls release/*.tgz 1> /dev/null 2>&1; then
            echo "Uploading Helm chart..."
            gh release upload "${TAG}" release/*.tgz
          fi

          # Upload install.sh
          gh release upload "${TAG}" release/install.sh

      - name: Output release information
        run: |
          echo "✅ Release draft created successfully!"
          echo ""
          echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
          echo "📦 Release: ${{ needs.extract-version.outputs.tag }}"
          echo "🔗 URL: ${{ steps.create_release.outputs.release_url }}"
          echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
          echo ""
          echo "⚠️  IMPORTANT: This release is in DRAFT status"
          echo ""
          echo "Next steps:"
          echo "1. Review the automatically generated release notes"
          echo "2. Edit and categorize changes as needed"
          echo "3. Publish the release when ready"
          echo ""
          echo "All artifacts have been uploaded."
          echo "Docker images are available at Docker Hub and GHCR."
          echo ""

  validate-release-assets:
    needs:
      - extract-version
      - create-release
    uses: ./.github/workflows/validate-release-assets.yml
    secrets: inherit
    with:
      tag: ${{ needs.extract-version.outputs.tag }}
      version: ${{ needs.extract-version.outputs.version }}
      release_id: ${{ needs.create-release.outputs.release_id }}
      draft: true
      target_commitish: ${{ needs.create-release.outputs.target_commitish }}