name: WorkflowUI Build & Deploy

on:
  push:
    branches:
      - main
      - develop
    paths:
      - 'workflowui/**'
      - 'fakemui/**'
      - '.github/workflows/workflowui-deploy.yml'
    tags:
      - 'workflowui-v*.*.*'
  pull_request:
    branches:
      - main
      - develop
    paths:
      - 'workflowui/**'
      - 'fakemui/**'
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}/workflowui
  NODE_VERSION: '18'
  PYTHON_VERSION: '3.9'

permissions:
  contents: read
  packages: write
  checks: write

jobs:
  quality-checks:
    name: Quality Checks
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: workflowui
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'
          cache-dependency-path: 'workflowui/package-lock.json'

      - name: Install dependencies
        run: npm ci

      - name: Type check
        run: npm run type-check

      - name: Lint code
        run: npm run lint --if-present

      - name: Build application
        run: npm run build

      - name: Run tests
        run: npm run test --if-present

  security-scan:
    name: Security Scan
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: workflowui
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}

      - name: Run npm audit
        run: npm audit --audit-level=moderate

      - name: Check for vulnerable dependencies
        run: npm run audit --if-present

  docker-build:
    name: Build Docker Image
    runs-on: ubuntu-latest
    needs: [quality-checks, security-scan]
    if: github.event_name != 'pull_request' || github.event.pull_request.draft == false
    steps:
      - name: Checkout code
        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 GitHub Container Registry
        uses: docker/login-action@v3
        if: github.event_name != 'pull_request'
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}},prefix=workflowui-v
            type=semver,pattern={{major}}.{{minor}},prefix=workflowui-v
            type=sha,prefix={{branch}}-
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and push Docker image
        id: build
        uses: docker/build-push-action@v5
        with:
          context: workflowui
          file: workflowui/Dockerfile
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            BUILD_DATE=${{ github.event.head_commit.timestamp }}
            VCS_REF=${{ github.sha }}
            VERSION=${{ steps.meta.outputs.version }}

      - name: Generate SBOM
        if: github.event_name != 'pull_request'
        uses: anchore/sbom-action@v0
        with:
          image: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
          format: cyclonedx-json
          output-file: sbom-${{ github.sha }}.json

      - name: Upload SBOM artifact
        if: github.event_name != 'pull_request'
        uses: actions/upload-artifact@v4
        with:
          name: sbom
          path: sbom-*.json

  vulnerability-scan:
    name: Container Vulnerability Scan
    runs-on: ubuntu-latest
    needs: docker-build
    if: github.event_name != 'pull_request'
    steps:
      - name: Run Trivy vulnerability scanner
        uses: aquasecurity/trivy-action@master
        with:
          image-ref: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
          format: 'sarif'
          output: 'trivy-results.sarif'
          severity: 'CRITICAL,HIGH'

      - name: Upload Trivy results
        uses: github/codeql-action/upload-sarif@v3
        with:
          sarif_file: 'trivy-results.sarif'
          category: 'container-workflowui'

  test-deployment:
    name: Test Docker Deployment
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    defaults:
      run:
        working-directory: workflowui
    steps:
      - name: Checkout code
        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: workflowui
          file: workflowui/Dockerfile
          load: true
          tags: workflowui:test
          cache-from: type=gha

      - name: Start containers
        run: |
          docker-compose -f docker-compose.yml up -d
        env:
          DOCKER_BUILDKIT: 1

      - name: Wait for services to be healthy
        run: |
          for i in {1..30}; do
            if curl -f http://localhost:3000/api/health && curl -f http://localhost:5000/api/health; then
              echo "Services are healthy"
              exit 0
            fi
            echo "Waiting for services... ($i/30)"
            sleep 2
          done
          echo "Services did not become healthy"
          exit 1

      - name: Check frontend response
        run: |
          curl -f http://localhost:3000/ || exit 1

      - name: Check backend health
        run: |
          curl -f http://localhost:5000/api/health || exit 1

      - name: Collect logs
        if: failure()
        run: |
          docker-compose -f docker-compose.yml logs > container-logs.txt
          cat container-logs.txt

      - name: Upload logs
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          name: container-logs
          path: workflowui/container-logs.txt

      - name: Stop containers
        if: always()
        run: docker-compose -f docker-compose.yml down

  notify:
    name: Notify Deployment Status
    runs-on: ubuntu-latest
    needs: [quality-checks, security-scan]
    if: always()
    steps:
      - name: Comment on PR
        if: github.event_name == 'pull_request'
        uses: actions/github-script@v7
        with:
          script: |
            const qualityStatus = '${{ needs.quality-checks.result }}';
            const securityStatus = '${{ needs.security-scan.result }}';

            let comment = '## WorkflowUI Build Status\n\n';
            comment += `- **Quality Checks**: ${qualityStatus === 'success' ? '✅ Passed' : '❌ Failed'}\n`;
            comment += `- **Security Scan**: ${securityStatus === 'success' ? '✅ Passed' : '⚠️ Check logs'}\n`;

            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: comment
            });