name: CI/CD Pipeline

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main, develop ]
  release:
    types: [ published ]

env:
  REGISTRY: docker.io
  IMAGE_NAME: btouchard/ackify-ce

jobs:
  test:
    name: Run Tests
    runs-on: ubuntu-latest
    
    services:
      postgres:
        image: postgres:15-alpine
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: testpassword
          POSTGRES_DB: ackify_test
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 5432:5432

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

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.24.5'
        cache: true

    - name: Download dependencies
      run: go mod download

    - name: Run go fmt check
      run: |
        if [ "$(gofmt -s -l . | wc -l)" -gt 0 ]; then
          echo "The following files need to be formatted:"
          gofmt -s -l .
          exit 1
        fi

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

    - name: Run unit tests
      env:
        APP_BASE_URL: "http://localhost:8080"
        APP_ORGANISATION: "Test Org"
        OAUTH_CLIENT_ID: "test-client-id"
        OAUTH_CLIENT_SECRET: "test-client-secret"
        OAUTH_COOKIE_SECRET: "dGVzdC1jb29raWUtc2VjcmV0LXRlc3QtY29va2llLXNlY3JldA=="
      run: go test -v -race -short ./...

    - name: Run integrations tests
      env:
        DB_DSN: "postgres://postgres:testpassword@localhost:5432/ackify_test?sslmode=disable"
        INTEGRATION_TESTS: "true"
      run: go test -v -race -tags=integrations ./internal/infrastructure/database/...

    - name: Generate coverage report
      env:
        DB_DSN: "postgres://postgres:testpassword@localhost:5432/ackify_test?sslmode=disable"
        INTEGRATION_TESTS: "true"
        APP_BASE_URL: "http://localhost:8080"
        APP_ORGANISATION: "Test Org"
        OAUTH_CLIENT_ID: "test-client-id"
        OAUTH_CLIENT_SECRET: "test-client-secret"
        OAUTH_COOKIE_SECRET: "dGVzdC1jb29raWUtc2VjcmV0LXRlc3QtY29va2llLXNlY3JldA=="
      run: go test -v -race -tags=integrations -coverprofile=coverage.out ./...

    - name: Upload coverage to Codecov
      if: success()
      uses: codecov/codecov-action@v3
      with:
        file: ./coverage.out
        flags: unittests,integrations
        name: codecov-umbrella

  build:
    name: Build and Push Docker Image
    runs-on: ubuntu-latest
    needs: test
    if: github.event_name != 'pull_request'

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

    - name: Compute IMAGE_TAG
      run: |
        # Strip leading 'v' from tag refs; leave branches unchanged
        echo "IMAGE_TAG=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"

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

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

    - 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}}
          type=semver,pattern={{major}}.{{minor}}
          type=semver,pattern={{major}}
          type=sha,prefix={{branch}}-,enable={{is_default_branch}}
          type=sha,enable=false
          type=raw,value=latest,enable={{is_default_branch}}

    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: .
        file: ./Dockerfile
        platforms: linux/amd64,linux/arm64
        push: true
        tags: |
          ${{ steps.meta.outputs.tags }}
          ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}
        labels: ${{ steps.meta.outputs.labels }}
        cache-from: type=gha
        cache-to: type=gha,mode=max
        build-args: |
          VERSION=${{ github.ref_name }}
          COMMIT=${{ github.sha }}
          BUILD_DATE=${{ github.event.head_commit.timestamp }}

  security:
    name: Security Scan
    runs-on: ubuntu-latest
    needs: build
    if: github.event_name != 'pull_request'

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

    - name: Compute IMAGE_TAG
      run: |
        # Strip leading 'v' from tag refs; leave branches unchanged
        echo "IMAGE_TAG=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"

    - name: Run Trivy vulnerability scanner
      uses: aquasecurity/trivy-action@master
      with:
        image-ref: '${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}'
        format: 'sarif'
        output: 'trivy-results.sarif'

#    - name: Upload Trivy scan results to GitHub Security tab
#      uses: github/codeql-action/upload-sarif@v2
#      if: always()
#      with:
#        sarif_file: 'trivy-results.sarif'

  notify:
    name: Notify
    runs-on: ubuntu-latest
    needs: [test, build, security]
    if: always() && github.event_name != 'pull_request'

    steps:
    - name: Notify success
      if: needs.test.result == 'success' && needs.build.result == 'success'
      run: |
        echo "✅ CI/CD Pipeline completed successfully!"
        echo "🚀 Image pushed: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}"
        
    - name: Notify failure
      if: needs.test.result == 'failure' || needs.build.result == 'failure'
      run: |
        echo "❌ CI/CD Pipeline failed!"
        echo "Please check the logs above for details."
        exit 1