deploy.yml

name: Deploy to Azure

on:
  push:
    branches: [main]
  workflow_dispatch:
    inputs:
      environment:
        description: 'Environment to deploy to'
        required: true
        default: 'dev'
        type: choice
        options:
          - dev
          - staging
          - prod

env:
  AZURE_CONTAINER_REGISTRY: ${{ secrets.AZURE_CONTAINER_REGISTRY }}
  RESOURCE_GROUP: ${{ secrets.AZURE_RESOURCE_GROUP }}
  CONTAINER_APP_NAME: ${{ secrets.AZURE_CONTAINER_APP_NAME }}

jobs:
  build-and-push:
    name: Build and Push Docker Image
    runs-on: ubuntu-latest
    outputs:
      image-tag: ${{ steps.meta.outputs.tags }}

    steps:
      - uses: actions/checkout@v4

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

      - name: Login to Azure Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.AZURE_CONTAINER_REGISTRY }}
          username: ${{ secrets.ACR_USERNAME }}
          password: ${{ secrets.ACR_PASSWORD }}

      - name: Extract metadata for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.AZURE_CONTAINER_REGISTRY }}/buildflow-api
          tags: |
            type=sha,prefix=
            type=ref,event=branch
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}

      - name: Build and push API image
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  deploy:
    name: Deploy to Azure Container Apps
    runs-on: ubuntu-latest
    needs: build-and-push
    environment: 
      name: ${{ github.event.inputs.environment || 'dev' }}
      url: ${{ steps.deploy.outputs.url }}

    steps:
      - uses: actions/checkout@v4

      - name: Azure Login
        uses: azure/login@v1
        with:
          creds: ${{ secrets.AZURE_CREDENTIALS }}

      - name: Deploy to Container Apps
        id: deploy
        uses: azure/container-apps-deploy-action@v1
        with:
          resourceGroup: ${{ env.RESOURCE_GROUP }}
          containerAppName: ${{ env.CONTAINER_APP_NAME }}
          imageToDeploy: ${{ env.AZURE_CONTAINER_REGISTRY }}/buildflow-api:${{ github.sha }}

      - name: Output deployment URL
        run: |
          echo "🚀 Deployed to: ${{ steps.deploy.outputs.url }}"
          echo "📦 Image: ${{ env.AZURE_CONTAINER_REGISTRY }}/buildflow-api:${{ github.sha }}"

  health-check:
    name: Health Check
    runs-on: ubuntu-latest
    needs: deploy
    
    steps:
      - name: Wait for deployment to stabilize
        run: sleep 30

      - name: Health check
        run: |
          HEALTH_URL="${{ needs.deploy.outputs.url }}/health"
          echo "Checking health at: $HEALTH_URL"
          
          for i in {1..5}; do
            response=$(curl -s -o /dev/null -w "%{http_code}" "$HEALTH_URL" || echo "000")
            if [ "$response" = "200" ]; then
              echo "✅ Health check passed!"
              exit 0
            fi
            echo "Attempt $i: Got response $response, retrying in 10s..."
            sleep 10
          done
          
          echo "❌ Health check failed after 5 attempts"
          exit 1

  notify:
    name: Notify on Completion
    runs-on: ubuntu-latest
    needs: [deploy, health-check]
    if: always()
    
    steps:
      - name: Notify Success
        if: ${{ needs.health-check.result == 'success' }}
        run: |
          echo "🎉 Deployment successful!"
          echo "Environment: ${{ github.event.inputs.environment || 'dev' }}"
          echo "Commit: ${{ github.sha }}"

      - name: Notify Failure
        if: ${{ needs.health-check.result != 'success' }}
        run: |
          echo "❌ Deployment failed or health check did not pass"
          echo "Please check the workflow logs for details"
          exit 1