# ==============================================================================
# Google Cloud Build Pipeline for CropAI Backend
# Automatically builds, tests, and deploys to Google Cloud Run
# ==============================================================================

steps:
  # 1. Run Unit & Integration Tests
  - name: 'python:3.11-slim'
    entrypoint: 'bash'
    args:
      - '-c'
      - |
        pip install --no-cache-dir -r backend/requirements.txt
        python -m unittest backend/tests/test_api.py -v

  # 2. Build Container Image with BuildKit
  - name: 'gcr.io/cloud-builders/docker'
    args:
      - 'build'
      - '-t'
      - 'gcr.io/$PROJECT_ID/cropai-backend:$COMMIT_SHA'
      - '-t'
      - 'gcr.io/$PROJECT_ID/cropai-backend:latest'
      - '-f'
      - 'backend/Dockerfile'
      - 'backend'

  # 3. Push Container Image to Google Container Registry / Artifact Registry
  - name: 'gcr.io/cloud-builders/docker'
    args:
      - 'push'
      - 'gcr.io/$PROJECT_ID/cropai-backend:$COMMIT_SHA'

  # 4. Deploy to Google Cloud Run (Fully Managed Serverless)
  - name: 'gcr.io/google.com/cloudsdktool/cloud-sdk'
    entrypoint: gcloud
    args:
      - 'run'
      - 'deploy'
      - 'cropai-backend'
      - '--image'
      - 'gcr.io/$PROJECT_ID/cropai-backend:$COMMIT_SHA'
      - '--region'
      - 'us-central1'
      - '--platform'
      - 'managed'
      - '--allow-unauthenticated'
      - '--memory'
      - '2Gi'
      - '--cpu'
      - '2'
      - '--min-instances'
      - '1'
      - '--max-instances'
      - '20'
      - '--concurrency'
      - '80'
      - '--timeout'
      - '60s'
      - '--port'
      - '8080'

images:
  - 'gcr.io/$PROJECT_ID/cropai-backend:$COMMIT_SHA'
  - 'gcr.io/$PROJECT_ID/cropai-backend:latest'

timeout: '900s'