name: CI - Backend Testing

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  test-backend:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Python 3.12
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Install dependencies
        run: |
          cd backend
          python -m pip install --upgrade pip
          pip install -r requirements.txt
          pip install pytest httpx

      - name: Run Pytest
        run: |
          cd backend
          pytest test_main.py

      - name: Start server for Stress Test
        run: |
          cd backend
          # Install uvicorn if not present (it should be in requirements.txt)
          nohup python -m uvicorn main:app --host 0.0.0.0 --port 13002 > server.log 2>&1 &
          # Wait for the AI model to download and load (might take a while in CI)
          timeout 120 bash -c 'until curl -s http://localhost:13002/ > /dev/null; do sleep 5; done'
          
      - name: Run Stress Test
        run: |
          cd backend
          python stress_test.py

      - name: Show server logs on failure
        if: failure()
        run: cat backend/server.log