name: Load Testing

on:
  push:
    branches: [main]
    paths:
      - "scripts/load-test/**"
      - ".github/workflows/load-testing.yml"
  pull_request:
    branches: [main]
    paths:
      - "scripts/load-test/**"
      - ".github/workflows/load-testing.yml"
  schedule:
    # Run load tests daily at 2 AM UTC
    - cron: "0 2 * * *"

concurrency:
  group: load-testing-${{ github.ref }}
  cancel-in-progress: true

defaults:
  run:
    working-directory: scripts/load-test

jobs:
  load-test:
    name: Performance Load Test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
          cache-dependency-path: scripts/load-test/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run load tests
        run: npm run load-test
        env:
          API_BASE_URL: ${{ secrets.API_BASE_URL || 'https://api.frenocorp.com' }}
          LOAD_TEST_CONCURRENCY: ${{ vars.LOAD_TEST_CONCURRENCY || 10 }}
          LOAD_TEST_DURATION: ${{ vars.LOAD_TEST_DURATION || 60 }}

      - name: Upload results artifact
        uses: actions/upload-artifact@v4
        with:
          name: load-test-results-${{ github.run_id }}
          path: scripts/load-test/reports/
          retention-days: 7

  performance-baseline:
    name: Performance Baseline Check
    runs-on: ubuntu-latest
    needs: load-test
    if: github.event_name == 'pull_request'
    steps:
      - name: Download results
        uses: actions/download-artifact@v4
        with:
          name: load-test-results-${{ github.run_id }}
          path: scripts/load-test/reports/

      - name: Compare against baseline
        run: |
          if [ -f "scripts/load-test/reports/baseline.json" ]; then
            echo "Comparing against baseline..."
            # Add comparison logic here
            npm run compare-baseline
          else
            echo "No baseline found, creating initial baseline"
            npm run create-baseline
          fi
        env:
          BASELINE_THRESHOLD: ${{ vars.BASELINE_THRESHOLD || 0.1 }}