# K6 Load Testing - GitHub Actions Workflow Example
# Copy this to .github/workflows/load-tests.yml

name: Load Tests

on:
  # Run daily at 2 AM UTC
  schedule:
    - cron: '0 2 * * *'

  # Run on demand
  workflow_dispatch:

  # Run after deployment to staging
  workflow_run:
    workflows: ["Deploy to Staging"]
    types:
      - completed

jobs:
  public-browsing:
    name: Public Browsing (100 users)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup k6
        run: |
          curl https://github.com/grafana/k6/releases/download/v0.51.0/k6-v0.51.0-linux-amd64.tar.gz -L | tar xvz
          sudo mv k6-v0.51.0-linux-amd64/k6 /usr/local/bin/

      - name: Wait for server
        run: |
          echo "Waiting for server to be ready..."
          timeout 60 bash -c 'until curl -sSf ${{ vars.STAGING_URL }} > /dev/null; do sleep 2; done'
          echo "Server is ready!"

      - name: Run Public Browsing Test
        run: |
          k6 run \
            --env BASE_URL=${{ vars.STAGING_URL }} \
            --out json=public-browsing-results.json \
            apps/backend/tests/k6/public-browsing.js

      - name: Upload Results
        uses: actions/upload-artifact@v4
        with:
          name: public-browsing-results
          path: public-browsing-results.json
          retention-days: 30

  api-performance:
    name: API Performance (50 users)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup k6
        run: |
          curl https://github.com/grafana/k6/releases/download/v0.51.0/k6-v0.51.0-linux-amd64.tar.gz -L | tar xvz
          sudo mv k6-v0.51.0-linux-amd64/k6 /usr/local/bin/

      - name: Run API Performance Test
        run: |
          k6 run \
            --env BASE_URL=${{ vars.STAGING_URL }} \
            --out json=api-performance-results.json \
            apps/backend/tests/k6/api-performance.js

      - name: Upload Results
        uses: actions/upload-artifact@v4
        with:
          name: api-performance-results
          path: api-performance-results.json
          retention-days: 30

  admin-operations:
    name: Admin Operations (20 users)
    runs-on: ubuntu-latest
    # Only run on manual trigger or schedule, not on every deployment
    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup k6
        run: |
          curl https://github.com/grafana/k6/releases/download/v0.51.0/k6-v0.51.0-linux-amd64.tar.gz -L | tar xvz
          sudo mv k6-v0.51.0-linux-amd64/k6 /usr/local/bin/

      - name: Run Admin Operations Test
        run: |
          k6 run \
            --env BASE_URL=${{ vars.STAGING_URL }} \
            --env ADMIN_EMAIL=${{ secrets.TEST_ADMIN_EMAIL }} \
            --env ADMIN_PASSWORD=${{ secrets.TEST_ADMIN_PASSWORD }} \
            --out json=admin-operations-results.json \
            apps/backend/tests/k6/admin-operations.js
        env:
          # Don't log passwords
          K6_NO_LOG_USAGE: true

      - name: Upload Results
        uses: actions/upload-artifact@v4
        with:
          name: admin-operations-results
          path: admin-operations-results.json
          retention-days: 30

  # Optional: Generate and publish HTML reports
  generate-reports:
    name: Generate HTML Reports
    needs: [public-browsing, api-performance]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Download Results
        uses: actions/download-artifact@v4
        with:
          path: results

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install k6-reporter
        run: npm install -g k6-reporter

      - name: Generate Reports
        run: |
          mkdir -p reports
          k6-reporter results/public-browsing-results/public-browsing-results.json --output reports/public-browsing.html
          k6-reporter results/api-performance-results/api-performance-results.json --output reports/api-performance.html

      - name: Upload Reports
        uses: actions/upload-artifact@v4
        with:
          name: html-reports
          path: reports/
          retention-days: 30

      - name: Comment PR with Results
        if: github.event_name == 'pull_request'
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require('fs');
            const publicReport = fs.readFileSync('reports/public-browsing.html', 'utf8');
            // Add comment to PR with summary...