name: PR Checks

on:
  pull_request:
    branches: [main, dev]
    paths:
      - 'evals/**'
      - '.github/workflows/pr-checks.yml'

jobs:
  build-check:
    name: Build & Validate
    runs-on: ubuntu-latest
    timeout-minutes: 5
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: 'evals/framework/package-lock.json'
      
      - name: Install dependencies
        working-directory: evals/framework
        run: npm ci
      
      - name: Build framework
        working-directory: evals/framework
        run: npm run build
      
      - name: Validate test suites
        working-directory: evals/framework
        run: npm run validate:suites:all
      
      - name: Summary
        if: success()
        run: |
          echo "## ✅ Build Check Passed" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "- ✅ TypeScript compilation successful" >> $GITHUB_STEP_SUMMARY
          echo "- ✅ Test suite validation passed" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Note:** Full agent tests are not run on PRs to save time and costs." >> $GITHUB_STEP_SUMMARY
          echo "Maintainers can run \`npm run test:ci\` locally if needed." >> $GITHUB_STEP_SUMMARY
      
      - name: Failure summary
        if: failure()
        run: |
          echo "## ❌ Build Check Failed" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "Please check the logs above for details." >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Common fixes:**" >> $GITHUB_STEP_SUMMARY
          echo "- TypeScript errors: Fix type issues in \`evals/framework/src/\`" >> $GITHUB_STEP_SUMMARY
          echo "- YAML validation: Check test files in \`evals/agents/*/tests/\`" >> $GITHUB_STEP_SUMMARY