name: PR Validation

on:
  pull_request:
    branches: [main]
    types: [opened, synchronize, reopened]

jobs:
  validate:
    runs-on: ubuntu-latest
    if: github.event.repository.fork != true || vars.ENABLE_CI_IN_FORK == 'true'

    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Install dependencies
        run: npm ci

      - name: Run validation
        run: npm run validate

      - name: Check formatting
        run: npm run format:check

      - name: Run linter
        run: npm run lint

      - name: Run tests (if available)
        run: npm test --if-present

      - name: Comment on PR if checks fail
        if: failure()
        uses: actions/github-script@v7
        with:
          script: |
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `❌ **PR Validation Failed**
              
              This PR has validation errors that must be fixed before merging:
              - Run \`npm run validate\` to check agent/team configs
              - Run \`npm run format:check\` to check formatting (fix with \`npm run format\`)
              - Run \`npm run lint\` to check linting issues (fix with \`npm run lint:fix\`)
              
              Please fix these issues and push the changes.`
            })