name: API Contract Tests

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

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - 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: Restore APOPHIS cache
        uses: actions/cache@v4
        with:
          path: .apophis-cache.json
          key: apophis-cache-${{ github.ref }}-${{ github.sha }}
          restore-keys: |
            apophis-cache-${{ github.ref }}-
            apophis-cache-main-

      - name: Determine changed routes
        id: changed
        run: |
          # Example: extract changed routes from git diff
          # Adjust this to match your project's structure
          CHANGED=$(git diff --name-only ${{ github.event.before }} ${{ github.sha }} | \
            grep -E 'src/routes|src/schemas' | \
            sed 's|src/routes||; s|\.ts$||' | \
            paste -sd ',' -)
          echo "routes=$CHANGED" >> $GITHUB_OUTPUT

      - name: Run contract tests
        run: npm test
        env:
          APOPHIS_LOG_LEVEL: info
          APOPHIS_CHANGED_ROUTES: ${{ steps.changed.outputs.routes }}

      - name: Save APOPHIS cache
        uses: actions/cache@v4
        with:
          path: .apophis-cache.json
          key: apophis-cache-${{ github.ref }}-${{ github.sha }}

      - name: Upload test results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: test-results
          path: |
            *.tap
            .apophis-cache.json