name: Tests

permissions:
  contents: read

on:
  pull_request:
    branches: [main, dev]
    paths:
      - 'server/**'
      - 'client/**'
      - 'shared/**'
      - '.github/workflows/test.yml'

jobs:
  shared-contracts:
    name: Shared Contracts (Zod)
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: npm
          cache-dependency-path: package-lock.json

      - name: Install dependencies
        run: npm ci --workspace shared

      - name: Typecheck
        run: cd shared && npm run typecheck

      - name: Run tests
        run: cd shared && npm test

  server-tests:
    name: Server Tests
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: npm
          cache-dependency-path: package-lock.json

      - name: Install dependencies
        run: npm ci --workspace shared && npm ci --workspace server

      - name: Build shared
        run: npm run build --workspace=shared

      - name: Build server (tsc -> dist)
        run: cd server && npm run build

      - name: Typecheck (informational)
        # Pre-existing type errors in the NestJS rewrite; surfaces them without
        # blocking CI. Ratchet to blocking once the legacy code is cleaned up.
        continue-on-error: true
        run: cd server && npm run typecheck

      - name: Run tests
        run: cd server && npm run test:coverage

      - name: Upload coverage
        if: success()
        uses: actions/upload-artifact@v6
        with:
          name: backend-coverage
          path: server/coverage/
          retention-days: 7

  client-tests:
    name: Client Tests
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: npm
          cache-dependency-path: package-lock.json

      - name: Install dependencies
        run: npm ci --workspace shared && npm ci --workspace client

      - name: Build shared
        run: npm run build --workspace=shared

      - name: Run tests
        run: cd client && npm run test:coverage

      - name: Upload coverage
        if: success()
        uses: actions/upload-artifact@v6
        with:
          name: frontend-coverage
          path: client/coverage/
          retention-days: 7