name: Format Check (Client & Server)
on:
  pull_request:
  workflow_dispatch:

jobs:
  format-client:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: 22

      - name: Install client dependencies
        working-directory: client
        run: npm ci

      - name: Check client formatting
        working-directory: client
        run: npm run format-check

  format-server:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: 22

      - name: Install server dependencies
        working-directory: server
        run: npm ci

      - name: Check server formatting
        working-directory: server
        run: npm run format-check
  close-pr-if-needed:
    if: always()
    runs-on: ubuntu-latest
    needs: [format-client, format-server]
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Get PR number
        id: pr
        run: echo "PR_NUMBER=$(jq -r .pull_request.number "$GITHUB_EVENT_PATH")" >> $GITHUB_ENV

      - name: Close PR using GitHub CLI
        if: |
          needs.format-client.result == 'failure' || 
          needs.format-server.result == 'failure'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh pr close "$PR_NUMBER" --delete-branch --comment "❌ Formatting check failed — PR auto-closed.
          Please run \`npm run format\` and push again."