name: Validate Plugin PR
on:
  pull_request:
    branches: [ main ]
    paths:
      - 'plugins/**'

jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
          
      - name: Setup Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '18'
          
      - name: Get changed files
        id: changed-files
        run: |
          echo "files=$(git diff --name-only origin/${{ github.base_ref }}...HEAD | grep '^plugins/' || echo '')" >> $GITHUB_OUTPUT
          
      - name: Validate PR
        run: |
          node .gitea/scripts/validate-pr.js "${{ github.event.pull_request.user.login }}" "${{ steps.changed-files.outputs.files }}"
          
      - name: Auto-merge PR
        if: success()
        run: |
          echo "✅ Validation passed - Auto-merging PR"
          git config user.name "GitHub Actions"
          git config user.email "actions@github.com"
          git fetch origin ${{ github.event.pull_request.head.ref }}
          git checkout main
          git merge --squash origin/${{ github.event.pull_request.head.ref }}
          git commit -m "${{ github.event.pull_request.title }}"
          git push origin main
          git push origin --delete ${{ github.event.pull_request.head.ref }}