name: Pull Request Checks

on:
  pull_request:
    branches:
      - main
      - develop

jobs:
  pr-validation:
    name: Validate PR
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Full history for better diff analysis

      - name: Setup Bun
        uses: oven-sh/setup-bun@v1
        with:
          bun-version: latest

      - name: Install dependencies
        run: |
          if [ -d "app" ]; then
            cd app
            bun install --frozen-lockfile
          fi

      - name: Type check
        run: |
          if [ -d "app" ]; then
            cd app
            bun run typecheck || echo "⚠️  Typecheck not configured"
          fi

      - name: Lint
        run: |
          if [ -d "app" ]; then
            cd app
            bun run lint || echo "⚠️  Linting not configured"
          fi

      - name: Run tests
        run: |
          if [ -d "app" ]; then
            cd app
            bun test || echo "⚠️  Tests not configured"
          fi

      - name: Check migrations
        run: |
          if [ -d "supabase/migrations" ]; then
            echo "📋 Migration files found:"
            ls -la supabase/migrations/
          fi

      - name: PR Summary
        run: |
          echo "## ✅ Pull Request Validation Complete" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Branch:** ${{ github.head_ref }}" >> $GITHUB_STEP_SUMMARY
          echo "**Target:** ${{ github.base_ref }}" >> $GITHUB_STEP_SUMMARY
          echo "**Author:** ${{ github.actor }}" >> $GITHUB_STEP_SUMMARY