name: Preview Deployment

on:
  pull_request:
    branches: [main]

concurrency:
  group: preview-${{ github.ref }}
  cancel-in-progress: true

jobs:
  deploy-preview:
    name: Deploy Vercel Preview
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 10

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'pnpm'

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Deploy to Vercel
        id: vercel-deploy
        uses: amondnet/vercel-action@v25
        with:
          vercel-token: ${{ secrets.VERCEL_TOKEN }}
          vercel-org-id: ${{ secrets.VERCEL_ORG_ID }}
          vercel-project-id: ${{ secrets.VERCEL_PROJECT_ID }}
          working-directory: packages/app

      - name: Post preview URL as PR comment
        uses: actions/github-script@v7
        env:
          PREVIEW_URL: ${{ steps.vercel-deploy.outputs.preview-url }}
          COMMIT_SHA: ${{ github.sha }}
        with:
          script: |
            const previewUrl = process.env.PREVIEW_URL;
            const sha = process.env.COMMIT_SHA;
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `## Preview Deployment\n\n✅ **Preview URL:** ${previewUrl}\n\nDeployed from commit \`${sha}\``
            });