# PR Preview deployment workflow
# Deploys a preview of pull requests to GitHub Pages subdirectory

name: Deploy PR Preview

on:
  pull_request:
    types: [opened, reopened, synchronize, closed]
    paths:
      - 'website/**'
      - 'agents/**'
      - 'prompts/**'
      - 'instructions/**'
      - 'skills/**'
      - 'collections/**'
      - 'cookbook/**'
      - 'eng/generate-website-data.mjs'

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

permissions:
  contents: write
  pull-requests: write

jobs:
  deploy-preview:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        if: github.event.action != 'closed'
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install root dependencies
        if: github.event.action != 'closed'
        run: npm ci

      - name: Install website dependencies
        if: github.event.action != 'closed'
        run: npm ci
        working-directory: ./website

      - name: Generate website data
        if: github.event.action != 'closed'
        run: npm run website:data

      - name: Build Astro site
        if: github.event.action != 'closed'
        run: npm run build
        working-directory: ./website
        env:
          # Set base path for PR preview subdirectory
          ASTRO_BASE: /awesome-copilot/pr-preview/pr-${{ github.event.number }}

      - name: Deploy PR preview
        uses: rossjrw/pr-preview-action@v1
        with:
          source-dir: ./website/dist/
          preview-branch: gh-pages
          umbrella-dir: pr-preview
          action: auto