name: Deploy PR Preview

on:
  pull_request:
    types:
      - opened
      - reopened
      - synchronize
      - closed

concurrency: preview-${{ github.ref }}

permissions:
  contents: write
  pull-requests: write

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

      - name: Setup Flutter
        if: github.event.action != 'closed'
        uses: subosito/flutter-action@v2
        with:
          channel: stable
          cache: true

      - name: Install dependencies
        if: github.event.action != 'closed'
        run: flutter pub get

      - name: Run build_runner
        if: github.event.action != 'closed'
        run: flutter pub run build_runner build --delete-conflicting-outputs

      - name: Run tests
        if: github.event.action != 'closed'
        run: flutter test

      - name: Build web
        if: github.event.action != 'closed'
        run: flutter build web --base-href /pdf_signature/pr-preview/pr-${{ github.event.number }}/ --release -O4 --wasm

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