on:
  pull_request:
    paths:
      - "**/*.dart"

name: Deploy PR on Github Pages

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}

jobs:
  deploy:
    name: Build web version and deploy
    runs-on: ubuntu-latest
    environment:
      name: PR-${{ github.event.pull_request.number }}
      url: ${{ steps.configure.outputs.URL }}

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

      - name: Setup flutter
        uses: subosito/flutter-action@v2
        with:
          flutter-version: "3.27.4"
          channel: "stable"
          cache: true
          cache-key: deps-${{ hashFiles('**/pubspec.lock') }} # optional, change this to force refresh cache
          cache-path: ${{ runner.tool_cache }}/flutter # optional, change this to specify the cache path

      - name: Run prebuild
        run: ./scripts/prebuild.sh

      - name: Configure environments
        id: configure
        env:
          FOLDER: ${{ github.event.pull_request.number }}
        run: ./scripts/configure-web-environment.sh

      - name: Build
        env:
          FOLDER: ${{ github.event.pull_request.number }}
        run: ./scripts/build-web.sh

      - name: Deploy to Github Pages
        uses: peaceiris/actions-gh-pages@v4
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          destination_dir: ${{ github.event.pull_request.number }}
          keep_files: true
          publish_dir: "build/web"

      - name: Find deployment comment
        uses: peter-evans/find-comment@v3
        id: fc
        with:
          comment-author: "github-actions[bot]"
          issue-number: ${{ github.event.pull_request.number }}
          body-includes: "This PR has been deployed to"

      - name: Create or update deployment comment
        uses: peter-evans/create-or-update-comment@v4
        with:
          comment-id: ${{ steps.fc.outputs.comment-id }}
          issue-number: ${{ github.event.pull_request.number }}
          body: |
            This PR has been deployed to ${{ steps.configure.outputs.URL }}.
          edit-mode: replace