name: Format

defaults:
  run:
    shell: sh

on:
  pull_request:
    types: [opened, synchronize]

jobs:
  format:
    runs-on: lts-alpine

    steps:
      - name: Install checkout dependencies
        run: apk add git

      - name: Checkout
        uses: actions/checkout@v5
        with:
          ref: ${{ github.head_ref }}
          fetch-depth: 0

      - name: Install dependencies
        run: apk add make jq pnpm

      - name: Install packages
        run: pnpm install --frozen-lockfile
        working-directory: ./web

      - name: Run prettier
        run: make web-format

      - name: Commit formatting changes
        run: |
          set -e

          # Check if there are any changes
          if git diff --quiet ./web; then
            exit 0
          fi

          # Preserve original commit author
          ORIGINAL_AUTHOR=$(git log -1 --format='%an <%ae>')

          # Amend commit with formatting changes
          git config user.name "Gitea Actions"
          git config user.email "actions@gitea.local"
          git add ./web
          git commit --amend --no-edit --author="$ORIGINAL_AUTHOR"

          # Force push to PR branch
          git push --force-with-lease origin ${{ github.head_ref }}