name: trim-trailing-spaces

on:
  schedule:
    - cron: '0 10 * * *'

jobs:
  trim-trailing-spaces:
    if: github.repository == 'FirebirdSQL/firebird'
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        branch:
          - master
          - v4.0-release

    steps:
      - uses: actions/checkout@v3
        with:
          ref: ${{ matrix.branch }}
          persist-credentials: false
          fetch-depth: 0

      - name: Trim trailing spaces
        run: |
          find src/ -type f \( -iname \*.h -o -iname \*.cpp -o -iname \*.c -o -iname \*.epp -o -iname \*.y \) | xargs sed -i 's/[ \t]*$//'

      - name: Commit files
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git commit -a -m Misc. || exit 0

      - name: Push changes
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ matrix.branch }}