name: Auto CLang format

on:
  pull_request:
    types: [opened, synchronize, reopened]
    branches: ['master']

jobs:
  clang-format:
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0
        ref: ${{ github.head_ref }}

    - name: Get last commit on ${{ github.base_ref }} branch
      run: echo "BASE_HEAD_REF=$(git rev-parse origin/${{ github.base_ref }})" >> $GITHUB_ENV

    - uses: akopachov/git-clang-format-diff-action@v1.0.0
      with:
        style: file
        commit: ${{ env.BASE_HEAD_REF }}

    - name: Update Permissions
      run: sudo chown --recursive $USER .

    - uses: stefanzweifel/git-auto-commit-action@v4.16.0
      with:
        commit_message: CLang format changes
        branch: ${{ github.head_ref }}