name: Code Formatting Check

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

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

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Set up Python
      uses: actions/setup-python@v2
      with:
        python-version: '3.x'

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install black isort

    - name: Run isort and check for unformatted files
      run: |
        isort --check-only --profile=black .

    - name: Run black and check for unformatted files
      run: |
        black --check --line-length=120 .

    - name: Fail if formatting is incorrect
      run: |
        echo "Code is not formatted correctly. Please run 'isort --profile=black .' and 'black --line-length=120 .' locally to fix."
        exit 1
      if: failure()