name: Check File Sizes

on:
  pull_request:
    branches: [ main ]

jobs:
  check-file-size:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        fetch-depth: 0  # This ensures we get the full history

    - name: Check file sizes
      run: |
        MAX_SIZE_BYTES=$((10 * 1024 * 1024))  # 10MB in bytes
        
        # Get list of files changed in this PR
        FILES_CHANGED=$(git diff --name-only --diff-filter=d ${{ github.event.pull_request.base.sha }} ${{ github.sha }})
        
        # Check each file
        for file in $FILES_CHANGED; do
          if [ -f "$file" ]; then
            size=$(stat -c%s "$file")
            if [ $size -gt $MAX_SIZE_BYTES ]; then
              echo "Error: $file is larger than 10MB (size: $size bytes)"
              exit 1
            fi
          fi
        done
        
        echo "All files are within the size limit."