name: Sync branches with main
on:
  push:
    branches:
      - main

jobs:
  sync:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Git
        run: |
          git config user.name "github-actions"
          git config user.email "github-actions@github.com"

      - name: Sync branches
        run: |
          git fetch --all
          for branch in $(git for-each-ref --format='%(refname:short)' refs/remotes/origin/); do
            if [[ "$branch" == "origin/exp/"* || "$branch" == "origin/feat/"* || "$branch" == "origin/experimental" ]]; then
              local_branch="${branch#origin/}"
              git checkout -B "$local_branch" "$branch"
              if git merge origin/main --no-edit; then
                git push origin "$local_branch"
              else
                echo "Merge conflict in $local_branch"
                git merge --abort
              fi
            fi
          done