name: Sync Upstream

on:
  schedule:
    - cron: '0 0 * * 0' # Every Sunday at midnight

jobs:
  merge:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout master branch
        uses: actions/checkout@v2
        with:
          ref: master

      - name: Merge upstream master
        id: merge
        run: |
          git remote add upstream https://github.com/ggml-org/repository.git
          git fetch upstream
          if git merge upstream/master; then
            echo "merge_success=true" >> $GITHUB_OUTPUT
          else
            echo "merge_success=false" >> $GITHUB_OUTPUT
            echo "Automatic merge failed. Skipping push."
            exit 0
          fi

      - name: Push changes
        if: steps.merge.outputs.merge_success == 'true'
        run: |
          # Check if there are any changes
          if git diff --quiet HEAD@{1} HEAD; then
            echo "No changes to push"
          else
            echo "Changes detected, pushing updates..."
            git push origin master
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}