name: Sync Upstream

env:
  UPSTREAM_URL: "https://github.com/binaricat/Netcatty.git"
  UPSTREAM_BRANCH: "main"
  TARGET_BRANCH: "main"

on:
  schedule:
    - cron: '0 0 * * *'  # Run daily at midnight
  workflow_dispatch:      # Allow manual trigger

jobs:
  sync:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ env.TARGET_BRANCH }}
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Configure Git
        run: |
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"

      - name: Merge Upstream
        run: |
          echo "Adding upstream remote..."
          git remote add upstream ${{ env.UPSTREAM_URL }}
          git fetch upstream ${{ env.UPSTREAM_BRANCH }}
          
          echo "Merging upstream/${{ env.UPSTREAM_BRANCH }} into ${{ env.TARGET_BRANCH }}..."
          # This will fail if there are conflicts, which is the desired behavior (notify user via failure)
          git merge upstream/${{ env.UPSTREAM_BRANCH }} --no-edit
          
          echo "Pushing changes..."
          git push origin ${{ env.TARGET_BRANCH }}