name: Rebase release_4.6 into release_4.6-next

on:
  push:
    branches:
      - release_4.6
  workflow_dispatch:
    # Allows manual triggering of the workflow from the GitHub UI

jobs:
  rebase:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout release_4.6-next Branch
        uses: actions/checkout@v4
        with:
          ref: release_4.6-next
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Fetch release_4.6 Branch
        run: git fetch origin release_4.6:release_4.6

      - name: Attempt Rebase
        id: rebase_attempt # Give this step an something to reference its outcome
        run: |
          git config user.name "GitHub Actions"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git checkout release_4.6-next
          # Attempt the rebase.
          # The '|| true' allows the script to continue even if rebase fails,
          # so we can check the status and then abort.
          git rebase release_4.6 || true
        continue-on-error: true # Allow this step to fail without stopping the workflow immediately

      - name: Check for Conflicts and Abort if Necessary
        run: |
          # Check if there are any unmerged paths (i.e., conflicts)
          if git status --porcelain | grep "^UU"; then
            echo "::error::Rebase failed due to merge conflicts. Aborting rebase."
            git rebase --abort
            exit 1 # Fail the job explicitly
          else
            echo "Rebase completed without conflicts."
          fi

      - name: Force Push Rebased release_4.6-next Branch
        # Only run this step if the previous steps succeeded (no conflicts)
        if: success() && steps.rebase_attempt.outcome != 'failure'
        run: |
          git push --force origin release_4.6-next