name: Sync Upstream (Frontend)

on:
  workflow_dispatch:

jobs:
  sync-upstream:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout private repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Get Current Date and Day
        id: date
        run: echo "BRANCH_NAME=shadow/$(date +%A-%Y-%m-%d)" >> $GITHUB_ENV

      - name: Add Upstream Remote and Fetch Changes
        run: |
          git remote add upstream https://github.com/bluewave-labs/checkmate.git || true
          git fetch upstream develop --prune
          if ! git show-ref --quiet refs/remotes/upstream/develop; then
            echo "ERROR: upstream/develop not found"
            exit 1
          fi

      - name: Ensure Local Develop is Up-to-Date
        run: |
          git checkout develop
          git pull origin develop --prune

      - name: Create Shadow Branch
        run: |
          git checkout -b ${{ env.BRANCH_NAME }} develop

      - name: Identify New Commits
        id: check_commits
        run: |
          NEW_COMMITS=$(git log develop..upstream/develop --pretty=format:"%H" | wc -l)
          echo "New commits: $NEW_COMMITS"
          if [ "$NEW_COMMITS" -eq 0 ]; then
            echo "No new commits. Exiting."
            exit 0
          fi

      - name: Cherry-pick New Commits
        run: |
          git cherry-pick develop..upstream/develop || (git cherry-pick --abort && exit 1)
          git push origin ${{ env.BRANCH_NAME }}

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v5
        with:
          title: "Sync Upstream (Frontend) - ${{ env.BRANCH_NAME }}"
          body: "Automated upstream sync for frontend repository. Please review and merge."
          branch: ${{ env.BRANCH_NAME }}
          base: develop
          labels: "sync, upstream"
          reviewers: "ridvankaratas, ajhollid"