sync.yml

name: Sync LeetCode

# Mirrors recent LeetCode accepted submissions into this repo. See README
# for the one-time setup (secrets, verified email).
on:
  schedule:
    - cron: "0 0 * * *"   # every 24 hours (UTC)
  workflow_dispatch:         # manual trigger from the Actions tab

permissions:
  contents: write            # the job commits and pushes solution folders

jobs:
  sync:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0     # full history so backdated commits land correctly

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install dependencies
        run: pip install -r requirements.txt

      - name: Configure git identity
        run: |
          git config user.name "leetcode-sync-bot"
          # Replace with an email verified on your GitHub account, otherwise
          # the backdated commits will not count toward your contribution graph.
          git config user.email ugcire132@gmail.com

      - name: Run sync
        env:
          LEETCODE_SESSION: ${{ secrets.LEETCODE_SESSION }}
          LEETCODE_CSRF_TOKEN: ${{ secrets.LEETCODE_CSRF_TOKEN }}
          LEETCODE_USERNAME: ${{ secrets.LEETCODE_USERNAME }}
          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
        run: python -m src.main

      - name: Push commits
        # src.main pushes on a clean run; running this unconditionally also
        # flushes any commits made before a later step failed, so backdated
        # commits are never stranded on the runner.
        if: always()
        run: git push

      - name: Report sync failure
        # The sync step exits non-zero when any submission fails (most often an
        # expired LEETCODE_SESSION, which GitHub surfaces as a failed run and
        # emails about). Emit a visible annotation in the run summary too.
        if: failure()
        run: |
          echo "::error title=LeetCode sync failed::The sync run failed. The most likely cause is an expired LEETCODE_SESSION secret — refresh it from your browser (and LEETCODE_CSRF_TOKEN) in repo Settings → Secrets and variables → Actions. Check the 'Run sync' step logs above for details."
          exit 1