# The objective of this GitHub Action is to update the leetcode DIRECTORY.md file (if needed)
# when doing a git push
name: leetcode_directory_writer
on:
  push:
    paths:
      - "leetcode/src/**.c"
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - uses: actions/setup-python@v4
        with:
          python-version: 3.x
      - name: Add python dependencies
        run: |
          pip install requests
      - name: Write LeetCode DIRECTORY.md
        run: |
          python3 scripts/leetcode_directory_md.py 2>&1 | tee leetcode/DIRECTORY.md
          git pull || true
      - name: Commit and push changes
        uses: stefanzweifel/git-auto-commit-action@v4
        id: commit-push
        with:
          commit_message: "docs: updating `leetcode/DIRECTORY.md`"
          branch: "leetcode-directory-${{ github.sha }}"
          create_branch: true
      - name: Creating and merging the PR
        shell: bash
        if: steps.commit-push.outputs.changes_detected == 'true'
        run: |
          gh pr create --base ${GITHUB_REF##*/} --head leetcode-directory-${{ github.sha }} --title 'docs: updating `leetcode/DIRECTORY.md`' --body 'Updated LeetCode directory (see the diff. for changes).'
          gh pr merge --admin --merge --subject 'docs: updating `leetcode/DIRECTORY.md' --delete-branch
        env:
          GH_TOKEN: ${{ github.token }}