daily-commit-link.yml

name: Daily Commit Link and POTD Badge Tracker

on:
  push:
    branches:
      - main  # Trigger on push to main branch
  schedule:
    - cron: '0 0 * * *'  # This will run daily at midnight UTC
  workflow_dispatch:  # Allows manual triggering

jobs:
  update-link:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: 3.8

      - name: Install jq
        run: sudo apt-get install jq  # Install jq to parse JSON responses

      - name: Install requests
        run: pip install requests

      - name: Get latest solution commit
        id: latest_commit
        run: |
          # Fetch the latest commit from the repository
          COMMIT_DATA=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            "https://api.github.com/repos/${{ github.repository }}/commits?sha=main&per_page=1")

          # Check if the commit data was retrieved successfully
          if [ -z "$COMMIT_DATA" ]; then
            echo "Error: No commit data received" >&2
            exit 1
          fi

          # Extract the filename of the solution from the commit message
          FILE_NAME=$(echo $COMMIT_DATA | jq -r '.[0].commit.message' | grep -oP '\d{2}\(.*\).md')

          # Check if a valid filename was extracted
          if [ -z "$FILE_NAME" ]; then
            echo "Error: No filename found in commit message" >&2
            exit 1
          fi

          # Set an output to pass to the next step
          echo "FILE_NAME=$FILE_NAME" >> $GITHUB_ENV

      - name: Update README with the Latest Commit
        run: python src/update_commit.py ${{ github.repository }} ${{ secrets.GITHUB_TOKEN }} README.md ${{ env.FILE_NAME }}

      - name: Commit and Push Changes
        run: |
          git config --local user.email "github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          git add README.md
          git diff-index --quiet HEAD || git commit -m "Update latest commit and POTD badge"
          git push