name: Update Calendar

on:
  push:
    branches:
      - main
    paths:
      - 'meetings.yaml'
      - 'generate_calendar.py'
      - '.gitea/workflows/update-calendar.yaml'
  schedule:
    # Run daily at 00:00 UTC
    - cron: '0 0 * * *'
  workflow_dispatch:

concurrency:
  group: update-calendar
  cancel-in-progress: false

jobs:
  update-calendar:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

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

      - name: Install dependencies
        run: |
          pip install pyyaml

      - name: Generate calendar files
        run: |
          python generate_calendar.py

      - name: Commit and push changes
        run: |
          git config --local user.email "noreply@thelinuxcast.org"
          git config --local user.name "Calendar Bot"
          git add calendar.ics README.md
          if git diff --staged --quiet; then
            echo "No changes to commit"
          else
            git commit -m "Auto-update calendar files

          🤖 Generated with automation"
            # Pull latest changes and rebase our commit on top
            git pull --rebase origin main || {
              # If rebase fails, regenerate files to resolve conflicts
              git rebase --abort
              git pull origin main
              python generate_calendar.py
              git add calendar.ics README.md
              git commit -m "Auto-update calendar files

          🤖 Generated with automation"
            }
            git push
          fi