name: Update screenshots

on:
  workflow_dispatch:
  push:
    branches:
      - main

jobs:
  update-screenshots:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
      contents: write

    steps:
    - name: Check out the code
      uses: actions/checkout@v3

    - name: Run screenshotter container
      run: docker run -v $(pwd):/app ghcr.io/gokarna-theme/gokarna-hugo/screenshotter

    - name: Create PR
      run: |
        if [[ -z $(git status images --porcelain) ]]; then
          echo "No changes found"
          exit 0
        fi

        git config --global user.name 'github-actions[bot]'
        git config --global user.email 'github-actions[bot]@users.noreply.github.com'
        git checkout -b auto-update-screenshots
        git add images/
        git commit -m 'chore: update screenshots'
        git push origin auto-update-screenshots -f
        gh pr create -B main -H auto-update-screenshots --title 'chore: update screenshots' --body 'Created by GitHub action'
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}