upgrade_node_packages.yml

name: Upgrade Node Packages

on:
  schedule:
    - cron: '0 10 * * 6'  # Run every Sunday at 5:00 AM CDT
  workflow_dispatch:

jobs:
  create_pr:
    name: Create Pull Request
    runs-on: ubuntu-latest

    outputs:
      upgrades: ${{ steps.diff.outputs.upgrades }}

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '14.x'

    - name: Install npm-check-updates
      run: |
        npm install -g npm-check-updates

    - name: Run npm-check-updates
      run: |
        ncu -u
        npm install

    - name: Generate diff and extract package upgrades
      id: diff
      run: |
        git diff package-lock.json > diff.txt
        python -c "
        import re
    
        def extract_package_changes(diff_text):
            # Regex pattern to find package name and versions before (-) and after (+) the change
            pattern = re.compile(r'(\+|\-)\s+\"([^\"]+)\"\: \"\^?([^\"]+)\"', re.MULTILINE)
    
            matches = pattern.findall(diff_text)
    
            # Formatting the output
            changed_packages = {}
            for match in matches:
                if match[1] not in changed_packages:
                    changed_packages[match[1]] = {'from_version': None, 'to_version': None}
    
                if match[0] == '+':
                    changed_packages[match[1]]['to_version'] = match[2]
                else:
                    changed_packages[match[1]]['from_version'] = match[2]
    
            return changed_packages
    
        with open('diff.txt', 'r') as f:
            diff_text = f.read()
    
        dev_deps_match = re.search(r'\"devDependencies\": \{[\s\S]+?\}', diff_text)
    
        changed_packages = extract_package_changes(dev_deps_match.group(0))
        with open('output.txt', 'w') as f:
          for package, versions in changed_packages.items():
              f.write(f\"* {package} from {versions['from_version']} to {versions['to_version']}\n\")
        "
        rm diff.txt
        {
          echo 'upgrades<<EOF'
          cat output.txt
          echo EOF
        } >> "$GITHUB_OUTPUT"
        rm output.txt

    - name: Show package upgrades
      run: |
          echo "${{ steps.diff.outputs.upgrades }}"

    - name: Create Pull Request
      uses: peter-evans/create-pull-request@v7
      with:
        title: "Upgrade Node packages"
        commit-message: |
          Upgrade Node packages

          ${{ steps.diff.outputs.upgrades }}"
        body: |
          ${{ steps.diff.outputs.upgrades }}"
        branch: "task/upgrade-node-packages"