check-links.yml

name: Link Checker

on:
  workflow_dispatch:
  push:
    branches:
      - main
  
jobs:
  link-check:
    runs-on: ubuntu-latest

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

    - name: Run Lychee link checker on README.md
      id: lychee_readme1
      uses: lycheeverse/lychee-action@v2
      with:
        args: ./README.md

    # - name: Run Lychee link checker on README2.md
    #   id: lychee_readme2
    #   uses: lycheeverse/lychee-action@v2
    #   with:
    #     args: ./README2.md

    - name: Check for broken links
      run: |
        readme1_output="${{ steps.lychee_readme1.outputs.stdout }}"
        # readme2_output="${{ steps.lychee_readme2.outputs.stdout }}"

        readme1_broken=$(echo "$readme1_output" | grep -E '"fail":\s*[1-9]+')
        # readme2_broken=$(echo "$readme2_output" | grep -E '"fail":\s*[1-9]+')

        if [ -n "$readme1_broken" ]; then
          echo "❌ Broken links found in README.md"
          exit 1
        else
          echo "✅ No broken links found in README.md"
        fi

    - name: Notify user of broken links
      if: failure()
      uses: dawidd6/action-send-mail@v4
      with:
        server_address: smtp.gmail.com
        server_port: 587
        username: ${{ secrets.GMAIL_USERNAME }}
        password: ${{ secrets.GMAIL_PASSWORD }}
        subject: ❌ Broken links detected in README.md
        body: '❌ Broken links were detected in README.md. Please check the workflow logs for details.'
        to: timothywarner316@gmail.com
        from: noreply@github.com