close_old_prs.yaml

name: Close PRs Without Linked Issues
on:
  schedule:
    - cron: '0 0 * * *'

jobs:
  close_prs_without_issue:
    runs-on: ubuntu-latest

    steps:
      - name: Check and Close PRs Without Linked Issues
        id: close_prs
        uses: actions/checkout@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          script: |
            const daysThreshold = 30;

            const { owner, repo } = context.repo;

            const { data: pullRequests } = await github.pulls.list({ owner, repo, state: 'open' });

            pullRequests.forEach(async (pr) => {
              const { data: issues } = await github.issues.listForRepo({ owner, repo, per_page: 100 });

              const linkedIssue = issues.find((issue) =>
                issue.pull_request && issue.pull_request.url === pr.url
              );

              if (!linkedIssue) {
                await github.pulls.update({ owner, repo, pull_number: pr.number, state: 'closed' });
                await github.issues.createComment({
                  owner,
                  repo,
                  issue_number: pr.number,
                  body: "This pull request has been closed because it does not mention the issue that it solves. Please refer to the [Contributing files](https://github.com/rupali-codes/LinksHub/blob/main/CONTRIBUTING.md#issues) to help you add this information. Then, tag the maintainers so your PR can be reopened."
                });
              }
            });