name: Auto Close Unsigned PRs

on:
  schedule:
    - cron: "0 0 * * *" # Run daily at midnight UTC

jobs:
  close-unsigned-prs:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
      issues: write

    steps:
      - name: Close unsigned PRs
        uses: actions/github-script@v8
        with:
          script: |
            const now = new Date();
            const TWO_WEEKS = 14 * 24 * 60 * 60 * 1000; // 14 days in milliseconds

            const prs = await github.rest.pulls.list({
              owner: context.repo.owner,
              repo: context.repo.repo,
              state: 'open'
            });

            for (const pr of prs.data) {
              const prCreatedAt = new Date(pr.created_at);
              const prAge = now - prCreatedAt;

              if (prAge < TWO_WEEKS) continue;

              const comments = await github.rest.issues.listComments({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number
              });

              const hasNotSignedComment = comments.data.some(comment =>
                comment.body.toLowerCase().includes('https://cla-assistant.io/pull/badge/not_signed')
              );

              if (hasNotSignedComment) {
                await github.rest.pulls.update({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  pull_number: pr.number,
                  state: 'closed'
                });

                await github.rest.issues.createComment({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: pr.number,
                  body: 'This PR has been automatically closed because it has been open for more than 14 days and has not accepted the CLA.'
                });
              }
            }