close-old-prs.yml

name: Unassign Stale Issues

on:
  schedule:
    - cron: '0 0 * * *' # Runs daily at midnight

permissions:
  issues: write

jobs:
  unassign_stale_issues:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Set up Node.js
      uses: actions/setup-node@v2
      with:
        node-version: '16'

    - name: Unassign stale issues
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        npm install axios
        node -e "
        const axios = require('axios');

        const token = process.env.GITHUB_TOKEN;
        const owner = 'YOUR_GITHUB_USERNAME_OR_ORG';
        const repo = 'YOUR_REPOSITORY_NAME';
        const daysStale = 40;

        const headers = {
          headers: {
            Authorization: `token ${token}`,
            'Content-Type': 'application/json',
          },
        };

        async function getStaleIssues() {
          const now = new Date();
          const staleDate = new Date(now.setDate(now.getDate() - daysStale));

          const issues = await axios.get(\`https://api.github.com/repos/${owner}/${repo}/issues?state=open&per_page=100\`, headers);

          return issues.data.filter(issue => {
            const lastUpdate = new Date(issue.updated_at);
            return lastUpdate < staleDate && issue.assignees.length > 0;
          });
        }

        async function unassignAndReassign(issue) {
          const assignees = issue.assignees.map(assignee => assignee.login);
          const nextAssignee = issue.body.match(/@(\w+)/g)?.[1];

          if (nextAssignee) {
            await axios.post(
              \`https://api.github.com/repos/${owner}/${repo}/issues/${issue.number}/assignees\`,
              {
                assignees: [nextAssignee.replace('@', '')],
              },
              headers
            );

            await axios.delete(
              \`https://api.github.com/repos/${owner}/${repo}/issues/${issue.number}/assignees\`,
              {
                data: {
                  assignees,
                },
                headers: {
                  Authorization: `token ${token}`,
                  'Content-Type': 'application/json',
                },
              }
            );
          } else {
            await axios.delete(
              \`https://api.github.com/repos/${owner}/${repo}/issues/${issue.number}/assignees\`,
              {
                data: {
                  assignees,
                },
                headers: {
                  Authorization: `token ${token}`,
                  'Content-Type': 'application/json',
                },
              }
            );
          }
        }

        async function main() {
          const staleIssues = await getStaleIssues();
          for (const issue of staleIssues) {
            await unassignAndReassign(issue);
          }
        }

        main().catch(error => console.error(error));
        "