stale.yaml

name: stale-bot

on:
  schedule:
    # run every day at midnight
    - cron:  '0 0 * * *'
  issue_comment:
    types: ['created']

jobs:
  stale-bot:
    runs-on: ubuntu-latest
    steps:
      - name: Mark stale
        if: github.event_name == 'schedule'
        uses: actions/github-script@0.2.0
        with:
          github-token: ${{github.token}}
          script: |
            // Get a list of all open issues labeled `waiting for feedback`
            const opts = github.issues.listForRepo.endpoint.merge({
              ...context.repo,
              state: 'open',
              labels: ['waiting for feedback'],
            });
            const issues = await github.paginate(opts);

            // Set this value to whatever makes sense for the repo.
            let elapsedDays = 30

            let elapsed = elapsedDays * 24 * 60 * 60 * 1000;
            let now = new Date().getTime();
            for (const issue of issues) {
              // If an issue was active in the past 15 days, leave it alone.
              if (now - new Date(issue.updated_at).getTime() < elapsed) {
                continue;
              }

              // If we're here, we've been waiting for feedback for more than
              // 15 days, mark as stale.
              github.issues.addLabels({
                ...context.repo,
                issue_number: issue.number,
                labels: ['stale']
              });
            }

      - name: Mark active
        if: github.event_name == 'issue_comment'
        uses: actions/github-script@0.2.0
        with:
          github-token: ${{github.token}}
          script: |
            // Every time a comment is added to an issue, close it if it contains
            // the `stale` label.

            // Load issue's labels.
            const opts = github.issues.listLabelsOnIssue.endpoint.merge({
              ...context.repo,
              issue_number: context.issue.number
            });
            const labels = await github.paginate(opts);

            // Search for `stale`.
            for (const label of labels) {
              if (label.name === 'stale') {
                await github.issues.removeLabel({
                  ...context.repo,
                  issue_number: context.issue.number,
                  name: 'stale'
                })
                return;
              }
            }

      - name: Close stale
        if: github.event_name == 'schedule'
        uses: actions/github-script@0.2.0
        with:
          github-token: ${{github.token}}
          script: |
            // Load all the `stale` issues
            const opts = github.issues.listForRepo.endpoint.merge({
              ...context.repo,
              state: 'open',
              labels: ['stale'],
            });
            const issues = await github.paginate(opts);

            // Set this value to whatever makes sense for the repo.
            let elapsedDays = 15;

            let elapsed = elapsedDays * 24 * 60 * 60 * 1000;
            let now = new Date().getTime();
            for (const issue of issues) {
              // If an issue was stale for less than elapsed time, leave it alone.
              if (now - new Date(issue.updated_at).getTime() < elapsed) {
                continue;
              }

              // Close the stale issue.
              await github.issues.update({
                ...context.repo,
                issue_number: issue.number,
                state: 'closed'
              });
            }