name: pr-closer

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

jobs:
  close-stale-prs:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    steps:
      - name: Close stale PRs
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh pr list -R "${{ github.repository }}" --state open --json number,author,labels,updatedAt,statusCheckRollup --limit 100 | \
          jq -r '.[] | select(
            (.updatedAt | fromdateiso8601) < (now - 30*24*60*60) and
            .author.login != "jdx" and
            ([.labels[].name] | index("keep-open") | not)
          ) | [.number, (if (.statusCheckRollup | length > 0) and (.statusCheckRollup | any(.conclusion == "FAILURE" or .conclusion == "failure")) then "failing" else "passing" end)] | @tsv' | \
          while read -r pr status; do
            echo "Closing PR #$pr (checks: $status)"
            if [ "$status" = "failing" ]; then
              gh pr close "$pr" -R "${{ github.repository }}" -c "This PR has been open for more than 30 days without activity. Note: CI checks were failing, which may be why it wasn't reviewed. Feel free to reopen or create a new PR if you'd like to continue working on this."
            else
              gh pr close "$pr" -R "${{ github.repository }}" -c "This PR has been open for more than 30 days without activity. Feel free to reopen or create a new PR if you'd like to continue working on this."
            fi
          done