name: Automations

on:
  schedule:
  # Runs every day at 2:00 AM UTC
  - cron: '0 2 * * *'
  workflow_dispatch:
    inputs:
      DRY_RUN:
        type: boolean
        description: 'Run in dry run mode'
        default: true

permissions:
  actions: write
  # contents: write # only for delete-branch option
  issues: write
  pull-requests: write

env:
  DRY_RUN: true
  MOVE_TO_STALE_DAYS: 30
  CLOSE_AFTER_STALE_DAYS: 15

jobs:
  mark-stale:
    name: Mark/unmark stale PRs and issues
    runs-on: ubuntu-latest
    steps:
    - uses: actions/stale@v10
      with:
        debug-only: ${{ env.DRY_RUN }}
        exempt-draft-pr: true
        exempt-issue-labels: 'awaiting-approval,work-in-progress'
        stale-issue-label: 'stale'
        stale-pr-label: 'stale'

        # --- Timing ---
        # Job 1 marks/unmarks, but never closes.
        days-before-issue-stale: ${{ env.MOVE_TO_STALE_DAYS }}
        days-before-issue-close: -1
        days-before-pr-stale: ${{ env.MOVE_TO_STALE_DAYS }}
        days-before-pr-close: -1

        remove-stale-when-updated: true
        remove-pr-stale-when-updated: true

        # --- Messages ---
        stale-issue-message: >
          👋 **This issue has been marked as Stale.**

          This issue has had no activity for **${{ env.MOVE_TO_STALE_DAYS }} days**.

          — 🤖 Stale Bot
        stale-pr-message: >
          👋 **This PR has been marked as Stale.**

          This PR has had no activity for **${{ env.MOVE_TO_STALE_DAYS }} days**.

          — 🤖 Stale Bot

        operations-per-run: 100
        ascending: true

  close-stale:
    name: Close stale PRs and issues
    runs-on: ubuntu-latest
    steps:
    - uses: actions/stale@v10
      with:
        debug-only: ${{ env.DRY_RUN }}
        only-labels: 'stale'
        stale-issue-label: 'stale'
        stale-pr-label: 'stale'

        # --- Timing ---
        # Job 2 only closes already marked items.
        days-before-issue-stale: -1
        days-before-pr-stale: -1
        days-before-issue-close: ${{ env.CLOSE_AFTER_STALE_DAYS }}
        days-before-pr-close: ${{ env.CLOSE_AFTER_STALE_DAYS }}

        # --- Messages ---
        close-issue-message: >
          👋 **This issue has been automatically closed.**

          This issue was labeled with `stale` and has had no activity
          for **${{ env.CLOSE_AFTER_STALE_DAYS }} days** since that.

          — 🤖 Stale Bot
        close-pr-message:  >
          👋 **This PR has been automatically closed.**

          This PR was labeled with `stale` and has had no activity
          for **${{ env.CLOSE_AFTER_STALE_DAYS }} days** since that.

          If this is still relevant, please feel free to reopen it
          or create a new PR.

          — 🤖 Stale Bot

        operations-per-run: 100
        ascending: true