name: "Stale Issue Management"
on:
  schedule:
    # Run daily at midnight UTC
    - cron: "0 0 * * *"
  workflow_dispatch: # Allow manual triggering

env:
  # Default stale policy timeframes
  DAYS_BEFORE_STALE: 365
  DAYS_BEFORE_CLOSE: 30

  # Accelerated timeline for needs-information issues
  NEEDS_INFO_DAYS_BEFORE_STALE: 30
  NEEDS_INFO_DAYS_BEFORE_CLOSE: 7

jobs:
  stale:
    runs-on: ubuntu-latest
    steps:
      # First step: Handle regular issues (excluding needs-information)
      - name: Mark regular issues as stale
        uses: actions/stale@v9
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}

          # Default stale policy
          days-before-stale: ${{ env.DAYS_BEFORE_STALE }}
          days-before-close: ${{ env.DAYS_BEFORE_CLOSE }}

          # Explicit stale label configuration
          stale-issue-label: "stale"
          stale-pr-label: "stale"

          stale-issue-message: |
            This issue has been automatically marked as stale due to inactivity.
            It will be closed in 30 days if no further activity occurs.
            If you believe this issue is still relevant, please add a comment to keep it open.

          close-issue-message: |
            This issue has been automatically closed due to inactivity.
            If you believe this issue is still relevant, please reopen it or create a new issue with updated information.

          # Exclude needs-information issues from this step
          exempt-issue-labels: 'no-stale,needs-information'

          # Remove stale label when issue/PR becomes active again
          remove-stale-when-updated: true

          # Apply to pull requests with same timeline
          days-before-pr-stale: ${{ env.DAYS_BEFORE_STALE }}
          days-before-pr-close: ${{ env.DAYS_BEFORE_CLOSE }}

          stale-pr-message: |
            This pull request has been automatically marked as stale due to inactivity.
            It will be closed in 30 days if no further activity occurs.

          close-pr-message: |
            This pull request has been automatically closed due to inactivity.
            If you would like to continue this work, please reopen the PR or create a new one.

          # Only exclude no-stale PRs (needs-information PRs follow standard timeline)
          exempt-pr-labels: 'no-stale'

      # Second step: Handle needs-information issues with accelerated timeline
      - name: Mark needs-information issues as stale
        uses: actions/stale@v9
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}

          # Accelerated timeline for needs-information
          days-before-stale: ${{ env.NEEDS_INFO_DAYS_BEFORE_STALE }}
          days-before-close: ${{ env.NEEDS_INFO_DAYS_BEFORE_CLOSE }}

          # Explicit stale label configuration
          stale-issue-label: "stale"

          # Only target ISSUES with needs-information label (not PRs)
          only-issue-labels: 'needs-information'

          stale-issue-message: |
            This issue has been marked as stale because it requires additional information
            that has not been provided for 30 days. It will be closed in 7 days if the
            requested information is not provided.

          close-issue-message: |
            This issue has been closed because the requested information was not provided within the specified timeframe.
            If you can provide the missing information, please reopen this issue or create a new one.

          # Disable PR processing for this step
          days-before-pr-stale: -1
          days-before-pr-close: -1

          # Remove stale label when issue becomes active again
          remove-stale-when-updated: true