name: issue-warning

on:
  issues:
    types: [opened, edited]

defaults:
  run:
    shell: bash

permissions: {}

jobs:
  prepend-warning:
    if: >-
      github.repository == 'mlflow/mlflow' &&
      github.event.issue.created_at >= '2026-03-10T00:00:00Z'
    runs-on: ubuntu-slim
    timeout-minutes: 5
    permissions:
      issues: write
    steps:
      - env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          ISSUE_NUMBER: ${{ github.event.issue.number }}
          ISSUE_BODY: ${{ github.event.issue.body }}
          REPO: ${{ github.repository }}
        run: |
          if echo "$ISSUE_BODY" | grep -qF '<!-- issue-warning -->'; then
            echo "Warning already present, skipping."
            exit 0
          fi

          body="<!-- issue-warning -->
          > [!WARNING]
          > Before submitting a PR, please make sure that:
          > - A maintainer has triaged this issue and applied the \`ready\` label
          > - This issue has no assignee
          > - No duplicate PR exists
          >
          > PRs not meeting these requirements may be automatically closed.

          ${ISSUE_BODY}"

          # Why not a comment, but editing the issue body? Coding agents (e.g. "Fix <issue URL>") may not see the comments.
          gh issue edit "$ISSUE_NUMBER" --repo "$REPO" --body "$body"