// (c) 2026 TWWIM UG. All rights reserved. (www.twwim.com)

import { useMutation } from '@tanstack/react-query';
import { knowledgeApi } from '@/infrastructure/http/api/knowledge';
import type { PlaygroundAskRequest, PlaygroundAskResponse } from '@archer/api-interface';

/**
 * Single-responsibility mutation hook for the Knowledge Playground ask flow.
 * Calls customer-api → NLU2 strict-RAG pipeline. Does NOT touch the
 * COMMANDS quota; rate limit is per-user on the server.
 */
export function usePlaygroundAsk(tenantId: string) {
  return useMutation<PlaygroundAskResponse, Error, PlaygroundAskRequest>({
    mutationFn: (body) => knowledgeApi.askPlayground(tenantId, body),
  });
}