/**
 * 候选人详情 hook：拉取候选人详情 + 邀请面试。
 */
import { useCallback, useState } from 'react';
import { fetchCandidateDetail, inviteCandidate } from '../api';
import type { CandidateDetail } from '../types';
import { useAsyncData } from './useAsyncData';

export function useCandidateDetail(candidateId: string) {
  const fetcher = useCallback(() => fetchCandidateDetail(candidateId), [candidateId]);
  const { data, loading, error, refresh } = useAsyncData<CandidateDetail>(fetcher);

  const [inviting, setInviting] = useState(false);
  const [invited, setInvited] = useState(false);

  const invite = useCallback(async () => {
    setInviting(true);
    try {
      await inviteCandidate(candidateId);
      setInvited(true);
      return true;
    } finally {
      setInviting(false);
    }
  }, [candidateId]);

  return {
    candidate: data ?? null,
    loading,
    error,
    refresh,
    invite,
    inviting,
    invited,
  };
}