import { useState, useEffect } from 'react';
import { getVideoDetail, getPlayUrl } from '../services/bilibili';
import type { VideoItem } from '../services/types';

export function useVideoDetail(bvid: string) {
  const [video, setVideo] = useState<VideoItem | null>(null);
  const [streamUrl, setStreamUrl] = useState<string | null>(null);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState<string | null>(null);

  useEffect(() => {
    async function fetchData() {
      try {
        setLoading(true);
        const detail = await getVideoDetail(bvid);
        setVideo(detail);
        const cid = detail.pages?.[0]?.cid ?? detail.cid;
        const playData = await getPlayUrl(bvid, cid);
        setStreamUrl(playData.durl[0]?.url ?? null);
      } catch (e: any) {
        setError(e.message ?? 'Load failed');
      } finally {
        setLoading(false);
      }
    }
    if (bvid) fetchData();
  }, [bvid]);

  return { video, streamUrl, loading, error };
}