// src/views/Company/components/CompanyOverview/hooks/useShareholderData.ts
// 股权结构数据 Hook - 用于股权结构 Tab

import { useState, useEffect } from "react";
import { logger } from "@utils/logger";
import axios from "@utils/axiosConfig";
import type { ActualControl, Concentration, Shareholder } from "../types";

interface ApiResponse<T> {
  success: boolean;
  data: T;
}

interface UseShareholderDataResult {
  actualControl: ActualControl[];
  concentration: Concentration[];
  topShareholders: Shareholder[];
  topCirculationShareholders: Shareholder[];
  loading: boolean;
  error: string | null;
}

/**
 * 股权结构数据 Hook
 * @param stockCode - 股票代码
 */
export const useShareholderData = (stockCode?: string): UseShareholderDataResult => {
  const [actualControl, setActualControl] = useState<ActualControl[]>([]);
  const [concentration, setConcentration] = useState<Concentration[]>([]);
  const [topShareholders, setTopShareholders] = useState<Shareholder[]>([]);
  const [topCirculationShareholders, setTopCirculationShareholders] = useState<Shareholder[]>([]);
  const [loading, setLoading] = useState(false);
  const [error, setError] = useState<string | null>(null);

  useEffect(() => {
    if (!stockCode) return;

    const controller = new AbortController();

    const loadData = async () => {
      setLoading(true);
      setError(null);

      try {
        const [
          { data: actualRes },
          { data: concentrationRes },
          { data: shareholdersRes },
          { data: circulationRes },
        ] = await Promise.all([
          axios.get<ApiResponse<ActualControl[]>>(`/api/stock/${stockCode}/actual-control`, { signal: controller.signal }),
          axios.get<ApiResponse<Concentration[]>>(`/api/stock/${stockCode}/concentration`, { signal: controller.signal }),
          axios.get<ApiResponse<Shareholder[]>>(`/api/stock/${stockCode}/top-shareholders?limit=10`, { signal: controller.signal }),
          axios.get<ApiResponse<Shareholder[]>>(`/api/stock/${stockCode}/top-circulation-shareholders?limit=10`, { signal: controller.signal }),
        ]);

        if (actualRes.success) setActualControl(actualRes.data);
        if (concentrationRes.success) setConcentration(concentrationRes.data);
        if (shareholdersRes.success) setTopShareholders(shareholdersRes.data);
        if (circulationRes.success) setTopCirculationShareholders(circulationRes.data);
      } catch (err: any) {
        if (err.name === "CanceledError") return;
        logger.error("useShareholderData", "loadData", err, { stockCode });
        setError("加载股权结构数据失败");
      } finally {
        setLoading(false);
      }
    };

    loadData();
    return () => controller.abort();
  }, [stockCode]);

  return {
    actualControl,
    concentration,
    topShareholders,
    topCirculationShareholders,
    loading,
    error,
  };
};