/**
 * useStockCompare - 股票对比逻辑 Hook
 *
 * 管理股票对比所需的数据获取和状态
 */

import { useState, useEffect, useCallback } from 'react';
import { useToast } from '@chakra-ui/react';
import { financialService } from '@services/financialService';
import { logger } from '@utils/logger';
import type { StockInfo } from '../../FinancialPanorama/types';

interface UseStockCompareResult {
  currentStockInfo: StockInfo | null;
  compareStockInfo: StockInfo | null;
  isCompareLoading: boolean;
  handleCompare: (compareCode: string) => Promise<void>;
  clearCompare: () => void;
}

/**
 * 股票对比 Hook
 *
 * @param stockCode - 当前股票代码
 */
export const useStockCompare = (stockCode?: string): UseStockCompareResult => {
  const toast = useToast();
  const [currentStockInfo, setCurrentStockInfo] = useState<StockInfo | null>(null);
  const [compareStockInfo, setCompareStockInfo] = useState<StockInfo | null>(null);
  const [isCompareLoading, setIsCompareLoading] = useState(false);

  // 加载当前股票财务信息（用于对比）
  useEffect(() => {
    const loadCurrentStockInfo = async () => {
      if (!stockCode) {
        setCurrentStockInfo(null);
        return;
      }

      try {
        const res = await financialService.getStockInfo(stockCode);
        setCurrentStockInfo(res.data);
      } catch (error) {
        logger.error('useStockCompare', 'loadCurrentStockInfo', error, { stockCode });
      }
    };

    loadCurrentStockInfo();
    // 股票代码变化时清除对比数据
    setCompareStockInfo(null);
  }, [stockCode]);

  // 处理股票对比
  const handleCompare = useCallback(async (compareCode: string) => {
    if (!compareCode) return;

    logger.debug('useStockCompare', '开始加载对比数据', { stockCode, compareCode });
    setIsCompareLoading(true);

    try {
      const res = await financialService.getStockInfo(compareCode);
      setCompareStockInfo(res.data);
      logger.info('useStockCompare', '对比数据加载成功', { stockCode, compareCode });
    } catch (error) {
      logger.error('useStockCompare', 'handleCompare', error, { stockCode, compareCode });
      toast({
        title: '加载对比数据失败',
        description: '请检查股票代码是否正确',
        status: 'error',
        duration: 3000,
      });
    } finally {
      setIsCompareLoading(false);
    }
  }, [stockCode, toast]);

  // 清除对比数据
  const clearCompare = useCallback(() => {
    setCompareStockInfo(null);
  }, []);

  return {
    currentStockInfo,
    compareStockInfo,
    isCompareLoading,
    handleCompare,
    clearCompare,
  };
};

export default useStockCompare;