// src/views/Company/hooks/useCompanyEvents.js
// 公司详情页面事件追踪 Hook

import { useCallback, useEffect, useRef } from 'react';
import { usePostHogTrack } from '../../../hooks/usePostHogRedux';
import { RETENTION_EVENTS } from '../../../lib/constants';
import { logger } from '../../../utils/logger';

/**
 * 公司详情页面事件追踪 Hook
 * @param {Object} options - 配置选项
 * @param {string} options.stockCode - 当前股票代码
 * @returns {Object} 事件追踪处理函数集合
 */
export const useCompanyEvents = ({ stockCode } = {}) => {
  const { track } = usePostHogTrack();
  const hasTrackedPageView = useRef(false);

  // 🎯 页面浏览事件 - 仅页面首次加载时触发一次
  useEffect(() => {
    if (hasTrackedPageView.current) return;
    hasTrackedPageView.current = true;

    track(RETENTION_EVENTS.COMPANY_PAGE_VIEWED, {
      timestamp: new Date().toISOString(),
      stock_code: stockCode || null,
    });
    logger.debug('useCompanyEvents', '📊 Company Page Viewed', { stockCode });
  }, [track, stockCode]);

  /**
   * 追踪股票搜索/切换
   * @param {string} newStockCode - 新的股票代码
   * @param {string} previousStockCode - 之前的股票代码
   */
  const trackStockSearched = useCallback((newStockCode, previousStockCode = null) => {
    if (!newStockCode) return;

    track(RETENTION_EVENTS.STOCK_SEARCHED, {
      query: newStockCode,
      stock_code: newStockCode,
      previous_stock_code: previousStockCode,
      context: 'company_page',
    });

    logger.debug('useCompanyEvents', '🔍 Stock Searched', {
      newStockCode,
      previousStockCode,
    });
  }, [track]);

  /**
   * 追踪 Tab 切换
   * @param {number} tabIndex - Tab 索引 (0: 公司概览, 1: 股票行情, 2: 财务全景, 3: 盈利预测)
   * @param {string} tabName - Tab 名称
   * @param {number} previousTabIndex - 之前的 Tab 索引
   */
  const trackTabChanged = useCallback((tabIndex, tabName, previousTabIndex = null) => {
    track(RETENTION_EVENTS.TAB_CHANGED, {
      tab_index: tabIndex,
      tab_name: tabName,
      previous_tab_index: previousTabIndex,
      stock_code: stockCode,
      context: 'company_page',
    });

    logger.debug('useCompanyEvents', '🔄 Tab Changed', {
      tabIndex,
      tabName,
      previousTabIndex,
      stockCode,
    });
  }, [track, stockCode]);

  /**
   * 追踪加入自选股
   * @param {string} stock_code - 股票代码
   */
  const trackWatchlistAdded = useCallback((stock_code) => {
    track(RETENTION_EVENTS.WATCHLIST_ADDED, {
      stock_code,
      source: 'company_page',
    });

    logger.debug('useCompanyEvents', '⭐ Watchlist Added', { stock_code });
  }, [track]);

  /**
   * 追踪移除自选股
   * @param {string} stock_code - 股票代码
   */
  const trackWatchlistRemoved = useCallback((stock_code) => {
    track(RETENTION_EVENTS.WATCHLIST_REMOVED, {
      stock_code,
      source: 'company_page',
    });

    logger.debug('useCompanyEvents', '❌ Watchlist Removed', { stock_code });
  }, [track]);

  return {
    trackStockSearched,
    trackTabChanged,
    trackWatchlistAdded,
    trackWatchlistRemoved,
  };
};