/**
 * 财务全景组件
 * 重构后的主组件，使用模块化结构和 SubTabContainer 二级导航
 */

import React, { useState, useMemo, useCallback } from 'react';
import {
  Box,
  Container,
  VStack,
  Card,
  CardBody,
  Text,
  Alert,
  AlertIcon,
  useDisclosure,
} from '@chakra-ui/react';
import {
  BarChart3,
  DollarSign,
  TrendingUp,
  PieChart,
  Percent,
  TrendingDown,
  Activity,
  Shield,
  Receipt,
  Banknote,
} from 'lucide-react';

// 通用组件
import SubTabContainer, { type SubTabConfig } from '@components/SubTabContainer';
import LoadingState from '../LoadingState';

// 内部模块导入
import { useFinancialData, type DataTypeKey } from './hooks';
import { COLORS } from './constants';
import { calculateYoYChange, getCellBackground } from './utils';
import {
  PeriodSelector,
  FinancialOverviewPanel,
  MainBusinessAnalysis,
  ComparisonAnalysis,
  MetricChartModal,
} from './components';
import {
  BalanceSheetTab,
  IncomeStatementTab,
  CashflowTab,
  ProfitabilityTab,
  PerShareTab,
  GrowthTab,
  OperationalTab,
  SolvencyTab,
  ExpenseTab,
  CashflowMetricsTab,
} from './tabs';
import type { FinancialPanoramaProps } from './types';

/**
 * 财务全景主组件
 */
// Tab key 映射表（SubTabContainer index -> DataTypeKey）
const TAB_KEY_MAP: DataTypeKey[] = [
  'profitability',
  'perShare',
  'growth',
  'operational',
  'solvency',
  'expense',
  'cashflowMetrics',
  'balance',
  'income',
  'cashflow',
];

const FinancialPanorama: React.FC<FinancialPanoramaProps> = ({ stockCode: propStockCode }) => {
  // 使用数据加载 Hook
  const {
    stockInfo,
    balanceSheet,
    incomeStatement,
    cashflow,
    financialMetrics,
    mainBusiness,
    comparison,
    loading,
    loadingTab,
    error,
    refetchByTab,
    selectedPeriods,
    setSelectedPeriods,
    setActiveTab,
    activeTab,
  } = useFinancialData({ stockCode: propStockCode });

  // 处理 Tab 切换
  const handleTabChange = useCallback((index: number, tabKey: string) => {
    const dataTypeKey = TAB_KEY_MAP[index] || (tabKey as DataTypeKey);
    setActiveTab(dataTypeKey);
  }, [setActiveTab]);

  // 处理刷新 - 只刷新当前 Tab
  const handleRefresh = useCallback(() => {
    refetchByTab(activeTab);
  }, [refetchByTab, activeTab]);

  // UI 状态
  const { isOpen, onOpen, onClose } = useDisclosure();
  const [modalProps, setModalProps] = useState<{
    metricName: string;
    data: Array<{ period: string; [key: string]: unknown }>;
    dataPath: string;
  }>({ metricName: '', data: [], dataPath: '' });

  // 点击指标行显示图表
  const showMetricChart = useCallback((
    metricName: string,
    _metricKey: string,
    data: Array<{ period: string; [key: string]: unknown }>,
    dataPath: string
  ) => {
    setModalProps({ metricName, data, dataPath });
    onOpen();
  }, [onOpen]);

  // Tab 配置 - 财务指标分类 + 三大财务报表
  const tabConfigs: SubTabConfig[] = useMemo(
    () => [
      // 财务指标分类（7个）
      { key: 'profitability', name: '盈利能力', icon: PieChart, component: ProfitabilityTab },
      { key: 'perShare', name: '每股指标', icon: Percent, component: PerShareTab },
      { key: 'growth', name: '成长能力', icon: TrendingUp, component: GrowthTab },
      { key: 'operational', name: '运营效率', icon: Activity, component: OperationalTab },
      { key: 'solvency', name: '偿债能力', icon: Shield, component: SolvencyTab },
      { key: 'expense', name: '费用率', icon: Receipt, component: ExpenseTab },
      { key: 'cashflowMetrics', name: '现金流指标', icon: Banknote, component: CashflowMetricsTab },
      // 三大财务报表
      { key: 'balance', name: '资产负债表', icon: BarChart3, component: BalanceSheetTab },
      { key: 'income', name: '利润表', icon: DollarSign, component: IncomeStatementTab },
      { key: 'cashflow', name: '现金流量表', icon: TrendingDown, component: CashflowTab },
    ],
    []
  );

  // 传递给 Tab 组件的 props（颜色使用常量，不需要在依赖数组中）
  const componentProps = useMemo(
    () => ({
      // 数据
      balanceSheet,
      incomeStatement,
      cashflow,
      financialMetrics,
      // 加载状态
      loading,
      loadingTab,
      // 工具函数
      showMetricChart,
      calculateYoYChange,
      getCellBackground,
      // 颜色配置（使用常量）
      ...COLORS,
    }),
    [
      balanceSheet,
      incomeStatement,
      cashflow,
      financialMetrics,
      loading,
      loadingTab,
      showMetricChart,
    ]
  );

  return (
    <Container maxW="container.xl" py={5}>
      <VStack spacing={6} align="stretch">
        {/* 财务全景面板（三列布局：成长能力、盈利与回报、风险与运营） */}
        {loading ? (
          <LoadingState message="加载财务数据中..." height="300px" variant="skeleton" skeletonRows={6} />
        ) : (
          <FinancialOverviewPanel
            stockInfo={stockInfo}
            financialMetrics={financialMetrics}
          />
        )}

        {/* 营收与利润趋势 */}
        {!loading && comparison && comparison.length > 0 && (
          <ComparisonAnalysis comparison={comparison} />
        )}

        {/* 主营业务 */}
        {!loading && stockInfo && (
          <Box>
            <Text fontSize="lg" fontWeight="bold" mb={4} color="#D4AF37">
              主营业务
            </Text>
            <MainBusinessAnalysis mainBusiness={mainBusiness} />
          </Box>
        )}

        {/* 三大财务报表 - 使用 SubTabContainer 二级导航 */}
        <Card bg="gray.900" shadow="md" border="1px solid" borderColor="rgba(212, 175, 55, 0.3)">
          <CardBody p={0}>
            <SubTabContainer
              tabs={tabConfigs}
              componentProps={componentProps}
              themePreset="blackGold"
              isLazy
              onTabChange={handleTabChange}
              rightElement={
                <PeriodSelector
                  selectedPeriods={selectedPeriods}
                  onPeriodsChange={setSelectedPeriods}
                  onRefresh={handleRefresh}
                  isLoading={loadingTab !== null || loading}
                />
              }
            />
          </CardBody>
        </Card>

        {/* 错误提示 */}
        {error && (
          <Alert status="error">
            <AlertIcon />
            {error}
          </Alert>
        )}

        {/* 指标图表弹窗 */}
        <MetricChartModal
          isOpen={isOpen}
          onClose={onClose}
          metricName={modalProps.metricName}
          data={modalProps.data}
          dataPath={modalProps.dataPath}
        />
      </VStack>
    </Container>
  );
};

export default FinancialPanorama;