/**
 * HierarchyView - 概念层级热力图视图
 *
 * Modern Spatial & Glassmorphism 设计风格
 * 特性：
 * 1. 毛玻璃卡片 + 极光背景
 * 2. 涨红跌绿渐变色
 * 3. 支持 lv1 → lv2 → lv3 → leaf 四层钻取
 * 4. 集成 /hierarchy/price 接口（含 leaf_concepts）
 */
import React, { useState, useEffect, useCallback, useMemo } from 'react';
import {
    Box,
    VStack,
    HStack,
    Text,
    Badge,
    Icon,
    Spinner,
    Center,
    Flex,
    Button,
    useBreakpointValue,
    Tooltip,
    IconButton,
    SimpleGrid,
} from '@chakra-ui/react';
import { keyframes } from '@emotion/react';
import {
    FaLayerGroup,
    FaExpand,
    FaCompress,
    FaSync,
    FaHome,
    FaChevronRight,
    FaBrain,
    FaMicrochip,
    FaRobot,
    FaMobileAlt,
    FaCar,
    FaBolt,
    FaRocket,
    FaShieldAlt,
    FaGlobe,
    FaIndustry,
    FaShoppingCart,
    FaCoins,
    FaHeartbeat,
    FaAtom,
    FaArrowUp,
    FaArrowDown,
    FaCubes,
    FaServer,
    FaCode,
    FaMagic,
    FaEye,
    FaPlane,
    FaSatellite,
    FaBatteryFull,
    FaSolarPanel,
    FaTags,
    FaExternalLinkAlt,
} from 'react-icons/fa';
import { logger } from '../../../utils/logger';

// 一级分类图标映射
const LV1_ICONS = {
    '人工智能': FaBrain,
    '半导体': FaMicrochip,
    '机器人': FaRobot,
    '消费电子': FaMobileAlt,
    '智能驾驶与汽车': FaCar,
    '新能源与电力': FaBolt,
    '空天经济': FaRocket,
    '国防军工': FaShieldAlt,
    '政策与主题': FaGlobe,
    '周期与材料': FaIndustry,
    '大消费': FaShoppingCart,
    '数字经济与金融科技': FaCoins,
    '全球宏观与贸易': FaGlobe,
    '医药健康': FaHeartbeat,
    '前沿科技': FaAtom,
};

// 二级分类图标映射
const LV2_ICONS = {
    'AI基础设施': FaServer,
    'AI模型与软件': FaCode,
    'AI应用': FaMagic,
    '半导体设备': FaCubes,
    '半导体材料': FaAtom,
    '芯片设计与制造': FaMicrochip,
    '先进封装': FaCubes,
    '人形机器人整机': FaRobot,
    '机器人核心零部件': FaCubes,
    '其他类型机器人': FaRobot,
    '智能终端': FaMobileAlt,
    'XR与空间计算': FaEye,
    '华为产业链': FaMobileAlt,
    '自动驾驶解决方案': FaCar,
    '智能汽车产业链': FaCar,
    '车路协同': FaCar,
    '新型电池技术': FaBatteryFull,
    '电力设备与电网': FaBolt,
    '清洁能源': FaSolarPanel,
    '低空经济': FaPlane,
    '商业航天': FaSatellite,
    '无人作战与信息化': FaShieldAlt,
    '海军装备': FaShieldAlt,
    '军贸出海': FaGlobe,
};

// 根据涨跌幅获取背景渐变色（涨红跌绿）
const getChangeGradient = (value) => {
    if (value === null || value === undefined) {
        return 'linear-gradient(135deg, rgba(71, 85, 105, 0.6) 0%, rgba(100, 116, 139, 0.4) 100%)';
    }

    // 涨 - 红色系
    if (value > 7) return 'linear-gradient(135deg, rgba(153, 27, 27, 0.8) 0%, rgba(220, 38, 38, 0.6) 100%)';
    if (value > 5) return 'linear-gradient(135deg, rgba(185, 28, 28, 0.75) 0%, rgba(239, 68, 68, 0.55) 100%)';
    if (value > 3) return 'linear-gradient(135deg, rgba(220, 38, 38, 0.7) 0%, rgba(248, 113, 113, 0.5) 100%)';
    if (value > 1) return 'linear-gradient(135deg, rgba(239, 68, 68, 0.65) 0%, rgba(252, 165, 165, 0.45) 100%)';
    if (value > 0) return 'linear-gradient(135deg, rgba(248, 113, 113, 0.6) 0%, rgba(254, 202, 202, 0.4) 100%)';

    // 跌 - 绿色系
    if (value < -7) return 'linear-gradient(135deg, rgba(20, 83, 45, 0.8) 0%, rgba(22, 101, 52, 0.6) 100%)';
    if (value < -5) return 'linear-gradient(135deg, rgba(22, 101, 52, 0.75) 0%, rgba(21, 128, 61, 0.55) 100%)';
    if (value < -3) return 'linear-gradient(135deg, rgba(21, 128, 61, 0.7) 0%, rgba(22, 163, 74, 0.5) 100%)';
    if (value < -1) return 'linear-gradient(135deg, rgba(22, 163, 74, 0.65) 0%, rgba(74, 222, 128, 0.45) 100%)';
    if (value < 0) return 'linear-gradient(135deg, rgba(34, 197, 94, 0.6) 0%, rgba(134, 239, 172, 0.4) 100%)';

    // 平盘
    return 'linear-gradient(135deg, rgba(71, 85, 105, 0.6) 0%, rgba(100, 116, 139, 0.4) 100%)';
};

// 获取涨跌幅文字颜色
const getChangeTextColor = (value) => {
    if (value === null || value === undefined) return 'gray.300';
    if (value > 0) return '#FCA5A5';
    if (value < 0) return '#86EFAC';
    return 'gray.300';
};

// 格式化涨跌幅
const formatChangePercent = (value) => {
    if (value === null || value === undefined) return '--';
    const formatted = Math.abs(value).toFixed(2);
    return value > 0 ? `+${formatted}%` : value < 0 ? `-${formatted}%` : '0.00%';
};

// 获取图标
const getIcon = (name, level) => {
    if (level === 'lv1') return LV1_ICONS[name] || FaLayerGroup;
    if (level === 'lv2') return LV2_ICONS[name] || FaCubes;
    if (level === 'lv3') return FaCubes;
    return FaTags;
};

// 从 API 返回的名称中提取纯名称
const extractPureName = (apiName) => {
    if (!apiName) return '';
    return apiName.replace(/^\[(一级|二级|三级)\]\s*/, '');
};

// 呼吸动画
const breatheKeyframes = keyframes`
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
`;

// 浮动动画
const floatKeyframes = keyframes`
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
`;

/**
 * 极光背景组件
 */
const AuroraBackground = () => (
    <Box
        position="absolute"
        top={0}
        left={0}
        right={0}
        bottom={0}
        overflow="hidden"
        pointerEvents="none"
        zIndex={0}
    >
        {/* 紫色光斑 - 左上 */}
        <Box
            position="absolute"
            top="-20%"
            left="-10%"
            width="500px"
            height="500px"
            bg="purple.600"
            opacity={0.15}
            borderRadius="full"
            filter="blur(120px)"
            css={{ animation: `${breatheKeyframes} 8s ease-in-out infinite` }}
        />
        {/* 蓝色光斑 - 右下 */}
        <Box
            position="absolute"
            bottom="-20%"
            right="-10%"
            width="450px"
            height="450px"
            bg="blue.500"
            opacity={0.12}
            borderRadius="full"
            filter="blur(100px)"
            css={{ animation: `${breatheKeyframes} 10s ease-in-out infinite 2s` }}
        />
        {/* 青色光斑 - 中间 */}
        <Box
            position="absolute"
            top="40%"
            left="30%"
            width="300px"
            height="300px"
            bg="cyan.400"
            opacity={0.08}
            borderRadius="full"
            filter="blur(80px)"
            css={{ animation: `${breatheKeyframes} 12s ease-in-out infinite 4s` }}
        />
    </Box>
);

/**
 * 毛玻璃卡片组件
 */
const GlassCard = ({ item, onClick, size = 'normal' }) => {
    const hasChange = item.avg_change_pct !== null && item.avg_change_pct !== undefined;
    const isPositive = hasChange && item.avg_change_pct > 0;
    const isNegative = hasChange && item.avg_change_pct < 0;
    const isLargeChange = hasChange && Math.abs(item.avg_change_pct) > 3;

    const IconComponent = getIcon(item.name, item.level);

    // 根据 size 调整高度
    const heightMap = {
        large: { base: '150px', md: '170px' },
        normal: { base: '120px', md: '140px' },
        small: { base: '100px', md: '110px' },
    };

    // 是否可点击进入下一层
    const canDrillDown = item.level !== 'concept' && (item.children?.length > 0 || item.concepts?.length > 0);
    const isLeafConcept = item.level === 'concept';

    return (
        <Box
            position="relative"
            minH={heightMap[size]}
            cursor="pointer"
            onClick={() => onClick(item)}
            transition="all 0.4s cubic-bezier(0.4, 0, 0.2, 1)"
            transform="translateZ(0)"
            _hover={{
                transform: 'translateY(-6px) scale(1.02)',
            }}
            css={isLargeChange ? { animation: `${floatKeyframes} 3s ease-in-out infinite` } : {}}
        >
            {/* 毛玻璃主体 */}
            <Box
                position="absolute"
                top={0}
                left={0}
                right={0}
                bottom={0}
                bg={getChangeGradient(item.avg_change_pct)}
                backdropFilter="blur(20px)"
                border="1px solid"
                borderColor="whiteAlpha.200"
                borderRadius="2xl"
                overflow="hidden"
                boxShadow={isLargeChange
                    ? `0 8px 32px rgba(${isPositive ? '239, 68, 68' : '34, 197, 94'}, 0.3)`
                    : '0 8px 32px rgba(0, 0, 0, 0.2)'
                }
                _hover={{
                    borderColor: 'whiteAlpha.300',
                    boxShadow: isLargeChange
                        ? `0 16px 48px rgba(${isPositive ? '239, 68, 68' : '34, 197, 94'}, 0.4)`
                        : '0 16px 48px rgba(0, 0, 0, 0.3)',
                }}
                transition="all 0.4s"
            />

            {/* 高光效果 */}
            <Box
                position="absolute"
                top={0}
                left={0}
                right={0}
                height="50%"
                bg="linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 100%)"
                borderRadius="2xl 2xl 0 0"
                pointerEvents="none"
            />

            {/* 内容 */}
            <Flex
                direction="column"
                justify="space-between"
                h="100%"
                p={{ base: 3, md: 4 }}
                position="relative"
                zIndex={1}
            >
                {/* 顶部：图标和名称 */}
                <HStack spacing={2} align="flex-start">
                    <Box
                        p={2}
                        bg="whiteAlpha.150"
                        borderRadius="xl"
                        backdropFilter="blur(10px)"
                        border="1px solid"
                        borderColor="whiteAlpha.100"
                        flexShrink={0}
                    >
                        <Icon
                            as={IconComponent}
                            boxSize={{ base: 4, md: 5 }}
                            color="white"
                            opacity={0.9}
                        />
                    </Box>
                    <VStack align="start" spacing={0} flex={1}>
                        <Text
                            color="white"
                            fontWeight="semibold"
                            fontSize={{ base: 'sm', md: 'md' }}
                            noOfLines={2}
                            lineHeight="1.3"
                            letterSpacing="0.02em"
                        >
                            {item.name}
                        </Text>
                        {item.concept_count > 0 && (
                            <Text color="whiteAlpha.600" fontSize="xs" mt={0.5}>
                                {item.concept_count} 个概念
                            </Text>
                        )}
                    </VStack>

                    {/* 外链图标 */}
                    {isLeafConcept && (
                        <Icon
                            as={FaExternalLinkAlt}
                            boxSize={3}
                            color="whiteAlpha.500"
                        />
                    )}
                </HStack>

                {/* 底部：涨跌幅 */}
                <Flex justify="space-between" align="flex-end">
                    <VStack align="start" spacing={0}>
                        {item.stock_count > 0 && (
                            <Text color="whiteAlpha.500" fontSize="xs">
                                {item.stock_count} 只股票
                            </Text>
                        )}
                    </VStack>

                    <HStack spacing={1} align="center">
                        {hasChange && (isPositive || isNegative) && (
                            <Icon
                                as={isPositive ? FaArrowUp : FaArrowDown}
                                boxSize={3}
                                color={getChangeTextColor(item.avg_change_pct)}
                            />
                        )}
                        <Text
                            color={getChangeTextColor(item.avg_change_pct)}
                            fontWeight="bold"
                            fontSize={{ base: 'lg', md: '2xl' }}
                            fontFamily="mono"
                            letterSpacing="-0.02em"
                        >
                            {formatChangePercent(item.avg_change_pct)}
                        </Text>
                    </HStack>
                </Flex>
            </Flex>

            {/* 展开标识 */}
            {canDrillDown && (
                <Badge
                    position="absolute"
                    top={2}
                    right={2}
                    bg="whiteAlpha.200"
                    color="whiteAlpha.800"
                    fontSize="xs"
                    borderRadius="full"
                    px={2}
                    py={0.5}
                    backdropFilter="blur(10px)"
                    border="1px solid"
                    borderColor="whiteAlpha.100"
                >
                    展开
                </Badge>
            )}
        </Box>
    );
};

/**
 * 主组件：层级热力图视图
 */
const HierarchyView = ({
    apiBaseUrl,
    onSelectCategory,
    selectedDate,
}) => {
    const [hierarchy, setHierarchy] = useState([]);
    const [loading, setLoading] = useState(true);
    const [error, setError] = useState(null);
    const [priceData, setPriceData] = useState({ lv1Map: {}, lv2Map: {}, lv3Map: {}, leafMap: {} });
    const [priceLoading, setPriceLoading] = useState(false);
    const [tradeDate, setTradeDate] = useState(null);
    const [isFullscreen, setIsFullscreen] = useState(false);

    // 钻取状态
    const [currentLevel, setCurrentLevel] = useState('lv1');
    const [currentLv1, setCurrentLv1] = useState(null);
    const [currentLv2, setCurrentLv2] = useState(null);
    const [currentLv3, setCurrentLv3] = useState(null);
    const [breadcrumbs, setBreadcrumbs] = useState([{ label: '全部分类', level: 'root' }]);

    const isMobile = useBreakpointValue({ base: true, md: false });

    // 获取层级结构数据
    const fetchHierarchy = useCallback(async () => {
        setLoading(true);
        setError(null);

        try {
            const response = await fetch(`${apiBaseUrl}/hierarchy`);
            if (!response.ok) throw new Error('获取层级结构失败');

            const data = await response.json();
            setHierarchy(data.hierarchy || []);

            logger.info('HierarchyView', '层级结构加载完成', {
                totalLv1: data.hierarchy?.length,
                totalConcepts: data.total_concepts
            });
        } catch (err) {
            logger.error('HierarchyView', 'fetchHierarchy', err);
            setError(err.message);
        } finally {
            setLoading(false);
        }
    }, [apiBaseUrl]);

    // 获取层级涨跌幅数据
    const fetchHierarchyPrice = useCallback(async () => {
        setPriceLoading(true);

        try {
            let url = `${apiBaseUrl}/hierarchy/price`;
            if (selectedDate) {
                const dateStr = selectedDate.toISOString().split('T')[0];
                url += `?trade_date=${dateStr}`;
            }

            const response = await fetch(url);
            if (!response.ok) {
                logger.warn('HierarchyView', '获取层级涨跌幅失败', { status: response.status });
                return;
            }

            const data = await response.json();

            // 构建映射表
            const lv1Map = {};
            const lv2Map = {};
            const lv3Map = {};
            const leafMap = {};

            (data.lv1_concepts || []).forEach(item => {
                const pureName = extractPureName(item.concept_name);
                lv1Map[pureName] = item;
            });
            (data.lv2_concepts || []).forEach(item => {
                const pureName = extractPureName(item.concept_name);
                lv2Map[pureName] = item;
            });
            (data.lv3_concepts || []).forEach(item => {
                const pureName = extractPureName(item.concept_name);
                lv3Map[pureName] = item;
            });
            // 叶子概念 - 直接用名称
            (data.leaf_concepts || []).forEach(item => {
                leafMap[item.concept_name] = item;
            });

            setPriceData({ lv1Map, lv2Map, lv3Map, leafMap });
            setTradeDate(data.trade_date);

            logger.info('HierarchyView', '层级涨跌幅加载完成', {
                lv1Count: Object.keys(lv1Map).length,
                lv2Count: Object.keys(lv2Map).length,
                lv3Count: Object.keys(lv3Map).length,
                leafCount: Object.keys(leafMap).length,
                tradeDate: data.trade_date,
            });
        } catch (err) {
            logger.warn('HierarchyView', '获取层级涨跌幅失败', { error: err.message });
        } finally {
            setPriceLoading(false);
        }
    }, [apiBaseUrl, selectedDate]);

    useEffect(() => {
        fetchHierarchy();
    }, [fetchHierarchy]);

    useEffect(() => {
        if (hierarchy.length > 0) {
            fetchHierarchyPrice();
        }
    }, [hierarchy, fetchHierarchyPrice]);

    // 根据当前层级获取显示数据
    const currentData = useMemo(() => {
        const { lv1Map, lv2Map, lv3Map, leafMap } = priceData;

        // 第一层：显示所有 lv1
        if (currentLevel === 'lv1') {
            return hierarchy.map((lv1) => {
                const price = lv1Map[lv1.name] || {};
                return {
                    name: lv1.name,
                    id: lv1.id,
                    level: 'lv1',
                    concept_count: lv1.concept_count,
                    stock_count: price.stock_count,
                    avg_change_pct: price.avg_change_pct,
                    children: lv1.children,
                };
            });
        }

        // 第二层：显示选中 lv1 下的 lv2
        if (currentLevel === 'lv2' && currentLv1) {
            const lv1Data = hierarchy.find(h => h.name === currentLv1.name);
            if (!lv1Data || !lv1Data.children) return [];

            return lv1Data.children.map((lv2) => {
                const price = lv2Map[lv2.name] || {};
                return {
                    name: lv2.name,
                    id: lv2.id,
                    level: 'lv2',
                    parentLv1: currentLv1.name,
                    concept_count: lv2.concept_count,
                    stock_count: price.stock_count,
                    avg_change_pct: price.avg_change_pct,
                    children: lv2.children,
                    concepts: lv2.concepts,
                };
            });
        }

        // 第三层：显示选中 lv2 下的 lv3
        if (currentLevel === 'lv3' && currentLv1 && currentLv2) {
            const lv1Data = hierarchy.find(h => h.name === currentLv1.name);
            if (!lv1Data || !lv1Data.children) return [];

            const lv2Data = lv1Data.children.find(h => h.name === currentLv2.name);
            if (!lv2Data) return [];

            // 如果有 lv3 子级
            if (lv2Data.children && lv2Data.children.length > 0) {
                return lv2Data.children.map((lv3) => {
                    const price = lv3Map[lv3.name] || {};
                    return {
                        name: lv3.name,
                        id: lv3.id,
                        level: 'lv3',
                        parentLv1: currentLv1.name,
                        parentLv2: currentLv2.name,
                        concept_count: lv3.concept_count,
                        stock_count: price.stock_count,
                        avg_change_pct: price.avg_change_pct,
                        concepts: lv3.concepts,
                    };
                });
            }

            // 如果 lv2 直接包含概念（没有 lv3）
            if (lv2Data.concepts && lv2Data.concepts.length > 0) {
                return lv2Data.concepts.map((conceptName) => {
                    const price = leafMap[conceptName] || {};
                    return {
                        name: conceptName,
                        level: 'concept',
                        parentLv1: currentLv1.name,
                        parentLv2: currentLv2.name,
                        stock_count: price.stock_count,
                        avg_change_pct: price.avg_change_pct,
                    };
                });
            }

            return [];
        }

        // 第四层：显示选中 lv3 下的具体概念
        if (currentLevel === 'concept' && currentLv1 && currentLv2 && currentLv3) {
            const lv1Data = hierarchy.find(h => h.name === currentLv1.name);
            if (!lv1Data || !lv1Data.children) return [];

            const lv2Data = lv1Data.children.find(h => h.name === currentLv2.name);
            if (!lv2Data || !lv2Data.children) return [];

            const lv3Data = lv2Data.children.find(h => h.name === currentLv3.name);
            if (!lv3Data || !lv3Data.concepts) return [];

            return lv3Data.concepts.map((conceptName) => {
                const price = leafMap[conceptName] || {};
                return {
                    name: conceptName,
                    level: 'concept',
                    parentLv1: currentLv1.name,
                    parentLv2: currentLv2.name,
                    parentLv3: currentLv3.name,
                    stock_count: price.stock_count,
                    avg_change_pct: price.avg_change_pct,
                };
            });
        }

        return [];
    }, [hierarchy, priceData, currentLevel, currentLv1, currentLv2, currentLv3]);

    // 处理点击事件 - 钻取
    const handleBlockClick = useCallback((item) => {
        logger.info('HierarchyView', '热力图点击', { level: item.level, name: item.name });

        if (item.level === 'lv1' && item.children && item.children.length > 0) {
            setCurrentLevel('lv2');
            setCurrentLv1(item);
            setBreadcrumbs([
                { label: '全部分类', level: 'root' },
                { label: item.name, level: 'lv1', data: item },
            ]);
        } else if (item.level === 'lv2') {
            if (item.children && item.children.length > 0) {
                setCurrentLevel('lv3');
                setCurrentLv2(item);
                setBreadcrumbs([
                    { label: '全部分类', level: 'root' },
                    { label: currentLv1.name, level: 'lv1', data: currentLv1 },
                    { label: item.name, level: 'lv2', data: item },
                ]);
            } else if (item.concepts && item.concepts.length > 0) {
                setCurrentLevel('lv3');
                setCurrentLv2(item);
                setBreadcrumbs([
                    { label: '全部分类', level: 'root' },
                    { label: currentLv1.name, level: 'lv1', data: currentLv1 },
                    { label: item.name, level: 'lv2', data: item },
                ]);
            }
        } else if (item.level === 'lv3' && item.concepts && item.concepts.length > 0) {
            setCurrentLevel('concept');
            setCurrentLv3(item);
            setBreadcrumbs([
                { label: '全部分类', level: 'root' },
                { label: currentLv1.name, level: 'lv1', data: currentLv1 },
                { label: currentLv2.name, level: 'lv2', data: currentLv2 },
                { label: item.name, level: 'lv3', data: item },
            ]);
        } else if (item.level === 'concept') {
            // 跳转到概念详情页
            const htmlPath = `https://valuefrontier.cn/htmls/${encodeURIComponent(item.name)}.html`;
            window.open(htmlPath, '_blank');
        }
    }, [currentLv1, currentLv2]);

    // 面包屑导航
    const handleBreadcrumbClick = useCallback((crumb, index) => {
        if (crumb.level === 'root') {
            setCurrentLevel('lv1');
            setCurrentLv1(null);
            setCurrentLv2(null);
            setCurrentLv3(null);
            setBreadcrumbs([{ label: '全部分类', level: 'root' }]);
        } else if (crumb.level === 'lv1') {
            setCurrentLevel('lv2');
            setCurrentLv1(crumb.data);
            setCurrentLv2(null);
            setCurrentLv3(null);
            setBreadcrumbs(breadcrumbs.slice(0, index + 1));
        } else if (crumb.level === 'lv2') {
            setCurrentLevel('lv3');
            setCurrentLv2(crumb.data);
            setCurrentLv3(null);
            setBreadcrumbs(breadcrumbs.slice(0, index + 1));
        }
    }, [breadcrumbs]);

    // 刷新
    const handleRefreshPrice = useCallback(() => {
        fetchHierarchyPrice();
    }, [fetchHierarchyPrice]);

    // 全屏切换
    const toggleFullscreen = useCallback(() => {
        setIsFullscreen(prev => !prev);
    }, []);

    // 获取当前层级标题
    const getCurrentTitle = () => {
        if (currentLevel === 'lv1') return '概念分类热力图';
        if (currentLevel === 'lv2' && currentLv1) return currentLv1.name;
        if (currentLevel === 'lv3' && currentLv2) return currentLv2.name;
        if (currentLevel === 'concept' && currentLv3) return currentLv3.name;
        return '概念分类';
    };

    // 获取当前层级描述
    const getLevelDesc = () => {
        const levelNames = {
            lv1: '一级分类',
            lv2: '二级分类',
            lv3: '三级分类',
            concept: '具体概念',
        };
        return levelNames[currentLevel] || '';
    };

    // 计算列数
    const getGridColumns = () => {
        if (currentLevel === 'concept') {
            return { base: 2, md: 3, lg: 4 };
        }
        return { base: 2, md: 3, lg: 4 };
    };

    if (loading) {
        return (
            <Center h="400px" position="relative">
                <AuroraBackground />
                <VStack spacing={4} position="relative" zIndex={1}>
                    <Spinner size="xl" color="purple.400" thickness="4px" />
                    <Text color="gray.400">正在加载概念层级...</Text>
                </VStack>
            </Center>
        );
    }

    if (error) {
        return (
            <Center h="400px" position="relative">
                <AuroraBackground />
                <VStack spacing={4} position="relative" zIndex={1}>
                    <Icon as={FaLayerGroup} boxSize={16} color="gray.600" />
                    <Text color="gray.400">加载失败：{error}</Text>
                    <Button
                        colorScheme="purple"
                        size="sm"
                        onClick={fetchHierarchy}
                        bg="purple.500"
                        _hover={{ bg: 'purple.400' }}
                    >
                        重试
                    </Button>
                </VStack>
            </Center>
        );
    }

    if (currentData.length === 0) {
        return (
            <Center h="400px" position="relative">
                <AuroraBackground />
                <VStack spacing={4} position="relative" zIndex={1}>
                    <Icon as={FaLayerGroup} boxSize={16} color="gray.600" />
                    <Text color="gray.400">暂无层级数据</Text>
                </VStack>
            </Center>
        );
    }

    return (
        <Box
            position={isFullscreen ? 'fixed' : 'relative'}
            top={isFullscreen ? 0 : 'auto'}
            left={isFullscreen ? 0 : 'auto'}
            right={isFullscreen ? 0 : 'auto'}
            bottom={isFullscreen ? 0 : 'auto'}
            zIndex={isFullscreen ? 1000 : 'auto'}
            bg={isFullscreen ? 'slate.950' : 'transparent'}
            bgGradient={isFullscreen ? 'linear(to-br, gray.900, slate.900, gray.900)' : undefined}
            p={{ base: 0, md: 0 }}
            borderRadius={isFullscreen ? '0' : '0'}
            overflow={isFullscreen ? 'auto' : 'visible'}
            minH="auto"
        >
            {/* 极光背景 - 仅全屏时显示 */}
            {isFullscreen && <AuroraBackground />}

            {/* 内容层 */}
            <Box position="relative" zIndex={1}>
                {/* 面包屑导航 + 工具栏（同一行） */}
                <Flex
                    align="center"
                    justify="space-between"
                    mb={5}
                    p={3}
                    bg="whiteAlpha.50"
                    backdropFilter="blur(20px)"
                    borderRadius="2xl"
                    border="1px solid"
                    borderColor="whiteAlpha.100"
                    gap={2}
                >
                    {/* 左侧：面包屑导航 */}
                    <Flex align="center" flexWrap="wrap" gap={1} flex={1}>
                        {breadcrumbs.map((crumb, index) => (
                            <React.Fragment key={index}>
                                {index > 0 && (
                                    <Icon as={FaChevronRight} color="whiteAlpha.400" boxSize={3} mx={1} />
                                )}
                                <Button
                                    size="sm"
                                    variant="ghost"
                                    bg={index === breadcrumbs.length - 1 ? 'purple.500' : 'transparent'}
                                    color={index === breadcrumbs.length - 1 ? 'white' : 'whiteAlpha.700'}
                                    leftIcon={index === 0 ? <FaHome /> : undefined}
                                    onClick={() => handleBreadcrumbClick(crumb, index)}
                                    isDisabled={index === breadcrumbs.length - 1}
                                    fontWeight={index === breadcrumbs.length - 1 ? 'bold' : 'medium'}
                                    borderRadius="xl"
                                    _hover={index !== breadcrumbs.length - 1 ? { bg: 'whiteAlpha.100' } : {}}
                                    boxShadow={index === breadcrumbs.length - 1 ? '0 0 20px rgba(139, 92, 246, 0.5)' : 'none'}
                                >
                                    {crumb.label}
                                </Button>
                            </React.Fragment>
                        ))}
                    </Flex>

                    {/* 右侧：工具栏按钮 */}
                    <HStack spacing={2} flexShrink={0}>
                        {priceLoading && (
                            <Spinner size="sm" color="purple.300" />
                        )}
                        <Tooltip label="刷新涨跌幅" placement="top">
                            <IconButton
                                size="sm"
                                icon={<FaSync />}
                                onClick={handleRefreshPrice}
                                isLoading={priceLoading}
                                bg="whiteAlpha.100"
                                color="white"
                                border="1px solid"
                                borderColor="whiteAlpha.200"
                                _hover={{ bg: 'whiteAlpha.200' }}
                                aria-label="刷新涨跌幅"
                            />
                        </Tooltip>

                        <Tooltip label={isFullscreen ? '退出全屏' : '全屏'} placement="top">
                            <IconButton
                                size="sm"
                                icon={isFullscreen ? <FaCompress /> : <FaExpand />}
                                onClick={toggleFullscreen}
                                bg="whiteAlpha.100"
                                color="white"
                                border="1px solid"
                                borderColor="whiteAlpha.200"
                                _hover={{ bg: 'whiteAlpha.200' }}
                                aria-label={isFullscreen ? '退出全屏' : '全屏'}
                            />
                        </Tooltip>
                    </HStack>
                </Flex>

                {/* 图例说明 */}
                <Flex
                    justify="center"
                    mb={5}
                    gap={4}
                    flexWrap="wrap"
                    fontSize="xs"
                >
                    <HStack spacing={2}>
                        <Box w={3} h={3} borderRadius="sm" bg="linear-gradient(135deg, rgba(239, 68, 68, 0.7) 0%, rgba(248, 113, 113, 0.5) 100%)" />
                        <Text color="whiteAlpha.600">涨</Text>
                    </HStack>
                    <HStack spacing={2}>
                        <Box w={3} h={3} borderRadius="sm" bg="linear-gradient(135deg, rgba(22, 163, 74, 0.7) 0%, rgba(74, 222, 128, 0.5) 100%)" />
                        <Text color="whiteAlpha.600">跌</Text>
                    </HStack>
                    <HStack spacing={2}>
                        <Box w={3} h={3} borderRadius="sm" bg="linear-gradient(135deg, rgba(71, 85, 105, 0.6) 0%, rgba(100, 116, 139, 0.4) 100%)" />
                        <Text color="whiteAlpha.600">平/无数据</Text>
                    </HStack>
                    <Text color="whiteAlpha.300">|</Text>
                    <Text color="whiteAlpha.500">
                        {currentLevel !== 'concept' ? '点击色块查看下级' : '点击查看概念详情'}
                    </Text>
                </Flex>

                {/* 热力图网格 */}
                <SimpleGrid columns={getGridColumns()} spacing={{ base: 3, md: 4 }}>
                    {currentData.map((item) => (
                        <GlassCard
                            key={item.id || item.name}
                            item={item}
                            onClick={handleBlockClick}
                            size={currentLevel === 'lv1' ? 'large' : currentLevel === 'concept' ? 'small' : 'normal'}
                        />
                    ))}
                </SimpleGrid>

            </Box>
        </Box>
    );
};

export default HierarchyView;