feat: 首页更新
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112
pages/HomeScreen/components/GameMainMenus/index.tsx
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112
pages/HomeScreen/components/GameMainMenus/index.tsx
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/**
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* 游戏分类菜单组件
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*
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* 展示游戏分类,支持切换,使用真实数据
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*/
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import React, { useRef, useEffect, useState, useCallback, useMemo } from 'react';
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import { View, Text, ScrollView, TouchableOpacity, Animated } from 'react-native';
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// import type { GameCategory } from '@/types/home';
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import { styles } from './styles';
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import { useGameMainMenus, useMenuDataLoaded } from '@/hooks/useGameMenus';
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// import useGameStore from '@/stores/gameStore';
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import { ThemeEnum } from '@/constants/theme';
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interface GameMainMenuProps {
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theme: ThemeEnum;
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selectedCategory?: string;
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onCategorySelect?: (categoryId: string) => void;
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topHeight?: number;
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showSubMenus?: boolean;
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}
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/**
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* 游戏分类菜单组件
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*/
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export default function GameMainMenu({
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theme,
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selectedCategory = '103',
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onCategorySelect,
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topHeight = 0,
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showSubMenus = true,
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}: GameMainMenuProps) {
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const s = styles[theme];
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const scrollViewRef = useRef<ScrollView>(null);
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const gameMenus = useGameMainMenus(theme);
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// 检查数据加载完成
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const isDataLoaded = useMenuDataLoaded();
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// 使用 useMemo 缓存找到的索引,避免每次都重新计算
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const selectedIndex = useMemo(() => {
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return gameMenus.findIndex((cat) => cat.key === selectedCategory);
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}, [selectedCategory, gameMenus]);
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// 当分类改变时,滚动到该分类
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useEffect(() => {
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if (selectedIndex >= 0) {
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scrollViewRef.current?.scrollTo({
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x: selectedIndex * 100,
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animated: true,
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});
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}
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}, [selectedIndex]);
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// 使用 useCallback 稳定 onPress 回调
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const handleCategoryPress = useCallback((categoryKey: string) => {
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onCategorySelect?.(categoryKey);
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}, [onCategorySelect]);
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// 骨架屏 - 显示加载中的占位符
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const renderSkeleton = () => (
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<View style={s.container}>
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<ScrollView
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style={s.scrollView}
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horizontal
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showsHorizontalScrollIndicator={false}
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scrollEventThrottle={16}
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>
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{[1, 2, 3, 4, 5].map((index) => (
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<View
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key={`skeleton-${index}`}
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style={[s.categoryItem, { backgroundColor: theme === 'dark' ? '#333' : '#e0e0e0' }]}
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/>
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))}
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</ScrollView>
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</View>
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);
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// 如果动态数据还未加载,显示骨架屏
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if (!isDataLoaded) {
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return renderSkeleton();
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}
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return (
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<View style={s.container}>
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<ScrollView
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ref={scrollViewRef}
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style={s.scrollView}
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horizontal
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showsHorizontalScrollIndicator={false}
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scrollEventThrottle={16}
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>
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{gameMenus.map((menu) => (
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<TouchableOpacity
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key={menu.key}
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style={[s.menuItem, selectedCategory === menu.key && s.menuItemActive]}
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onPress={() => handleCategoryPress(menu.key)}
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activeOpacity={0.7}
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>
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<Text
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style={[s.menuText, selectedCategory === menu.key && s.menuTextActive]}
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>
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{menu.icon || '🎮'} {menu.name}
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</Text>
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</TouchableOpacity>
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))}
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</ScrollView>
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</View>
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);
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}
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