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在React Native中开发鸿组件（这里指的是鸿蒙（HarmonyOS）组件），你需要了解鸿蒙开发的基础以及如何在React Native项目中集成鸿蒙应用。鸿蒙OS是由华为开发的一个分布式操作系统，主要用于其智能设备，如手机、平板、智能手表等。

1. 了解鸿蒙开发基础

首先，你需要熟悉鸿蒙OS的开发环境设置和基本开发流程。这包括：

• 开发工具：使用DevEco Studio作为开发IDE。
• SDK：下载并安装HarmonyOS SDK。
• 语言与框架：主要使用Java/Kotlin进行应用开发，但也可以通过C/C++扩展功能。

2. 在React Native中集成鸿蒙应用

React Native本身主要用于Harmony和Harmony平台的开发，但你可以通过以下几种方式将鸿蒙应用集成到React Native项目中：

A. 使用WebView

一种简单的方法是使用WebView来加载鸿蒙应用的网页版或通过一个WebView桥接本地代码与鸿蒙应用。

1. 在React Native中添加WebView：

   npm install react-native-webview
   

2. 使用WebView加载鸿蒙应用的URL：

   import React from 'react';
   import { WebView } from 'react-native-webview';
   
   const HarmonyApp = () => {
     return (
       <WebView
         source={{ uri: 'https://your-harmony-app-url.com' }}
         style={{ flex: 1 }}
       />
     );
   };
   
   export default HarmonyApp;
   

B. 使用Native Modules

创建一个Native Module来桥接React Native和鸿蒙原生应用。

1. 在DevEco Studio中创建一个鸿蒙应用。

2. 开发Native Module：创建一个Java/Kotlin模块，在其中实现与鸿蒙应用交互的逻辑。

3. 在React Native中调用Native Module：使用react-native-bridge或其他桥接库来调用鸿蒙原生模块。

   例如，使用react-native-bridge：

   npm install react-native-bridge
   

   然后在JavaScript中调用：

   import { NativeModules } from 'react-native';
   const { HarmonyModule } = NativeModules;
   

C. 使用Deep Linking或Intent传递数据

如果你的鸿蒙应用支持Deep Linking或Intent传递数据，你可以在React Native中处理这些链接或Intent，并据此与鸿蒙应用交互。

3. 职业发展规划和开发代码详情

对于职业发展规划，你可以考虑以下步骤：

1. 学习鸿蒙开发：深入学习鸿蒙OS的APIs和开发工具。
2. 实践项目：在项目中实践鸿蒙应用的开发与集成。
3. 优化集成方案：不断优化React Native与鸿蒙应用的集成方案，提高用户体验和性能。
4. 持续学习：关注鸿蒙OS的最新动态和更新，持续学习新技术和新特性。
5. 分享和交流：参与开源项目，分享你的经验，与其他开发者交流。

通过这些步骤，你可以有效地在React Native项目中开发并集成鸿蒙组件，同时规划你的职业发展路径。

---

开发一个名为“植物养护智能助手”的React Native应用，涉及到多个技术层面，包括前端UI设计、后端数据处理以及可能的硬件接口（例如传感器数据采集）。下面，我将提供一个基本的开发指南和代码示例，帮助你开始这个项目。

1. 环境准备

首先，确保你的开发环境已经安装了Node.js和React Native。你可以通过以下步骤安装React Native环境：

安装Node.js (如果尚未安装)
安装React Native CLI
npm install -g react-native-cli

创建一个新的React Native项目
react-native init PlantCareAssistant

进入项目目录
cd PlantCareAssistant

2. 安装依赖

为了简化开发，可以使用一些现成的库来帮助处理植物养护相关的功能，例如使用react-native-vector-icons来添加图标、react-native-camera来处理图像识别等。

安装图标库
npm install react-native-vector-icons

安装相机库（可选，根据需求）
npm install react-native-camera

3. 项目结构规划

创建一个基本的项目结构，例如：

PlantCareAssistant/
|-- Harmony/
|-- Harmony/
|-- src/
    |-- components/
    |-- screens/
        |-- HomeScreen.js
        |-- CareTipsScreen.js
    |-- App.js
|-- package.json

4. 开发界面组件

HomeScreen.js

import React from 'react';
import { View, Text, StyleSheet, Button } from 'react-native';
import Icon from 'react-native-vector-icons/FontAwesome'; // 假设使用FontAwesome图标库

const HomeScreen = ({ navigation }) => {
  return (
    <View style={styles.container}>
      <Text style={styles.title}>植物养护智能助手</Text>
      <Button title="查看养护建议" onPress={() => navigation.navigate('CareTips')} />
      <Icon name="leaf" size={50} color="green" /> {/* 显示一个叶子图标 */}
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
  },
  title: {
    fontSize: 24,
    marginBottom: 20,
  },
});

export default HomeScreen;

CareTipsScreen.js

import React from 'react';
import { View, Text, StyleSheet } from 'react-native';
import Icon from 'react-native-vector-icons/FontAwesome'; // 使用相同图标库

const CareTipsScreen = () => {
  return (
    <View style={styles.container}>
      <Text style={styles.title}>养护建议</Text>
      <Text>请每天给植物浇水。</Text> {/* 示例文本 */}
      <Icon name="info-circle" size={30} color="blue" /> {/* 信息图标 */}
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
  },
  title: {
    fontSize: 24,
    marginBottom: 20,
  },
});
export default CareTipsScreen;

5. 导航设置（使用React Navigation）
   安装React Navigation：

npm install @react-navigation/native @react-navigation/stack react-native-screens react-native-safe-area-context @react-navigation/native-stack @react-navigation/stack @react-navigation/bottom-tabs @react-navigation/material-top-tabs @react-navigation/material-bottom-tabs @react-navigation/drawer @react-navigation/elements @react-navigation/routers @react-navigation/web react-native-tab-view react-native-pager-view react-native-reanimated react-native-gesture-handler react-native-screens react-native-safe-area-context react-native-svg expo @expo/vector-icons expo-linear-gradient expo-constants expo-linking --save` 确保所有依赖都正确安装。`npm install`。`npx pod-install

---

真实演示案例代码：

// app.tsx
import React, { useState } from 'react';
import { SafeAreaView, View, Text, StyleSheet, TouchableOpacity, ScrollView, Dimensions, Alert, FlatList } from 'react-native';

// 图标库
const ICONS = {
  music: '🎵',
  heart: '❤️',
  share: '🔄',
  message: '💬',
  user: '👤',
  play: '▶️',
  pause: '⏸️',
  list: '📋',
};

const { width } = Dimensions.get('window');

// 歌曲类型
type Song = {
  id: string;
  title: string;
  artist: string;
  album: string;
  duration: string;
  cover: string;
  isFavorite: boolean;
  plays: number;
};

// 私信类型
type Message = {
  id: string;
  sender: string;
  content: string;
  timestamp: string;
  songRequest?: string;
  isRead: boolean;
};

// 播放列表类型
type Playlist = {
  id: string;
  name: string;
  songs: number;
  cover: string;
};

// 音乐播放器组件
const MusicPlayer = ({ 
  currentSong, 
  isPlaying, 
  onPlayPause,
  onNext,
  onPrevious
}: { 
  currentSong: Song | null; 
  isPlaying: boolean; 
  onPlayPause: () => void;
  onNext: () => void;
  onPrevious: () => void;
}) => {
  if (!currentSong) {
    return (
      <View style={styles.playerContainer}>
        <View style={styles.albumArtPlaceholder}>
          <Text style={styles.albumArtText}>{ICONS.music}</Text>
        </View>
        <Text style={styles.placeholderText}>请选择一首歌曲播放</Text>
      </View>
    );
  }

  return (
    <View style={styles.playerContainer}>
      <View style={styles.albumArt}>
        <Text style={styles.albumArtText}>{ICONS.music}</Text>
      </View>
      <View style={styles.songInfo}>
        <Text style={styles.songTitle}>{currentSong.title}</Text>
        <Text style={styles.songArtist}>{currentSong.artist}</Text>
        <Text style={styles.songAlbum}>{currentSong.album}</Text>
      </View>
      <View style={styles.playerControls}>
        <TouchableOpacity onPress={onPrevious}>
          <Text style={styles.controlButton}>⏮️</Text>
        </TouchableOpacity>
        <TouchableOpacity onPress={onPlayPause} style={styles.playButton}>
          <Text style={styles.playButtonText}>{isPlaying ? ICONS.pause : ICONS.play}</Text>
        </TouchableOpacity>
        <TouchableOpacity onPress={onNext}>
          <Text style={styles.controlButton}>⏭️</Text>
        </TouchableOpacity>
      </View>
    </View>
  );
};

// 歌曲卡片组件
const SongCard = ({ 
  song, 
  onPlay,
  onToggleFavorite
}: { 
  song: Song; 
  onPlay: (song: Song) => void;
  onToggleFavorite: (id: string) => void;
}) => {
  return (
    <View style={styles.songCard}>
      <TouchableOpacity style={styles.songCover} onPress={() => onPlay(song)}>
        <Text style={styles.songCoverText}>{ICONS.music}</Text>
      </TouchableOpacity>
      <View style={styles.songDetails}>
        <Text style={styles.songTitle} numberOfLines={1}>{song.title}</Text>
        <Text style={styles.songArtist}>{song.artist}</Text>
        <Text style={styles.songDuration}>{song.duration}</Text>
      </View>
      <View style={styles.songActions}>
        <Text style={styles.playsText}>{song.plays} 次播放</Text>
        <TouchableOpacity onPress={() => onToggleFavorite(song.id)}>
          <Text style={[styles.favoriteIcon, song.isFavorite && styles.favoriteIconActive]}>
            {song.isFavorite ? ICONS.heart : '♡'}
          </Text>
        </TouchableOpacity>
      </View>
    </View>
  );
};

// 私信卡片组件
const MessageCard = ({ 
  message, 
  onSendSong,
  onMarkAsRead
}: { 
  message: Message; 
  onSendSong: (sender: string) => void;
  onMarkAsRead: (id: string) => void;
}) => {
  return (
    <View style={[styles.messageCard, !message.isRead && styles.unreadMessage]}>
      <View style={styles.messageHeader}>
        <View style={styles.senderInfo}>
          <Text style={styles.senderAvatar}>{ICONS.user}</Text>
          <View>
            <Text style={styles.senderName}>{message.sender}</Text>
            <Text style={styles.timestamp}>{message.timestamp}</Text>
          </View>
        </View>
        {!message.isRead && (
          <TouchableOpacity onPress={() => onMarkAsRead(message.id)}>
            <Text style={styles.markAsReadButton}>标记已读</Text>
          </TouchableOpacity>
        )}
      </View>
      <Text style={styles.messageContent}>{message.content}</Text>
      {message.songRequest && (
        <View style={styles.songRequestContainer}>
          <Text style={styles.songRequestText}>🎵 请求歌曲: {message.songRequest}</Text>
          <TouchableOpacity 
            style={styles.sendSongButton} 
            onPress={() => onSendSong(message.sender)}
          >
            <Text style={styles.sendSongButtonText}>发送歌曲</Text>
          </TouchableOpacity>
        </View>
      )}
    </View>
  );
};

// 播放列表卡片组件
const PlaylistCard = ({ playlist }: { playlist: Playlist }) => {
  return (
    <View style={styles.playlistCard}>
      <View style={styles.playlistCover}>
        <Text style={styles.playlistCoverText}>{ICONS.list}</Text>
      </View>
      <View style={styles.playlistInfo}>
        <Text style={styles.playlistName}>{playlist.name}</Text>
        <Text style={styles.playlistSongs}>{playlist.songs} 首歌曲</Text>
      </View>
    </View>
  );
};

// 主页面组件
const MusicApp: React.FC = () => {
  const [songs, setSongs] = useState<Song[]>([
    {
      id: '1',
      title: '夜曲',
      artist: '周杰伦',
      album: '十一月的萧邦',
      duration: '3:42',
      cover: '',
      isFavorite: true,
      plays: 1245
    },
    {
      id: '2',
      title: '稻香',
      artist: '周杰伦',
      album: '魔杰座',
      duration: '3:47',
      cover: '',
      isFavorite: false,
      plays: 2156
    },
    {
      id: '3',
      title: '青花瓷',
      artist: '周杰伦',
      album: '我很忙',
      duration: '3:58',
      cover: '',
      isFavorite: true,
      plays: 3421
    },
    {
      id: '4',
      title: '告白气球',
      artist: '周杰伦',
      album: '周杰伦的床边故事',
      duration: '3:34',
      cover: '',
      isFavorite: false,
      plays: 4210
    },
    {
      id: '5',
      title: '说好的幸福呢',
      artist: '周杰伦',
      album: '魔杰座',
      duration: '3:22',
      cover: '',
      isFavorite: false,
      plays: 1876
    },
    {
      id: '6',
      title: '菊花台',
      artist: '周杰伦',
      album: '黄金甲',
      duration: '3:55',
      cover: '',
      isFavorite: true,
      plays: 2341
    }
  ]);

  const [messages, setMessages] = useState<Message[]>([
    {
      id: '1',
      sender: '小美',
      content: '听说你最近在听周杰伦的新歌，推荐几首给我吧！',
      timestamp: '10:30',
      songRequest: '夜曲',
      isRead: false
    },
    {
      id: '2',
      sender: '小明',
      content: '上次你分享的那首歌太好听了，还有类似的吗？',
      timestamp: '昨天',
      songRequest: '稻香',
      isRead: true
    },
    {
      id: '3',
      sender: '小红',
      content: '心情不太好的时候适合听什么歌呢？',
      timestamp: '前天',
      songRequest: '青花瓷',
      isRead: true
    }
  ]);

  const [playlists] = useState<Playlist[]>([
    { id: '1', name: '我喜欢的音乐', songs: 42, cover: '' },
    { id: '2', name: '周杰伦精选', songs: 28, cover: '' },
    { id: '3', name: '流行热歌榜', songs: 56, cover: '' },
    { id: '4', name: '放松心情', songs: 15, cover: '' },
  ]);

  const [currentSong, setCurrentSong] = useState<Song | null>(null);
  const [isPlaying, setIsPlaying] = useState(false);

  const playSong = (song: Song) => {
    setCurrentSong(song);
    setIsPlaying(true);
  };

  const toggleFavorite = (id: string) => {
    setSongs(songs.map(song => 
      song.id === id 
        ? { ...song, isFavorite: !song.isFavorite } 
        : song
    ));
  };

  const togglePlayPause = () => {
    setIsPlaying(!isPlaying);
  };

  const nextSong = () => {
    if (!currentSong) return;
    
    const currentIndex = songs.findIndex(song => song.id === currentSong.id);
    const nextIndex = (currentIndex + 1) % songs.length;
    setCurrentSong(songs[nextIndex]);
  };

  const previousSong = () => {
    if (!currentSong) return;
    
    const currentIndex = songs.findIndex(song => song.id === currentSong.id);
    const prevIndex = (currentIndex - 1 + songs.length) % songs.length;
    setCurrentSong(songs[prevIndex]);
  };

  const markMessageAsRead = (id: string) => {
    setMessages(messages.map(message => 
      message.id === id 
        ? { ...message, isRead: true } 
        : message
    ));
  };

  const sendSongToUser = (userName: string) => {
    Alert.alert('发送歌曲', `向 ${userName} 发送了一首歌曲`);
  };

  return (
    <SafeAreaView style={styles.container}>
      {/* 头部 */}
      <View style={styles.header}>
        <Text style={styles.title}>音乐私享</Text>
        <View style={styles.headerActions}>
          <TouchableOpacity style={styles.messageButton}>
            <Text style={styles.messageIcon}>{ICONS.message}</Text>
          </TouchableOpacity>
          <TouchableOpacity style={styles.userButton}>
            <Text style={styles.userIcon}>{ICONS.user}</Text>
          </TouchableOpacity>
        </View>
      </View>

      <ScrollView style={styles.content}>
        {/* 音乐播放器 */}
        <MusicPlayer 
          currentSong={currentSong}
          isPlaying={isPlaying}
          onPlayPause={togglePlayPause}
          onNext={nextSong}
          onPrevious={previousSong}
        />

        {/* 快速操作 */}
        <View style={styles.quickActions}>
          <TouchableOpacity style={styles.quickAction}>
            <Text style={styles.quickActionIcon}>{ICONS.heart}</Text>
            <Text style={styles.quickActionText}>我喜欢</Text>
          </TouchableOpacity>
          <TouchableOpacity style={styles.quickAction}>
            <Text style={styles.quickActionIcon}>{ICONS.list}</Text>
            <Text style={styles.quickActionText}>播放列表</Text>
          </TouchableOpacity>
          <TouchableOpacity style={styles.quickAction}>
            <Text style={styles.quickActionIcon}>{ICONS.share}</Text>
            <Text style={styles.quickActionText}>分享</Text>
          </TouchableOpacity>
          <TouchableOpacity style={styles.quickAction}>
            <Text style={styles.quickActionIcon}>{ICONS.music}</Text>
            <Text style={styles.quickActionText}>随机播放</Text>
          </TouchableOpacity>
        </View>

        {/* 推荐播放列表 */}
        <Text style={styles.sectionTitle}>推荐歌单</Text>
        <ScrollView horizontal showsHorizontalScrollIndicator={false} style={styles.playlistsContainer}>
          <View style={styles.playlistsList}>
            {playlists.map(playlist => (
              <PlaylistCard key={playlist.id} playlist={playlist} />
            ))}
          </View>
        </ScrollView>

        {/* 私信标题 */}
        <View style={styles.sectionHeader}>
          <Text style={styles.sectionTitle}>私信送歌</Text>
          <Text style={styles.messageCount}>({messages.filter(m => !m.isRead).length} 条新消息)</Text>
        </View>

        {/* 私信列表 */}
        <FlatList
          data={messages}
          keyExtractor={item => item.id}
          renderItem={({ item }) => (
            <MessageCard
              message={item}
              onSendSong={sendSongToUser}
              onMarkAsRead={markMessageAsRead}
            />
          )}
          showsVerticalScrollIndicator={false}
        />

        {/* 热门歌曲标题 */}
        <View style={styles.sectionHeader}>
          <Text style={styles.sectionTitle}>热门歌曲</Text>
          <Text style={styles.songCount}>({songs.length} 首歌曲)</Text>
        </View>

        {/* 歌曲列表 */}
        <FlatList
          data={songs}
          keyExtractor={item => item.id}
          renderItem={({ item }) => (
            <SongCard
              song={item}
              onPlay={playSong}
              onToggleFavorite={toggleFavorite}
            />
          )}
          showsVerticalScrollIndicator={false}
        />

        {/* 功能介绍 */}
        <View style={styles.featureCard}>
          <Text style={styles.featureTitle}>私信送歌功能</Text>
          <Text style={styles.featureDescription}>
            • 通过私信接收好友的音乐请求
          </Text>
          <Text style={styles.featureDescription}>
            • 一键发送喜爱的歌曲给好友
          </Text>
          <Text style={styles.featureDescription}>
            • 创建个性化歌单分享给他人
          </Text>
          <Text style={styles.featureDescription}>
            • 收藏好友推荐的精彩音乐
          </Text>
        </View>
      </ScrollView>

      {/* 底部导航 */}
      <View style={styles.bottomNav}>
        <TouchableOpacity style={styles.navItem}>
          <Text style={styles.navIcon}>{ICONS.music}</Text>
          <Text style={styles.navText}>音乐</Text>
        </TouchableOpacity>
        <TouchableOpacity style={styles.navItem}>
          <Text style={styles.navIcon}>{ICONS.list}</Text>
          <Text style={styles.navText}>歌单</Text>
        </TouchableOpacity>
        <TouchableOpacity style={[styles.navItem, styles.activeNavItem]}>
          <Text style={styles.navIcon}>{ICONS.message}</Text>
          <Text style={styles.navText}>私信</Text>
        </TouchableOpacity>
        <TouchableOpacity style={styles.navItem}>
          <Text style={styles.navIcon}>{ICONS.user}</Text>
          <Text style={styles.navText}>我的</Text>
        </TouchableOpacity>
      </View>
    </SafeAreaView>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    backgroundColor: '#f8fafc',
  },
  header: {
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'space-between',
    padding: 20,
    backgroundColor: '#ffffff',
    borderBottomWidth: 1,
    borderBottomColor: '#e2e8f0',
  },
  title: {
    fontSize: 20,
    fontWeight: 'bold',
    color: '#1e293b',
  },
  headerActions: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  messageButton: {
    width: 36,
    height: 36,
    borderRadius: 18,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
    marginRight: 12,
  },
  messageIcon: {
    fontSize: 18,
    color: '#64748b',
  },
  userButton: {
    width: 36,
    height: 36,
    borderRadius: 18,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
  },
  userIcon: {
    fontSize: 18,
    color: '#64748b',
  },
  content: {
    flex: 1,
    padding: 16,
  },
  playerContainer: {
    backgroundColor: '#ffffff',
    borderRadius: 16,
    padding: 16,
    marginBottom: 16,
    elevation: 2,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 2 },
    shadowOpacity: 0.1,
    shadowRadius: 4,
  },
  albumArtPlaceholder: {
    width: 120,
    height: 120,
    borderRadius: 12,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
    alignSelf: 'center',
    marginBottom: 16,
  },
  albumArtText: {
    fontSize: 40,
  },
  placeholderText: {
    fontSize: 14,
    color: '#64748b',
    textAlign: 'center',
  },
  albumArt: {
    width: 120,
    height: 120,
    borderRadius: 12,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
    alignSelf: 'center',
    marginBottom: 16,
  },
  songInfo: {
    alignItems: 'center',
    marginBottom: 16,
  },
  songTitle: {
    fontSize: 18,
    fontWeight: 'bold',
    color: '#1e293b',
    marginBottom: 4,
  },
  songArtist: {
    fontSize: 14,
    color: '#64748b',
    marginBottom: 2,
  },
  songAlbum: {
    fontSize: 12,
    color: '#94a3b8',
  },
  playerControls: {
    flexDirection: 'row',
    justifyContent: 'center',
    alignItems: 'center',
  },
  controlButton: {
    fontSize: 24,
    marginHorizontal: 20,
    color: '#64748b',
  },
  playButton: {
    width: 60,
    height: 60,
    borderRadius: 30,
    backgroundColor: '#3b82f6',
    alignItems: 'center',
    justifyContent: 'center',
  },
  playButtonText: {
    fontSize: 24,
    color: '#ffffff',
  },
  quickActions: {
    flexDirection: 'row',
    justifyContent: 'space-between',
    marginBottom: 16,
  },
  quickAction: {
    backgroundColor: '#ffffff',
    borderRadius: 12,
    padding: 16,
    alignItems: 'center',
    flex: 1,
    marginHorizontal: 4,
    elevation: 1,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 1 },
    shadowOpacity: 0.1,
    shadowRadius: 2,
  },
  quickActionIcon: {
    fontSize: 24,
    color: '#3b82f6',
    marginBottom: 8,
  },
  quickActionText: {
    fontSize: 12,
    color: '#1e293b',
  },
  playlistsContainer: {
    marginBottom: 16,
  },
  playlistsList: {
    flexDirection: 'row',
  },
  playlistCard: {
    backgroundColor: '#ffffff',
    borderRadius: 12,
    padding: 12,
    marginRight: 12,
    width: 140,
    elevation: 1,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 1 },
    shadowOpacity: 0.1,
    shadowRadius: 2,
  },
  playlistCover: {
    width: 80,
    height: 80,
    borderRadius: 8,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
    alignSelf: 'center',
    marginBottom: 8,
  },
  playlistCoverText: {
    fontSize: 24,
  },
  playlistInfo: {
    alignItems: 'center',
  },
  playlistName: {
    fontSize: 14,
    fontWeight: '500',
    color: '#1e293b',
    marginBottom: 4,
  },
  playlistSongs: {
    fontSize: 12,
    color: '#64748b',
  },
  sectionTitle: {
    fontSize: 18,
    fontWeight: 'bold',
    color: '#1e293b',
    marginVertical: 12,
  },
  sectionHeader: {
    flexDirection: 'row',
    justifyContent: 'space-between',
    alignItems: 'center',
  },
  messageCount: {
    fontSize: 14,
    color: '#64748b',
  },
  songCount: {
    fontSize: 14,
    color: '#64748b',
  },
  messageCard: {
    backgroundColor: '#ffffff',
    borderRadius: 12,
    padding: 16,
    marginBottom: 12,
    elevation: 1,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 1 },
    shadowOpacity: 0.1,
    shadowRadius: 2,
  },
  unreadMessage: {
    borderLeftWidth: 4,
    borderLeftColor: '#3b82f6',
  },
  messageHeader: {
    flexDirection: 'row',
    justifyContent: 'space-between',
    alignItems: 'center',
    marginBottom: 8,
  },
  senderInfo: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  senderAvatar: {
    width: 32,
    height: 32,
    borderRadius: 16,
    backgroundColor: '#dbeafe',
    alignItems: 'center',
    justifyContent: 'center',
    marginRight: 12,
  },
  senderName: {
    fontSize: 14,
    fontWeight: 'bold',
    color: '#1e293b',
  },
  timestamp: {
    fontSize: 12,
    color: '#94a3b8',
  },
  markAsReadButton: {
    fontSize: 12,
    color: '#64748b',
    backgroundColor: '#f1f5f9',
    paddingHorizontal: 8,
    paddingVertical: 4,
    borderRadius: 12,
  },
  messageContent: {
    fontSize: 14,
    color: '#334155',
    lineHeight: 20,
    marginBottom: 12,
  },
  songRequestContainer: {
    backgroundColor: '#f0f9ff',
    borderRadius: 8,
    padding: 12,
    flexDirection: 'row',
    justifyContent: 'space-between',
    alignItems: 'center',
  },
  songRequestText: {
    fontSize: 14,
    color: '#0369a1',
    flex: 1,
  },
  sendSongButton: {
    backgroundColor: '#3b82f6',
    paddingHorizontal: 12,
    paddingVertical: 6,
    borderRadius: 6,
  },
  sendSongButtonText: {
    color: '#ffffff',
    fontSize: 12,
    fontWeight: '500',
  },
  songCard: {
    backgroundColor: '#ffffff',
    borderRadius: 12,
    flexDirection: 'row',
    padding: 12,
    marginBottom: 12,
    elevation: 1,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 1 },
    shadowOpacity: 0.1,
    shadowRadius: 2,
  },
  songCover: {
    width: 50,
    height: 50,
    borderRadius: 8,
    backgroundColor: '#f1f5f9',
    alignItems: 'center',
    justifyContent: 'center',
    marginRight: 12,
  },
  songCoverText: {
    fontSize: 20,
  },
  songDetails: {
    flex: 1,
    justifyContent: 'center',
  },
  songTitle: {
    fontSize: 14,
    fontWeight: '500',
    color: '#1e293b',
    marginBottom: 4,
  },
  songArtist: {
    fontSize: 12,
    color: '#64748b',
    marginBottom: 2,
  },
  songDuration: {
    fontSize: 10,
    color: '#94a3b8',
  },
  songActions: {
    justifyContent: 'space-between',
    alignItems: 'flex-end',
  },
  playsText: {
    fontSize: 10,
    color: '#94a3b8',
    marginBottom: 4,
  },
  favoriteIcon: {
    fontSize: 18,
    color: '#94a3b8',
  },
  favoriteIconActive: {
    color: '#ef4444',
  },
  featureCard: {
    backgroundColor: '#ffffff',
    borderRadius: 12,
    padding: 16,
    marginTop: 16,
    elevation: 1,
    shadowColor: '#000',
    shadowOffset: { width: 0, height: 1 },
    shadowOpacity: 0.1,
    shadowRadius: 2,
  },
  featureTitle: {
    fontSize: 16,
    fontWeight: 'bold',
    color: '#1e293b',
    marginBottom: 8,
  },
  featureDescription: {
    fontSize: 12,
    color: '#64748b',
    lineHeight: 18,
    marginBottom: 4,
  },
  bottomNav: {
    flexDirection: 'row',
    justifyContent: 'space-around',
    backgroundColor: '#ffffff',
    borderTopWidth: 1,
    borderTopColor: '#e2e8f0',
    paddingVertical: 12,
  },
  navItem: {
    alignItems: 'center',
    flex: 1,
  },
  activeNavItem: {
    paddingBottom: 2,
    borderBottomWidth: 2,
    borderBottomColor: '#3b82f6',
  },
  navIcon: {
    fontSize: 20,
    color: '#94a3b8',
    marginBottom: 4,
  },
  activeNavIcon: {
    color: '#3b82f6',
  },
  navText: {
    fontSize: 12,
    color: '#94a3b8',
  },
  activeNavText: {
    color: '#3b82f6',
    fontWeight: '500',
  },
});

export default MusicApp;

---

打包

接下来通过打包命令npn run harmony将reactNative的代码打包成为bundle，这样可以进行在开源鸿蒙OpenHarmony中进行使用。

打包之后再将打包后的鸿蒙OpenHarmony文件拷贝到鸿蒙的DevEco-Studio工程目录去：

最后运行效果图如下显示：

欢迎大家加入[开源鸿蒙跨平台

开发者社区](https://openharmonycrossplatform.csdn.net)，一起共建开源鸿蒙跨平台生态。