feat: 集成推送通知功能及相关组件
- 在项目中引入expo-notifications库，支持本地推送通知功能 - 实现通知权限管理，用户可选择开启或关闭通知 - 新增通知发送、定时通知和重复通知功能 - 更新个人页面，集成通知开关和权限请求逻辑 - 编写推送通知功能实现文档，详细描述功能和使用方法 - 优化心情日历页面，确保数据实时刷新
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352
services/notifications.ts
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352
services/notifications.ts
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import * as Notifications from 'expo-notifications';
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import { Platform } from 'react-native';
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// 配置通知处理方式
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Notifications.setNotificationHandler({
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handleNotification: async () => ({
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shouldShowAlert: true,
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shouldPlaySound: true,
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shouldSetBadge: true,
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shouldShowBanner: true,
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shouldShowList: true,
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}),
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});
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export interface NotificationData {
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title: string;
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body: string;
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data?: Record<string, any>;
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sound?: boolean;
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priority?: 'default' | 'normal' | 'high';
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vibrate?: number[];
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}
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export class NotificationService {
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private static instance: NotificationService;
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private isInitialized = false;
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private constructor() {}
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public static getInstance(): NotificationService {
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if (!NotificationService.instance) {
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NotificationService.instance = new NotificationService();
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}
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return NotificationService.instance;
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}
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/**
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* 初始化推送通知服务
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*/
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async initialize(): Promise<void> {
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if (this.isInitialized) return;
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try {
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// 请求通知权限
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const { status: existingStatus } = await Notifications.getPermissionsAsync();
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let finalStatus = existingStatus;
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if (existingStatus !== 'granted') {
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const { status } = await Notifications.requestPermissionsAsync();
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finalStatus = status;
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}
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if (finalStatus !== 'granted') {
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console.warn('推送通知权限未授予');
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return;
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}
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// 获取推送令牌（用于远程推送，本地推送不需要）
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if (Platform.OS !== 'web') {
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const token = await Notifications.getExpoPushTokenAsync({
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projectId: 'your-project-id', // 需要替换为实际的Expo项目ID
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});
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console.log('推送令牌:', token.data);
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}
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// 设置通知监听器
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this.setupNotificationListeners();
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this.isInitialized = true;
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console.log('推送通知服务初始化成功');
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} catch (error) {
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console.error('推送通知服务初始化失败:', error);
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}
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}
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/**
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* 设置通知监听器
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*/
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private setupNotificationListeners(): void {
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// 监听通知接收
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Notifications.addNotificationReceivedListener((notification) => {
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console.log('收到通知:', notification);
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});
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// 监听通知点击
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Notifications.addNotificationResponseReceivedListener((response) => {
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console.log('用户点击了通知:', response);
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// 这里可以处理通知点击后的逻辑
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this.handleNotificationResponse(response);
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});
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}
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/**
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* 处理通知响应
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*/
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private handleNotificationResponse(response: Notifications.NotificationResponse): void {
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const { notification } = response;
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const data = notification.request.content.data;
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// 根据通知类型处理不同的逻辑
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if (data?.type === 'workout_reminder') {
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// 处理运动提醒
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console.log('用户点击了运动提醒通知');
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} else if (data?.type === 'goal_achievement') {
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// 处理目标达成通知
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console.log('用户点击了目标达成通知');
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} else if (data?.type === 'mood_checkin') {
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// 处理心情打卡提醒
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console.log('用户点击了心情打卡提醒');
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}
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}
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/**
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* 发送本地推送通知
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*/
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async scheduleLocalNotification(
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notification: NotificationData,
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trigger?: Notifications.NotificationTriggerInput
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): Promise<string> {
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try {
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const notificationId = await Notifications.scheduleNotificationAsync({
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content: {
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title: notification.title,
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body: notification.body,
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data: notification.data || {},
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sound: notification.sound ? 'default' : undefined,
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priority: notification.priority || 'default',
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vibrate: notification.vibrate,
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},
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trigger: trigger || null, // null表示立即发送
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});
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console.log('本地通知已安排，ID:', notificationId);
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return notificationId;
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} catch (error) {
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console.error('安排本地通知失败:', error);
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throw error;
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}
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}
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/**
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* 发送立即通知
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*/
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async sendImmediateNotification(notification: NotificationData): Promise<string> {
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return this.scheduleLocalNotification(notification);
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}
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/**
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* 安排定时通知
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*/
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async scheduleNotificationAtDate(
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notification: NotificationData,
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date: Date
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): Promise<string> {
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try {
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const notificationId = await Notifications.scheduleNotificationAsync({
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content: {
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title: notification.title,
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body: notification.body,
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data: notification.data || {},
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sound: notification.sound ? 'default' : undefined,
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priority: notification.priority || 'default',
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vibrate: notification.vibrate,
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},
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trigger: {
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date: date.getTime(),
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} as any,
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});
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console.log('定时通知已安排，ID:', notificationId);
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return notificationId;
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} catch (error) {
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console.error('安排定时通知失败:', error);
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throw error;
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}
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}
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/**
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* 安排重复通知（仅支持秒级别）
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*/
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async scheduleRepeatingNotification(
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notification: NotificationData,
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interval: {
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seconds?: number;
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minutes?: number;
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hours?: number;
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days?: number;
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weeks?: number;
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months?: number;
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years?: number;
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}
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): Promise<string> {
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try {
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// 计算总秒数
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const totalSeconds =
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(interval.seconds || 0) +
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(interval.minutes || 0) * 60 +
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(interval.hours || 0) * 3600 +
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(interval.days || 0) * 86400 +
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(interval.weeks || 0) * 604800 +
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(interval.months || 0) * 2592000 +
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(interval.years || 0) * 31536000;
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if (totalSeconds <= 0) {
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throw new Error('重复间隔必须大于0');
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}
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const notificationId = await Notifications.scheduleNotificationAsync({
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content: {
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title: notification.title,
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body: notification.body,
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data: notification.data || {},
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sound: notification.sound ? 'default' : undefined,
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priority: notification.priority || 'default',
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vibrate: notification.vibrate,
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},
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trigger: {
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seconds: totalSeconds,
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repeats: true,
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} as any,
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});
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console.log('重复通知已安排，ID:', notificationId);
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return notificationId;
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} catch (error) {
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console.error('安排重复通知失败:', error);
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throw error;
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}
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}
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/**
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* 取消特定通知
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*/
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async cancelNotification(notificationId: string): Promise<void> {
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try {
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await Notifications.cancelScheduledNotificationAsync(notificationId);
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console.log('通知已取消:', notificationId);
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} catch (error) {
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console.error('取消通知失败:', error);
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throw error;
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}
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}
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/**
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* 取消所有通知
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*/
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async cancelAllNotifications(): Promise<void> {
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try {
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await Notifications.cancelAllScheduledNotificationsAsync();
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console.log('所有通知已取消');
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} catch (error) {
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console.error('取消所有通知失败:', error);
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throw error;
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}
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}
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/**
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* 获取所有已安排的通知
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*/
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async getAllScheduledNotifications(): Promise<Notifications.NotificationRequest[]> {
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try {
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const notifications = await Notifications.getAllScheduledNotificationsAsync();
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return notifications;
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} catch (error) {
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console.error('获取已安排通知失败:', error);
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throw error;
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}
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}
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/**
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* 获取通知权限状态
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*/
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async getPermissionStatus(): Promise<Notifications.PermissionStatus> {
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try {
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const { status } = await Notifications.getPermissionsAsync();
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return status;
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} catch (error) {
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console.error('获取通知权限状态失败:', error);
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throw error;
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}
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}
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/**
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* 请求通知权限
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*/
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async requestPermission(): Promise<Notifications.PermissionStatus> {
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try {
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const { status } = await Notifications.requestPermissionsAsync();
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return status;
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} catch (error) {
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console.error('请求通知权限失败:', error);
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throw error;
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}
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}
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}
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// 导出单例实例
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export const notificationService = NotificationService.getInstance();
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// 预定义的推送通知类型
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export const NotificationTypes = {
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WORKOUT_REMINDER: 'workout_reminder',
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GOAL_ACHIEVEMENT: 'goal_achievement',
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MOOD_CHECKIN: 'mood_checkin',
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NUTRITION_REMINDER: 'nutrition_reminder',
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PROGRESS_UPDATE: 'progress_update',
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} as const;
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// 便捷方法
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export const sendWorkoutReminder = (title: string, body: string, date?: Date) => {
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const notification: NotificationData = {
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title,
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body,
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data: { type: NotificationTypes.WORKOUT_REMINDER },
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sound: true,
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priority: 'high',
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};
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if (date) {
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return notificationService.scheduleNotificationAtDate(notification, date);
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} else {
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return notificationService.sendImmediateNotification(notification);
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}
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};
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export const sendGoalAchievement = (title: string, body: string) => {
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const notification: NotificationData = {
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title,
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body,
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data: { type: NotificationTypes.GOAL_ACHIEVEMENT },
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sound: true,
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priority: 'high',
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};
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return notificationService.sendImmediateNotification(notification);
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};
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export const sendMoodCheckinReminder = (title: string, body: string, date?: Date) => {
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const notification: NotificationData = {
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title,
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body,
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data: { type: NotificationTypes.MOOD_CHECKIN },
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sound: true,
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priority: 'normal',
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};
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if (date) {
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return notificationService.scheduleNotificationAtDate(notification, date);
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} else {
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return notificationService.sendImmediateNotification(notification);
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}
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};
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