FRE-4495: Set up notification infrastructure (email, push, SMS)
- Created shared-notifications package with multi-channel support
- Implemented EmailService with Resend integration
- Implemented PushService with FCM/APNs support
- Implemented SMSService with Twilio integration
- Added NotificationService to orchestrate all channels
- Created notification types, configuration, and routes
- Added rate limiting and delivery tracking support
- Configured notification preferences management
Files:
- packages/shared-notifications/src/{types,config,services}/*.ts
- packages/shared-notifications/package.json
- apps/api/src/routes/notifications.routes.ts
- apps/api/package.json (updated dependencies)
This commit is contained in:
257
packages/shared-notifications/src/services/push.service.ts
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257
packages/shared-notifications/src/services/push.service.ts
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import admin from 'firebase-admin';
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import * as path from 'path';
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import {
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PushNotification,
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NotificationStatus,
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NotificationPriority,
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NotificationRecipient,
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NotificationChannel,
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} from '../types/notification.types';
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import { FCMConfig, APNsConfig } from '../config/notification.config';
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export class PushService {
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private fcm?: admin.app.App;
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private apnsConfig?: APNsConfig;
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constructor(fcmConfig?: FCMConfig, apnsConfig?: APNsConfig) {
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if (fcmConfig) {
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if (!admin.apps.length && fcmConfig.keyPath) {
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this.fcm = admin.initializeApp({
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credential: admin.credential.cert({
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projectId: fcmConfig.projectId,
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privateKey: fcmConfig.privateKey.replace(/\\n/g, '\n'),
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clientEmail: fcmConfig.clientEmail,
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}),
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storageBucket: `${fcmConfig.projectId}.appspot.com`,
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});
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} else if (!admin.apps.length) {
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this.fcm = admin.initializeApp({
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credential: admin.credential.cert({
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projectId: fcmConfig.projectId,
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privateKey: fcmConfig.privateKey.replace(/\\n/g, '\n'),
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clientEmail: fcmConfig.clientEmail,
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}),
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});
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}
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}
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this.apnsConfig = apnsConfig;
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}
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/**
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* Send push notification to FCM device
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*/
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async sendFCMPush(
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recipient: NotificationRecipient,
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title: string,
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body: string,
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data?: Record<string, unknown>,
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badge?: number,
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sound?: string
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): Promise<PushNotification> {
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const notification: PushNotification = {
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id: `push_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
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userId: recipient.userId,
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channel: NotificationChannel.PUSH,
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templateId: 'custom',
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priority: NotificationPriority.NORMAL,
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status: NotificationStatus.PENDING,
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title,
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body,
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data,
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badge,
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sound,
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fcmToken: recipient.fcmToken,
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createdAt: new Date(),
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};
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if (!this.fcm || !recipient.fcmToken) {
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notification.status = NotificationStatus.FAILED;
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notification.failedAt = new Date();
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notification.errorMessage = !this.fcm ? 'FCM not configured' : 'Missing FCM token';
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return notification;
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}
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try {
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const message: admin.messaging.Message = {
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token: recipient.fcmToken,
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notification: {
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title,
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body,
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},
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data: data
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? Object.fromEntries(
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Object.entries(data).map(([key, value]) => [key, String(value)])
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)
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: undefined,
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apns: {
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payload: {
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aps: {
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badge,
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sound: sound || 'default',
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},
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},
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},
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android: {
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priority: 'high',
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notification: {
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title,
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body,
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clickAction: 'FLUTTER_NOTIFICATION_CLICK',
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},
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},
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};
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const response = await this.fcm.messaging().send(message);
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notification.status = NotificationStatus.SENT;
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notification.sentAt = new Date();
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return notification;
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} catch (error) {
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notification.status = NotificationStatus.FAILED;
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notification.failedAt = new Date();
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notification.errorMessage = error instanceof Error ? error.message : 'Unknown error';
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return notification;
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}
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}
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/**
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* Send push notification using APNs
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*/
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async sendAPNSPush(
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recipient: NotificationRecipient,
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title: string,
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body: string,
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data?: Record<string, unknown>,
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badge?: number
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): Promise<PushNotification> {
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const notification: PushNotification = {
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id: `push_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
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userId: recipient.userId,
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channel: NotificationChannel.PUSH,
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templateId: 'custom',
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priority: NotificationPriority.NORMAL,
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status: NotificationStatus.PENDING,
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title,
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body,
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data,
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badge,
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apnsToken: recipient.apnsToken,
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createdAt: new Date(),
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};
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if (!this.apnsConfig || !recipient.apnsToken) {
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notification.status = NotificationStatus.FAILED;
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notification.failedAt = new Date();
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notification.errorMessage = !this.apnsConfig ? 'APNs not configured' : 'Missing APNs token';
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return notification;
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}
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// APNs implementation would go here
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// For now, we'll use FCM for iOS as well (FCM supports APNs)
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if (this.fcm && recipient.apnsToken) {
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const message: admin.messaging.Message = {
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token: recipient.apnsToken,
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notification: {
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title,
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body,
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},
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data: data
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? Object.fromEntries(
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Object.entries(data).map(([key, value]) => [key, String(value)])
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)
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: undefined,
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apns: {
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payload: {
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aps: {
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badge,
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sound: 'default',
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contentAvailable: true,
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},
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},
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},
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};
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try {
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await this.fcm.messaging().send(message);
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notification.status = NotificationStatus.SENT;
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notification.sentAt = new Date();
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} catch (error) {
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notification.status = NotificationStatus.FAILED;
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notification.failedAt = new Date();
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notification.errorMessage = error instanceof Error ? error.message : 'Unknown error';
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}
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}
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return notification;
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}
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/**
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* Send push notification (auto-detect platform)
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*/
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async sendPush(
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recipient: NotificationRecipient,
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title: string,
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body: string,
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data?: Record<string, unknown>,
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badge?: number,
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sound?: string
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): Promise<PushNotification> {
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// Prefer APNs for iOS tokens, FCM for Android
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if (recipient.apnsToken) {
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return this.sendAPNSPush(recipient, title, body, data, badge);
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} else if (recipient.fcmToken) {
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return this.sendFCMPush(recipient, title, body, data, badge, sound);
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} else {
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return {
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id: `push_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
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userId: recipient.userId,
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channel: NotificationChannel.PUSH,
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templateId: 'custom',
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priority: NotificationPriority.NORMAL,
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status: NotificationStatus.FAILED,
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title,
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body,
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data,
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badge,
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sound,
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createdAt: new Date(),
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failedAt: new Date(),
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errorMessage: 'No push token available',
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};
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}
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}
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/**
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* Send broadcast push to multiple devices
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*/
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async sendBroadcastPush(
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recipients: Array<NotificationRecipient>,
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title: string,
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body: string,
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data?: Record<string, unknown>
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): Promise<PushNotification[]> {
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const promises = recipients.map((recipient) =>
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this.sendPush(recipient, title, body, data)
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);
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return Promise.all(promises);
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}
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/**
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* Check if FCM is properly configured
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*/
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isFCMConfigured(): boolean {
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return !!this.fcm;
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}
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/**
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* Shutdown FCM app
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*/
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async shutdown(): Promise<void> {
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if (this.fcm) {
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await this.fcm.terminate();
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}
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}
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}
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