remove unused modules
This commit is contained in:
@@ -0,0 +1,282 @@
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import { Injectable, Logger, NotFoundException } from '@nestjs/common';
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import { EntityManager, FilterQuery } from '@mikro-orm/postgresql';
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import { Notification } from '../entities/notification.entity';
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import { NotificationPreferenceService } from './notification-preference.service';
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import { NotificationQueueService } from './notification-queue.service';
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import { NotificationsGateway } from '../notifications.gateway';
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import { NotifChannelEnum, NotifRequest, NotifTitleEnum } from '../interfaces/notification.interface';
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import { SmsLog } from '../entities/smsLogs.entity';
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import { SmsLogRepository } from '../repositories/sms-log.repository';
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import { PaginatedResult } from '../../../common/interfaces/pagination.interface';
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@Injectable()
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export class NotificationService {
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private readonly logger = new Logger(NotificationService.name);
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constructor(
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private readonly em: EntityManager,
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private readonly preferenceService: NotificationPreferenceService,
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private readonly queueService: NotificationQueueService,
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private readonly notificationGateway: NotificationsGateway,
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private readonly smsLogRepository: SmsLogRepository,
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) { }
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async sendNotification(params: NotifRequest): Promise<Notification[]> {
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const { recipients, message, metadata, restaurantId } = params;
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// create Database notifications
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const notifications = await this.createAdminBulkNotifications(
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recipients.map(recipient => ({
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restaurantId,
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title: message.title,
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content: message.content,
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adminId: 'adminId' in recipient ? recipient.adminId : null,
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userId: 'userId' in recipient ? recipient.userId : null,
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})),
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);
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// get admin prefrences
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const preference = await this.preferenceService.findByRestaurantAndType(restaurantId, message.title);
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if (preference?.channels?.length === 0) {
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this.logger.warn(`Notification type is NONE for restaurant ${restaurantId}, title ${message.title}`);
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return notifications;
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}
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// send in app notification
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if (preference?.channels?.includes(NotifChannelEnum.IN_APP)) {
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await this.queueService.addBulkInAppNotifications(
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notifications.map(notification => ({
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recipient: { adminId: notification.admin?.id || '', restaurantId },
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subject: message.title,
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body: message.content,
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notificationId: notification.id,
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})),
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);
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}
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// add sms notifications to queue
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if (preference?.channels?.includes(NotifChannelEnum.SMS)) {
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await this.queueService.addBulkSmsNotifications(
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recipients.map(recipient => ({
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recipient,
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templateId: message.sms.templateId,
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parameters: message.sms.parameters,
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restaurantId,
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})),
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);
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}
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this.logger.log(`Queued notification for restaurant ${restaurantId}, title ${message.title}`);
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return notifications;
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}
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async createAdminBulkNotifications(
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params: {
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restaurantId: string;
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title: NotifTitleEnum;
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content: string;
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adminId: string | null;
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userId: string | null;
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}[],
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): Promise<Notification[]> {
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const notifications = params.map(param => {
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return this.em.create(Notification, {
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restaurant: param.restaurantId,
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admin: param.adminId,
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user: param.userId && param.userId.trim() !== '' ? param.userId : null,
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title: param.title,
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content: param.content,
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});
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});
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await this.em.persistAndFlush(notifications);
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return notifications;
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}
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async findOne(id: string): Promise<Notification> {
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const notification = await this.em.findOne(Notification, { id }, { populate: ['restaurant', 'user'] });
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if (!notification) {
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throw new NotFoundException('Notification not found');
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}
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return notification;
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}
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async findByRestaurant(
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restaurantId: string,
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adminId: string,
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limit = 50,
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cursor?: string,
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status?: 'seen' | 'unseen',
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): Promise<{ data: Notification[]; nextCursor: string | null }> {
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const where: FilterQuery<Notification> = {
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restaurant: { id: restaurantId },
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admin: { id: adminId },
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};
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// Filter by status (seen/unseen)
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if (status === 'seen') {
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where.seenAt = { $ne: null };
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} else if (status === 'unseen') {
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where.seenAt = null;
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}
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// Cursor-based pagination: if cursor is provided, get items with id < cursor
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if (cursor) {
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where.id = { $lt: cursor };
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}
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const notifications = await this.em.find(Notification, where, {
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orderBy: { createdAt: 'DESC', id: 'DESC' },
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limit: limit + 1, // fetch one extra to determine next page
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populate: ['user'],
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});
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const hasNextPage = notifications.length > limit;
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const data = hasNextPage ? notifications.slice(0, limit) : notifications;
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const nextCursor = hasNextPage && data.length > 0 ? data[data.length - 1].id : null;
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return {
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data,
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nextCursor: nextCursor ?? null,
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};
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}
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async findByUserAndRestaurant(
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userId: string,
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restaurantId: string,
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limit = 50,
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cursor?: string,
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status?: 'seen' | 'unseen',
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): Promise<{ data: Notification[]; nextCursor: string | null }> {
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const where: FilterQuery<Notification> = {
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user: { id: userId },
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restaurant: { id: restaurantId },
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};
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// Filter by status (seen/unseen)
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if (status === 'seen') {
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where.seenAt = { $ne: null };
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} else if (status === 'unseen') {
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where.seenAt = null;
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}
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// Cursor-based pagination: if cursor is provided, get items with id < cursor (since ULIDs are time-ordered)
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if (cursor) {
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where.id = { $lt: cursor };
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}
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const notifications = await this.em.find(Notification, where, {
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orderBy: { createdAt: 'DESC', id: 'DESC' },
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limit: limit + 1, // Fetch one extra to determine if there's a next page
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});
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// Check if there's a next page
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const hasNextPage = notifications.length > limit;
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const data = hasNextPage ? notifications.slice(0, limit) : notifications;
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const nextCursor = hasNextPage && data.length > 0 ? data[data.length - 1].id : null;
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return {
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data,
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nextCursor: nextCursor ?? null,
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};
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}
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async readNotificationAdmin(id: string, adminId: string, restaurantId: string): Promise<void> {
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const notification = await this.em.findOne(Notification, {
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id,
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admin: { id: adminId },
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restaurant: { id: restaurantId },
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});
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if (!notification) {
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throw new NotFoundException('Notification not found');
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}
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notification.seenAt = new Date();
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await this.em.persistAndFlush(notification);
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}
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async readNotificationAsUser(id: string, userId: string, restaurantId: string): Promise<void> {
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const notification = await this.em.findOne(Notification, {
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id,
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user: { id: userId },
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restaurant: { id: restaurantId },
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});
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if (!notification) {
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throw new NotFoundException('Notification not found');
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}
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notification.seenAt = new Date();
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await this.em.persistAndFlush(notification);
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}
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async findByRestaurantAndType(restaurantId: string, title: NotifTitleEnum, limit = 50): Promise<Notification[]> {
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return this.em.find(
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Notification,
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{
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restaurant: { id: restaurantId },
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title,
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},
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{
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orderBy: { createdAt: 'DESC' },
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limit,
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populate: ['user'],
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},
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);
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}
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async findByAdminAndRestaurant(adminId: string, restaurantId: string, limit = 50): Promise<Notification[]> {
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return this.em.find(
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Notification,
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{ admin: { id: adminId }, restaurant: { id: restaurantId } },
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{
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orderBy: { createdAt: 'DESC' },
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limit,
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},
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);
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}
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async countUnseenByUserAndRestaurant(userId: string, restaurantId: string): Promise<number> {
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const where: FilterQuery<Notification> = {
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user: { id: userId },
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restaurant: { id: restaurantId },
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seenAt: null,
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};
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return this.em.count(Notification, where);
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}
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async countUnseenByRestaurant(adminId: string, restaurantId: string): Promise<number> {
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const where: FilterQuery<Notification> = {
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admin: { id: adminId },
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restaurant: { id: restaurantId },
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seenAt: null,
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};
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return this.em.count(Notification, where);
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}
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readAllNotifsAsUser(userId: string, restaurantId: string): Promise<number> {
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const where: FilterQuery<Notification> = {
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user: { id: userId },
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restaurant: { id: restaurantId },
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seenAt: null,
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};
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return this.em.nativeUpdate(Notification, where, { seenAt: new Date() });
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}
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readAllNotifsAsAdmin(adminId: string, restaurantId: string): Promise<number> {
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const where: FilterQuery<Notification> = {
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admin: { id: adminId },
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restaurant: { id: restaurantId },
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seenAt: null,
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};
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return this.em.nativeUpdate(Notification, where, { seenAt: new Date() });
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}
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async getSmsCountByRestaurant(
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page: number = 1,
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limit: number = 10,
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): Promise<PaginatedResult<{ restaurantId: string; restaurantName: string; smsCount: number }>> {
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return this.smsLogRepository.getSmsCountByRestaurant(page, limit);
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}
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async getSmsCountByRestaurantId(restaurantId: string): Promise<number> {
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return this.smsLogRepository.getSmsCountByRestaurantId(restaurantId);
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}
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}
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