Files
dmenu-api/src/modules/pager/pager.service.ts
T
2025-12-09 23:40:44 +03:30

80 lines
2.6 KiB
TypeScript

import { BadRequestException, Injectable, NotFoundException } from '@nestjs/common';
import { CreatePagerDto } from './dto/create-pager.dto';
import { User } from '../users/entities/user.entity';
import { EntityManager } from '@mikro-orm/postgresql';
import { Restaurant } from '../restaurants/entities/restaurant.entity';
import { Pager } from './entities/pager.entity';
import { PagerStatus } from './interface/pager';
import { ulid } from 'ulid';
import { Admin } from '../admin/entities/admin.entity';
@Injectable()
export class PagerService {
constructor(private readonly em: EntityManager) {}
async create(createPagerDto: CreatePagerDto, params: { restId?: string; userId?: string; slug: string }) {
const { restId, userId, slug } = params;
let restaurant: Restaurant | null = null;
let user: User | null = null;
if (!restId && !userId && !slug) {
throw new BadRequestException('Invalid parameters');
}
if (restId) {
restaurant = await this.em.findOne(Restaurant, { id: restId });
if (!restaurant) {
throw new NotFoundException('Restaurant not found');
}
}
if (userId) {
user = await this.em.findOne(User, { id: userId });
if (!user) {
throw new NotFoundException('User not found');
}
}
if (!restaurant && slug) {
restaurant = await this.em.findOne(Restaurant, { slug });
if (!restaurant) {
throw new NotFoundException('Restaurant not found');
}
}
const pager = this.em.create(Pager, {
...createPagerDto,
restaurant: restaurant!,
user,
cookieId: ulid().toString(),
status: PagerStatus.Pending,
});
await this.em.persistAndFlush(pager);
return pager;
}
async findAll(cookieId: string) {
const pagers = await this.em.find(Pager, { cookieId }, { populate: ['user'] });
return pagers;
}
async findAllByRestaurantId(restId: string) {
const pagers = await this.em.find(Pager, { restaurant: { id: restId } }, { populate: ['user'] });
return pagers;
}
async updateStatus(pagerId: string, restId: string, staffId: string, status: PagerStatus) {
const pager = await this.em.findOne(Pager, { id: pagerId, restaurant: { id: restId } });
if (!pager) {
throw new NotFoundException('Pager not found *');
}
const staff = await this.em.findOne(Admin, { id: staffId });
if (!staff) {
throw new NotFoundException('Staff not found');
}
pager.status = status;
if (status === PagerStatus.Acknowledged) {
pager.staff = staff;
}
await this.em.persistAndFlush(pager);
return pager;
}
}