Files
negareh-api/src/modules/order/entities/order.entity.ts
T
2026-01-07 12:24:55 +03:30

131 lines
3.8 KiB
TypeScript

import {
Entity,
Index,
ManyToOne,
OneToMany,
Property,
Collection,
Cascade,
Enum,
BeforeCreate,
Unique,
type EventArgs,
} from '@mikro-orm/core';
import { BaseEntity } from '../../../common/entities/base.entity';
import { OrderCouponDetail, OrderStatus } from '../interface/order.interface';
import { User } from '../../user/entities/user.entity';
import { Restaurant } from '../../restaurants/entities/restaurant.entity';
import { PaymentMethod } from '../../payment/entities/payment-method.entity';
import { OrderItem } from './order-item.entity';
import { Delivery } from '../../delivery/entities/delivery.entity';
import { OrderUserAddress, OrderCarAddress } from '../interface/order.interface';
import { Payment } from 'src/modules/payment/entities/payment.entity';
@Entity({ tableName: 'orders' })
@Unique({ properties: ['restaurant', 'orderNumber'] })
@Index({ properties: ['restaurant', 'status'] })
@Index({ properties: ['user', 'status'] })
@Index({ properties: ['restaurant', 'orderNumber'] })
@Index({ properties: ['status'] })
export class Order extends BaseEntity {
@ManyToOne(() => User)
user!: User;
@ManyToOne(() => Restaurant)
restaurant!: Restaurant;
@ManyToOne(() => Delivery)
deliveryMethod!: Delivery;
@OneToMany(() => Payment, payment => payment.order, {
cascade: [Cascade.ALL],
orphanRemoval: true,
})
payments = new Collection<Payment>(this);
@OneToMany(() => OrderItem, item => item.order, {
cascade: [Cascade.ALL],
orphanRemoval: true,
})
items = new Collection<OrderItem>(this);
@Property({ type: 'json', nullable: true })
userAddress?: OrderUserAddress | null;
// for car delivery
@Property({ type: 'json', nullable: true })
carAddress?: OrderCarAddress | null;
@ManyToOne(() => PaymentMethod)
paymentMethod: PaymentMethod;
@Property({ type: 'int', nullable: true })
orderNumber?: number;
@Property({ type: 'decimal', precision: 10, scale: 0, default: 0 })
couponDiscount: number = 0;
@Property({ type: 'jsonb', nullable: true })
couponDetail?: OrderCouponDetail | null;
@Property({ type: 'decimal', precision: 10, scale: 0, default: 0 })
itemsDiscount: number = 0;
@Property({ type: 'decimal', precision: 10, scale: 0, default: 0 })
totalDiscount: number = 0;
@Property({ type: 'decimal', precision: 10, scale: 0 })
subTotal!: number;
@Property({ type: 'decimal', precision: 10, scale: 0, default: 0 })
tax: number = 0;
@Property({ type: 'decimal', precision: 10, scale: 0, default: 0 })
deliveryFee: number = 0;
@Property({ type: 'decimal', precision: 10, scale: 0 })
total!: number;
@Property({ type: 'int', default: 0 })
totalItems: number = 0;
@Property({ type: 'text', nullable: true })
description?: string;
@Property({ nullable: true })
tableNumber?: string;
@Enum(() => OrderStatus)
status!: OrderStatus;
@Property({ type: 'json', nullable: true })
history: Array<{ status: OrderStatus; changedAt: Date; desc: string | null }> = [];
@BeforeCreate()
async generateOrderNumber(args: EventArgs<Order>) {
const em = args.em;
const order = args.entity;
// Ensure restaurant is loaded
if (!order.restaurant) {
throw new Error('Restaurant must be set before creating order');
}
// Get the restaurant ID (handle both entity and ID cases)
const restaurantId = typeof order.restaurant === 'string' ? order.restaurant : order.restaurant.id;
// Query for max orderNumber for this restaurant
// Using findOne with orderBy to get the highest order number
const maxOrder = await em.findOne(
Order,
{ restaurant: restaurantId },
{
orderBy: { orderNumber: 'DESC' },
fields: ['orderNumber'],
},
);
// Set the next order number (1 if no orders exist, otherwise max + 1)
order.orderNumber = maxOrder?.orderNumber ? maxOrder.orderNumber + 1 : 1;
}
}