backend/src/entities/order-item.entity.ts

import {
  BaseEntity,
  Column,
  Entity,
  JoinColumn,
  ManyToOne,
  PrimaryGeneratedColumn,
  Relation,
} from 'typeorm';
import { BranchMenuEntity } from './branch-menu.entity.js';
import { OrderEntity } from './order.entity.js';

@Entity('order_items')
export class OrderItemEntity extends BaseEntity {
  @PrimaryGeneratedColumn()
  id: number;

  @Column()
  order_id: number;

  @ManyToOne(() => OrderEntity, (a) => a.order_items)
  @JoinColumn({ name: 'order_id' })
  order: Relation<OrderEntity>;

  @Column()
  branch_menu_id: string;

  @ManyToOne(() => BranchMenuEntity)
  @JoinColumn({ name: 'branch_menu_id' })
  branch_menu: Relation<BranchMenuEntity>;

  @Column()
  quantity: number;

  @Column()
  price: number;
}