pet-api/src/entities/pet-info.entity.ts

import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  UpdateDateColumn,
  OneToOne,
  JoinColumn
} from 'typeorm'
import { QrCode } from './qr-code.entity'

@Entity()
export class PetInfo {
  @PrimaryGeneratedColumn()
  id: number

  @Column({ unique: true })
  qrCodeId: number

  @Column({ nullable: true, length: 500 })
  photoUrl: string

  @Column({ length: 100 })
  name: string

  @Column({ length: 100 })
  contactName: string

  @Column({ length: 20 })
  contactPhone: string

  @Column({ length: 100, nullable: true })
  contactEmail: string

  @CreateDateColumn()
  createdAt: Date

  @UpdateDateColumn()
  updatedAt: Date

  @OneToOne(() => QrCode, qrCode => qrCode.petInfo)
  @JoinColumn({ name: 'qrCodeId' })
  qrCode: QrCode
}