zod-backend/src/document/entities/document.entity.ts

import {
  Column,
  Entity,
  JoinColumn,
  ManyToOne,
  OneToMany,
  OneToOne,
  PrimaryGeneratedColumn,
  UpdateDateColumn,
} from 'typeorm';
import { Customer } from '~/customer/entities';
import { Theme } from '~/junior/entities';
import { User } from '~/user/entities';
import { DocumentType, UploadStatus } from '../enums';

@Entity('documents')
export class Document {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Column({ type: 'varchar', length: 255, default: UploadStatus.NOT_UPLOADED, name: 'upload_status' })
  uploadStatus!: UploadStatus;

  @Column({ type: 'varchar', length: 255 })
  name!: string;

  @Column({ type: 'varchar', length: 255 })
  extension!: string;

  @Column({ type: 'varchar', length: 255, name: 'document_type' })
  documentType!: DocumentType;

  @Column({ type: 'uuid', nullable: true, name: 'created_by_id' })
  createdById!: string;

  @OneToOne(() => User, (user) => user.profilePicture, { onDelete: 'SET NULL' })
  userPicture?: Customer;

  @OneToMany(() => Theme, (theme) => theme.avatar)
  themes?: Theme[];

  @ManyToOne(() => User, (user) => user.createdDocuments, { nullable: true, onDelete: 'SET NULL' })
  @JoinColumn({ name: 'created_by_id' })
  createdBy?: User;

  @UpdateDateColumn({ name: 'updated_at', type: 'timestamp with time zone', default: () => 'CURRENT_TIMESTAMP' })
  updatedAt!: Date;

  @Column({ name: 'created_at', type: 'timestamp with time zone', default: () => 'CURRENT_TIMESTAMP' })
  createdAt!: Date;

  // virtual field
  url?: string;
}