zod-backend/src/common/modules/notification/entities/notification.entity.ts

import {
  Column,
  CreateDateColumn,
  Entity,
  JoinColumn,
  ManyToOne,
  PrimaryGeneratedColumn,
  UpdateDateColumn,
} from 'typeorm';
import { User } from '~/user/entities';
import { NotificationChannel, NotificationScope, NotificationStatus } from '../enums';

@Entity('notifications')
export class Notification {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Column('varchar', { name: 'title' })
  title!: string;

  @Column('varchar', { name: 'message' })
  message!: string;

  @Column('varchar', { name: 'recipient', nullable: true })
  recipient?: string | null;

  @Column('varchar', { name: 'scope' })
  scope!: NotificationScope;

  @Column('varchar', { name: 'status', nullable: true })
  status!: NotificationStatus | null;

  @Column('varchar', { name: 'channel' })
  channel!: NotificationChannel;

  @Column('uuid', { name: 'user_id', nullable: true })
  userId!: string;

  @Column('jsonb', { name: 'data', nullable: true })
  data?: Record<string, any>;

  @ManyToOne(() => User, (user) => user.notifications, { onDelete: 'CASCADE', nullable: true })
  @JoinColumn({ name: 'user_id' })
  user!: User;

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

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