src/modules/monitoring/entities/system-alert.entity.ts

import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  ManyToOne,
  JoinColumn,
} from 'typeorm';
import { User } from '../../auth/entities/user.entity';

@Entity('system_alerts')
export class SystemAlert {
  @PrimaryGeneratedColumn({ type: 'bigint', unsigned: true })
  id: number;

  @Column({ type: 'varchar', length: 200 })
  name: string;

  @Column({ type: 'text', nullable: true })
  description: string;

  @Column({ name: 'condition_type', type: 'varchar', length: 100 })
  conditionType: string;

  @Column({ type: 'float' })
  threshold: number;

  @Column({ name: 'is_active', type: 'tinyint', default: 1 })
  isActive: boolean;

  @CreateDateColumn({ name: 'created_at' })
  createdAt: Date;

  @Column({ name: 'updated_by', type: 'bigint', unsigned: true, nullable: true })
  updatedBy: number;

  @ManyToOne(() => User)
  @JoinColumn({ name: 'updated_by' })
  updater: User;
}