import { Entity, PrimaryColumn, Column, CreateDateColumn, ManyToOne, JoinColumn } from 'typeorm';
import { User } from './User.entity';

@Entity('audit_logs')
export class AuditLog {
  @PrimaryColumn('char', { length: 36 })
  id!: string;

  @Column({ name: 'user_id', type: 'char', length: 36, nullable: true })
  userId!: string | null;

  @Column({ length: 64 })
  action!: string;

  @Column({ name: 'entity_type', length: 64 })
  entityType!: string;

  @Column({ name: 'entity_id', type: 'char', length: 36, nullable: true })
  entityId!: string | null;

  @Column({ type: 'json', nullable: true })
  metadata!: Record<string, unknown> | null;

  @Column({ name: 'ip_address', type: 'varchar', length: 45, nullable: true })
  ipAddress!: string | null;

  @CreateDateColumn({ name: 'created_at', type: 'datetime', precision: 3 })
  createdAt!: Date;

  @ManyToOne(() => User, { onDelete: 'SET NULL' })
  @JoinColumn({ name: 'user_id' })
  user!: User | null;
}