import { Column, Entity, Index, PrimaryGeneratedColumn } from 'typeorm';

export enum InspectionFindingVersionEvent {
  CREATED = 'CREATED',
  UPDATED = 'UPDATED',
  FOLLOW_UP_UPDATED = 'FOLLOW_UP_UPDATED',
  VERIFICATION_RECORDED = 'VERIFICATION_RECORDED',
}

@Entity({ name: 'inspection_finding_versions' })
@Index('uq_inspection_finding_versions_number', ['findingId', 'versionNumber'], { unique: true })
@Index('idx_inspection_finding_versions_created_at', ['createdAt'])
export class InspectionFindingVersion {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Column({ name: 'finding_id', type: 'uuid' })
  findingId!: string;

  @Column({ name: 'version_number', type: 'integer' })
  versionNumber!: number;

  @Column({ type: 'varchar', length: 32 })
  event!: InspectionFindingVersionEvent;

  @Column({ type: 'jsonb' })
  snapshot!: Record<string, unknown>;

  @Column({ name: 'actor_user_id', type: 'uuid', nullable: true })
  actorUserId!: string | null;

  @Column({ name: 'actor_username', type: 'varchar', length: 80, nullable: true })
  actorUsername!: string | null;

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