import { Column, Entity, Index, PrimaryGeneratedColumn } from 'typeorm';
import { TimestampedEntity } from './timestamped.entity';

export enum InspectionVisitStatus {
  DRAFT = 'DRAFT',
  PLANNED = 'PLANNED',
  IN_PROGRESS = 'IN_PROGRESS',
  CLOSED = 'CLOSED',
  CANCELLED = 'CANCELLED',
}

@Entity({ name: 'inspection_visits' })
@Index('uq_inspection_visits_code', ['code'], { unique: true })
@Index('idx_inspection_visits_status', ['status'])
@Index('idx_inspection_visits_scope_asset_id', ['scopeAssetId'])
@Index('idx_inspection_visits_lead_inspector_user_id', ['leadInspectorUserId'])
@Index('idx_inspection_visits_planned_start_at', ['plannedStartAt'])
@Index('idx_inspection_visits_operational_context', ['operationalAreaId', 'operatorCompanyId'])
export class InspectionVisit extends TimestampedEntity {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Column({ type: 'varchar', length: 80 })
  code!: string;

  @Column({ type: 'text', nullable: true })
  objective!: string | null;

  @Column({ type: 'varchar', length: 24, default: InspectionVisitStatus.DRAFT })
  status!: InspectionVisitStatus;

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

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

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

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

  @Column({ name: 'planned_start_at', type: 'timestamptz', nullable: true })
  plannedStartAt!: Date | null;

  @Column({ name: 'actual_started_at', type: 'timestamptz', nullable: true })
  actualStartedAt!: Date | null;

  @Column({ name: 'actual_closed_at', type: 'timestamptz', nullable: true })
  actualClosedAt!: Date | null;

  @Column({ type: 'text', nullable: true })
  instructions!: string | null;

  @Column({ name: 'cancellation_reason', type: 'text', nullable: true })
  cancellationReason!: string | null;

  @Column({ name: 'checklist_generation', type: 'integer', default: 0 })
  checklistGeneration!: number;

  @Column({ name: 'checklist_generated_at', type: 'timestamptz', nullable: true })
  checklistGeneratedAt!: Date | null;

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

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