import { BaseEntity } from '@edr/api-common';
import { Column, Entity, Index } from 'typeorm';

export const RESCHEDULE_TRIGGERS = [
  'GOVERNMENT_PREEMPT',
  'TRAIN_MAINTENANCE',
  'MANUAL',
  'CAPACITY_REBALANCE',
] as const;

export type RescheduleTrigger = (typeof RESCHEDULE_TRIGGERS)[number];

@Entity({ schema: 'freight', name: 'scheduling_events' })
@Index(['trainScheduleId'])
export class SchedulingEvent extends BaseEntity {
  @Column({ name: 'train_schedule_id', type: 'uuid' })
  trainScheduleId!: string;

  @Column({ name: 'trigger', type: 'varchar', length: 40 })
  trigger!: RescheduleTrigger;

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

  @Column({ name: 'reason', type: 'text', nullable: true })
  reason?: string | null;

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

  @Column({ name: 'displaced_booking_ids', type: 'jsonb', default: '[]' })
  displacedBookingIds!: string[];
}