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

/**
 * Batch 5 — deterministic warehouse/yard allocation.
 * A booking's (freightType, tradeDirection, cargoType, containerStatus, inspection)
 * is matched against active rules in ascending `priority`; the first match wins and
 * resolves the target Yard (and optional Warehouse/Zone) by code.
 */
@Entity({ schema: 'freight', name: 'warehouse_allocation_rules' })
@Index(['priority'])
@Index(['isActive'])
export class WarehouseAllocationRule extends BaseEntity {
  @Column({ name: 'name', type: 'varchar', length: 160 })
  name!: string;

  @Column({ name: 'priority', type: 'int', default: 100 })
  priority!: number;

  // ── Match criteria (null = wildcard) ──────────────────────────────────────
  @Column({ name: 'freight_type', type: 'varchar', length: 16, nullable: true })
  freightType?: string | null; // CONTAINER | BULK

  @Column({ name: 'trade_direction', type: 'varchar', length: 16, nullable: true })
  tradeDirection?: string | null; // IMPORT | EXPORT | DOMESTIC | BOTH

  @Column({ name: 'cargo_type_code', type: 'varchar', length: 50, nullable: true })
  cargoTypeCode?: string | null;

  @Column({ name: 'container_status', type: 'varchar', length: 24, nullable: true })
  containerStatus?: string | null; // e.g. EMPTY | MAINTENANCE

  @Column({ name: 'requires_inspection', type: 'boolean', nullable: true })
  requiresInspection?: boolean | null;

  // ── Resolved target (by code) ─────────────────────────────────────────────
  @Column({ name: 'target_facility_code', type: 'varchar', length: 40, nullable: true })
  targetFacilityCode?: string | null;

  @Column({ name: 'target_yard_code', type: 'varchar', length: 40 })
  targetYardCode!: string;

  @Column({ name: 'target_warehouse_code', type: 'varchar', length: 40, nullable: true })
  targetWarehouseCode?: string | null;

  @Column({ name: 'target_zone_code', type: 'varchar', length: 40, nullable: true })
  targetZoneCode?: string | null;

  @Column({ name: 'storage_type', type: 'varchar', length: 80, nullable: true })
  storageType?: string | null; // descriptive: "Container terminal import / stack area"

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