import { describe, expect, it } from 'vitest'
import type { SmartLoadingItem } from './types'
import { groupSmartLoadingItems } from './smartLoadingItems'

function item(overrides: Partial<SmartLoadingItem> = {}): SmartLoadingItem {
  return {
    id: '1', loadingPlanId: '10', accountId: '20', inboundId: '30', inboundDetailId: '40',
    orderId: '50', orderNo: 'FL-1', inboundCode: 'NYEXX2608180003', customerName: '柏悦物流',
    destinationWarehouseId: '60', destinationWarehouseCode: 'LAX', destinationWarehouseName: '洛杉矶仓',
    skuCode: 'SKU-1', productNameZh: '货物一', packageCount: 2, productQuantity: 20,
    grossWeightKg: 662.8, volumeCbm: 0.334, loadSequence: 2, version: 1,
    pickedPackageCount: 0, minPackageCount: 1, canAdjust: true, canRemove: true,
    ...overrides,
  }
}

describe('groupSmartLoadingItems', () => {
  it('shows multiple specification rows as one inbound-code row with summed quantities', () => {
    const grouped = groupSmartLoadingItems([
      item(),
      item({ id: '2', inboundDetailId: '41', skuCode: 'SKU-2', productNameZh: '货物二', packageCount: 2, grossWeightKg: 662.8, volumeCbm: 0.334, loadSequence: 3 }),
    ])

    expect(grouped).toHaveLength(1)
    expect(grouped[0]).toMatchObject({
      inboundCode: 'NYEXX2608180003', packageCount: 4, grossWeightKg: 1325.6,
      volumeCbm: 0.668, detailCount: 2, canAdjust: false, canRemove: true,
      skuCode: 'SKU-1、SKU-2', productNameZh: '货物一、货物二', loadSequence: 2,
    })
    expect(grouped[0].sourceItems.map((source) => source.id)).toEqual(['1', '2'])
  })

  it('does not merge different inbound codes and keeps single-detail adjustment', () => {
    const grouped = groupSmartLoadingItems([
      item(),
      item({ id: '2', inboundId: '31', inboundCode: 'NYEXX2608180004' }),
    ])

    expect(grouped).toHaveLength(2)
    expect(grouped.every((row) => row.detailCount === 1 && row.canAdjust)).toBe(true)
  })
})