优化

src/shared/domain/containerSpecifications.test.ts

@@ -0,0 +1,20 @@
+import { describe, expect, it } from 'vitest'
+import { CONTAINER_SPECIFICATIONS, DEFAULT_CONTAINER_TYPE, containerSpecification } from './containerSpecifications'
+
+describe('container specifications', () => {
+  it('uses the three confirmed container types and defaults to 40HQ', () => {
+    expect(CONTAINER_SPECIFICATIONS.map((item) => item.type)).toEqual(['40GP', '40HQ', '45HQ'])
+    expect(DEFAULT_CONTAINER_TYPE).toBe('40HQ')
+  })
+
+  it('keeps practical loading ranges and the common cargo weight limit', () => {
+    expect(CONTAINER_SPECIFICATIONS.map(({ type, recommendedMinCbm, capacityCbm, maxWeightKg }) => (
+      { type, recommendedMinCbm, capacityCbm, maxWeightKg }
+    ))).toEqual([
+      { type: '40GP', recommendedMinCbm: 56, capacityCbm: 58, maxWeightKg: 19500 },
+      { type: '40HQ', recommendedMinCbm: 65, capacityCbm: 68, maxWeightKg: 19500 },
+      { type: '45HQ', recommendedMinCbm: 82, capacityCbm: 86, maxWeightKg: 19500 },
+    ])
+    expect(containerSpecification('40hc')).toBeNull()
+  })
+})

src/shared/domain/containerSpecifications.ts

@@ -1,12 +1,13 @@
 export const CONTAINER_SPECIFICATIONS = [
-  { type: '20GP', capacityCbm: 33, maxWeightKg: 28000 },
-  { type: '40GP', capacityCbm: 67, maxWeightKg: 28000 },
-  { type: '40HC', capacityCbm: 76, maxWeightKg: 28000 },
-  { type: '40NR', capacityCbm: 67, maxWeightKg: 28000 },
-  { type: '45HC', capacityCbm: 86, maxWeightKg: 28000 },
+  { type: '40GP', recommendedMinCbm: 56, capacityCbm: 58, maxWeightKg: 19500, description: '美线电商较少使用，通常优先选择 40HQ' },
+  { type: '40HQ', recommendedMinCbm: 65, capacityCbm: 68, maxWeightKg: 19500, description: '轻泡货首选，适合家居、玩具、日用品' },
+  { type: '45HQ', recommendedMinCbm: 82, capacityCbm: 86, maxWeightKg: 19500, description: '抛货量大时考虑，底盘和海外仓预约资源较少' },
 ] as const
 
+export const DEFAULT_CONTAINER_TYPE = '40HQ' as const
+
 export type ContainerSpecification = (typeof CONTAINER_SPECIFICATIONS)[number]
+export type ContainerType = ContainerSpecification['type']
 
 export function containerSpecification(containerType: string | null | undefined): ContainerSpecification | null {
   const normalized = String(containerType || '').trim().toUpperCase()