import { describe, expect, it } from 'vitest'
import { bookingContainerError, createBlankBookingContainer, selectBookingContainerType } from './containerRequirements'

describe('ocean booking real containers', () => {
  it('starts with one real container and applies the fixed platform specification', () => {
    const container = createBlankBookingContainer()
    expect(container).toEqual({
      containerNo: '', containerType: '40HC', containerKind: 'FCL', capacityCbm: 76, maxWeightKg: 28000,
    })
    selectBookingContainerType(container, '20GP')
    expect(container).toMatchObject({ containerType: '20GP', capacityCbm: 33, maxWeightKg: 28000 })
  })

  it('requires unique real container numbers and fixed specifications', () => {
    const first = { ...createBlankBookingContainer(), containerNo: 'MSCU1234567' }
    expect(bookingContainerError([createBlankBookingContainer()])).toContain('尚未填写集装箱号')
    expect(bookingContainerError([first, { ...first, containerNo: 'mscu1234567' }])).toContain('重复')
    expect(bookingContainerError([{ ...first, capacityCbm: 75 }])).toContain('固定规格')
    expect(bookingContainerError([first])).toBeNull()
  })

  it('limits one booking to twenty real containers', () => {
    const containers = Array.from({ length: 21 }, (_, index) => ({ ...createBlankBookingContainer(), containerNo: `MSCU${index}` }))
    expect(bookingContainerError(containers)).toContain('最多登记 20 个')
  })
})