import ElementPlus from 'element-plus'
import { flushPromises, mount } from '@vue/test-utils'
import { beforeEach, describe, expect, it, vi } from 'vitest'
import { ApiResponseError } from '@/shared/api/http'
import TruckAppointmentForm from './TruckAppointmentForm.vue'
import type { SaveTruckAppointmentRequest, TruckAppointmentResource } from '../types'
import { getOceanBooking } from '@/modules/ocean-bookings'
import { listTruckAppointmentCandidates } from '../api/platformTrucking'

vi.mock('@/modules/suppliers', () => ({
  listSuppliers: vi.fn().mockResolvedValue({ records: [{ id: 'carrier-1', name: '平台拖车公司', category: 'TRUCKING', status: 'ACTIVE' }] }),
}))
vi.mock('@/modules/ocean-bookings', () => ({
  getOceanBooking: vi.fn(),
}))
vi.mock('../api/platformTrucking', () => ({ listTruckAppointmentCandidates: vi.fn() }))

const model: SaveTruckAppointmentRequest = {
  expectedVersion: 0,
  oceanBookingId: null,
  carrierId: null,
  plannedLoadingAt: null,
}
const candidates = [
  { oceanBookingId: 'booking-1', oceanBookingNo: 'OB-1', billOfLadingNo: 'BL-1', warehouseId: 'WH-1', warehouseName: '义乌仓', channelCode: 'SEA', channelName: '海运', bookingDocumentReady: true },
  { oceanBookingId: 'booking-2', oceanBookingNo: 'OB-2', billOfLadingNo: 'BL-2', warehouseId: 'WH-2', warehouseName: '东莞仓', channelCode: 'SEA', channelName: '海运', bookingDocumentReady: true },
]
function detail(id: string) {
  const candidate = candidates.find((item) => item.oceanBookingId === id)!
  return {
    id, bookingNo: candidate.oceanBookingNo, status: 'RELEASED', billOfLadingNo: candidate.billOfLadingNo, warehouseId: candidate.warehouseId, warehouseName: candidate.warehouseName,
    documents: [{ id: `doc-${id}`, documentType: 'BILL_OF_LADING', valid: true }],
    containers: [],
  }
}
function resource(id: string, bookingId: string): TruckAppointmentResource {
  const candidate = candidates.find((item) => item.oceanBookingId === bookingId)!
  return { id, status: 'DRAFT', oceanBookingId: bookingId, oceanBookingNo: candidate.oceanBookingNo, billOfLadingNo: candidate.billOfLadingNo, warehouseId: candidate.warehouseId, warehouseName: candidate.warehouseName }
}

describe('TruckAppointmentForm booking-only behavior', () => {
  beforeEach(() => {
    vi.clearAllMocks()
    vi.mocked(listTruckAppointmentCandidates).mockResolvedValue({ records: candidates, page: 1, size: 200, total: candidates.length, pages: 1 })
    vi.mocked(getOceanBooking).mockImplementation(async (id) => detail(id) as never)
  })

  it('selects only server-approved released bookings and never exposes container identity', async () => {
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model } }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    const selects = wrapper.findAllComponents({ name: 'ElSelect' })
    selects[0]!.vm.$emit('update:modelValue', 'booking-1')
    await flushPromises()

    expect(listTruckAppointmentCandidates).toHaveBeenCalledWith({ page: 1, size: 200 })
    expect(getOceanBooking).not.toHaveBeenCalled()
    const labels = wrapper.findAllComponents({ name: 'ElOption' }).map((option) => String(option.props('label') || ''))
    expect(labels.some((label) => label.includes('OB-1') && label.includes('BL-1'))).toBe(true)
    expect(labels.some((label) => label.includes('CAB-'))).toBe(false)
    expect(candidates[0]).not.toHaveProperty('containerBookingId')
    const emitted = wrapper.emitted('update:modelValue')?.at(-1)?.[0] as SaveTruckAppointmentRequest
    expect(emitted.oceanBookingId).toBe('booking-1')
    expect(emitted.billOfLadingNo).toBe('BL-1')
    expect(emitted).not.toHaveProperty('customerId')
    expect(emitted).not.toHaveProperty('customerName')
    wrapper.unmount()
  })

  it('keeps only the latest candidate response when option reloads overlap', async () => {
    let resolveSlow!: (value: Awaited<ReturnType<typeof listTruckAppointmentCandidates>>) => void
    let resolveFast!: (value: Awaited<ReturnType<typeof listTruckAppointmentCandidates>>) => void
    vi.mocked(listTruckAppointmentCandidates)
      .mockResolvedValueOnce({ records: candidates, page: 1, size: 200, total: candidates.length, pages: 1 })
      .mockImplementationOnce(() => new Promise((resolve) => { resolveSlow = resolve }))
      .mockImplementationOnce(() => new Promise((resolve) => { resolveFast = resolve }))
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model } }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    const vm = wrapper.vm as unknown as { loadOptions: () => Promise<void> }
    const slow = vm.loadOptions()
    const fast = vm.loadOptions()
    resolveFast({ records: [candidates[1]!], page: 1, size: 200, total: 1, pages: 1 })
    await fast
    resolveSlow({ records: [candidates[0]!], page: 1, size: 200, total: 1, pages: 1 })
    await slow
    await flushPromises()

    const labels = wrapper.findAllComponents({ name: 'ElOption' }).map((option) => String(option.props('label') || ''))
    expect(labels.some((label) => label.includes('OB-2'))).toBe(true)
    expect(labels.some((label) => label.includes('OB-1'))).toBe(false)
    wrapper.unmount()
  })

  it('replaces frozen booking snapshots when switching the selected booking', async () => {
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model } }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    const selects = wrapper.findAllComponents({ name: 'ElSelect' })
    selects[0]!.vm.$emit('update:modelValue', 'booking-1')
    await flushPromises()
    selects[0]!.vm.$emit('update:modelValue', 'booking-2')
    await flushPromises()
    const emitted = wrapper.emitted('update:modelValue')?.at(-1)?.[0] as SaveTruckAppointmentRequest
    expect(emitted.oceanBookingId).toBe('booking-2')
    expect(emitted.billOfLadingNo).toBe('BL-2')
    expect(emitted.warehouseId).toBe('WH-2')
    const labels = wrapper.findAllComponents({ name: 'ElOption' }).map((option) => String(option.props('label') || ''))
    expect(labels.some((label) => label.includes('OB-2'))).toBe(true)
    wrapper.unmount()
  })

  it('ignores stale current-booking details when a cached edit route changes', async () => {
    let resolveFirst!: (value: ReturnType<typeof detail>) => void
    let resolveSecond!: (value: ReturnType<typeof detail>) => void
    vi.mocked(getOceanBooking).mockImplementation((id) => new Promise((resolve) => {
      if (id === 'booking-1') resolveFirst = resolve as typeof resolveFirst
      else resolveSecond = resolve as typeof resolveSecond
    }) as never)
    const firstResource = resource('appointment-1', 'booking-1')
    const secondResource = resource('appointment-2', 'booking-2')
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model, oceanBookingId: 'booking-1' }, resource: firstResource }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    await wrapper.setProps({ modelValue: { ...model, oceanBookingId: 'booking-2' }, resource: secondResource })
    await flushPromises()

    resolveSecond(detail('booking-2'))
    await flushPromises()
    resolveFirst({ ...detail('booking-1'), documents: [] })
    await flushPromises()

    const labels = wrapper.findAllComponents({ name: 'ElOption' }).map((option) => String(option.props('label') || ''))
    expect(labels.some((label) => label.includes('OB-2') && label.includes('不可重选'))).toBe(true)
    expect(labels.some((label) => label.includes('OB-1'))).toBe(false)
    expect(wrapper.text()).not.toContain('所选订舱缺少有效的订舱确认文件或提单文件')
    expect(listTruckAppointmentCandidates).not.toHaveBeenCalled()
    wrapper.unmount()
  })

  it('preserves the business code and request trace when booking readiness fails', async () => {
    vi.mocked(getOceanBooking).mockRejectedValueOnce(new ApiResponseError('订舱版本冲突', 'A0409', 409, undefined, 'req-booking', 'trace-booking'))
    const current = resource('appointment-1', 'booking-1')
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model, oceanBookingId: 'booking-1' }, resource: current }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    expect(wrapper.text()).toContain('订舱版本冲突')
    expect(wrapper.text()).toContain('A0409')
    expect(wrapper.text()).toContain('req-booking')
    expect(wrapper.text()).toContain('trace-booking')
    wrapper.unmount()
  })

  it('flags an edit binding whose booking has become unreleased without adding it to create candidates', async () => {
    vi.mocked(getOceanBooking).mockResolvedValueOnce({ ...detail('booking-1'), status: 'DRAFT' } as never)
    const current = resource('appointment-1', 'booking-1')
    const wrapper = mount(TruckAppointmentForm, { props: { modelValue: { ...model, oceanBookingId: 'booking-1' }, resource: current }, global: { plugins: [ElementPlus] } })
    await flushPromises()
    expect(wrapper.text()).toContain('当前绑定订舱已不是放舱状态')
    expect(listTruckAppointmentCandidates).not.toHaveBeenCalled()
    wrapper.unmount()
  })

  it('offers only RMB for domestic trucking payables', async () => {
    const wrapper = mount(TruckAppointmentForm, {
      props: { modelValue: { ...model, payableAmount: '88.00', currency: 'RMB' } },
      global: { plugins: [ElementPlus] },
    })
    await flushPromises()
    const currencySelect = wrapper.findAllComponents({ name: 'ElSelect' }).find((select) => select.props('placeholder') === '请选择币种')!
    expect(currencySelect.props('modelValue')).toBe('RMB')
    expect(currencySelect.findAllComponents({ name: 'ElOption' }).map(option => option.props('value'))).toEqual(['RMB'])
    wrapper.unmount()
  })
})