import ElementPlus from 'element-plus'
import { createPinia, setActivePinia } from 'pinia'
import { enableAutoUnmount, flushPromises, mount } from '@vue/test-utils'
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import {
  downloadTenantQualification,
  getPlatformTenant,
  listPlatformTenantMembers,
  listTenantQualifications,
  type PlatformTenantResource,
} from '@/modules/iam'
import { getPlatformTenantOrderStatistics, listPlatformFirstLegOrders, type PlatformFirstLegOrderResource } from '@/modules/first-leg-orders'
import { getFinanceCustomerAccountSummary } from '@/modules/finance'
import { getCustomerContainerTransitSummary } from '@/modules/container-loading'
import { useAccessPreviewStore } from '@/core/access/accessPreview'
import { useAuthStore } from '@/core/auth/auth'
import CustomerDetailView from './CustomerDetailView.vue'

const { routerPush, routeControl } = vi.hoisted(() => ({
  routerPush: vi.fn(),
  routeControl: { setTenantId: (_tenantId: string) => {} },
}))

vi.mock('vue-router', async (importOriginal) => ({
  ...await importOriginal<typeof import('vue-router')>(),
  ...await (async () => {
    const { reactive } = await import('vue')
    const route = reactive({ params: { tenantId: '8' } })
    routeControl.setTenantId = (tenantId: string) => { route.params.tenantId = tenantId }
    return { useRoute: () => route }
  })(),
  useRouter: () => ({ push: routerPush }),
}))

vi.mock('@/modules/iam', () => ({
  changePlatformTenantStatus: vi.fn(),
  downloadTenantQualification: vi.fn(),
  getPlatformTenant: vi.fn(),
  listPlatformTenantMembers: vi.fn(),
  listTenantQualifications: vi.fn(),
  qualificationFileName: vi.fn((documentUrl: string) => documentUrl.split('/').at(-1) || '资质文件'),
}))

vi.mock('@/modules/first-leg-orders', () => ({
  getPlatformTenantOrderStatistics: vi.fn(),
  listPlatformFirstLegOrders: vi.fn(),
}))

vi.mock('@/modules/finance', () => ({
  CustomerStatementsPanel: { template: '<div>财务账单</div>' },
  getFinanceCustomerAccountSummary: vi.fn(),
}))

vi.mock('@/modules/container-loading', () => ({ getCustomerContainerTransitSummary: vi.fn() }))

class ResizeObserverStub implements ResizeObserver {
  observe() {}
  unobserve() {}
  disconnect() {}
}

const tenant: PlatformTenantResource = {
  id: '8', tenantCode: 'TEN8', tenantName: '柏悦物流', status: 'ACTIVE', legalName: '柏悦物流有限公司',
  legalRepresentative: '张三', unifiedSocialCreditCode: '91440300MA5ABCDE12', contactName: '张三',
  contactPhone: '13800138000', contactEmail: 'ops@example.com', servicePackage: '基础版', contactWechat: 'baiyue-ops',
  salesOwnerName: '李四', paymentTermDays: 30, enterpriseType: '有限责任公司', establishedDate: '2020-01-01',
  registeredCapital: 1000, registeredCapitalCurrency: 'CNY', registeredAddress: '深圳市宝安区', internalRemark: '重点客户',
  createdAt: '2026-08-01T10:00:00', approvedAt: '2026-08-02T10:00:00',
}

enableAutoUnmount(afterEach)

describe('CustomerDetailView', () => {
  let pinia: ReturnType<typeof createPinia>

  beforeEach(() => {
    vi.clearAllMocks()
    routeControl.setTenantId('8')
    vi.stubGlobal('ResizeObserver', ResizeObserverStub)
    Object.defineProperty(HTMLElement.prototype, 'scrollIntoView', { configurable: true, value: vi.fn() })
    Object.defineProperty(URL, 'createObjectURL', { configurable: true, value: vi.fn(() => 'blob:qualification-preview') })
    Object.defineProperty(URL, 'revokeObjectURL', { configurable: true, value: vi.fn() })
    document.body.innerHTML = ''
    pinia = createPinia()
    setActivePinia(pinia)
    const auth = useAuthStore()
    auth.token = 'token'
    auth.permissions = ['platform:customer:list', 'platform:user:list', 'platform:order:list', 'platform:finance:customer-account:list', 'platform:firstleg:container:list']
    useAccessPreviewStore().initializeAfterLogin()
    vi.mocked(getPlatformTenant).mockResolvedValue(tenant)
    vi.mocked(listTenantQualifications).mockResolvedValue([{
      id: 'qualification-1', tenantId: tenant.id, qualificationType: 'BUSINESS_LICENSE', certificateNo: tenant.unifiedSocialCreditCode,
      documentUrl: '/files/license.png', status: 'SUPERSEDED', reviewComment: '已替换', validTo: null,
    }])
    vi.mocked(listPlatformTenantMembers).mockResolvedValue([{
      membershipId: 'member-1', userId: 'user-1', authUserId: 'auth-1', username: 'merchant_admin', displayName: '张三',
      phone: '13800138000', email: 'ops@example.com', memberType: 'OWNER', memberNo: null, status: 'ACTIVE', roleIds: [], roleNames: ['企业管理员'],
    }])
    vi.mocked(getPlatformTenantOrderStatistics).mockResolvedValue({ tenantId: String(tenant.id), totalSubmittedOrders: 12, currentMonthSubmittedOrders: 3, monthStart: '2026-08-01T00:00:00+08:00', nextMonthStart: '2026-09-01T00:00:00+08:00', zoneId: 'Asia/Shanghai', asOf: '2026-08-13T12:00:00+08:00' })
    vi.mocked(getFinanceCustomerAccountSummary).mockResolvedValue({ customerId: String(tenant.id), currency: 'CNY', totalReceivable: '123456.78', receivedAmount: '100000', outstandingReceivable: '23456.78', pendingBilling: '0', outstandingPayable: '0', asOf: '2026-08-13T04:00:00Z', lastChangedAt: null })
    vi.mocked(getCustomerContainerTransitSummary).mockResolvedValue({ customerId: String(tenant.id), containerCount: 2, totalTeu: '2.25', unknownContainerCount: 0, asOf: '2026-08-13T12:00:00', definition: '已开船未到仓' })
    vi.mocked(listPlatformFirstLegOrders).mockResolvedValue({
      records: [{
        id: 'order-1', tenantId: tenant.id, orderNo: 'BY20260807001', customerId: null, customerName: tenant.tenantName,
        status: 'PROCESSING', transportMode: 'SEA', tradeTerm: null, destinationCountryCode: 'US', destinationWarehouseId: null,
        destinationWarehouseName: '洛杉矶', expectedShipDate: '2026-08-08', customerRemark: null, pickupMethod: 'WAREHOUSE',
        receivingWarehouseId: 'warehouse-1', receivingWarehouseName: '深圳头程收货仓', receivingWarehouseAddress: '深圳市', receivingTime: null,
        channelCode: 'SEA_FCL', channelName: '海运整箱', taxMode: 'DDP', containerMode: 'FULL_CONTAINER', customsInspection: false,
        destinationType: 'FBA', amazonWarehouseCode: null, shipmentId: null, referenceId: null, expressCompany: null, expressTrackingNo: null,
        createdAt: '2026-08-07T10:00:00', updatedAt: '2026-08-07T10:00:00',
      } satisfies PlatformFirstLegOrderResource], page: 1, size: 10, total: 1, pages: 1,
    })
    vi.mocked(downloadTenantQualification).mockResolvedValue(new Blob(['image'], { type: 'image/png' }))
  })

  it('renders three operating metrics and keeps enterprise users in detail content', async () => {
    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()

    expect([...document.querySelectorAll('.detail-tabs button')].map((button) => button.getAttribute('aria-label'))).toEqual([
      '基本信息', '业务概况', '运单记录', '财务账单', '计费规则', '操作日志',
    ])
    expect(document.body.textContent).toContain('累计运单12票本月 3 票')
    expect(document.body.textContent).toContain('累计应收12.345678万元未结清 2.345678 万元')
    expect(document.body.textContent).toContain('在途柜量2.25TEU2 柜')
    expect([...document.querySelectorAll('.overview-strip article')]).toHaveLength(3)
    expect(document.querySelector('.overview-strip')?.textContent).not.toContain('企业用户')
    expect(document.body.textContent).toContain('merchant_admin')
    expect(document.body.textContent).toContain('企业管理员')
    expect(listPlatformTenantMembers).toHaveBeenCalledWith(tenant.id)
    expect(document.body.textContent).toContain('已替换')
    expect(getPlatformTenantOrderStatistics).toHaveBeenCalledWith(tenant.id)
    expect(getFinanceCustomerAccountSummary).toHaveBeenCalledWith(tenant.id)
    expect(getCustomerContainerTransitSummary).toHaveBeenCalledWith(tenant.id)

    const ordersTab = document.querySelector<HTMLButtonElement>('.detail-tabs button[aria-label="运单记录"]')
    ordersTab?.click()
    await flushPromises()
    expect(document.body.textContent).toContain('BY20260807001')
    expect(document.body.textContent).toContain('海运整箱 FCL')
    expect(listPlatformFirstLegOrders).toHaveBeenCalledWith({ tenantId: tenant.id, page: 1, size: 10 })

    const billingTab = document.querySelector<HTMLButtonElement>('.detail-tabs button[aria-label="计费规则"]')
    billingTab?.click()
    await flushPromises()
    expect(document.body.textContent).toContain('暂无尺寸计算规则查看权限')
    expect(document.body.textContent).not.toContain('计费规则尚未接入')
  })

  it('does not expose unknown order status codes', async () => {
    const result = await listPlatformFirstLegOrders({ tenantId: String(tenant.id), page: 1, size: 10 })
    vi.mocked(listPlatformFirstLegOrders).mockResolvedValueOnce({
      ...result,
      records: result.records.map((order) => ({ ...order, status: 'LEGACY_STATUS' as PlatformFirstLegOrderResource['status'] })),
    })

    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()
    const ordersTab = document.querySelector<HTMLButtonElement>('.detail-tabs button[aria-label="运单记录"]')
    ordersTab?.click()
    await flushPromises()

    expect(document.body.textContent).toContain('未知状态')
    expect(document.body.textContent).not.toContain('LEGACY_STATUS')
  })

  it('opens an authenticated qualification preview', async () => {
    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()

    const fileButton = document.querySelector<HTMLButtonElement>('.qualification-list button')
    fileButton?.click()
    await flushPromises()

    expect(downloadTenantQualification).toHaveBeenCalledWith(tenant.id, '/files/license.png')
    expect(document.querySelector('img[alt="license.png预览"]')).not.toBeNull()
  })

  it('does not duplicate the first page request when retrying from a later page', async () => {
    const wrapper = mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()
    vi.mocked(listPlatformFirstLegOrders).mockRejectedValueOnce(new Error('暂时不可用'))

    const vm = wrapper.vm as unknown as { orderPage: number }
    vm.orderPage = 2
    await flushPromises()
    expect(listPlatformFirstLegOrders).toHaveBeenCalledTimes(2)

    const ordersTab = document.querySelector<HTMLButtonElement>('.detail-tabs button[aria-label="运单记录"]')
    ordersTab?.click()
    await flushPromises()
    const retryButton = [...document.querySelectorAll<HTMLButtonElement>('button')]
      .find((button) => button.textContent?.includes('重新加载'))
    retryButton?.click()
    await flushPromises()

    expect(listPlatformFirstLegOrders).toHaveBeenCalledTimes(3)
    expect(listPlatformFirstLegOrders).toHaveBeenLastCalledWith({ tenantId: tenant.id, page: 1, size: 10 })
  })

  it('reloads a reused detail view and ignores the previous customer response', async () => {
    const secondTenant = { ...tenant, id: '9', tenantCode: 'TEN9', tenantName: '远航供应链', legalName: '远航供应链有限公司' }
    let resolveFirstTenant!: (value: PlatformTenantResource) => void
    const firstTenantRequest = new Promise<PlatformTenantResource>((resolve) => { resolveFirstTenant = resolve })
    vi.mocked(getPlatformTenant).mockImplementation((tenantId) => tenantId === '8' ? firstTenantRequest : Promise.resolve(secondTenant))
    vi.mocked(listTenantQualifications).mockResolvedValue([])
    vi.mocked(listPlatformTenantMembers).mockResolvedValue([])
    vi.mocked(getPlatformTenantOrderStatistics).mockImplementation(async (tenantId) => ({ tenantId, totalSubmittedOrders: 0, currentMonthSubmittedOrders: 0, monthStart: '2026-08-01', nextMonthStart: '2026-09-01', zoneId: 'Asia/Shanghai', asOf: '2026-08-13' }))
    vi.mocked(listPlatformFirstLegOrders).mockResolvedValue({ records: [], page: 1, size: 10, total: 0, pages: 0 })

    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()
    routeControl.setTenantId('9')
    await flushPromises()

    expect(getPlatformTenant).toHaveBeenCalledWith('9')
    expect(document.body.textContent).toContain('远航供应链')

    resolveFirstTenant(tenant)
    await flushPromises()
    expect(document.body.textContent).toContain('远航供应链')
    expect(document.body.textContent).not.toContain('柏悦物流')
  })

  it('does not request metrics without their independent permissions', async () => {
    const auth = useAuthStore()
    auth.permissions = ['platform:customer:list', 'platform:user:list']
    useAccessPreviewStore().initializeAfterLogin()

    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()

    expect(getPlatformTenantOrderStatistics).not.toHaveBeenCalled()
    expect(getFinanceCustomerAccountSummary).not.toHaveBeenCalled()
    expect(getCustomerContainerTransitSummary).not.toHaveBeenCalled()
    expect(document.querySelector('.overview-strip')?.textContent?.match(/暂无查看权限/g)).toHaveLength(3)
  })

  it('keeps metric failures independent and never renders them as zero', async () => {
    vi.mocked(getFinanceCustomerAccountSummary).mockRejectedValueOnce(new Error('finance unavailable'))

    mount(CustomerDetailView, { attachTo: document.body, global: { plugins: [pinia, ElementPlus] } })
    await flushPromises()

    const cards = [...document.querySelectorAll('.overview-strip article')]
    expect(cards[0]?.textContent).toContain('12票')
    expect(cards[1]?.textContent).toContain('—加载失败')
    expect(cards[1]?.textContent).not.toContain('0万元')
    expect(cards[2]?.textContent).toContain('2.25TEU')
  })
})