import { readFileSync } from 'node:fs'
import { join } from 'node:path'
import ElementPlus from 'element-plus'
import { createPinia, setActivePinia } from 'pinia'
import { enableAutoUnmount, flushPromises, mount } from '@vue/test-utils'
import { afterAll, afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import {
  getPlatformPartner,
  listPlatformPartners,
  type PlatformPartnerResource,
} from '@/modules/master-data/counterparties/api/platformPartners'
import { useAccessPreviewStore } from '@/core/access/accessPreview'
import { useAuthStore } from '@/core/auth/auth'
import QueryToolbar from '@/shared/components/QueryToolbar.vue'
import PartnersView from './PartnersView.vue'

const source = readFileSync(join(process.cwd(), 'src/modules/master-data/counterparties/pages/PartnersView.vue'), 'utf8')

vi.mock('@/modules/master-data/counterparties/api/platformPartners', () => ({
  listPlatformPartners: vi.fn(),
  createPlatformPartner: vi.fn(),
  getPlatformPartner: vi.fn(),
  downloadPlatformPartnerImportTemplate: vi.fn(),
  importPlatformPartners: vi.fn(),
  updatePlatformPartner: vi.fn(),
  changePlatformPartnerStatus: vi.fn(),
}))

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

function createMemoryStorage(): Storage {
  const values = new Map<string, string>()
  return {
    get length() { return values.size },
    clear: () => values.clear(),
    getItem: (key) => values.get(key) ?? null,
    key: (index) => [...values.keys()][index] ?? null,
    removeItem: (key) => values.delete(key),
    setItem: (key, value) => values.set(key, value),
  }
}

const partner: PlatformPartnerResource = {
  id: '19001',
  tenantId: 0,
  dataScopeId: 0,
  partnerCode: 'SHP-001',
  partnerName: '深圳示例贸易有限公司',
  partnerType: 'SHIPPER',
  types: ['SHIPPER'],
  carrierCode: null,
  contactName: '张三',
  contactPhone: '13800138000',
  contactEmail: 'contact@example.com',
  countryCode: 'CN',
  province: '广东省',
  city: '深圳市',
  district: '宝安区',
  addressLine: '航城街道示例路 1 号',
  postalCode: '518000',
  status: 'ACTIVE',
  remark: '长期合作单位',
  updatedAt: '2026-07-30T22:45:00',
}

async function mountView() {
  vi.stubGlobal('localStorage', createMemoryStorage())
  vi.stubGlobal('sessionStorage', createMemoryStorage())
  const pinia = createPinia()
  setActivePinia(pinia)
  const auth = useAuthStore()
  auth.token = 'token'
  auth.permissions = [
    'platform:counterparty:list',
    'platform:counterparty:create',
    'platform:counterparty:edit',
    'platform:counterparty:status',
  ]
  useAccessPreviewStore().initializeAfterLogin()
  const wrapper = mount(PartnersView, {
    attachTo: document.body,
    global: { plugins: [pinia, ElementPlus] },
  })
  await flushPromises()
  return wrapper
}

enableAutoUnmount(afterEach)
afterAll(() => vi.unstubAllGlobals())

describe('PartnersView real API integration', () => {
  it('clamps long unit names with the shared component', () => {
    expect(source).toContain("LineClampText from '@/shared/components/LineClampText.vue'")
    expect(source).toContain('<LineClampText :content="(row as PlatformPartnerResource).partnerName" />')
    expect(source).not.toContain('.partner-cell strong')
  })

  it('keeps operation first and separates the prototype contact columns', () => {
    const actionsIndex = source.indexOf("{ key: 'actions', label: '操作'")
    const nameIndex = source.indexOf("{ key: 'partner', label: '单位名称'")
    const typeIndex = source.indexOf("{ key: 'type', label: '类型'")
    const contactIndex = source.indexOf("{ key: 'contact', prop: 'contactName', label: '联系人'")
    const phoneIndex = source.indexOf("{ key: 'contactPhone', prop: 'contactPhone', label: '电话'")
    expect([actionsIndex, nameIndex, typeIndex, contactIndex, phoneIndex].every((index) => index >= 0)).toBe(true)
    expect(actionsIndex).toBeLessThan(nameIndex)
    expect(nameIndex).toBeLessThan(typeIndex)
    expect(typeIndex).toBeLessThan(contactIndex)
    expect(contactIndex).toBeLessThan(phoneIndex)
    expect(source).toContain("{ key: 'partnerCode', prop: 'partnerCode', label: '单位编码', minWidth: 130, defaultVisible: false }")
    expect(source).toContain("{ key: 'contactEmail', prop: 'contactEmail', label: '邮箱', minWidth: 190, defaultVisible: false")
  })
  beforeEach(() => {
    vi.stubGlobal('ResizeObserver', ResizeObserverStub)
    document.body.innerHTML = ''
    vi.mocked(listPlatformPartners).mockReset().mockResolvedValue({
      records: [partner], page: 1, size: 20, total: 1, pages: 1,
    })
    vi.mocked(getPlatformPartner).mockReset().mockResolvedValue(partner)
  })

  it('loads platform partner data and renders the real partner fields', async () => {
    const wrapper = await mountView()

    expect(listPlatformPartners).toHaveBeenCalledWith({
      page: 1, size: 20, keyword: undefined, type: undefined, status: undefined,
    })
    expect(wrapper.find('input[aria-label="所属企业"]').exists()).toBe(false)
    expect(wrapper.text()).toContain('平台公共数据 · 共 1 个往来单位')
    expect(wrapper.text()).toContain('深圳示例贸易有限公司')
    expect(wrapper.find('.data-table').text()).toContain('13800138000')
    expect(wrapper.find('.data-table').text()).not.toContain('CUS-001')
    expect(wrapper.find('.data-table').text()).not.toContain('contact@example.com')
    expect(wrapper.find('.data-table').text()).not.toContain('广东省 深圳市 宝安区 航城街道示例路 1 号')
    expect(wrapper.text()).not.toContain('往来单位总数')
    expect(wrapper.text()).not.toContain('往来单位档案')
    expect(wrapper.find('.query-toolbar').exists()).toBe(true)
    expect(wrapper.find('.data-table').exists()).toBe(true)
    expect(wrapper.find('.el-table').exists()).toBe(true)
    expect(wrapper.find('.query-toolbar__actions').text()).not.toContain('新增往来单位')
    expect(wrapper.find('.data-table__business-actions').text()).toContain('新增往来单位')
    expect(wrapper.get('.data-table__toolbar-start h1').text()).toBe('往来单位')
    expect(wrapper.find('.data-table__pagination-left').text()).toContain('平台公共数据 · 共 1 个往来单位')
    expect(wrapper.find('.data-table__notices').exists()).toBe(false)
    const detailButton = wrapper.findAll('button').find((button) => button.text().trim() === '详情')
    await detailButton?.trigger('click')
    await flushPromises()
    expect(document.body.textContent).toContain('广东省 深圳市 宝安区 航城街道示例路 1 号')
  })

  it('opens the create form without selecting an enterprise', async () => {
    const wrapper = await mountView()
    const createButton = wrapper.findAll('button').find((button) => button.text().trim() === '新增往来单位')
    await createButton?.trigger('click')
    await flushPromises()

    expect(document.body.textContent).toContain('新增往来单位')
    expect(document.body.textContent).not.toContain('请先在筛选条件中选择所属企业')
    expect(document.body.textContent).toContain('船公司')
    expect(document.body.textContent).toContain('发货单位')
    expect(document.body.textContent).toContain('收货单位')
    expect(document.body.textContent).not.toContain('报关行')
    expect(document.body.textContent).not.toContain('供应商')
  })

  it('uses the fixed carrier-code selector when the unit is a shipping company', async () => {
    const wrapper = await mountView()
    await wrapper.findAll('button').find((button) => button.text().trim() === '新增往来单位')?.trigger('click')
    await flushPromises()
    const typeSelect = wrapper.findAllComponents({ name: 'ElSelect' }).find((select) => select.props('multiple'))
    typeSelect!.vm.$emit('update:modelValue', ['CARRIER'])
    await flushPromises()

    expect(document.body.textContent).toContain('船司标准编码')
    const carrierValues = new Set(['MATSON', 'SML', 'ZIM', 'COSCO', 'EMC', 'HEDE', 'OTHER'])
    const carrierOptions = wrapper.findAllComponents({ name: 'ElOption' }).filter((option) => carrierValues.has(String(option.props('value'))))
    expect(carrierOptions.map((option) => option.props('value'))).toEqual(['MATSON', 'SML', 'ZIM', 'COSCO', 'EMC', 'HEDE', 'OTHER'])
    expect(carrierOptions.map((option) => option.props('label'))).toContain('美森 (MATSON)')
    expect(source).toContain('placeholder="请选择船司标准编码"')
    expect(source).toContain("MATSON: '美森'")
    expect(source).toContain("OTHER: '其他'")
    expect(source).toContain("carrierCode: types.includes('CARRIER') ? form.carrierCode : null")
  })

  it('renders a padded detail layout without an empty data-scope cell', async () => {
    const wrapper = await mountView()
    const detailButton = wrapper.findAll('button').find((button) => button.text().trim() === '详情')
    await detailButton?.trigger('click')
    await flushPromises()

    const detailContent = document.querySelector<HTMLElement>('.detail-drawer .partner-detail')
    const sections = detailContent?.querySelectorAll('section')
    const otherInfo = sections?.item(sections.length - 1)
    expect(detailContent).not.toBeNull()
    expect(detailContent?.closest('.el-drawer')?.classList.contains('admin-density-drawer')).toBe(true)
    expect(detailContent?.querySelectorAll('.density-fields')).toHaveLength(3)
    expect(otherInfo?.querySelectorAll('.detail-grid > .detail-span')).toHaveLength(2)
    expect(otherInfo?.textContent).toContain('更新时间')
    expect(otherInfo?.textContent).toContain('长期合作单位')
    expect(document.body.textContent).not.toContain('数据范围')
  })

  it('updates filters locally and only requests after search', async () => {
    const wrapper = await mountView()
    const keywordInput = wrapper.find('input[placeholder="请输入往来单位名称"]')

    await keywordInput.setValue('深圳')
    await flushPromises()
    expect(listPlatformPartners).toHaveBeenCalledTimes(1)

    const searchButton = wrapper.findAll('button').find((button) => button.text().trim() === '查询')
    expect(searchButton).toBeDefined()
    await searchButton?.trigger('click')
    await flushPromises()

    expect(listPlatformPartners).toHaveBeenCalledTimes(2)
    expect(listPlatformPartners).toHaveBeenLastCalledWith({
      page: 1, size: 20, keyword: '深圳', type: undefined, status: undefined,
    })
  })

  it('shows useful placeholders and visible required markers in the create form', async () => {
    const wrapper = await mountView()
    const toolbar = wrapper.findComponent(QueryToolbar)
    const model = { keyword: '', type: '', status: '' }
    toolbar.vm.$emit('update:modelValue', model)
    toolbar.vm.$emit('search', model)
    await flushPromises()
    const createButton = wrapper.findAll('button').find((button) => button.text().trim() === '新增往来单位')
    expect(createButton).toBeDefined()
    await createButton?.trigger('click')
    await flushPromises()

    expect(document.querySelector('input[placeholder="请输入工商登记或常用单位名称"]')).not.toBeNull()
    expect(document.querySelector('input[placeholder="请输入主要联系人姓名"]')).not.toBeNull()
    expect(document.querySelector('textarea[placeholder="请输入街道、园区、楼栋及门牌信息"]')).not.toBeNull()
    expect(document.querySelectorAll('.el-form-item.is-required').length).toBe(9)
  })

  it('shows a recoverable API failure without demo data', async () => {
    vi.mocked(listPlatformPartners).mockRejectedValueOnce(new Error('Gateway unavailable'))
    const wrapper = await mountView()

    expect(wrapper.text()).toContain('往来单位列表暂时无法加载')
    expect(wrapper.text()).not.toContain('Gateway unavailable')
    expect(wrapper.text()).toContain('重新加载')
    expect(wrapper.text()).not.toContain('深圳示例贸易有限公司')
    expect(wrapper.find('.data-table__notices').exists()).toBe(true)
    expect(wrapper.find('.el-table').exists()).toBe(false)
  })

  it('keeps the latest detail when an older partner request finishes last', async () => {
    const secondPartner = { ...partner, id: '19002', partnerCode: 'CUS-002', partnerName: '上海示例贸易有限公司' }
    let resolveFirst!: (value: PlatformPartnerResource) => void
    let resolveSecond!: (value: PlatformPartnerResource) => void
    vi.mocked(getPlatformPartner).mockImplementation((partnerId) => new Promise((resolve) => {
      if (String(partnerId) === String(partner.id)) resolveFirst = resolve
      else resolveSecond = resolve
    }))
    const wrapper = await mountView()
    const vm = wrapper.vm as unknown as {
      detailOpen: boolean
      detail: PlatformPartnerResource | null
      openDetail(row: PlatformPartnerResource): Promise<void>
    }

    void vm.openDetail(partner)
    vm.detailOpen = false
    await wrapper.vm.$nextTick()
    void vm.openDetail(secondPartner)
    resolveSecond(secondPartner)
    await flushPromises()
    resolveFirst(partner)
    await flushPromises()

    expect(vm.detail?.partnerCode).toBe('CUS-002')
  })

  it('keeps all three row actions visible without a premature more menu', () => {
    const actions = source.slice(source.indexOf('<template #actions='), source.indexOf('</template>', source.indexOf('<template #actions=')))
    expect(actions.match(/class="density-action"/g)).toHaveLength(3)
    expect(actions).toContain('>详情</el-button>')
    expect(actions).toContain('>编辑</el-button>')
    expect(actions).toContain(':data-tone=')
    expect(actions).not.toMatch(/<(?:el-dropdown|Pencil|Power|Eye|Trash2|Download|CircleX)\b/)
  })})