import ElementPlus from 'element-plus'
import { readFileSync } from 'node:fs'
import { resolve } from 'node:path'
import { createPinia, setActivePinia } from 'pinia'
import { enableAutoUnmount, flushPromises, mount } from '@vue/test-utils'
import { afterAll, afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import {
  createPlatformManagedUser,
  getPlatformUserOptions,
  listSharedReceivingOverseasWarehouseOptions,
  listPlatformManagedUsers,
  updatePlatformManagedUser,
  type PlatformManagedUser,
} from '@/modules/iam/api/platformIam'
import { useAccessPreviewStore } from '@/core/access/accessPreview'
import { useAuthStore } from '@/core/auth/auth'
import InternalUsersView from './InternalUsersView.vue'

const internalUsersSource = readFileSync(resolve(process.cwd(), 'src/modules/iam/pages/InternalUsersView.vue'), 'utf8')

vi.mock('@/modules/iam/api/platformIam', () => ({
  listPlatformManagedUsers: vi.fn(),
  getPlatformUserOptions: vi.fn(),
  listSharedReceivingOverseasWarehouseOptions: vi.fn(),
  createPlatformManagedUser: vi.fn(),
  updatePlatformManagedUser: vi.fn(),
  changePlatformManagedUserStatus: vi.fn(),
  resetPlatformManagedUserPassword: 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 user: PlatformManagedUser = {
  membershipId: '30', userId: '20', authUserId: '10', username: 'zhangwei', displayName: '张伟',
  phone: '13800138000', email: 'zhangwei@example.com', tenantId: '0', tenantName: '平台',
  memberType: 'INTERNAL', memberNo: 'PLATFORM-30', status: 'ACTIVE', roleIds: ['40'],
  roleNames: ['运营管理员'], lastLoginAt: '2026-06-01T10:30:00',
  protectedAccount: false,
  overseasWarehouseId: null,
}

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:user:list', 'platform:user:create', 'platform:user:edit',
    'platform:user:status', 'platform:user:reset-password', 'platform:user:grant-role',
  ]
  useAccessPreviewStore().initializeAfterLogin()
  const wrapper = mount(InternalUsersView, {
    attachTo: document.body,
    global: { plugins: [pinia, ElementPlus] },
  })
  await flushPromises()
  return wrapper
}

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

describe('InternalUsersView platform internal user management', () => {
  it('renders row business actions as shared outlined text buttons', () => {
    expect(internalUsersSource).toContain('size="small" data-tone="neutral" @click="openEdit')
    expect(internalUsersSource).toContain('size="small" :data-tone="(row as PlatformManagedUser).status')
    expect(internalUsersSource).toMatch(/>\s*编辑\s*<\/el-button>/)
    expect(internalUsersSource).toContain(':data-tone=')
    expect(internalUsersSource).not.toContain('v-if="canChangeStatus" link')
  })

  it('uses the prototype-sized centered editor with a scrollable body and mobile single column', () => {
    expect(internalUsersSource).toContain('width="min(650px, calc(100vw - 28px))"')
    expect(internalUsersSource).toContain(':global(.internal-user-editor-dialog .el-dialog__body) { min-height: 0; overflow-y: auto; }')
    expect(internalUsersSource).toContain(':global(.internal-user-editor-dialog .el-dialog__footer) { flex: 0 0 auto; }')
    expect(internalUsersSource).toContain('@media (max-width: 720px)')
    expect(internalUsersSource).toContain('.form-grid.two-cols { grid-template-columns: 1fr; }')
  })
  beforeEach(() => {
    vi.stubGlobal('ResizeObserver', ResizeObserverStub)
    document.body.innerHTML = ''
    vi.mocked(listPlatformManagedUsers).mockReset().mockResolvedValue({
      records: [user], page: 1, size: 10, total: 21, pages: 3,
    })
    vi.mocked(getPlatformUserOptions).mockReset().mockResolvedValue({
      tenants: [
        { id: '0', name: '平台', status: 'ACTIVE' },
        { id: '10001', name: '华远贸易', status: 'ACTIVE' },
      ],
      roles: [
        { id: '40', tenantId: '0', roleCode: 'PLATFORM_OPERATOR', name: '运营管理员', status: 'ACTIVE' },
        { id: '41', tenantId: '10001', roleCode: 'CUSTOMER_ADMIN', name: '客户管理员', status: 'ACTIVE' },
      ],
    })
    vi.mocked(listSharedReceivingOverseasWarehouseOptions).mockReset().mockResolvedValue([
      { id: '90071992547409931', warehouseCode: 'LAX-01', warehouseName: '洛杉矶收货仓', countryCode: 'US' },
    ])
    vi.mocked(createPlatformManagedUser).mockReset().mockResolvedValue(user)
    vi.mocked(updatePlatformManagedUser).mockReset().mockResolvedValue(user)
  })

  it('loads a server page and only renders internal-user fields', async () => {
    const wrapper = await mountView()

    expect(listPlatformManagedUsers).toHaveBeenCalledOnce()
    expect(listPlatformManagedUsers).toHaveBeenCalledWith({ page: 1, size: 10 })
    expect(getPlatformUserOptions).toHaveBeenCalledOnce()
    expect(wrapper.text()).toContain('zhangwei')
    expect(wrapper.text()).toContain('张伟')
    expect(wrapper.text()).toContain('运营管理员')
    expect(wrapper.text()).toContain('2026-06-01 10:30')
    expect(wrapper.find('[aria-label="用户筛选"]').exists()).toBe(true)
    expect(wrapper.find('[aria-label="内部用户列表"]').exists()).toBe(true)
    expect(wrapper.text()).toContain('共 21 条')
    expect(wrapper.text()).toContain('查询')
    expect(wrapper.text()).toContain('重置')
    expect(wrapper.text()).not.toContain('认证用户 ID')
    expect(wrapper.text()).not.toContain('成员编号')
    expect(wrapper.text()).not.toContain('所属租户')
    expect(wrapper.text()).not.toContain('华远贸易')
  })

  it('opens an internal-user form without a tenant selector', async () => {
    const wrapper = await mountView()
    const createButton = wrapper.findAll('button').find((button) => button.text().trim() === '新增用户')
    await createButton?.trigger('click')
    await flushPromises()

    expect(document.querySelector('input[placeholder="登录用户名"]')).not.toBeNull()
    expect(document.querySelector('input[placeholder="真实姓名"]')).not.toBeNull()
    expect(document.querySelector('input[placeholder="手机号码"]')).not.toBeNull()
    expect(document.querySelector('input[placeholder="邮箱地址"]')).not.toBeNull()
    expect(document.body.textContent).not.toContain('所属租户')
    expect(document.body.textContent).toContain('初始密码')
    expect(document.body.textContent).toContain('确认添加')
  })

  it('requires a shared receiving warehouse for OVERSEAS_WAREHOUSE_PDA_OPERATOR', async () => {
    vi.mocked(getPlatformUserOptions).mockResolvedValueOnce({
      tenants: [{ id: '0', name: '平台', status: 'ACTIVE' }],
      roles: [
        { id: '40', tenantId: '0', roleCode: 'PLATFORM_OPERATOR', name: '运营管理员', status: 'ACTIVE' },
        { id: '4000005', tenantId: '0', roleCode: 'OVERSEAS_WAREHOUSE_PDA_OPERATOR', name: '海外仓 PDA 作业员', status: 'ACTIVE' },
      ],
    })
    const wrapper = await mountView()
    await wrapper.findAll('button').find((button) => button.text().trim() === '新增用户')?.trigger('click')
    await flushPromises()

    expect(document.body.textContent).not.toContain('实际海外收货仓')
    const roleSelect = wrapper.findAllComponents({ name: 'ElSelect' })
      .find((component) => component.props('placeholder') === '选择角色')
    expect(roleSelect).toBeDefined()
    roleSelect?.vm.$emit('update:modelValue', ['4000005'])
    await flushPromises()

    expect(listSharedReceivingOverseasWarehouseOptions).toHaveBeenCalledOnce()
    expect(document.body.textContent).toContain('实际海外收货仓')
    const warehouseSelect = wrapper.findAllComponents({ name: 'ElSelect' })
      .find((component) => component.props('placeholder') === '请选择平台共享海外收货仓')
    expect(warehouseSelect).toBeDefined()
  })

  it('uses the stable role code instead of localized role names to activate the warehouse binding', () => {
    expect(internalUsersSource).toContain("role.roleCode === 'OVERSEAS_WAREHOUSE_PDA_OPERATOR'")
    expect(internalUsersSource).toContain('overseasWarehouseId: hasOverseasPdaRole.value ? form.overseasWarehouseId : null')
    expect(internalUsersSource).not.toContain("role.name === '海外仓 PDA 作业员'")
  })

  it('preserves the picker warehouse binding when editing a OVERSEAS_WAREHOUSE_PDA_OPERATOR user', async () => {
    const pickerUser: PlatformManagedUser = {
      ...user,
      roleIds: ['4000005'],
      roleNames: ['海外仓 PDA 作业员'],
      overseasWarehouseId: '90071992547409931',
    }
    vi.mocked(listPlatformManagedUsers).mockResolvedValueOnce({
      records: [pickerUser], page: 1, size: 10, total: 1, pages: 1,
    })
    vi.mocked(getPlatformUserOptions).mockResolvedValueOnce({
      tenants: [{ id: '0', name: '平台', status: 'ACTIVE' }],
      roles: [{ id: '4000005', tenantId: '0', roleCode: 'OVERSEAS_WAREHOUSE_PDA_OPERATOR', name: '海外仓 PDA 作业员', status: 'ACTIVE' }],
    })
    vi.mocked(updatePlatformManagedUser).mockResolvedValueOnce(pickerUser)

    const wrapper = await mountView()
    const setupState = (wrapper.vm.$ as unknown as {
      setupState: { openEdit: (row: PlatformManagedUser) => void }
    }).setupState
    setupState.openEdit(pickerUser)
    await flushPromises()
    await wrapper.findAll('button').find((button) => button.text().trim() === '保存修改')?.trigger('click')
    await flushPromises()

    expect(updatePlatformManagedUser).toHaveBeenCalledWith('30', {
      displayName: '张伟',
      phone: '13800138000',
      email: 'zhangwei@example.com',
      tenantId: '0',
      roleIds: ['4000005'],
      overseasWarehouseId: '90071992547409931',
    })
  })

  it('clears a warehouse binding after switching away from OVERSEAS_WAREHOUSE_PDA_OPERATOR', async () => {
    vi.mocked(getPlatformUserOptions).mockResolvedValueOnce({
      tenants: [{ id: '0', name: '平台', status: 'ACTIVE' }],
      roles: [
        { id: '40', tenantId: '0', roleCode: 'PLATFORM_OPERATOR', name: '运营管理员', status: 'ACTIVE' },
        { id: '4000005', tenantId: '0', roleCode: 'OVERSEAS_WAREHOUSE_PDA_OPERATOR', name: '海外仓 PDA 作业员', status: 'ACTIVE' },
      ],
    })
    const wrapper = await mountView()
    const setupState = (wrapper.vm.$ as unknown as {
      setupState: {
        openCreate: () => void
        form: { roleIds: string[]; overseasWarehouseId: string }
      }
    }).setupState
    setupState.openCreate()
    setupState.form.roleIds = ['4000005']
    await flushPromises()
    setupState.form.overseasWarehouseId = '90071992547409931'

    setupState.form.roleIds = ['40']
    await flushPromises()

    expect(setupState.form.overseasWarehouseId).toBe('')
    expect(document.body.textContent).not.toContain('实际海外收货仓')
  })

  it('submits the selected picker warehouse as an unchanged long-id string', async () => {
    vi.mocked(getPlatformUserOptions).mockResolvedValueOnce({
      tenants: [{ id: '0', name: '平台', status: 'ACTIVE' }],
      roles: [{ id: '4000005', tenantId: '0', roleCode: 'OVERSEAS_WAREHOUSE_PDA_OPERATOR', name: '海外仓 PDA 作业员', status: 'ACTIVE' }],
    })
    const wrapper = await mountView()
    const setupState = (wrapper.vm.$ as unknown as {
      setupState: {
        openCreate: () => void
        saveUser: () => Promise<void>
        form: Record<string, unknown>
      }
    }).setupState
    setupState.openCreate()
    Object.assign(setupState.form, {
      username: 'overseas_picker_dev',
      displayName: '海外仓操作员',
      phone: '17512095155',
      email: 'overseas_picker_dev@qq.com',
      roleIds: ['4000005'],
      overseasWarehouseId: '90071992547409931',
      password: 'ChangeMe123!',
      confirmPassword: 'ChangeMe123!',
      status: 'ACTIVE',
    })
    await flushPromises()
    await setupState.saveUser()

    expect(createPlatformManagedUser).toHaveBeenCalledWith({
      username: 'overseas_picker_dev',
      displayName: '海外仓操作员',
      phone: '17512095155',
      email: 'overseas_picker_dev@qq.com',
      tenantId: '0',
      roleIds: ['4000005'],
      overseasWarehouseId: '90071992547409931',
      password: 'ChangeMe123!',
      status: 'ACTIVE',
    })
  })

  it('requests server-side pages and filters instead of slicing locally', async () => {
    const wrapper = await mountView()
    await wrapper.find('button[aria-label="第 2 页"]').trigger('click')
    await flushPromises()

    expect(listPlatformManagedUsers).toHaveBeenLastCalledWith({ page: 2, size: 10 })

    await wrapper.find('input[aria-label="用户关键词"]').setValue('  张伟  ')
    const searchButton = wrapper.findAll('button').find((button) => button.text().trim() === '查询')
    await searchButton?.trigger('click')
    await flushPromises()

    expect(listPlatformManagedUsers).toHaveBeenLastCalledWith({ page: 1, size: 10, keyword: '张伟' })
  })

  it('shows a recoverable API error without fake users', async () => {
    vi.mocked(listPlatformManagedUsers).mockRejectedValueOnce(new Error('Gateway unavailable'))
    const wrapper = await mountView()

    expect(wrapper.text()).toContain('内部用户列表加载失败，请稍后重试')
    expect(wrapper.text()).not.toContain('Gateway unavailable')
    expect(wrapper.text()).toContain('重新加载')
    expect(wrapper.text()).not.toContain('zhangwei')
  })
})