import { flushPromises, mount } from '@vue/test-utils'
import ElementPlus, { ElMessage } from 'element-plus'
import { beforeEach, describe, expect, test, vi } from 'vitest'
import Users from './Users.vue'
import { organizationsApi } from '../api/organizations'

const RoleSelectStub = {
  props: {
    modelValue: Array,
    multiple: Boolean
  },
  emits: ['update:modelValue'],
  template: '<div data-test="role-select" :data-multiple="multiple"><slot /></div>'
}

const RoleOptionStub = {
  props: ['label', 'value', 'disabled'],
  template: '<span class="role-option">{{ label }}</span>'
}

const usersStore = vi.hoisted(() => ({
  users: [],
  loading: false,
  page: { currentPage: 1, pageSize: 20, total: 0, totalPages: 1 },
  fetchUsers: vi.fn(),
  createUser: vi.fn(),
  updateUser: vi.fn(),
  deleteUser: vi.fn()
}))

vi.mock('../stores/users', () => ({ useUsersStore: () => usersStore }))
vi.mock('../stores/auth', () => ({ useAuthStore: () => ({ isAdmin: true }) }))
vi.mock('../api/organizations', () => ({
  organizationsApi: {
    listRoles: vi.fn()
  }
}))

function mountUsers() {
  return mount(Users, {
    global: {
      plugins: [ElementPlus],
      stubs: { teleport: true, ElSelect: RoleSelectStub, ElOption: RoleOptionStub }
    }
  })
}

describe('用户管理角色', () => {
  beforeEach(() => {
    usersStore.users = [{
      id: 7,
      username: 'zhangsan',
      description: '测试用户',
      created_at: '2026-09-16T09:00:00+08:00',
      roles: [
        { id: 2, code: 'warehouse_admin', name: '仓库管理员', enabled: true, permissions: [] },
        { id: 3, code: 'purchaser', name: '采购人员', enabled: true, permissions: [] }
      ]
    }]
    usersStore.fetchUsers.mockReset()
    organizationsApi.listRoles.mockResolvedValue({
      data: [
        { id: 2, code: 'warehouse_admin', name: '仓库管理员', enabled: true, permissions: [] },
        { id: 3, code: 'purchaser', name: '采购人员', enabled: true, permissions: [] }
      ]
    })
  })

  test('列表显示用户的所有中文角色名称', async () => {
    const wrapper = mount(Users, {
      global: {
        plugins: [ElementPlus],
        stubs: { teleport: true, ElSelect: RoleSelectStub, ElOption: RoleOptionStub }
      }
    })
    await flushPromises()

    expect(wrapper.text()).toContain('仓库管理员')
    expect(wrapper.text()).toContain('采购人员')
    expect(wrapper.text()).not.toContain('普通用户')
    wrapper.unmount()
  })

  test('新增和编辑使用角色与权限中的多选角色', async () => {
    const wrapper = mount(Users, {
      global: {
        plugins: [ElementPlus],
        stubs: { teleport: true, ElSelect: RoleSelectStub, ElOption: RoleOptionStub }
      }
    })
    await flushPromises()
    const addButton = wrapper.findAll('button').find(button => button.text().includes('新增用户'))
    await addButton.trigger('click')
    await flushPromises()

    const roleSelect = wrapper.findComponent(RoleSelectStub)
    expect(roleSelect.props('multiple')).toBe(true)
    expect(wrapper.text()).toContain('仓库管理员')
    expect(wrapper.text()).toContain('采购人员')
    wrapper.unmount()
  })
})

describe('新增用户后列表与搜索框保持一致', () => {
  beforeEach(() => {
    usersStore.fetchUsers.mockReset()
    usersStore.createUser.mockReset()
    usersStore.updateUser.mockReset()
    usersStore.createUser.mockResolvedValue({ data: {} })
    usersStore.updateUser.mockResolvedValue({ data: {} })
    organizationsApi.listRoles.mockResolvedValue({ data: [] })
    vi.spyOn(ElMessage, 'success').mockImplementation(() => {})
  })

  // store 里新建后的那次刷新是刻意清空筛选的（好让刚建的用户出现在列表里），页面这份
  // 状态（搜索框）必须跟着一起清空：否则会出现搜索框写着用户名、列表却是全量的
  // 表里不一，用户会把全量列表当成筛选结果。
  test('新增用户成功后搜索框要清空', async () => {
    const wrapper = mountUsers()
    await flushPromises()
    const state = wrapper.vm.$.setupState

    await wrapper.find('.search-bar input').setValue('zhangsan')
    await flushPromises()
    expect(state.searchKeyword).toBe('zhangsan')

    state.form.username = 'lisi'
    state.form.password = '123456'
    state.form.role_ids = [2]
    await state.handleSave()
    await flushPromises()

    expect(usersStore.createUser).toHaveBeenCalled()
    expect(state.searchKeyword).toBe('')
    wrapper.unmount()
  })

  // 编辑走的是「沿用搜索」那条路：刷新后列表仍是筛选结果，搜索框不该被动。
  test('编辑用户成功后搜索框要保留', async () => {
    const wrapper = mountUsers()
    await flushPromises()
    const state = wrapper.vm.$.setupState

    await wrapper.find('.search-bar input').setValue('zhangsan')
    await flushPromises()

    state.editingId = 7
    state.form.username = 'zhangsan'
    state.form.role_ids = [2]
    await state.handleSave()
    await flushPromises()

    expect(usersStore.updateUser).toHaveBeenCalled()
    expect(state.searchKeyword).toBe('zhangsan')
    wrapper.unmount()
  })
})