import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest'
import { mount } from '@vue/test-utils'
import { createRouter, createMemoryHistory } from 'vue-router'
import MenuManagement from '@/views/system/MenuManagement.vue'

vi.mock('vue-router')
vi.mock('element-plus', () => ({
  ElMessage: {
    success: vi.fn(),
    error: vi.fn(),
  },
  ElMessageBox: {
    confirm: vi.fn(),
  },
}))

vi.mock('@/api/menu.api', () => ({
  menuApi: {
    getAll: vi.fn(),
    create: vi.fn(),
    update: vi.fn(),
    delete: vi.fn(),
  },
}))

vi.mock('@/utils/request', () => {
  const mockRequest = {
    get: vi.fn(),
    post: vi.fn(),
    put: vi.fn(),
    delete: vi.fn(),
  }
  
  mockRequest.get.mockResolvedValue([])
  mockRequest.post.mockResolvedValue({})
  mockRequest.put.mockResolvedValue({})
  mockRequest.delete.mockResolvedValue({})
  
  return {
    default: mockRequest,
  }
})

describe('MenuManagement Component', () => {
  let router: any
  let wrapper: any

  beforeEach(() => {
    router = createRouter({
      history: createMemoryHistory(),
      routes: [
        { path: '/', component: { template: '<div>Home</div>' } },
      ],
    })

    vi.clearAllMocks()
  })

  afterEach(() => {
    if (wrapper) {
      wrapper.unmount()
    }
  })

  describe('component initialization', () => {
    it('should render menu management container', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(wrapper.find('.menu-management').exists()).toBe(true)
    })

    it('should initialize with empty data source', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(wrapper.vm.dataSource).toBeDefined()
      expect(Array.isArray(wrapper.vm.dataSource)).toBe(true)
    })

    it('should initialize with loading state false', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(wrapper.vm.loading).toBeDefined()
      expect(typeof wrapper.vm.loading).toBe('boolean')
    })

    it('should initialize with modal visible false', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(wrapper.vm.modalVisible).toBe(false)
    })

    it('should initialize with empty form state', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(wrapper.vm.formState.menuName).toBe('')
      expect(wrapper.vm.formState.menuType).toBe('C')
      expect(wrapper.vm.formState.perms).toBe('')
      expect(wrapper.vm.formState.component).toBe('')
      expect(wrapper.vm.formState.orderNum).toBe(0)
      expect(wrapper.vm.formState.status).toBe('0')
    })
  })

  describe('add menu functionality', () => {
    it('should have handleAdd method', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(typeof wrapper.vm.handleAdd).toBe('function')
    })
  })

  describe('edit menu functionality', () => {
    it('should have handleEdit method', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(typeof wrapper.vm.handleEdit).toBe('function')
    })
  })

  describe('delete menu functionality', () => {
    it('should have handleDelete method', () => {
      wrapper = mount(MenuManagement, {
        global: {
          plugins: [router],
          stubs: {
            'el-card': true,
            'el-button': true,
            'el-table': true,
            'el-table-column': true,
            'el-tag': true,
            'el-dialog': true,
            'el-form': true,
            'el-form-item': true,
            'el-input': true,
            'el-input-number': true,
            'el-select': true,
            'el-option': true,
            'el-icon': true,
          },
        },
      })

      expect(typeof wrapper.vm.handleDelete).toBe('function')
    })
  })
})
