import { describe, it, expect, beforeEach, vi } from 'vitest'

// navigation → Taro 只透传最终参数，mock 记录调用
const mockNavigateTo = vi.hoisted(() => vi.fn())
const mockReLaunch = vi.hoisted(() => vi.fn())
const mockRedirectTo = vi.hoisted(() => vi.fn())
const mockSwitchTab = vi.hoisted(() => vi.fn())
vi.mock('@tarojs/taro', () => ({
  default: {
    navigateTo: mockNavigateTo,
    reLaunch: mockReLaunch,
    redirectTo: mockRedirectTo,
    switchTab: mockSwitchTab,
    navigateBack: vi.fn()
  }
}))

// store mock：authState 可变，支持模拟已登录/未登录两种状态
const authState = vi.hoisted(() => ({ token: null as string | null }))
vi.mock('@/store', () => ({
  store: {
    getState: () => ({ auth: { token: authState.token } })
  }
}))

// storage mock：内存 Map，用于验证 store 未恢复时的兜底读取
const mem = vi.hoisted(() => new Map<string, unknown>())
vi.mock('@/utils/storage', () => ({
  storage: {
    get: <T>(key: string): T | null => (mem.has(key) ? (mem.get(key) as T) : null),
    set: <T>(key: string, value: T): void => { mem.set(key, value) },
    remove: (key: string): void => { mem.delete(key) }
  }
}))

import { navigateTo, reLaunch, redirectTo, switchTab } from '@/utils/navigation'
import { isProtectedPage } from '@/utils/auth'
import { ROUTES } from '@/constants/routes'

beforeEach(() => {
  authState.token = null
  mem.clear()
  mockNavigateTo.mockClear()
  mockReLaunch.mockClear()
  mockRedirectTo.mockClear()
  mockSwitchTab.mockClear()
})

describe('navigation 登录守卫', () => {
  it('未登录 navigateTo 受保护页：url 被改写为登录页', () => {
    navigateTo(ROUTES.FAMILY)
    expect(mockNavigateTo).toHaveBeenCalledWith({ url: ROUTES.LOGIN })
  })

  it('未登录 reLaunch/redirectTo 到受保护页被守卫（tab 页在游客白名单放行）', () => {
    reLaunch(ROUTES.DEVICE_ADD)
    redirectTo(ROUTES.FAMILY)
    expect(mockReLaunch).toHaveBeenCalledWith({ url: ROUTES.LOGIN })
    expect(mockRedirectTo).toHaveBeenCalledWith({ url: ROUTES.LOGIN })
  })

  it('未登录 switchTab 到 tab 页：放行（游客模式白名单，微信审核要求）', () => {
    switchTab(ROUTES.EVENT)
    expect(mockSwitchTab).toHaveBeenCalledWith({ url: ROUTES.EVENT })
  })

  it('已登录 navigateTo：原样放行', () => {
    authState.token = 'tk-1'
    navigateTo(ROUTES.FAMILY)
    expect(mockNavigateTo).toHaveBeenCalledWith({ url: ROUTES.FAMILY })
  })

  it('未登录访问登录页：放行（登录页在公开名单）', () => {
    navigateTo(ROUTES.LOGIN)
    expect(mockNavigateTo).toHaveBeenCalledWith({ url: ROUTES.LOGIN })
  })

  it('带 query 的受保护页：跳登录页不带残留参数', () => {
    navigateTo(`${ROUTES.FAMILY_DETAIL}?id=3`)
    expect(mockNavigateTo).toHaveBeenCalledWith({ url: ROUTES.LOGIN })
  })

  it('store 无 token 但 storage 有（冷启动兜底）：放行', () => {
    mem.set('auth_token', 'tk-saved')
    navigateTo(ROUTES.HOME)
    expect(mockNavigateTo).toHaveBeenCalledWith({ url: ROUTES.HOME })
  })
})

describe('isProtectedPage', () => {
  it('登录页与四个 tab 页返回 false（游客可浏览），其余页面返回 true', () => {
    expect(isProtectedPage(ROUTES.LOGIN)).toBe(false)
    expect(isProtectedPage(ROUTES.HOME)).toBe(false)
    expect(isProtectedPage(ROUTES.DEVICE_LIST)).toBe(false)
    expect(isProtectedPage(ROUTES.EVENT)).toBe(false)
    expect(isProtectedPage(ROUTES.MINE)).toBe(false)
    expect(isProtectedPage(ROUTES.FAMILY)).toBe(true)
    expect(isProtectedPage(`${ROUTES.LOGIN}?from=xxx`)).toBe(false)
  })
})