import { describe, expect, it } from 'vitest'
import {
  adminNavigation,
  filterAdminNavigation,
  getFirstNavigationLeaf,
  getNavigationLeaves,
  type AdminNavigationNode,
} from './adminNavigation'

describe('adminNavigation', () => {
  it('keeps the latest prototype menu skeleton in source order and groups additions under general', () => {
    expect(adminNavigation.map((item) => item.title)).toEqual([
      '首页数据看板',
      '客户管理',
      '国内仓',
      '海外派送',
      '供应商中心',
      '货柜管理',
      '海外业务',
      '海外仓库存',
      '财务管理',
      '销售管理',
      '通用',
      '系统管理',
    ])
    expect(adminNavigation.find((item) => item.key === 'customers')?.children?.map((item) => item.title)).toEqual([
      '客户列表',
      '海外仓阶梯费用',
    ])
    expect(adminNavigation.find((item) => item.key === 'domestic-warehouse')?.children?.map((item) => item.title)).toEqual([
      '订单列表',
      '订单测量',
      '测量数据审核',
      '库位管理',
      '托盘管理',
      '整柜业务',
    ])
    expect(adminNavigation.find((item) => item.key === 'service-center')).toBeUndefined()
    expect(adminNavigation.find((item) => item.key === 'supplier-center')?.children?.map((item) => item.title)).toEqual([
      '供应商列表',
      '快递公司',
      '往来单位',
    ])
    expect(adminNavigation.find((item) => item.key === 'container-management')?.children?.map((item) => item.title)).toEqual([
      '订舱列表',
      '拖车列表',
      '货柜列表',
      '预装清单',
      '装柜清单',
    ])
    expect(adminNavigation.find((item) => item.key === 'overseas-inventory')?.children?.map((item) => item.title)).toEqual([
      '入库单',
      '换标单',
      '出库单',
      '托盘管理',
      '箱号管理',
      '产品库',
      '退货库存',
      '暂扣库存',
    ])
    expect(adminNavigation.find((item) => item.key === 'general')?.children?.map((item) => item.title)).toEqual([
      '产品信息',
      '费用项目',
      '仓库管理',
      '船期价格表',
      '车辆列表',
      '下载中心',
    ])
    expect(adminNavigation.find((item) => item.key === 'notifications')).toBeUndefined()
    expect(adminNavigation.find((item) => item.key === 'system')?.children?.map((item) => item.title)).toEqual([
      '用户管理',
      '角色权限',
      '租户管理',
      '品牌设置',
      '菜单权限',
    ])
  })

  it('assigns every page a unique path and only shares permissions backed by the API contract', () => {
    const leaves = getNavigationLeaves(adminNavigation)
    const paths = leaves.map((item) => item.path)
    const permissions = leaves.flatMap((item) => item.permission ? [item.permission] : [])

    expect(paths).toContain('/dashboard')
    expect(paths).toContain('/orders')
    expect(paths).not.toContain('/orders/first-leg')
    expect(paths).not.toContain('/inbounds')
    expect(paths).not.toContain('/first-leg-pricing/customer-rules')
    expect(paths).toContain('/downloads')
    expect(paths).not.toEqual(expect.arrayContaining(['/notifications/messages', '/notifications/templates', '/notifications/mine']))
    expect(paths).toContain('/master-data/fee-items')
    expect(paths).toContain('/container-loading')
    expect(paths).not.toContain('/container-loading/smart-loading')
    expect(paths).toContain('/loading-plans')
    expect(paths).toContain('/loading-lists')
    expect(paths).not.toContain('/port-schedules')
    expect(paths).not.toContain('/customs')
    expect(paths).not.toContain('/outbound-dispatches')
    expect(paths).not.toContain('/prototype/container-management/container-list')
    expect(paths).not.toContain('/prototype/container-management/preload-list')
    expect(paths).not.toContain('/prototype/container-management/manifest')
    expect(paths).not.toContain('/prototype/general/fee-items')
    expect(paths).toEqual(expect.arrayContaining([
      '/finance/customer-accounts',
      '/finance/customer-arap',
      '/finance/receivable-statistics',
      '/finance/customer-statements',
      '/finance/settlement-receivables',
      '/finance/settlement-payables',
    ]))
    expect(paths).not.toEqual(expect.arrayContaining(['/finance/bills', '/finance/receipts', '/finance/costs']))
    expect(paths).toContain('/prototype/system-management/brand-settings')
    expect(paths).toContain('/system/permissions')
    expect(new Set(paths).size).toBe(paths.length)
    const duplicatedPermissions = permissions.filter((permission, index) => permissions.indexOf(permission) !== index)
    expect(new Set(duplicatedPermissions)).toEqual(new Set())
    expect(leaves.every((item) => Boolean(item.icon))).toBe(true)
  })

  it('shows the five formal finance pages plus receivable statistics with real backend permissions', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set([
      'platform:finance:customer-account:list',
      'platform:finance:customer-arap:list',
      'platform:finance:receivable-statistics:list',
      'platform:finance:customer-statement:list',
      'platform:finance:settlement-ar:list',
      'platform:finance:settlement-ap:list',
    ]))

    expect(getNavigationLeaves(filtered).map((item) => item.path).filter((path) => path.startsWith('/finance/'))).toEqual([
      '/finance/customer-accounts',
      '/finance/customer-arap',
      '/finance/receivable-statistics',
      '/finance/customer-statements',
      '/finance/settlement-receivables',
      '/finance/settlement-payables',
    ])
  })

  it('filters protected pages without mutating the source tree', () => {
    const sourceSnapshot = JSON.stringify(adminNavigation, (key, value) => key === 'icon' ? '[icon]' : value)
    const filtered = filterAdminNavigation(adminNavigation, new Set(['platform:permission:list']))

    const paths = getNavigationLeaves(filtered).map((item) => item.path)
    expect(paths).toContain('/system/permissions')
    expect(paths).not.toContain('/prototype/finance/profit-report')
    expect(paths).not.toContain('/notifications/messages')
    expect(paths).not.toContain('/customers')
    expect(filtered.map((item) => item.title)).toEqual(['首页数据看板', '系统管理'])
    expect(filtered).not.toBe(adminNavigation)
    expect(filtered[0]).not.toBe(adminNavigation.find((item) => item.key === 'system'))
    expect(JSON.stringify(adminNavigation, (key, value) => key === 'icon' ? '[icon]' : value)).toBe(sourceSnapshot)
  })

  it('keeps hidden prototype nodes out of the live menu while preserving implemented placements', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set([
      'platform:firstleg:inbound:list',
      'platform:express:list',
      'platform:counterparty:list',
      'platform:warehouse:list',
    ]))
    const paths = getNavigationLeaves(filtered).map((item) => item.path)

    expect(filtered.map((item) => item.title)).toEqual(['首页数据看板', '国内仓', '供应商中心', '通用'])
    expect(paths).toEqual([
      '/dashboard',
      '/orders',
      '/master-data/express-companies',
      '/master-data/counterparties',
      '/warehouses',
    ])
    expect(paths).toContain('/dashboard')
    expect(paths).not.toContain('/orders/first-leg')
    expect(paths).not.toContain('/prototype/finance/profit-report')
  })

  it('keeps the merged customer entry for existing review-only roles', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set(['platform:customer:review']))

    expect(getNavigationLeaves(filtered).map((item) => item.path)).toContain('/customers')
  })

  it('shows the formal fee item page only with its view permission', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set(['firstleg:fee-item:view']))

    expect(getNavigationLeaves(filtered).map((item) => item.path)).toEqual(['/dashboard', '/master-data/fee-items'])
  })

  it('shows the public supplier list only with the list permission', () => {
    const visible = filterAdminNavigation(adminNavigation, new Set(['platform:supplier:list']))
    const missing = filterAdminNavigation(adminNavigation, new Set())

    expect(getNavigationLeaves(visible).map((item) => item.path)).toEqual(['/dashboard', '/suppliers'])
    expect(getNavigationLeaves(missing).map((item) => item.path)).toEqual(['/dashboard'])
  })

  it('shows container list and downstream lists without a standalone smart-loading menu', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set([
      'platform:firstleg:container:list',
      'platform:firstleg:preload:list',
      'platform:firstleg:loading-list:list',
    ]))

    expect(getNavigationLeaves(filtered).map((item) => item.path)).toEqual([
      '/dashboard',
      '/container-loading',
      '/loading-plans',
      '/loading-lists',
    ])
  })

  it('shows only the prototype-backed phase-three service center entries', () => {
    const filtered = filterAdminNavigation(adminNavigation, new Set([
      'platform:firstleg:ocean-booking:list',
      'platform:firstleg:port-schedule:list',
      'platform:firstleg:truck-appointment:list',
      'platform:firstleg:customs:list',
      'platform:firstleg:outbound-dispatch:list',
    ]))

    expect(getNavigationLeaves(filtered).map((item) => item.path)).toEqual([
      '/dashboard',
      '/ocean-bookings',
      '/trucking',
    ])
  })

  it('supports manually hiding a module without removing its route definition', () => {
    const filtered = filterAdminNavigation([{ key: 'hidden', title: '隐藏模块', icon: adminNavigation[0].icon, path: '/hidden', hidden: true }], new Set())

    expect(filtered).toEqual([])
  })

  it('keeps directories based on accessible descendants instead of a directory permission', () => {
    const nodes: AdminNavigationNode[] = [{
      key: 'operations',
      title: '运营管理',
      icon: adminNavigation[0].icon,
      permission: 'directory:denied',
      children: [{
        key: 'tracking',
        title: '轨迹管理',
        icon: adminNavigation[0].icon,
        path: '/tracking',
        permission: 'tracking:list',
      }],
    }]

    const filtered = filterAdminNavigation(nodes, new Set(['tracking:list']))

    expect(filtered).toHaveLength(1)
    expect(filtered[0].children?.[0].path).toBe('/tracking')
  })

  it('selects the first fallback leaf in strict depth-first configuration order', () => {
    const nodes: AdminNavigationNode[] = [{
      key: 'level-one',
      title: '一级目录',
      icon: adminNavigation[0].icon,
      children: [{
        key: 'level-two',
        title: '二级目录',
        icon: adminNavigation[0].icon,
        children: [{
          key: 'tracking',
          title: '轨迹管理',
          icon: adminNavigation[0].icon,
          path: '/tracking',
          permission: 'tracking:list',
        }],
      }, {
        key: 'reports',
        title: '报表管理',
        icon: adminNavigation[0].icon,
        path: '/reports',
        permission: 'reports:list',
      }],
    }]

    expect(getNavigationLeaves(nodes).map((item) => item.path)).toEqual(['/tracking', '/reports'])
    expect(getFirstNavigationLeaf(nodes)?.path).toBe('/tracking')
  })
})