export type MerchantTenantStatus = 'PROFILE_REQUIRED' | 'PENDING' | 'ACTIVE' | 'REJECTED' | 'DISABLED'

export interface TenantPermissionItem {
  code: string
  label: string
  description: string
}

export interface TenantPermissionGroup {
  key: string
  label: string
  items: TenantPermissionItem[]
}

export const REQUIRED_TENANT_PERMISSION_CODES = ['account:profile:view', 'dashboard:view'] as const

export const TENANT_PERMISSION_GROUPS: readonly TenantPermissionGroup[] = [
  {
    key: 'account',
    label: '个人账号',
    items: [{ code: 'account:profile:view', label: '维护我的信息', description: '所有企业成员默认可用，可查看并维护自己的资料和登录密码' }],
  },
  {
    key: 'dashboard',
    label: '业务总览',
    items: [{ code: 'dashboard:view', label: '查看总览', description: '所有企业成员默认可用，可查看企业统计和最近订单' }],
  },
  {
    key: 'finance',
    label: '财务账单',
    items: [{ code: 'finance:bill:view', label: '查看客户账单', description: '查看本企业账单、收款记录和未收余额；不包含任何财务写操作' }],
  },
  {
    key: 'orders',
    label: '头程订单',
    items: [
      { code: 'order:first-leg:list', label: '查看订单', description: '查看本企业头程订单列表和详情' },
      { code: 'order:first-leg:create', label: '创建订单', description: '新建并保存订单草稿' },
      { code: 'order:first-leg:quick-create', label: '快速下单', description: '使用快速下单页面生成订单草稿，不包含提交订单权限' },
      { code: 'order:first-leg:edit', label: '编辑订单', description: '编辑本企业尚未提交的订单草稿' },
      { code: 'order:first-leg:submit', label: '提交订单', description: '提交草稿进入平台审核' },
      { code: 'order:first-leg:cancel', label: '取消订单', description: '在允许的状态下取消订单' },
    ],
  },
  {
    key: 'company',
    label: '企业资料',
    items: [
      { code: 'company:profile:view', label: '查看资料', description: '查看企业、联系人和资质资料' },
      { code: 'company:profile:edit', label: '编辑资料', description: '维护企业联系信息和业务地址' },
      { code: 'company:qualification:upload', label: '更新资质', description: '上传或更新企业资质文件' },
    ],
  },
  {
    key: 'members',
    label: '企业成员',
    items: [
      { code: 'company:member:list', label: '查看成员', description: '查看本企业成员列表' },
      { code: 'company:member:write', label: '维护成员', description: '新增、编辑、启停企业成员' },
      { code: 'company:member:reset-password', label: '重置密码', description: '重置企业成员登录密码' },
    ],
  },
  {
    key: 'roles',
    label: '角色与权限',
    items: [
      { code: 'company:role:list', label: '查看角色', description: '查看本企业角色列表' },
      { code: 'company:role:write', label: '维护角色', description: '新增、编辑、启停企业角色' },
      { code: 'company:permission:list', label: '查看权限', description: '查看角色拥有的菜单和操作权限' },
      { code: 'company:permission:assign', label: '分配权限', description: '为本企业角色分配菜单及操作权限' },
    ],
  },
]

export const FRONTEND_TO_MERCHANT_PERMISSION_CODES: Readonly<Record<string, readonly string[]>> = {
  'order:first-leg:list': ['merchant:order:list', 'merchant:order:view'],
  'order:first-leg:create': ['merchant:order:create'],
  'order:first-leg:quick-create': ['merchant:order:quick-create', 'merchant:order:create'],
  'order:first-leg:edit': ['merchant:order:edit'],
  'order:first-leg:submit': ['merchant:order:submit'],
  'order:first-leg:cancel': ['merchant:order:cancel'],
  'company:profile:view': ['merchant:profile:view'],
  'company:profile:edit': ['merchant:profile:edit'],
  'company:qualification:upload': ['merchant:qualification:upload'],
  'company:member:list': ['merchant:member:list'],
  'company:member:write': ['merchant:member:create', 'merchant:member:edit', 'merchant:member:grant-role', 'merchant:member:status'],
  'company:member:reset-password': ['merchant:member:reset-password'],
  'company:role:list': ['merchant:role:list'],
  'company:role:write': ['merchant:role:create', 'merchant:role:edit', 'merchant:role:status', 'merchant:role:delete'],
  'company:permission:list': ['merchant:role:list'],
  'company:permission:assign': ['merchant:role:grant'],
  'finance:bill:view': ['merchant:finance:statement:list', 'merchant:finance:statement:view'],
}

export const FRONTEND_PERMISSIONS_REQUIRING_ALL_BACKEND_CODES = new Set<string>([
  'finance:bill:view',
  'order:first-leg:quick-create',
])

export function hasMappedMerchantPermission(frontendCode: string, grantedBackendCodes: ReadonlySet<string>) {
  const backendCodes = FRONTEND_TO_MERCHANT_PERMISSION_CODES[frontendCode]
  if (!backendCodes?.length) return grantedBackendCodes.has(frontendCode)
  return FRONTEND_PERMISSIONS_REQUIRING_ALL_BACKEND_CODES.has(frontendCode)
    ? backendCodes.every((code) => grantedBackendCodes.has(code))
    : backendCodes.some((code) => grantedBackendCodes.has(code))
}