/**
 * 客户管理 API（文档：GET/POST /customer/*，admin 同源）
 */
import { axiosInstance } from '@/api/rbac'
import { assertBusinessOk, omsUrl, parseListPayload, unwrapData } from '@/api/oms/common'

export type CustomerStatus = 0 | 1 | 2

export type CustomerGroup = 0 | 1 | 2 | 3 | 4 | 5

export interface CustomerDto {
  id?: string | number
  parentCustomerId?: number | null
  userId?: number
  customerCode?: string
  customerName?: string
  wechatAvatar?: string
  wechatAvatarUrl?: string
  wechatNickname?: string
  email?: string
  phone?: string
  balance?: number
  accountBalance?: number
  totalQuota?: number
  usedQuota?: number
  status?: CustomerStatus
  remark?: string
  createTime?: string
  createdAt?: string
  createBy?: string
  createdBy?: string
  updateTime?: string
  updateBy?: string
  salesman?: string | number
  salesPerson?: string | number
  customerService?: string | number
  customerGroup?: CustomerGroup
  memberLevelId?: number | null
  memberLevelName?: string
  lastLoginIp?: string
  lastOnlineIp?: string
  lastLoginTime?: string
  lastOnlineTime?: string
  role?: string | number
}

export interface CustomerListParams {
  page?: number
  pageSize?: number
  keyword?: string
  status?: number
  customerGroup?: number
  salesman?: string
  customerService?: string
}

export interface CustomerPagedResult {
  items: CustomerDto[]
  total: number
}

function mapUpdateBody(id: string | number, data: Partial<CustomerDto>) {
  return {
    id,
    customerCode: data.customerCode,
    customerName: data.customerName,
    wechatAvatar: data.wechatAvatarUrl ?? data.wechatAvatar,
    wechatNickname: data.wechatNickname,
    email: data.email,
    phone: data.phone,
    balance: data.accountBalance ?? data.balance,
    totalQuota: data.totalQuota,
    usedQuota: data.usedQuota,
    status: data.status,
    role: data.role,
    remark: data.remark,
    salesman: data.salesman ?? data.salesPerson,
    customerService: data.customerService,
    customerGroup: data.customerGroup,
    memberLevelId: data.memberLevelId,
  }
}

export interface CustomerServiceAdvisorDto {
  name?: string
  wechatId?: string
  wechatQrCode?: string
}

export const CustomerService = {
  async getList(params: CustomerListParams): Promise<CustomerPagedResult> {
    const res = await axiosInstance.get(omsUrl('/customer/list'), { params })
    return parseListPayload(res.data)
  },

  async getById(id: string | number): Promise<CustomerDto> {
    const res = await axiosInstance.get(omsUrl('/customer/get'), { params: { id } })
    return unwrapData<CustomerDto>(res.data)
  },

  async getServiceAdvisor(): Promise<CustomerServiceAdvisorDto> {
    const res = await axiosInstance.get(omsUrl('/customer/service-advisor'))
    return unwrapData<CustomerServiceAdvisorDto>(res.data)
  },

  async createSub(
    data: Partial<CustomerDto> & { password?: string; permissions?: string[] }
  ): Promise<void> {
    const body = {
      customerCode: data.customerCode,
      customerName: data.customerName,
      wechatAvatar: data.wechatAvatarUrl ?? data.wechatAvatar,
      wechatNickname: data.wechatNickname,
      phone: data.phone,
      email: data.email,
      password: data.password,
      balance: data.accountBalance ?? data.balance ?? 0,
      totalQuota: data.totalQuota ?? 0,
      usedQuota: data.usedQuota ?? 0,
      status: data.status ?? 1,
      remark: data.remark,
      salesman: data.salesman ?? data.salesPerson,
      customerService: data.customerService,
      customerGroup: data.customerGroup ?? 0,
      memberLevelId: data.memberLevelId,
      permissions: data.permissions ?? [],
    }
    const r = await axiosInstance.post(omsUrl('/customer/sub/create'), body)
    assertBusinessOk(r.data)
  },

  async create(data: Partial<CustomerDto> & { password?: string; inviteCode?: string }): Promise<void> {
    const body = {
      customerCode: data.customerCode || undefined,
      customerName: data.customerName,
      wechatAvatar: data.wechatAvatarUrl ?? data.wechatAvatar,
      wechatNickname: data.wechatNickname,
      phone: data.phone,
      email: data.email,
      password: data.password,
      balance: data.accountBalance ?? data.balance,
      totalQuota: data.totalQuota,
      usedQuota: data.usedQuota,
      status: data.status ?? 1,
      role: data.role,
      remark: data.remark,
      salesman: data.salesman ?? data.salesPerson,
      customerService: data.customerService,
      customerGroup: data.customerGroup ?? 0,
      memberLevelId: data.memberLevelId,
      inviteCode: data.inviteCode?.trim() || undefined,
    }
    const r = await axiosInstance.post(omsUrl('/customer/create'), body)
    assertBusinessOk(r.data)
  },

  async update(id: string | number, data: Partial<CustomerDto>): Promise<void> {
    const r = await axiosInstance.post(omsUrl('/customer/update'), mapUpdateBody(id, data))
    assertBusinessOk(r.data)
  },

  async delete(id: string | number): Promise<void> {
    const r = await axiosInstance.post(omsUrl('/customer/delete'), { id })
    assertBusinessOk(r.data)
  },

  async resetPassword(id: string | number, newPassword: string): Promise<void> {
    const r = await axiosInstance.post(omsUrl('/customer/reset-password'), { id, newPassword })
    assertBusinessOk(r.data)
  },

  async omsLogin(customerId: string | number): Promise<{
    accessToken: string
    refreshToken?: string | null
    expiresIn?: number
  }> {
    const r = await axiosInstance.post(omsUrl('/rbac/auth/customer-oms-login'), {
      customerId: Number(customerId),
    })
    const data = unwrapData<any>(r.data)
    return {
      accessToken: data.accessToken ?? data.AccessToken ?? '',
      refreshToken: data.refreshToken ?? data.RefreshToken ?? null,
      expiresIn: data.expiresIn ?? data.ExpiresIn,
    }
  },

  buildCustomerSsoUrl(result: {
    accessToken: string
    refreshToken?: string | null
  }): string {
    const params = new URLSearchParams({
      sso: '1',
      accessToken: result.accessToken,
    })
    if (result.refreshToken) {
      params.set('refreshToken', result.refreshToken)
    }
    return `${window.location.origin}/?${params.toString()}`
  },
}