import {
  assertVipPaymentMethod,
  normalizeVipCapability,
  normalizeVipOrders,
  normalizeVipPackages,
  normalizeVipPaymentOrder,
  normalizeVipPaymentStatus
} from './vip-contract.js'
import {
  createRequestError,
  requestStrict
} from './request-client.js'

const assertVipId = (value, field) => {
  const id = value === undefined || value === null ? '' : String(value)
  if (!/^[1-9]\d*$/.test(id)) {
    throw createRequestError(`${field}无效`, 'VIP_REQUEST_INVALID')
  }
  return id
}

export const vipApi = {
  async getVipCapability(requestOptions = {}) {
    const capability = await requestStrict({
      url: '/genealogy/app/vip/capability',
      method: 'GET'
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipCapability(capability)
  },

  async getVipPackages(requestOptions = {}) {
    const packages = await requestStrict({
      url: '/genealogy/app/vip/packages',
      method: 'GET'
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipPackages(packages)
  },

  async getVipOrders(requestOptions = {}) {
    const orders = await requestStrict({
      url: '/genealogy/app/vip/orders',
      method: 'GET'
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipOrders(orders)
  },

  async createVipOrder(packageId, genealogyId = '', paymentMethod, requestId, requestOptions = {}) {
    if (typeof requestId !== 'string' || !requestId.trim() || requestId.length > 64) {
      throw createRequestError('VIP 下单请求号无效', 'VIP_REQUEST_INVALID')
    }
    const order = await requestStrict({
      url: '/genealogy/app/vip/orders',
      method: 'POST',
      data: {
        packageId: assertVipId(packageId, 'VIP 套餐标识'),
        ...(genealogyId ? { genealogyId: assertVipId(genealogyId, '家谱标识') } : {}),
        paymentMethod: assertVipPaymentMethod(paymentMethod),
        requestId: requestId.trim()
      }
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipPaymentOrder(order, paymentMethod)
  },

  async getVipPaymentStatus(transactionId, requestOptions = {}) {
    const status = await requestStrict({
      url: `/genealogy/app/vip/orders/${assertVipId(transactionId, '支付流水标识')}/payment`,
      method: 'GET'
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipPaymentStatus(status)
  },

  async closeVipPayment(transactionId, requestOptions = {}) {
    const status = await requestStrict({
      url: `/genealogy/app/vip/orders/${assertVipId(transactionId, '支付流水标识')}/close`,
      method: 'POST'
    }, {
      requestController: requestOptions.requestController ?? null
    })
    return normalizeVipPaymentStatus(status)
  }
}