import before from '@/utils/api/web/request/before'
import afterReturning from './afterReturning'
import afterThrowing from './afterThrowing'
// #ifdef H5
import axios, { AxiosStatic, AxiosRequestConfig, AxiosResponse } from 'axios'
// #endif
// let axios: AxiosStatic = null
// if (config.common.isH5) {
//   const Axios = await import('axios')
//   axios = Axios.default
// }
const setRequestResult = ({ options, resolve, reject }) => {
  const rv = {
    // 响应成功
    success(res) {
      if (options.urlObj.isUpload) {
        res.data = JSON.parse(res.data)
      }
      resolve(res)
    },
    // 响应失败
    fail(err) {
      const rejectInfo = afterThrowing.main({
        options,
        errInfo: err as UniApp.RequestSuccessCallbackResult,
        errType: enums.ErrorType.net,
      })
      reject(rejectInfo)
    },
  }
  options.uur.success = rv.success
  options.uur.fail = rv.fail
}

const http = async <T>(options: IRequestOption) => {
  if (store.common.data.mockScenes) {
    const curMocks = mock.request
    const curMock = curMocks[store.common.data.mockScenes][options.urlObj.name]
    if (curMock) {
      // store.webapi[options.urlObj.group][options.urlObj.name].set(enums.ReqState.success)
      return curMock.data
    }
  }
  if (options.urlObj.isUpload) {
    options.ext.choosFiles = await func.native.choose({ count: options.ext.fileCount })
  }
  await before.main(options)
  // 1. 返回 Promise 对象
  return new Promise<any>((resolve, reject) => {
    setRequestResult({ options, resolve, reject })
    if (options.urlObj.isUpload) {
      uni.uploadFile(options.uur as UniApp.UploadFileOption)
    } else {
      // #ifdef H5
      axios<any, UniApp.RequestSuccessCallbackResult & AxiosResponse>({
        ...options.uur,
        headers: options.uur.header,
      } as AxiosRequestConfig<any>)
        .then((res) => {
          res.statusCode = res.status
          options.uur.success(res)
        })
        .catch(options.uur.fail)
      // #endif
      // #ifndef H5

      uni.request(options.uur as UniApp.RequestOptions)
      // #endif
    }
  }).then((res) => {
    // 接口请求正常
    if (res.statusCode === 200) {
      // 业务逻辑正确
      if (res.data.code === 0) {
        return afterReturning.main({ options, res: res.data })
      } else {
        return afterThrowing.main({ options, res: res.data, errType: enums.ErrorType.business })
      }
    } else {
      return afterThrowing.main({ options, errInfo: res, errType: enums.ErrorType.net })
    }
  })
}

/**
 * GET 请求
 * @param url 后台地址
 * @param query 请求query参数
 * @returns
 */
const httpGet = <T>(options: IRequestOption) => {
  options.uur.method = 'GET'
  return http<T>(options)
}

const httpPost = <T>(options: IRequestOption) => {
  options.uur.method = 'POST'
  return http<T>(options)
}

export default {
  http,
  get: httpGet,
  post: httpPost,
}