printer-miniapp/src/utils/http.ts

import { CustomRequestOptions } from '@/interceptors/request'
import { useUserStore } from '@/store'
import { currRoute, currFullPath } from "@/utils"

export const http = <T>(options: CustomRequestOptions) => {
  // 1. 返回 Promise 对象
  return new Promise<IResData<T>>((resolve, reject) => {
    let temp = {
      ...options,
      dataType: 'json',
      // #ifndef MP-WEIXIN
      responseType: 'json',
      // #endif
      // 响应成功
      success(res) {
        // console.log("options.url:", options.url);
        // console.log("currRoute:", currRoute());
        // console.log("currFullPath:", currFullPath());
        // 状态码 2xx
        if (res.statusCode >= 200 && res.statusCode < 300) {
          // 特殊处理(非登录页 && 使用自动登录异常)
          if (options.url == "/api/wx/mini/login" && currRoute().path != "/pages/login/index" && res.statusCode == 200 && res.data.body.res == '1') {
            uni.setStorageSync("redirectPath", currFullPath())
            reject(res)
          }
          // 提取核心数据 res.data
          resolve(res.data as IResData<T>)
        } else if (res.statusCode === 401) {
          useUserStore().setToken("")
          if (options.url == "/api/wx/mini/login") {
            // 401错误(登录接口) -> 清理用户信息，跳转到登录页
            uni.setStorageSync("redirectPath", currFullPath())
            useUserStore().clearUserInfo()
            uni.reLaunch({ url: '/pages/login/index?isLogout=1' })
            reject(res)
          } else {
            // 401错误(非登录接口) -> 自动刷新token
            useUserStore().wxLogin().then((token) => {
              temp.header['X-ACCESS-TOKEN'] = token
              uni.request(temp)
            }).catch(() => {
              reject(res)
            })
          }
        } else {
          // 其他错误 -> 根据后端错误信息轻提示
          !options.hideErrorToast &&
            uni.showToast({
              icon: 'none',
              duration: 5000,
              title: (res.data as IResData<T>).message || '请求错误',
            })
          reject(res)
        }
      },
      // 响应失败
      fail(err) {
        if (!options.hideErrorToast) {
          uni.showToast({
            icon: 'none',
            title: '网络错误，换个网络试试',
          })
        }
        reject(err)
      },
    }
    uni.request(temp)
  })
}

/**
 * GET 请求
 * @param url 后台地址
 * @param query 请求query参数
 * @returns
 */
export const httpGet = <T>(url: string, query?: Record<string, any>) => {
  return http<T>({
    url,
    query,
    method: 'GET',
  })
}

/**
 * POST 请求
 * @param url 后台地址
 * @param data 请求body参数
 * @param query 请求query参数，post请求也支持query，很多微信接口都需要
 * @returns
 */
export const httpPost = <T>(
  url: string,
  data?: Record<string, any>,
  query?: Record<string, any>,
) => {
  return http<T>({
    url,
    query,
    data,
    method: 'POST',
  })
}

http.get = httpGet
http.post = httpPost