CjyTravel/plugin/util/AjaxProxy.js

import ajax from "./Ajax";

// true 启用代理, false 禁用代理
const UseProxy = false;

// 代理服务器地址.
const AjaxProxyHost = "http://localhost:8080";
// api 前缀.
const ApiProxy = "/api/v1";

function getApiUrl(srcUrl) {
  let sep = '/';
  if (srcUrl.indexOf(ApiProxy) !== 0) {
    if (srcUrl.indexOf('/')===0){
      // 包含 /
      sep = ''
    }
    srcUrl = ApiProxy + sep + srcUrl
  }

  return srcUrl
}

// 创建一个 ajax 代理
function NewProxy() {
  return {
    callbackMap: {},
    //  request_id, url, param , method, content_type , param
    requestList: [],
    get: function (url, data = undefined, success = undefined) {
      if (!UseProxy) {
        ajax.get(url, data, success);
        return;
      }

      let requestId = this.requestList.length;
      let obj = {};
      obj.request_id = requestId;
      obj.method = "get";
      obj.url = getApiUrl(url);
      if (typeof data === "function") {
        this.callbackMap[requestId] = data;
        obj.param = null;
      } else {
        this.callbackMap[requestId] = success;
        obj.param = data;
      }
      this.requestList.push(obj);

    },
    post: function (url, data, success = undefined) {
      if (!UseProxy) {
        ajax.post(url, data, success);
        return;
      }
      let requestId = this.requestList.length;
      let obj = {};
      obj.request_id = requestId;
      obj.method = "post";
      obj.url = getApiUrl(url);
      this.callbackMap[requestId] = success;
      obj.param = data;
      this.requestList.push(obj);
    },
    send: function () {

      if (!UseProxy) {
        return;
      }

      let t = this;
      ajax.ajax({
        method: 'post',
        url: AjaxProxyHost + '/request-proxy',
        header: {
          'Content-Type': 'application/json;charset=utf-8'
        },
        data: t.requestList,
        success: function (resp) {
          let m = t.callbackMap;

          if (resp.code === 200 || resp.code === 0) {
            for (let id in resp.data) {
              let func = m[id];
              if (func) {
                func(resp.data[id].data)
              } else {
                console.log(id + " 回调为空！！")
              }
            }
          } else {
            console.log(resp);
            alert("出错了！！")
          }
        }
      });
      // 执行完毕后 清空 requestList.
      t.requestList = [];
    }
  }
}

// 全局的 ajax proxy 变量
const $ = NewProxy();
// 全局的 ajax proxy 变量
export {$}
export default {
  NewProxy
}