微信小程序网络封装

/**
 * 请求头
 */
var header = {
  "content-type": "application/x-www-form-urlencoded",
  Authorization: "Bearer " + wx.getStorageSync("token"),
};

/**
 * 供外部post请求调用
 */
function post(url, params, onSuccess, onFailed) {
  console.log("请求方式：", "POST");
  request(url, params, "POST", onSuccess, onFailed);
}

/**
 * 供外部get请求调用
 */
function get(url, params, onSuccess, onFailed) {
  console.log("请求方式：", "GET");
  request(url, params, "GET", onSuccess, onFailed);
}

/**
 * function: 封装网络请求
 * @url URL地址
 * @params 请求参数
 * @method 请求方式：GET/POST
 * @onSuccess 成功回调
 * @onFailed  失败回调
 */

function request(url, params, method, onSuccess, onFailed) {
  console.log("请求url：" + url);
  wx.showLoading({
    title: "正在加载中...",
  });
  console.log("请求头：", header);
  wx.request({
    url: url,
    data: dealParams(params),
    method: method,
    header: header,
    success: function (res) {
      wx.hideLoading();
      console.log("响应：", res.data);

      if (res.data) {
        /** start 根据需求 接口的返回状态码进行处理 */
        if (res.statusCode == 200) {
          onSuccess(res.data); //request success
        } else {
          onFailed(res.data.message); //request failed
        }
        /** end 处理结束*/
      }
    },
    fail: function (error) {
      onFailed(""); //failure for other reasons
    },
  });
}

/**
 * function: 根据需求处理请求参数：添加固定参数配置等
 * @params 请求参数
 */
function dealParams(params) {
  console.log("请求参数:", params);
  return params;
}

// 1.通过module.exports方式提供给外部调用
module.exports = {
  postRequest: post,
  getRequest: get,
};

var http = require("../../httputils.js"); //相对路径

var prams = {
  username: "1111",
  password: "123456",
};
http.postRequest(
  "https://www.baidu.com",
  prams,
  function (res) {},
  function (err) {}
);