hair/src/utils/request.js

import config from "../config/index.js";

function getdata(data) {
  let text = "";
  for (const key in data) {
    text += key + "=" + data[key] + "&";
  }
  text ? (text = "?" + text) : "";
  text = text.replace(/&$/, "");
  return text;
}

export default function (ori) {
  let baseurl = config.base[ori.urlType || "defaultURl"];
  let url = baseurl + ori.url + getdata(ori.data || {});
  return new Promise((resolve, reject) => {
    var xhttp;
    if (window.XMLHttpRequest) xhttp = new XMLHttpRequest();
    else if (window.ActiveXObject)
      xhttp = new window.ActiveXObject("Microsoft.XMLHTTP");
    let method = ori.method.toUpperCase();
    xhttp.open(method, url, true);
    xhttp.setRequestHeader("Content-type", "application/json");
    method === "GET" ? xhttp.send() : xhttp.send(JSON.stringify(ori.data));
    xhttp.onreadystatechange = function () {
      if (this.readyState != 4 || this.status != 200) return;
      let data = {};
      try {
        data =
          this.responseText !== "null"
            ? JSON.parse(this.responseText || "{}")
            : {};
      } catch (err) {
        console.error(err);
        reject(err);
      }
      if (data.code === 0) resolve(data.data);
      else reject(data);
    };
  });
}