captain-ui/es/ajax/src/ajax.js

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import rawAjax from 'zan-ajax';
/**
 * 确保请求的参数正确
 */

function normalizeArguments(url, options) {
  if (typeof url === 'string') {
    options = options || {};
    options.url = url;
    return options;
  }

  return url;
}

var ajaxConfig = {
  transformRequest: function transformRequest(config) {
    if (config.xhrFields && config.xhrFields.withCredentials) {
      config.withCredentials = true;
      delete config.xhrFields;
    }

    return config;
  }
};

function ajax(url, options) {
  var ajaxOptions = normalizeArguments(url, options);
  var promise = rawAjax(ajaxOptions, ajaxConfig); // 默认超时30秒

  if (ajaxOptions.timeout === undefined) {
    ajaxOptions.timeout = 30000;
  }

  return promise.then(function (rawResp) {
    return rawResp.data;
  }, function (rawResp) {
    var error = rawResp.response;

    if (error && error.data) {
      return Promise.reject(error.data);
    }

    var msg = rawResp.message || '网络请求错误';
    var code = 99999;
    return Promise.reject({
      msg: msg,
      code: code
    });
  });
}

ajax.CancelToken = rawAjax.CancelToken;
export default ajax;