从web工程迁移公用代码

.gitignore

@@ -2,11 +2,11 @@ node_modules/
 .expo/
 ios/build/
 android/.gradle
-android/.idea
 android/build/
 android/app/build/
 npm-debug.*
 *.iml
+.idea
 
 npm-debug.log
 yarn-error.log

package.json

@@ -34,6 +34,9 @@
   "dependencies": {
     "antd-mobile": "^2.0.0",
     "dva-core": "^1.1.0",
+    "fastjson_ref_resolver": "0.0.3",
+    "lodash": "latest",
+    "moment": "^2.19.1",
     "react": "^16.0.0-beta.5",
     "react-native": "^0.49.3",
     "react-navigation": "^1.0.0-beta.14",

src/services/datasource.js

+import { mapKeys, toPairs, isUndefined, isString, partial } from 'lodash';
+import request from '../utils/request';
+import post from '../utils/post';
+import { normParams } from '../utils/http-helper';
+import { split } from '../utils/filter';
+import config from '../utils/config';
+
+const parseFilters = filtersIn => (filtersIn || []).filter(({ filter }) => !!filter).map(({ key, filter }) => [
+  split(key, false).map(value => `f-${value}`).join('|'),
+  filter,
+]);
+
+export const datasourceApi = (coordinate) => {
+  const { containerType, containerName, datasourceName } = isString(coordinate) ? {
+    containerType: 'global',
+    moduleName: coordinate,
+  } : (coordinate || {});
+  if (containerType === 'global') {
+    return {
+      query: partial(calcGlobalDatasource, datasourceName),
+      count: partial(countGlobalDatasource, datasourceName),
+      cursor: partial(cursorGlobalDatasource, datasourceName),
+      meta: partial(getGlobalDatasourceMeta, datasourceName),
+      update: partial(updateGlobalDatasource, datasourceName),
+      create: partial(createGlobalDatasource, datasourceName),
+      remove: partial(removeGlobalDatasource, datasourceName),
+      validateUpdate: partial(validateUpdateGlobalDatasource, datasourceName),
+      validateCreate: partial(validateCreateGlobalDatasource, datasourceName),
+      validateRemove: partial(validateRemoveGlobalDatasource, datasourceName),
+    };
+  } else if (containerType === 'module') {
+    return {
+      query: partial(calcModuleDatasource, containerName, datasourceName),
+      count: partial(countModuleDatasource, containerName, datasourceName),
+      cursor: partial(cursorModuleDatasource, containerName, datasourceName),
+      meta: partial(getModuleDatasourceMeta, containerName, datasourceName),
+      update: partial(updateModuleDatasource, containerName, datasourceName),
+      create: partial(createModuleDatasource, containerName, datasourceName),
+      remove: partial(removeModuleDatasource, containerName, datasourceName),
+      validateUpdate: partial(validateUpdateModuleDatasource, containerName, datasourceName),
+      validateCreate: partial(validateCreateModuleDatasource, containerName, datasourceName),
+      validateRemove: partial(validateRemoveModuleDatasource, containerName, datasourceName),
+    };
+  } else {
+    throw new Error(`Unsupported containerType: ${containerType}`);
+  }
+};
+
+const makeQueryParams = ({ pst, psz, filters = [], sortBys = [], sortTypes = [], params = {} }) => {
+  let stBy = sortBys.join(',');
+  stBy = stBy || undefined;
+  let stType = sortTypes.join(',');
+  stType = stType || undefined;
+  return [
+    ...toPairs({ pst, psz, stBy, stType }),
+    ...parseFilters(filters),
+    ...normParams(mapKeys(params, (v, k) => `p-${k}`)),
+  ].filter(v => v && !isUndefined((v[1])));
+};
+
+const makeParams = (otherParams, { filters = [], sortBys = [], sortTypes = [], params = {} }) => {
+  return [
+    ...toPairs(otherParams),
+    ...makeQueryParams({ filters, sortBys, sortTypes, params }),
+  ].filter(v => v && !isUndefined((v[1])));
+};
+
+export async function calcGlobalDatasource(name, { pst, psz, filters = [], sortBys = [], sortTypes = [], params = {}, dmPath }) {
+  return request(`${config.apiContextPath}/api/datasource/${name}`, makeParams({ pst, psz, dmPath }, { filters, sortBys, sortTypes, params }));
+}
+
+export async function countGlobalDatasource(name, { filters = [], params = {}, dmPath }) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/count`, makeParams({ dmPath }, { filters, params }));
+}
+
+export async function cursorGlobalDatasource(name, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/cursor`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function validateUpdateGlobalDatasource(name, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/update/validate`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function updateGlobalDatasource(name, key, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/datasource/${name}/update`, {
+    key,
+    params,
+    dmPath,
+  });
+}
+
+export async function validateCreateGlobalDatasource(name, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/create/validate`, makeParams({ dmPath }, { params }));
+}
+
+export async function createGlobalDatasource(name, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/datasource/${name}/create`, {
+    params,
+    dmPath,
+  });
+}
+
+export async function validateRemoveGlobalDatasource(name, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/remove/validate`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function removeGlobalDatasource(name, key, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/datasource/${name}/remove`, {
+    key,
+    params,
+    dmPath,
+  });
+}
+
+export async function getGlobalDatasourceMeta(name) {
+  return request(`${config.apiContextPath}/api/datasource/${name}/meta`);
+}
+
+export async function calcModuleDatasource(mdName, dsName, { pst, psz, filters = [], sortBys = [], sortTypes = [], params = {}, dmPath }) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}`, makeParams({ pst, psz, dmPath }, { filters, sortBys, sortTypes, params }));
+}
+
+export async function countModuleDatasource(mdName, dsName, { filters = [], params = {}, dmPath }) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/count`, makeParams({ dmPath }, { filters, params }));
+}
+
+export async function cursorModuleDatasource(mdName, dsName, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/cursor`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function validateUpdateModuleDatasource(mdName, dsName, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/update/validate`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function updateModuleDatasource(mdName, dsName, key, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/update`, {
+    key,
+    params,
+    dmPath,
+  });
+}
+
+export async function validateCreateModuleDatasource(mdName, dsName, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/create/validate`, makeParams({ dmPath }, { params }));
+}
+
+export async function createModuleDatasource(mdName, dsName, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/create`, {
+    params,
+    dmPath,
+  });
+}
+
+export async function validateRemoveModuleDatasource(mdName, dsName, key, params = {}, dmPath) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/remove/validate`, makeParams({ key, dmPath }, { params }));
+}
+
+export async function removeModuleDatasource(mdName, dsName, key, params = {}, dmPath) {
+  return post(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/remove`, {
+    key,
+    params,
+    dmPath,
+  });
+}
+
+export async function getModuleDatasourceMeta(mdName, dsName) {
+  return request(`${config.apiContextPath}/api/module/user/${mdName}/datasource/${dsName}/meta`);
+}
+

src/services/domain.js

+/* eslint-disable no-param-reassign */
+import request from '../utils/request';
+import post from '../utils/post';
+import config from '../utils/config';
+import { getDomain } from '../utils/auth';
+
+export async function fetchDomains(basePath, withRoot = false) {
+  if (!basePath) {
+    const domain = await getDomain();
+    if (!domain) {
+      throw new Error('Not set domain yet!');
+    }
+    basePath = domain.path;
+  }
+  const rootDomainInfo = withRoot ? await request(`${config.apiContextPath}/api/domain/user/info`, { dmPath: basePath }) : null;
+  const childrenDomainInfoList = await request(`${config.apiContextPath}/api/domain/user/children-info`, { dmPath: basePath });
+  let infoList;
+  if (rootDomainInfo && childrenDomainInfoList) {
+    infoList = [
+      rootDomainInfo,
+      ...childrenDomainInfoList,
+    ];
+  } else if (rootDomainInfo) {
+    infoList = [rootDomainInfo];
+  } else if (childrenDomainInfoList) {
+    infoList = childrenDomainInfoList;
+  } else {
+    infoList = [];
+  }
+  return infoList;
+}
+
+export async function switchDomain(path) {
+  return post(`${config.apiContextPath}/api/domain/user/path`, { dmPath: path });
+}
+
+export async function currentDomain() {
+  return request(`${config.apiContextPath}/api/domain/user/info`);
+}

src/services/login.js

+import Fingerprint from 'fingerprintjs';
+import post from '../utils/post';
+import request from '../utils/request';
+import config from '../utils/config';
+
+
+export async function login(payload) {
+  const data = {};
+  data.type = payload.type;
+  if (data.type === 'userName') {
+    data.data = payload.userName;
+  }
+  if (payload.authType === 'password') {
+    data.authRequest = {
+      type: payload.authType,
+      parameters: {
+        cipher: payload.password,
+      },
+    };
+  }
+  data.tokenInfo = {
+    productId: 'big-machine-web-front',
+    deviceId: `${new Fingerprint({ ie_activex: true }).get()}`,
+  };
+  return post(`${config.apiContextPath}/api/auth/login`, data, {}, {}, false);
+}
+
+export async function userInfo() {
+  return request(`${config.apiContextPath}/api/user/info`);
+}

src/utils/auth.js

+/**
+ * Created by yaohx_169 on 2017/6/8.
+ */
+import { cookie } from './config';
+import { AsyncStorage } from 'react-native';
+
+export async function getToken() {
+  return AsyncStorage.getItem(cookie.token);
+}
+
+export async function setToken(token) {
+  return AsyncStorage.setItem(cookie.token, token);
+}
+
+export async function delToken() {
+  return AsyncStorage.removeItem(cookie.token);
+}
+
+export async function getUser() {
+  return {
+    id: await AsyncStorage.getItem(cookie.userId),
+    name: await AsyncStorage.getItem(cookie.userName),
+  };
+}
+
+export async function setUser(id, name) {
+  await AsyncStorage.setItem(cookie.userId, id);
+  await AsyncStorage.setItem(cookie.userName, name);
+}
+
+export async function delUser() {
+  await AsyncStorage.removeItem(cookie.userId);
+  await AsyncStorage.removeItem(cookie.userName);
+}
+
+export async function getDomain() {
+  return {
+    name: await AsyncStorage.getItem(cookie.domainName),
+    path: await AsyncStorage.getItem(cookie.domainPath),
+  };
+}
+
+export async function setDomain(name, path) {
+  await AsyncStorage.setItem(cookie.domainName, name);
+  await AsyncStorage.setItem(cookie.domainPath, path);
+}
+
+export async function delDomain() {
+  await AsyncStorage.removeItem(cookie.domainName);
+  await AsyncStorage.removeItem(cookie.domainPath);
+}
+
+export async function isAuthed() {
+  return getToken().then(result => !!result);
+}
+
+export async function hasDomain() {
+  return getDomain().then(result => !!result);
+}

src/utils/delete.js

+import _ from 'lodash';
+import { fetch } from './polyfill';
+import { encrypt } from './helper';
+import { errors } from './error';
+import { getToken } from './auth';
+import { checkStatus, normParams, parseObject } from './http-helper';
+
+const defaultOptions = {
+  headers: { Accept: 'application/json' },
+};
+
+/**
+ * Requests a URL, returning a promise.
+ *
+ * @param  {string} url       The URL we want to request
+ * @param auth
+ * @param params
+ * @param  {object} [options] The options we want to pass to "fetch"
+ * @return {object}           An object containing either "data" or "err"
+ */
+export default async function doDelete(url, params = {}, options = {}, auth = true) {
+  let token;
+  if (auth) {
+    token = await getToken();
+    if (!token) {
+      return Promise.reject(errors.tokenMissing());
+    }
+    token = encrypt(token);
+  }
+  let queryParams = token ? [...normParams(params), ['token', token]] : normParams(params);
+  queryParams = queryParams.map(([k, v]) => (_.isNil(v) ? k : `${k}=${encodeURIComponent(v)}`));
+  queryParams = queryParams.join('&');
+  let realUrl = url;
+  if (queryParams) {
+    realUrl = `${url}?${queryParams}`;
+  }
+  const realOptions = _.defaults(options, defaultOptions);
+  realOptions.method = 'DELETE';
+  return fetch(realUrl, realOptions)
+    .then(checkStatus)
+    .then(parseObject);
+}
+

src/utils/filter.js

+const findSep = (value, offset = 0) => {
+  const find = value.indexOf('|', offset);
+  if (find !== -1) {
+    let count = 0;
+    let from = find;
+    while (value[--from] === '#') ++count;
+    if ((count & 1) === 1) {
+      return findSep(value, find + 1);
+    } else {
+      return find;
+    }
+  } else {
+    return -1;
+  }
+};
+
+const transform = (value) => {
+  const find = value.indexOf('#');
+  if (find !== -1) {
+    const left = value.slice(0, find);
+    const me = value[find + 1] ? value[find + 1] : '';
+    const right = value.slice(find + 2);
+    return `${left}${me}${transform(right)}`;
+  } else {
+    return value;
+  }
+};
+
+export const split = (value, unescape = true) => {
+  const ret = [];
+  let offset = 0;
+  let posSep = -1;
+  do {
+    posSep = findSep(value, offset);
+    if (posSep !== -1) {
+      if (unescape) {
+        ret.push(transform(value.slice(offset, posSep)));
+      } else {
+        ret.push(value.slice(offset, posSep));
+      }
+      offset = posSep + 1;
+    }
+  } while (posSep !== -1);
+  if (unescape) {
+    ret.push(transform(value.slice(offset)));
+  } else {
+    ret.push(value.slice(offset));
+  }
+  return ret;
+};
+

src/utils/helper.js

+import moment from 'moment';
+import _ from 'lodash';
+import { createJSEncrypt } from './jsencrypt';
+import config from './config';
+
+const { contextPath, pubKey } = config;
+
+export function setCookie(name, value, options = {}) {
+  const { path, domain, expires } = options;
+  if (name) {
+    const expireSet = expires ? ` expires=${moment().add(expires, 'ms').toDate().toUTCString()};` : '';
+    const domainSet = domain ? ` domain=${domain};` : '';
+    const pathSet = path ? ` path=${path};` : '';
+    const valueSet = value ? `${name}=${encodeURIComponent(value)};` : '';
+    document.cookie = `${valueSet}${expireSet}${domainSet};${pathSet}`; // eslint-disable-line
+  }
+}
+
+export function getCookie(name) {
+  const reg = new RegExp(`(^|)${name}=([^;]*)(;|$)`);
+  const arr = document.cookie.match(reg); // eslint-disable-line
+  if (arr) {
+    return decodeURIComponent(arr[2]);
+  } else {
+    return null;
+  }
+}
+
+export function delCookie(name, { domain, path } = {}) {
+  if (getCookie(name)) {
+    const domainSet = domain ? ` domain=${domain};` : '';
+    const pathSet = path ? ` path=${path};` : '';
+    document.cookie = `${name}=; expires=Thu, 01-Jan-70 00:00:01 GMT;${pathSet}${domainSet}`; // eslint-disable-line
+  }
+}
+
+export function setLocalStorge(key, value) {
+  return localStorage.setItem(key, JSON.stringify(value)); // eslint-disable-line
+}
+
+export function getLocalStorge(key) {
+  return JSON.parse(localStorage.getItem(key)); // eslint-disable-line
+}
+
+export function delLocalStorge(key) {
+  return localStorage.removeItem(key); // eslint-disable-line
+}
+
+export function locationOrigin(withContext = true) {
+  return `${location.protocol}//${location.hostname}${location.port ? ':' + location.port : ''}${withContext ? contextPath : ''}`; // eslint-disable-line
+}
+
+export function currentPath() {
+  let path = location.pathname; // eslint-disable-line
+  if (!path) {
+    path = '/';
+  }
+  if (path[0] !== '/') {
+    path = `/${path}`;
+  }
+  if (path.slice(0, contextPath.length) === contextPath) {
+    return path.slice(contextPath.length);
+  } else {
+    return '/';
+  }
+}
+
+export function fullPath(path) {
+  return `${contextPath}${path}`;
+}
+
+export function encrypt(text) {
+  const jsEncrypt = createJSEncrypt();
+  jsEncrypt.setPublicKey(pubKey);
+  let out = jsEncrypt.encryptLong(text);
+  out = out.split('=')[0];
+  out = out.replace(/\+/g, '-');
+  return out.replace(/\//g, '_');
+}
+
+/**
+ * @param name {String}
+ * @return  {String}
+ */
+export function queryURL(name) {
+  const reg = new RegExp(`(^|&)${name}=([^&]*)(&|$)`, 'i');
+// eslint-disable-next-line no-undef
+  const r = window ? window.location.search.substr(1).match(reg) : null;
+  if (r !== null) return decodeURI(r[2]);
+  return null;
+}
+
+export function padDigits(number, digits) {
+  return new Array(Math.max(digits - String(number).length + 1, 0)).join('0') + number;
+}
+
+export function is(obj, type) {
+  return (type === 'Null' && obj === null) ||
+    (type === 'Undefined' && obj === void 0) || // eslint-disable-line no-void
+    (type === 'Number' && isFinite(obj)) ||
+    Object.prototype.toString.call(obj).slice(8, -1) === type;
+}
+
+export function makePromise0(thunk) {
+  return new Promise((resolve) => {
+    thunk(data => resolve(data));
+  });
+}
+
+export function makePromise1(thunk) {
+  return new Promise((resolve, reject) => {
+    thunk(err => reject(err), data => resolve(data));
+  });
+}
+
+export function filterValidParams(params) {
+  return _.pickBy(params, _.negate(_.isUndefined));
+}
+

src/utils/http-helper.js

+import _ from 'lodash';
+import { Resolver } from 'fastjson_ref_resolver';
+
+export function checkStatus(response) {
+  if (response.status >= 200 && response.status < 300) {
+    return response;
+  }
+  return response.json().then((data) => {
+    const error = new Error(data.message ? data.message : response.statusText);
+    error.data = data;
+    throw error;
+  });
+}
+
+export function normParams(unnormed) {
+  if (_.isPlainObject(unnormed)) {
+    return _(unnormed).toPairs().flatMap(([k, v]) => (_.isArray(v) ? v.map(vv => [k, vv]) : [[k, v]])).value();
+  } else {
+    return unnormed;
+  }
+}
+
+// eslint-disable-next-line max-len
+export function parseObject(response, {
+  num2str = false, bool2str = false, nul2str = false, ud2str = false, nil2str = false,
+} = {}) {
+  if (response.status === 204) { // no-content
+    return null;
+  } else {
+    const contentType = response.headers.get('content-type');
+    if (contentType) {
+      const needMap = num2str || bool2str || nul2str || ud2str || nil2str;
+      const mapStr = (value) => {
+        if (num2str && _.isNumber(value)) {
+          return value.toString();
+        }
+        if (bool2str && _.isBoolean(value)) {
+          return value.toString();
+        }
+        if (nul2str && _.isNull(value)) {
+          return '';
+        }
+        if (ud2str && _.isUndefined(value)) {
+          return '';
+        }
+        if (nil2str && _.isNil(value)) {
+          return '';
+        }
+        return value;
+      };
+      const mapObj = (obj, mapArrFunc) => {
+        if (_.isArray(obj)) {
+          return mapArrFunc(obj, mapObj);
+        }
+        if (_.isPlainObject(obj)) {
+          return _.mapValues(obj, (val) => {
+            const ret = mapStr(val);
+            return mapObj(ret, mapArrFunc);
+          });
+        }
+        return obj;
+      };
+      const mapArr = (arr, mapObjFunc) => {
+        if (_.isPlainObject(arr)) {
+          return mapObjFunc(arr, mapArr);
+        }
+        if (_.isArray(arr)) {
+          return _.map(arr, (val) => {
+            const ret = mapStr(val);
+            return mapArr(ret, mapObjFunc);
+          });
+        }
+        return arr;
+      };
+      const mapValue = _.curry(mapObj)(_, mapArr);
+      if (contentType.indexOf('json') !== -1) {
+        return response.json()
+          .then((json) => {
+            if (json.errorCode === 0) {
+              let { data } = json;
+              if (_.isObjectLike(data)) {
+                data = new Resolver(json.data).resolve();
+              }
+              return needMap ? mapValue(data) : data;
+            } else {
+              throw new Error(json.message);
+            }
+          });
+      } else if (contentType.indexOf('xml') !== -1) {
+        return response.text().then((text) => {
+          return require.ensure([], (require) => {
+            const { parseString } = require('xml2js');
+            const options = {};
+            const json = JSON.parse(parseString(text, options));
+            return needMap ? mapValue(json) : json;
+          });
+        });
+      } else if (contentType.indexOf('text') !== -1) {
+        return response.text();
+      } else {
+        throw new Error(`Unsupported response content type: ${contentType}`);
+      }
+    } else {
+      throw new Error('No response content type.');
+    }
+  }
+}

src/utils/polyfill.js

+/* eslint-disable prefer-destructuring */
+
+// noinspection JSUnresolvedVariable
+export const fetch = global.fetch;

src/utils/post.js

+/* eslint-disable no-param-reassign */
+import _ from 'lodash';
+import { fetch } from './polyfill';
+import { encrypt } from './helper';
+import { checkStatus, normParams, parseObject } from './http-helper';
+import { getToken } from './auth';
+import { errors } from './error';
+
+const defaultOptions = {
+  headers: {
+    Accept: 'application/json',
+  },
+};
+
+
+export default async function post(url, data, params = {}, options = {}, auth = true) {
+  if (!data) {
+    data = {};
+  }
+  if (auth) {
+    const token = await getToken();
+    if (!token) {
+      return Promise.reject(errors.tokenMissing());
+    }
+    data.token = encrypt(token);
+  }
+  let queryParams = normParams(params);
+  queryParams = queryParams.map(([k, v]) => (_.isNil(v) ? k : `${k}=${encodeURIComponent(v)}`));
+  queryParams = queryParams.join('&');
+  let realUrl = url;
+  if (queryParams) {
+    realUrl = `${url}?${queryParams}`;
+  }
+  const realOptions = _.defaults(options, defaultOptions);
+  if (!realOptions.headers) {
+    realOptions.headers = {
+      Accept: 'application/json',
+    };
+  }
+  realOptions.headers['Content-Type'] = 'application/json';
+  realOptions.method = 'POST';
+  realOptions.body = JSON.stringify(data);
+  return fetch(realUrl, realOptions)
+    .then(checkStatus)
+    .then(parseObject);
+}

src/utils/request.js

+import _ from 'lodash';
+import { fetch } from './polyfill';
+import { encrypt } from './helper';
+import { getToken } from './auth';
+import { errors } from './error';
+import { checkStatus, normParams, parseObject } from './http-helper';
+
+const defaultOptions = {
+  headers: { Accept: 'application/json' },
+};
+
+/**
+ * Requests a URL, returning a promise.
+ *
+ * @param  {string} url       The URL we want to request
+ * @param auth
+ * @param params
+ * @param  {object} [options] The options we want to pass to "fetch"
+ * @return {object}           An object containing either "data" or "err"
+ */
+export default async function request(url, params = {}, options = {}, auth = true) {
+  let token;
+  if (auth) {
+    token = await getToken();
+    if (!token) {
+      return Promise.reject(errors.tokenMissing());
+    }
+    token = encrypt(token);
+  }
+  let queryParams = token ? [...normParams(params), ['token', token]] : normParams(params);
+  queryParams = queryParams.map(([k, v]) => (_.isNil(v) ? k : `${k}=${encodeURIComponent(v)}`));
+  queryParams = queryParams.join('&');
+  let realUrl = url;
+  if (queryParams) {
+    realUrl = `${url}?${queryParams}`;
+  }
+  return fetch(realUrl, _.defaults(options, defaultOptions))
+    .then(checkStatus)
+    .then(parseObject);
+}
+