request.js 14 KB

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  1. /**
  2. * Shopro-request
  3. * @description api模块管理,loading配置,请求拦截,错误处理
  4. */
  5. import Request from 'luch-request';
  6. import { refreshToken } from '@/api/common';
  7. import { userStore } from '@/store/user'
  8. import { baseUrl, tenantId, apiPath } from './config'
  9. import { showAuthModal } from '@/hooks/useModal'
  10. import { rewardEventTrackClick } from '@/api/integral'
  11. import { getSuffixAfterPrefix } from '@/utils/prefixUrl'
  12. import { encryptionFun } from '@/utils/openEncryption'
  13. import { useSystem } from '@/store/system'
  14. import { sendError } from '@/api/system'
  15. import qs from 'qs'
  16. // 规则配置跟踪列表
  17. const RETURNED_API = '/admin-api/menduner/reward/event-track/click'
  18. let requestCompletionTrigger = []
  19. let clickTrigger = []
  20. const getEventList = () => {
  21. const eventRules = uni.getStorageSync('eventList')?.length ? JSON.parse(uni.getStorageSync('eventList')) : []
  22. requestCompletionTrigger = eventRules ? eventRules.filter(_e => _e.triggerType === '0') : []
  23. clickTrigger = eventRules ? eventRules.filter(_e => _e.triggerType === '1') : []
  24. }
  25. getEventList()
  26. const errorData = []
  27. const options = {
  28. // 显示操作成功消息 默认不显示
  29. showSuccess: false,
  30. // 成功提醒 默认使用后端返回值
  31. successMsg: '',
  32. // 显示失败消息 默认显示
  33. showError: true,
  34. // 失败提醒 默认使用后端返回信息
  35. errorMsg: '',
  36. // 显示请求时loading模态框 默认显示
  37. showLoading: true,
  38. // loading提醒文字
  39. loadingMsg: '加载中',
  40. // 需要授权才能请求 默认放开
  41. auth: false,
  42. // ...
  43. };
  44. // Loading全局实例
  45. let LoadingInstance = {
  46. target: null,
  47. count: 0,
  48. };
  49. /**
  50. * 关闭loading
  51. */
  52. function closeLoading() {
  53. if (LoadingInstance.count > 0) LoadingInstance.count--;
  54. if (LoadingInstance.count === 0) uni.hideLoading();
  55. }
  56. /**
  57. * @description 请求基础配置 可直接使用访问自定义请求
  58. */
  59. const http = new Request({
  60. // baseURL: baseUrl + apiPath,
  61. baseURL: baseUrl,
  62. timeout: 8000,
  63. method: 'GET',
  64. header: {
  65. Accept: 'text/json',
  66. 'Content-Type': 'application/json;charset=UTF-8',
  67. platform: 'WechatMiniProgram',
  68. 'Login-User-Type': 1
  69. },
  70. // #ifdef APP-PLUS
  71. sslVerify: false,
  72. // #endif
  73. // #ifdef H5
  74. // 跨域请求时是否携带凭证(cookies)仅H5支持(HBuilderX 2.6.15+)
  75. withCredentials: false,
  76. // #endif
  77. custom: options,
  78. });
  79. /**
  80. * @description 请求拦截器
  81. */
  82. http.interceptors.request.use(
  83. async (config) => {
  84. const useUserStore = userStore()
  85. // 自定义处理【auth 授权】:必须登录的接口,则跳出 AuthModal 登录弹窗
  86. if (config.custom.auth && !useUserStore.isLogin) {
  87. uni.showToast({
  88. title:'请先登录',
  89. icon: 'none'
  90. })
  91. showAuthModal()
  92. return Promise.reject();
  93. }
  94. // 自定义处理【loading 加载中】:如果需要显示 loading,则显示 loading
  95. if (config.custom.showLoading) {
  96. LoadingInstance.count++;
  97. LoadingInstance.count === 1 &&
  98. uni.showLoading({
  99. title: config.custom.loadingMsg,
  100. mask: true,
  101. fail: () => {
  102. uni.hideLoading();
  103. },
  104. });
  105. }
  106. // 增加 token 令牌、terminal 终端、tenant 租户的请求头
  107. const token = getAccessToken();
  108. if (token) {
  109. config.header['Authorization'] = 'Bearer ' + token;
  110. }
  111. config.header['terminal'] = 'mp-weixin'
  112. config.header['Accept-Language'] = 'zh_CN'
  113. config.header['Accept'] = '*/*';
  114. config.header['tenant-id'] = tenantId;
  115. // get参数编码
  116. const params = config.params || {}
  117. if (config.method === 'GET' && params) {
  118. config.params = {}
  119. const paramsStr = qs.stringify(params, { allowDots: true })
  120. if (paramsStr) {
  121. config.url = config.url + '?' + paramsStr
  122. }
  123. }
  124. // 开启参数加密
  125. if (config.custom?.openEncryption) {
  126. const { getTimeDifference, setTimeDifference, systemInfo } = useSystem()
  127. const raw = config.url.split('?')[1]
  128. const body = {
  129. ...typeof config.data === 'string' ? JSON.parse(config.data) : config.data,
  130. ...typeof config.params === 'string' ? JSON.parse(config.params) : config.params
  131. }
  132. if (!systemInfo?.timeDifference) {
  133. const _difference = await getTimeDifference()
  134. setTimeDifference(_difference)
  135. }
  136. const header = encryptionFun({
  137. raw,
  138. body,
  139. appId: 'web_client',
  140. AppSecret: 'fa0fc0b5098b974b',
  141. timestamp: new Date().getTime() + (Number(systemInfo?.timeDifference) || 0),
  142. })
  143. const content = {
  144. data: config.data,
  145. params: config.params,
  146. body,
  147. raw,
  148. config
  149. }
  150. // 记录请求备用-签名错误后重试
  151. errorData.push({
  152. time: header.timestamp,
  153. url: config.url,
  154. content
  155. })
  156. Object.assign(config.header, header)
  157. }
  158. if (uni.getStorageSync('token')) {
  159. // 截取request url
  160. const url = getSuffixAfterPrefix(config.url)
  161. if (url) getEventList()
  162. if (!url || !clickTrigger.length) return config
  163. const _obj = clickTrigger.find(e => e.url === url)
  164. if (_obj) {
  165. getIntegral(_obj.url)
  166. }
  167. }
  168. return config;
  169. },
  170. (error) => {
  171. return Promise.reject(error);
  172. },
  173. );
  174. /**
  175. * @description 响应拦截器
  176. */
  177. http.interceptors.response.use(
  178. (response) => {
  179. // 约定:如果是 /auth/ 下的 URL 地址,并且返回了 accessToken 说明是登录相关的接口,则自动设置登陆令牌
  180. if (response.config.url.indexOf('/system/auth/') >= 0 && response.data?.data?.accessToken) {
  181. const useUserStore = userStore()
  182. useUserStore.setToken(response.data.data.accessToken, response.data.data.refreshToken);
  183. }
  184. if (response.config.url.includes(RETURNED_API)) {
  185. if (!response.data.data || !response.data.data.length) return
  186. // 目前先默认展示返回的第一个,后续需改为展示多个内容
  187. const item = response.data.data && response.data.data.length ? response.data.data[0] : {}
  188. if (item.match) {
  189. uni.showModal({
  190. title: '系统提示',
  191. content: `恭喜您 【${item.title}】获得${item.point}积分`,
  192. showCancel: false,
  193. confirmText: '关闭',
  194. confirmColor: '#00B760'
  195. })
  196. }
  197. return
  198. }
  199. const config = response.config
  200. // 自定处理【loading 加载中】:如果需要显示 loading,则关闭 loading
  201. response.config.custom.showLoading && closeLoading();
  202. // 自定义处理【error 错误提示】:如果需要显示错误提示,则显示错误提示
  203. if (response.data.code !== 0) {
  204. // 特殊:如果 401 错误码,则跳转到登录页 or 刷新令牌
  205. if (response.data.code === 401) {
  206. return handleRefreshToken(response.config);
  207. }
  208. // 签名错误
  209. if (response.data.code === 440) {
  210. // 更新服务器与用户时间差的值
  211. const { setTimeDifference } = useSystem()
  212. if (Number(response?.data?.msg)) setTimeDifference(response.data.msg - new Date().getTime())
  213. // 请求重试
  214. signErrRetry(response.config)
  215. // 保存错误信息
  216. const _index = errorData.findIndex(e => e.url === config.url && e.time === +config.header.timestamp)
  217. if (_index > -1) {
  218. const _d = errorData.splice(_index, 1)
  219. const _item = _d[0]
  220. sendError({ content: JSON.stringify(_item.content), mark: _item.time + '' })
  221. }
  222. response.config.custom.showError = false // 不弹错误弹窗
  223. }
  224. // 错误提示
  225. if (response.config.custom.showError) {
  226. if (response.data?.msg === '重复请求,请稍后重试') console.error('前台打印: 重复请求,请稍后重试')
  227. else {
  228. uni.showToast({
  229. title: response.data.msg || '服务器开小差啦,请稍后再试~',
  230. icon: 'none',
  231. mask: true,
  232. });
  233. }
  234. }
  235. return Promise.reject(response.data);
  236. }
  237. // 自定义处理【showSuccess 成功提示】:如果需要显示成功提示,则显示成功提示
  238. if (response.config.custom.showSuccess && response.config.custom.successMsg !== '' && response.data.code === 0) {
  239. uni.showToast({
  240. title: response.config.custom.successMsg,
  241. icon: 'none',
  242. });
  243. }
  244. // 请求成功后触发获取积分
  245. if (uni.getStorageSync('token')) {
  246. const url = getSuffixAfterPrefix(response.config.url)
  247. if (url) getEventList()
  248. if (!url || !requestCompletionTrigger.length) return response.data
  249. const _obj = requestCompletionTrigger.find(e => e.url === url)
  250. if (_obj) {
  251. getIntegral(_obj.url)
  252. }
  253. }
  254. // 返回结果:包括 code + data + msg
  255. return Promise.resolve(response.data);
  256. },
  257. (error) => {
  258. const useUserStore = userStore()
  259. const isLogin = useUserStore.isLogin;
  260. let errorMessage = '网络请求出错';
  261. if (error !== undefined) {
  262. switch (error.statusCode) {
  263. case 400:
  264. errorMessage = '请求错误';
  265. break;
  266. case 401:
  267. errorMessage = isLogin ? '您的登陆已过期' : '请先登录';
  268. // 正常情况下,后端不会返回 401 错误,所以这里不处理 handleAuthorized
  269. break;
  270. case 403:
  271. errorMessage = '拒绝访问';
  272. break;
  273. case 404:
  274. errorMessage = '请求出错';
  275. break;
  276. case 408:
  277. errorMessage = '请求超时';
  278. break;
  279. case 429:
  280. errorMessage = '请求频繁, 请稍后再访问';
  281. break;
  282. case 440:
  283. errorMessage = '网络请求出错'; // 签名异常
  284. break;
  285. case 500:
  286. errorMessage = '服务器开小差啦,请稍后再试~';
  287. break;
  288. case 501:
  289. errorMessage = '服务未实现';
  290. break;
  291. case 502:
  292. errorMessage = '网络错误';
  293. break;
  294. case 503:
  295. errorMessage = '服务不可用';
  296. break;
  297. case 504:
  298. errorMessage = '网络超时';
  299. break;
  300. case 505:
  301. errorMessage = 'HTTP 版本不受支持';
  302. break;
  303. }
  304. if (error?.errMsg?.includes('timeout')) errorMessage = '请求超时';
  305. // #ifdef H5
  306. if (error?.errMsg?.includes('Network'))
  307. errorMessage = window.navigator.onLine ? '服务器异常' : '请检查您的网络连接';
  308. // #endif
  309. }
  310. if (error && error.config) {
  311. if (error.config.custom.showError === false) {
  312. uni.showToast({
  313. title: error.data?.msg || errorMessage,
  314. icon: 'none',
  315. mask: true,
  316. });
  317. }
  318. error.config.custom.showLoading && closeLoading();
  319. }
  320. return false;
  321. },
  322. );
  323. // Axios 无感知刷新令牌,参考 https://www.dashingdog.cn/article/11 与 https://segmentfault.com/a/1190000020210980 实现
  324. let requestList = [] // 请求队列
  325. let isRefreshToken = false // 是否正在刷新中
  326. const handleRefreshToken = async (config) => {
  327. // 如果当前已经是 refresh-token 的 URL 地址,并且还是 401 错误,说明是刷新令牌失败了,直接返回 Promise.reject(error)
  328. if (config.url.indexOf('/menduner/system/auth/refresh-token') >= 0) {
  329. return Promise.reject('error')
  330. }
  331. // 如果未认证,并且未进行刷新令牌,说明可能是访问令牌过期了
  332. if (!isRefreshToken) {
  333. isRefreshToken = true
  334. // 1. 如果获取不到刷新令牌,则只能执行登出操作
  335. const refresh_token = getRefreshToken()
  336. if (!refresh_token) {
  337. return handleAuthorized()
  338. }
  339. // 2. 进行刷新访问令牌
  340. try {
  341. const refreshTokenResult = await refreshToken(refresh_token);
  342. if (refreshTokenResult.code !== 0) {
  343. // 如果刷新不成功,直接抛出 e 触发 2.2 的逻辑
  344. // noinspection ExceptionCaughtLocallyJS
  345. throw new Error('刷新令牌失败');
  346. }
  347. // 2.1 刷新成功,则回放队列的请求 + 当前请求
  348. config.header.Authorization = 'Bearer ' + getAccessToken()
  349. requestList.forEach((cb) => {
  350. cb()
  351. })
  352. requestList = []
  353. return request(config)
  354. } catch (e) {
  355. // 为什么需要 catch 异常呢?刷新失败时,请求因为 Promise.reject 触发异常。
  356. // 2.2 刷新失败,只回放队列的请求
  357. requestList.forEach((cb) => {
  358. cb()
  359. })
  360. // 提示是否要登出。即不回放当前请求!不然会形成递归
  361. return handleAuthorized()
  362. } finally {
  363. requestList = []
  364. isRefreshToken = false
  365. }
  366. } else {
  367. // 添加到队列,等待刷新获取到新的令牌
  368. return new Promise((resolve) => {
  369. requestList.push(() => {
  370. config.header.Authorization = 'Bearer ' + getAccessToken() // 让每个请求携带自定义token 请根据实际情况自行修改
  371. resolve(request(config))
  372. })
  373. })
  374. }
  375. }
  376. /**
  377. * 处理 401 未登录的错误
  378. */
  379. const handleAuthorized = () => {
  380. const useUserStore = userStore()
  381. useUserStore.handleLogout(true);
  382. uni.showToast({
  383. title:'请先登录',
  384. icon: 'none'
  385. })
  386. const msg = useUserStore.isLogin ? '您的登陆已过期' : '请先登录'
  387. useUserStore.setLogin(false)
  388. showAuthModal()
  389. // 登录超时
  390. return Promise.reject({
  391. code: 401,
  392. msg
  393. })
  394. }
  395. /**
  396. * 处理440签名错误
  397. */
  398. const maxRetries = 2 // 设置签名错误重试请求次数,超出次数弹出错误
  399. const retryDelay = 1000 // 请求延迟
  400. const signErrRetry = (config) => {
  401. if (config) {
  402. if (!config?.custom?.retryCount) {
  403. config.custom.retryCount = 0
  404. }
  405. // 超过重试次数
  406. if (config.custom.retryCount >= maxRetries) {
  407. uni.showToast({
  408. title: '网络请求错误!',
  409. icon: 'none',
  410. mask: false,
  411. });
  412. return Promise.reject({ statusCode: 440 })
  413. }
  414. // 重试
  415. config.custom.retryCount++
  416. setTimeout(() => {
  417. return request(config)
  418. }, retryDelay)
  419. }
  420. }
  421. // 触发获取积分
  422. const getIntegral = (url) => {
  423. rewardEventTrackClick(url).then(() => {})
  424. }
  425. /** 获得必填人才信息情况 */
  426. export const showNecessaryInfoPopup = () => {
  427. return uni.getStorageSync('necessaryInfoReady') === 'student';
  428. }
  429. /** 获得访问令牌 */
  430. export const getAccessToken = () => {
  431. return uni.getStorageSync('token');
  432. }
  433. /** 获得刷新令牌 */
  434. const getRefreshToken = () => {
  435. return uni.getStorageSync('refresh-token');
  436. }
  437. const request = (config) => {
  438. return http.middleware(config);
  439. };
  440. export default request;