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import { xRequestCall } from "./config.uts"
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import { xRequestOptions, xRequestOptionsCallBack, xRequestResult, xRequestHistoryType, xRequestMethond } from "../../interface.uts"
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import { xConfig } from "../../config/xConfig.uts"
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const i18n = xConfig.i18n;
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/**
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* 请求库xRequest
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* @version 1.0.0
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* @author tmzdy
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* @host https://xui.tmui.design
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* @description 异常简便，没有繁杂的配置选项，只有快速的开发部署。
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*/
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/**
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* auth 表示全局设置了全限auth为false，后面的所有请求都被中止请求，从而触发此事件。
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* 如果此时返回true，将继续请求。
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* before 如果返回true，将继续请求。返回false被中断请求。
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* after 可以返回请求的后台数据格式化并返回到最终的请求结果中。
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*
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* auth,before监听函数请务必返回Promise.resolve(boolean),其中函数内得到的arg为xRequestOptionsCallBack类型（请求参数配置数据）
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* 除了auth，before 函数体内arg 得到的参数全是xRequestResult(请求结果数据), 返回随意，因为内部不采用。
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* after,需要返回 Promise.resolve(xRequestResult),会覆盖success请求后的数据，相当于你在此hook事件中修改和格式化服务器，并返回到最终结果中。
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*/
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type xRequestEventType = "before" | "after" | "abort" | "timeout" | "error" | "auth" | "success" | "complete"
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type funType = (arg : any) => Promise<any>;
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type funCall = {
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fun : funType,
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type : xRequestEventType
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}
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function getUid(rdix = 1, length = 12) : string {
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let ix = "";
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// #ifndef APP
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ix = Math.floor(Math.random() * rdix * Math.floor(Math.random() * Date.now())).toString().substring(0, length);
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// #endif
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// #ifdef APP
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ix = Math.floor(Math.random() * rdix * Math.floor(Math.random() * Date.now())).toString().substring(0, length as Int);
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// #endif
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return ix;
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}
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// 缓存管理器
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class xCacheManager {
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private cache : UTSJSONObject = {};
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constructor() {
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let cs = uni.getStorageSync('xCacheManager');
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if (cs instanceof UTSJSONObject) {
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this.cache = cs! as UTSJSONObject
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}
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}
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// 生成缓存键
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generateCacheKey(config : xRequestOptionsCallBack) : string {
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const url = config.url;
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const method = config.method;
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let keyQ = (url?.split('?')?.[0] ?? url) as string;
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// 简化缓存键生成，避免复杂对象序列化可能导致的不一致
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let key = `${method}_${keyQ}`;
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// 对data进行类似处理
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if (config.data != null) {
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// 如果是简单类型，直接使用
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if (!(config.data instanceof UTSJSONObject)) {
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key += `_d:${config.data}`;
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} else if (config.data instanceof UTSJSONObject) {
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let _data = config.data as UTSJSONObject;
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let _keys = [] as string[]
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for (const key in _data) {
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_keys.push(key)
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}
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// 对于对象，只使用键名作为缓存键的一部分
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const dataKeys = _keys.sort()
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key += `_d:${dataKeys.join(',')}`;
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}
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}
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return key;
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}
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// 设置缓存
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set(config : xRequestOptionsCallBack, response : any) : void {
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const key = this.generateCacheKey(config);
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this.cache.set(key, {
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data: response,
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timestamp: Date.now()
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} as UTSJSONObject)
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try {
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uni.setStorageSync('xCacheManager', this.cache);
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} catch (error) {
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// 如果存储失败，可能是缓存太大，清理一部分
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this.pruneCache();
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try {
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uni.setStorageSync('xCacheManager', this.cache);
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} catch (e) {
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console.error('二次缓存设置失败');
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}
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}
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}
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// 获取缓存
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get(config : xRequestOptionsCallBack) : any | null {
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const key = this.generateCacheKey(config);
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const cacheItem = this.cache.getJSON(key)
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if (cacheItem == null) return null;
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const cacheTime = config.cacheTime == 0 ? 60000 : config.cacheTime
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const now = Date.now();
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const timestamp = cacheItem.getNumber("timestamp")!
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// 检查缓存是否过期
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if (now - timestamp > cacheTime) {
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let allkeys = {} as UTSJSONObject;
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for (const keySelf in this.cache) {
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if (keySelf != key) {
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allkeys.set(keySelf, this.cache[keySelf])
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}
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}
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this.cache = allkeys
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uni.setStorageSync('xCacheManager', allkeys);
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return null;
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}
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// console.log('命中缓存:', key);
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return cacheItem.getAny('data');
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}
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// 清除缓存
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clear() : void {
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this.cache = {};
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uni.removeStorageSync('xCacheManager');
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}
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// 清理部分缓存
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private pruneCache() : void {
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const _keys = [] as string[]
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for (const key in this.cache) {
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_keys.push(key)
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}
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if (_keys.length > 20) { // 如果缓存项超过20个
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// 按时间戳排序，删除最旧的一半
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const sortedKeys = _keys.sort((a : string, b : string) : number => {
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let ad = this.cache[a]! as UTSJSONObject
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let bd = this.cache[b]! as UTSJSONObject
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return ad.getNumber('timestamp')! - bd.getNumber('timestamp')!
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});
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const toRemove = sortedKeys.slice(0, Math.floor(_keys.length / 2));
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let allkeys = {} as UTSJSONObject;
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for (let i = 0; i < sortedKeys.length; i++) {
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let key = sortedKeys[i]
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allkeys.set(key, this.cache[key])
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}
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this.cache = allkeys
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uni.setStorageSync('xCacheManager', allkeys);
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console.log(`已清理${toRemove.length}个旧缓存项`);
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}
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}
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}
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export class xRequest {
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private auth = true;
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private cacheManager : xCacheManager;
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private selfOpts = {
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useCache: false,
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cacheTime: 60 * 1000,
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hostUrl: xRequestCall.hostUrl,
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successStatusCode: 200,
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url: "",
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data: {} as UTSJSONObject,
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header: {
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'content-type': 'application/json'
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} as UTSJSONObject,
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method: "GET",
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timeout: 6000,
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firstIpv4: false,
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/** 请求前是否显示loading遮罩 */
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showLoadToast: xRequestCall.showLoadToast,
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/** 请求成功后是否提示，否则不提示 */
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showSuccessToast: xRequestCall.showSuccessToast,
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/** 出错时，是否显示提示,否则不提示 */
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showErrorToast: xRequestCall.showErrorToast,
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loadToastText: i18n.t("tmui4x.xRequest.loading"),
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successToastText: i18n.t("tmui4x.xRequest.success"),
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errorToastText: ""
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} as xRequestOptionsCallBack
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private _lisentEventList = [] as funCall[]
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private status = null as xRequestEventType | null
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private result = {
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data: null,
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statusCode: 0,
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header: {} as any,
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cookies: [] as string[],
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} as xRequestResult
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private reqtask = null as null | RequestTask
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constructor(opts : xRequestOptions | null = null) {
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this.setOptions(opts)
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this.cacheManager = new xCacheManager()
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}
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/**
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* 设置当前请求的参数
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* 只影响本次的实例请求，不影响其它请求。
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* 但配置中的header,data会与全局的合并。
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*/
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setOptions(opts : xRequestOptions | null = null) : xRequestOptionsCallBack {
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if (opts == null) return this.selfOpts;
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let headerTmep = opts.header
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headerTmep = opts.header == null ? this.selfOpts.header : opts.header!
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// #ifdef WEB
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headerTmep = opts.header == undefined ? this.selfOpts.header : opts.header
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// #endif
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let dataTmep = opts?.data ?? ({} as UTSJSONObject)
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if (xRequestCall.header != null) {
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let obj = xRequestCall.header as UTSJSONObject;
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let newObj = headerTmep! as UTSJSONObject;
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for (let key in newObj) {
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obj.set(key, newObj.get(key))
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}
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headerTmep = obj;
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}
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let firstIpv4 = (opts?.firstIpv4 ?? false) as boolean;
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let method = (opts?.method ?? this.selfOpts.method) as xRequestMethond
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let timeout = (opts?.timeout ?? this.selfOpts.timeout) as number
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let successStatusCode = (opts?.successStatusCode ?? this.selfOpts.successStatusCode) as number
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let url = (opts?.url ?? this.selfOpts.url) as string
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let showLoadToast = (opts?.showLoadToast ?? this.selfOpts.showSuccessToast) as boolean
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let showSuccessToast = (opts?.showSuccessToast ?? this.selfOpts.showSuccessToast) as boolean
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let showErrorToast = (opts?.showErrorToast ?? this.selfOpts.showErrorToast) as boolean
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let hostUrl = (opts?.hostUrl ?? xRequestCall.hostUrl) as string
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let cacheTime = (opts?.cacheTime ?? this.selfOpts.cacheTime) as number
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let useCache = (opts?.useCache ?? this.selfOpts.useCache) as boolean
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let loadToastText = (opts?.loadToastText ?? this.selfOpts!.loadToastText) as string
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let successToastText = (opts?.successToastText ?? this.selfOpts!.successToastText) as string
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let errorToastText = (opts?.errorToastText ?? this.selfOpts!.errorToastText) as string
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this.selfOpts.firstIpv4 = firstIpv4!
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this.selfOpts.method = method! as xRequestMethond;
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this.selfOpts.timeout = timeout!
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this.selfOpts.cacheTime = cacheTime!
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this.selfOpts.useCache = useCache!
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this.selfOpts.successStatusCode = successStatusCode!
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this.selfOpts.data = dataTmep!
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this.selfOpts.header = headerTmep!
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this.selfOpts.url = url! as string
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this.selfOpts.showLoadToast = showLoadToast! as boolean;
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this.selfOpts.showSuccessToast = showSuccessToast! as boolean
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this.selfOpts.showErrorToast = showErrorToast! as boolean
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this.selfOpts.responseType = opts.responseType
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this.selfOpts.dataType = opts.dataType
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this.selfOpts.hostUrl = hostUrl
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this.selfOpts!.loadToastText = loadToastText
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this.selfOpts!.successToastText = successToastText
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this.selfOpts!.errorToastText = errorToastText
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return this.selfOpts;
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}
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/**
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* 添加事件监听
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* 可以重复添加，被添加的函数会被按顺序执行。
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* 相当于Hooks
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*/
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addEventListener(event : xRequestEventType = "success", fun : (arg : any) => Promise<any>) : xRequest {
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this._lisentEventList.push({
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type: event,
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fun
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} as funCall)
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return this;
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}
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/**
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* 中断当前的事件
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* @returns {boolean} true表示中断成功，false表示失败
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*/
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abort() : boolean {
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if (this.reqtask != null) {
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this.reqtask!.abort()
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return true;
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}
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return false
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}
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/**
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* 设置请求授权失败还是通过
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* 如果设置了false
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* 接下来的所有请求全部会被中断掉。哪怕你异步或者跨页面发起请求。
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*/
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static setAuth(isPass : boolean) {
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xRequestCall.authPass = isPass
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}
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/**
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* 设置的头数据是会被所有请求共享
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* 包括跨页面。
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* 同时新增的数据会与旧的数据合并，如果之前不存在则新增。
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*/
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static setHeader(header : UTSJSONObject | null = null) : UTSJSONObject | null {
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if (xRequestCall.header == null) {
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xRequestCall.header = header;
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} else {
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let obj = xRequestCall.header as UTSJSONObject;
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let newObj = header! as UTSJSONObject;
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for (let key in newObj) {
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obj.set(key, newObj.get(key))
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}
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xRequestCall.header = obj;
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}
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return xRequestCall.header
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}
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/**
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* 设置请求的主域名地址
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* 所有的请求共享，包括跨页面。
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*/
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static setHostUrl(url : string | null) {
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xRequestCall.hostUrl = url == null ? "" : url!;
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}
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static setDev(dev : boolean = false) {
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xRequestCall.dev = dev;
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if (dev) {
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console.warn('tmui4.0提醒：' + `你开启了请求调试模式`)
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} else {
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console.warn('tmui4.0提醒：' + `你关闭了请求调试模式`)
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}
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}
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/**
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* 获取整个应用运行期间的所有请求日志列表
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*/
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static getHistory() : xRequestHistoryType[] {
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return xRequestCall.history.slice(0)
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}
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static setShowToast(showLoadToast : boolean = true, showSuccessToast : boolean = true, showErrorToast : boolean = true) {
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xRequestCall.showLoadToast = showLoadToast
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xRequestCall.showSuccessToast = showSuccessToast
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xRequestCall.showErrorToast = showErrorToast
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}
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/**
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* 执行Hooks函数。
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*/
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private _callFun_build() : Promise<any[]> {
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if (this.status == null) return Promise.resolve([true] as any[]);
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// "before"|"after"|"abort"|"timeout"|"error"|"auth"|"success"|"complete"
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let fun = this._lisentEventList.filter((el) : boolean => el.type == this.status!)
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let funCalls = fun.map((el) : funType => el.fun)
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if (funCalls.length == 0) {
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if (this.status == 'auth' || this.status == 'before') {
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return Promise.resolve([true] as any[]);
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}
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return Promise.resolve([this.result] as any[]);
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}
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return this._buildPromise(funCalls)
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}
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/**
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* 递归执行异步函数
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* 由于官方的Promise.all，不知道是bug还是什么，始终无法执行成功
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* 因此自己写了个。
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*/
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private _buildPromise(lst : funType[]) : Promise<any[]> {
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let _this = this;
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let len = lst.length;
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let i = 0;
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let p = [] as any[]
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async function customPromiseAll(evt : funType) : Promise<any> {
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if (i >= len) return Promise.resolve(p);
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let arg : any = _this.selfOpts
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// 非这两事件，全部传递结果集给监听事件中。
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if (_this.status != 'auth' && _this.status != 'before') {
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arg = _this.result as xRequestResult
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}
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let v = await evt(arg);
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// 如果这两事件中返回的不是boolean，则强制转换为true通过。
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if ((_this.status == 'auth') && typeof v != 'boolean') {
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v = true;
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}
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if ((_this.status == 'before') && typeof v != 'boolean') {
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let beforeOpts = JSON.stringify(v)
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_this.setOptions(JSON.parse<xRequestOptions>(beforeOpts!)!)
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v = true;
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}
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// before中按顺序中断了前面的，后面的不要再执行，直接结束。
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if ((_this.status == 'before') && typeof v == 'boolean') {
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let iabort = v as boolean;
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if (!iabort) {
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p.push(v);
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return Promise.resolve(p);
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}
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}
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// 请后，与事件中返回的修改后的数据覆盖原本的。
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if ((_this.status == 'after') && typeof v == 'object') {
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_this.result = v as xRequestResult
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}
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// 其它事件则全部结果集。
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if (_this.status == 'success' || _this.status == 'timeout' || _this.status == 'error' || _this.status == 'abort' || _this.status == 'complete') {
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v = _this.result
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}
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i += 1;
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p.push(v);
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if (i >= len) return Promise.resolve(p);
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return await customPromiseAll(lst[i]);
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}
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return new Promise((res, rej) => {
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||||
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||||
customPromiseAll(lst[i]).then(() => {
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||||
res(p)
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||||
})
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||||
})
|
||||
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* 请置指定请求的状态值。
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||||
*/
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private _setDevReqStatus(id : string) {
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if (!xRequestCall.dev) return;
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let eventType = this.status;
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let index = -1;
|
||||
for (let i = 0; i < xRequestCall.history.length; i++) {
|
||||
let item = xRequestCall.history[i];
|
||||
if (id == item.id) {
|
||||
index = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (index > -1 && eventType != null) {
|
||||
xRequestCall.history[index].status = eventType;
|
||||
if (eventType == 'complete' || eventType == 'abort' || eventType == 'auth') {
|
||||
xRequestCall.history[index].loaded = true;
|
||||
xRequestCall.history[index].loading = false;
|
||||
}
|
||||
if (eventType == 'before') {
|
||||
xRequestCall.history[index].loading = true;
|
||||
}
|
||||
if (eventType == 'success') {
|
||||
xRequestCall.history[index].time = Date.now() - xRequestCall.history[index].time;
|
||||
}
|
||||
if (eventType == 'complete' || eventType == 'success') {
|
||||
xRequestCall.history[index].result = this.result;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
async request(opts : xRequestOptions | null = null) : Promise<xRequestResult> {
|
||||
let _this = this;
|
||||
|
||||
let _thisOpts = this.setOptions(opts)
|
||||
|
||||
let requestId = getUid()
|
||||
|
||||
if (xRequestCall.dev) {
|
||||
xRequestCall.history.push({
|
||||
id: requestId,
|
||||
loading: true,
|
||||
loaded: false,
|
||||
status: "",
|
||||
time: Date.now(),
|
||||
api: _thisOpts.url,
|
||||
result: {} as any
|
||||
} as xRequestHistoryType)
|
||||
}
|
||||
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.showLoading({ title: _thisOpts!.loadToastText!, mask: true })
|
||||
}
|
||||
|
||||
const url = _thisOpts.hostUrl + _thisOpts.url;
|
||||
|
||||
if (url == "" || _thisOpts.hostUrl == "") {
|
||||
this.status = 'error';
|
||||
this._setDevReqStatus(requestId);
|
||||
await this._callFun_build()
|
||||
console.warn("未填写请求接口")
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
if (_thisOpts.showErrorToast) {
|
||||
return new Promise<xRequestResult>((tres, trej) => {
|
||||
uni.showToast({ title: i18n.t("tmui4x.xRequest.hostFailEmpty"), icon: 'error', mask: true, complete() { trej(_this.result) } })
|
||||
})
|
||||
}
|
||||
return Promise.reject(_this.result)
|
||||
}
|
||||
|
||||
|
||||
if (xRequestCall.authPass == false) {
|
||||
this.status = 'auth'
|
||||
console.warn("授权失败，中断请求")
|
||||
this._setDevReqStatus(requestId);
|
||||
await this._callFun_build()
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
return Promise.reject(_thisOpts)
|
||||
}
|
||||
|
||||
// 检查是否使用缓存,只针对post及get方式进行缓存.
|
||||
if (_thisOpts.useCache && (_thisOpts.method == 'GET' || _thisOpts.method == 'POST')) {
|
||||
// 尝试从缓存获取响应
|
||||
const cachedResponse = this.cacheManager.get(_thisOpts);
|
||||
|
||||
if (cachedResponse != null) {
|
||||
if (process.env.NODE_ENV == 'development') {
|
||||
console.log('缓存接口:', _thisOpts.url)
|
||||
}
|
||||
const cachedata = cachedResponse as UTSJSONObject
|
||||
const _cookies = cachedata.getArray<string>('cookies');
|
||||
const cacheResult = {
|
||||
data: cachedata.getAny('data'),
|
||||
statusCode: cachedata.getNumber('statusCode')!,
|
||||
header: cachedata.getAny('header')!,
|
||||
cookies: _cookies == null ? ([] as string[]) : _cookies!,
|
||||
} as xRequestResult
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
return Promise.resolve(cacheResult);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
this.status = 'before';
|
||||
this._setDevReqStatus(requestId);
|
||||
let jg2 = await this._callFun_build()
|
||||
let isAbor = (jg2 as boolean[]).some((el) : boolean => !el)
|
||||
|
||||
// 是否中断请求
|
||||
if (isAbor) {
|
||||
console.warn("事件before中断了请求")
|
||||
this.status = 'abort';
|
||||
this._setDevReqStatus(requestId);
|
||||
await this._callFun_build()
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
return Promise.reject(this.result)
|
||||
}
|
||||
|
||||
|
||||
// "before" | "after" | "abort" | "timeout" | "error" | "auth" | "success" | "complete"
|
||||
return new Promise((res, rej) => {
|
||||
_this.reqtask = uni.request({
|
||||
url: url,
|
||||
data: _thisOpts.data,
|
||||
header: _thisOpts.header,
|
||||
method: _thisOpts.method,
|
||||
timeout: _thisOpts.timeout,
|
||||
firstIpv4: _thisOpts.firstIpv4,
|
||||
sslVerify: false,
|
||||
withCredentials: false,
|
||||
dataType: _thisOpts.dataType,
|
||||
responseType: _thisOpts.responseType,
|
||||
success(rst) {
|
||||
if (process.env.NODE_ENV == 'development') {
|
||||
console.log('请求接口成功:', _thisOpts.url, rst)
|
||||
}
|
||||
_this.result = {
|
||||
data: rst.data,
|
||||
statusCode: rst.statusCode,
|
||||
header: rst.header,
|
||||
cookies: rst.cookies as string[],
|
||||
} as xRequestResult
|
||||
|
||||
_this.status = 'after';
|
||||
_this._setDevReqStatus(requestId);
|
||||
_this._callFun_build()
|
||||
.then((v) => {
|
||||
if (_thisOpts.successStatusCode != rst.statusCode) {
|
||||
_this.status = 'error';
|
||||
_this.result.statusCode = rst.statusCode
|
||||
_this._setDevReqStatus(requestId);
|
||||
_this._callFun_build()
|
||||
.then(() => {
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
if (_thisOpts.showErrorToast) {
|
||||
let msg = _thisOpts!.errorToastText
|
||||
msg = msg==""?(i18n.t("tmui4x.xRequest.error")+rst.statusCode.toString()):msg
|
||||
uni.showToast({ title: msg!, mask: true, icon: 'error', complete() { rej(_this.result) } })
|
||||
} else {
|
||||
rej(_this.result)
|
||||
}
|
||||
})
|
||||
return;
|
||||
}
|
||||
let jgtss = v as xRequestResult[]
|
||||
let formartv = _this.result as xRequestResult
|
||||
if (jgtss.length > 0) {
|
||||
formartv = jgtss[jgtss.length - 1]
|
||||
}
|
||||
_this.result = formartv;
|
||||
|
||||
_this.status = 'success';
|
||||
_this._setDevReqStatus(requestId);
|
||||
_this._callFun_build()
|
||||
.then(() => {
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
_this.cacheManager.set(_thisOpts, _this.result);
|
||||
if (_thisOpts.showSuccessToast) {
|
||||
//默认读取data下的msg字段。
|
||||
let d = formartv.data;
|
||||
let msg = _thisOpts!.successToastText
|
||||
if (typeof d == 'object' && d != null && !Array.isArray(d)&&msg=="") {
|
||||
try {
|
||||
let s = d as UTSJSONObject;
|
||||
msg = s.getString('msg') != null ? s.getString('msg')! : msg
|
||||
} catch (e) {
|
||||
//TODO handle the exception
|
||||
console.error("服务没有返回msg字段")
|
||||
}
|
||||
|
||||
}
|
||||
msg = msg==""?i18n.t("tmui4x.xRequest.success"):msg
|
||||
uni.showToast({ title: msg!, icon: 'none', mask: true, complete() { res(_this.result) } })
|
||||
} else {
|
||||
res(_this.result)
|
||||
}
|
||||
|
||||
})
|
||||
|
||||
})
|
||||
|
||||
},
|
||||
fail(er) {
|
||||
if (process.env.NODE_ENV == 'development') {
|
||||
console.error(er)
|
||||
}
|
||||
if (er.errCode == 5) {
|
||||
_this.status = 'timeout';
|
||||
} else {
|
||||
_this.status = 'error';
|
||||
}
|
||||
|
||||
_this.result.statusCode = er.errCode
|
||||
_this._setDevReqStatus(requestId);
|
||||
_this._callFun_build()
|
||||
.then(() => {
|
||||
if (_thisOpts.showLoadToast) {
|
||||
uni.hideLoading()
|
||||
}
|
||||
if (_thisOpts.showErrorToast) {
|
||||
uni.showToast({ title: i18n.t("tmui4x.xRequest.error") + er.errCode.toString(), mask: true, icon: 'error', complete() { rej(_this.result) } })
|
||||
} else {
|
||||
rej(_this.result)
|
||||
}
|
||||
})
|
||||
},
|
||||
complete() {
|
||||
_this.status = 'complete';
|
||||
_this._setDevReqStatus(requestId);
|
||||
_this._callFun_build()
|
||||
|
||||
}
|
||||
})
|
||||
|
||||
})
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user