98 lines
3.5 KiB
JavaScript
98 lines
3.5 KiB
JavaScript
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import { requestConfig } from './common.js';
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export default class Request {
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// 构造方法
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constructor(config = {}, reqInterceptor = null, resInterceptor = null, successHandler, failHandler = null, completeHandler = null){
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// 基础属性
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this.baseUrl = config.baseUrl
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this.header = config.header || {
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"Content-Type":"application/x-www-form-urlencoded"
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}
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// 自定义响应处理器
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this.success = successHandler
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this.fail = failHandler
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this.complete = completeHandler
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// 自定义拦截器(请求、响应)
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this.requestInterceptor = reqInterceptor
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this.responseInterceptor = resInterceptor
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}
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// 请求type request/upload/download
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async request(options, successHandler = null, failHandler = null, completeHandler = null){
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const task = options.task || false
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const type = options.type || "request"
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// delete options.task
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let config = null
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try {
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config = await requestConfig(this, options, successHandler, failHandler, completeHandler)
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} catch (e) {
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// reject the error
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return Promise.reject(e)
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}
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if(!config || typeof config != 'object'){
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return Promise.reject({})
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}
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const _this = this
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if(task){
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config["success"] = (response) => {
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if (_this.responseInterceptor) {
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_this.responseInterceptor(response, config)
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}
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_this.success && _this.success(response)
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successHandler && successHandler(response)
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}
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config["fail"] = (response) => {
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_this.fail && _this.fail(response)
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failHandler && failHandler(response)
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}
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config["complete"] = (response) => {
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_this.complete && _this.complete(response)
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completeHandler && completeHandler(response)
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}
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if (type === "request"){
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return uni.request(config)
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}else if(type === "upload"){
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return uni.uploadFile(config)
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}else{
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return uni.downloadFile(config)
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}
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return
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}
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return new Promise((resolve, reject) => {
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config["success"] = (response) => {
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let _res = null
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if(_this.responseInterceptor){
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_res = _this.responseInterceptor(response, config)
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}
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_this.success && _this.success(response)
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successHandler && successHandler(response)
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// 为了对reject的内容更加可控，增加了一个控制字段 wakaryReqToReject
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if(_res.wakaryReqToReject){
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delete _res.wakaryReqToReject
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reject(_res)
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}else{
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resolve(_res)
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}
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}
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config["fail"] = (error) => {
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_this.fail && _this.fail(error)
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failHandler && failHandler(error)
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reject(error)
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}
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config["complete"] = (response) => {
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_this.complete && _this.complete(response)
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completeHandler && completeHandler(response)
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}
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if( type === "request"){
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uni.request(config)
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} else if(type === "upload"){
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uni.uploadFile(config)
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} else {
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uni.downloadFile(config)
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}
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})
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}
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}
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