144 lines
3.4 KiB
JavaScript
144 lines
3.4 KiB
JavaScript
import {
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mergeConfig,
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dispatchRequest,
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jsonpRequest
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} from "./utils"
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export default class request {
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constructor(options) {
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// 请求公共地址
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this.baseUrl = options.baseUrl || "";
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// 公共文件上传请求地址
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this.fileUrl = options.fileUrl || "";
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// 超时时间
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this.timeout = options.timeout || 6000;
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// 服务器上传图片默认url
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this.defaultUploadUrl = options.defaultUploadUrl || "";
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// 默认请求头
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this.header = options.header || {};
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// 默认配置
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this.config = options.config || {
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isPrompt: true,
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load: true,
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isFactory: true,
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resend: 0
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};
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}
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// post请求
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post(url = '', data = {}, options = {}) {
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return this.request({
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method: "POST",
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data: data,
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url: url,
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...options
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});
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}
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// get请求
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get(url = '', data = {}, options = {}) {
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return this.request({
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method: "GET",
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data: data,
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url: url,
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...options
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});
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}
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// put请求
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put(url = '', data = {}, options = {}) {
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return this.request({
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method: "PUT",
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data: data,
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url: url,
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...options
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});
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}
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// delete请求
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delete(url = '', data = {}, options = {}) {
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return this.request({
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method: "DELETE",
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data: data,
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url: url,
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...options
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});
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}
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// jsonp请求(只限于H5使用)
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jsonp(url = '', data = {}, options = {}) {
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return this.request({
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method: "JSONP",
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data: data,
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url: url,
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...options
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});
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}
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// 接口请求方法
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async request(data) {
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// 请求数据
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let requestInfo,
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// 是否运行过请求开始钩子
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runRequestStart = false;
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try {
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if (!data.url) {
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throw {
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errMsg: "【request】缺失数据url",
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statusCode: 0
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}
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}
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// 数据合并
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requestInfo = mergeConfig(this, data);
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// 代表之前运行到这里
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runRequestStart = true;
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// 请求前回调
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if (this.requestStart) {
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let requestStart = this.requestStart(requestInfo);
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if (typeof requestStart == "object") {
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let changekeys = ["data", "header", "isPrompt", "load", "isFactory"];
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changekeys.forEach(key => {
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requestInfo[key] = requestStart[key];
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});
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} else {
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throw {
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errMsg: "【request】请求开始拦截器未通过",
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statusCode: 0,
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data: requestInfo.data,
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method: requestInfo.method,
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header: requestInfo.header,
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url: requestInfo.url,
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}
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}
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}
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let requestResult = {};
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if (requestInfo.method == "JSONP") {
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requestResult = await jsonpRequest(requestInfo);
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} else {
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requestResult = await dispatchRequest(requestInfo);
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}
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// 是否用外部的数据处理方法
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if (requestInfo.isFactory && this.dataFactory) {
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// 数据处理
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let result = await this.dataFactory({
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...requestInfo,
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response: requestResult
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});
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return Promise.resolve(result);
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} else {
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return Promise.resolve(requestResult);
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}
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} catch (err) {
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this.requestError && this.requestError(err);
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return Promise.reject(err);
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} finally {
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// 如果请求开始未运行到，请求结束也不运行
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if (runRequestStart) {
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this.requestEnd && this.requestEnd(requestInfo);
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}
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}
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}
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}
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