mirror of
https://gitee.com/beecue/fastbee.git
synced 2025-12-18 00:45:55 +08:00
108 lines
2.8 KiB
JavaScript
108 lines
2.8 KiB
JavaScript
const CryptoJs = require('crypto-js');
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const HmacSHA1 = require('crypto-js').HmacSHA1;
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const { Base64,Utf8 } = require('crypto-js').enc;
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const application = 'YoWrZ2mYoZc'; //app_key
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const appSecret = 'qGJEtGEyfj'; //app_secret
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//获取服务器返回的时间戳
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const getTimestamp=()=>{
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return new Promise((resolve,reject)=>{
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wx.request({
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url: 'https://ag-api.ctwing.cn/echo',
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timeout: 0,
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success: (result) => {
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resolve(result.header['x-ag-timestamp'])
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},
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fail: (err)=>{
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reject(err)
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}
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})
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})
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};
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//计算时间偏移量offset
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const getOffset = async ()=>{
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const start = (new Date()).valueOf(); //获取当前系统时间戳
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const time = await getTimestamp();
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const end = (new Date()).valueOf();
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const offset = Math.round(time - (start + end)/2);
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return offset;
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};
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//对象按名称ASCII码排序
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function sort_ASCII(obj){
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var arr = new Array();
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var num = 0;
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for (var i in obj) {
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arr[num] = i;
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num++;
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}
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//sort方法让数组元素按ASCII码排序
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var sortArr = arr.sort();
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var sortObj = {};
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for (var i in sortArr) {
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sortObj[sortArr[i]] = obj[sortArr[i]];
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}
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return sortObj;
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}
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//将公共参数封装到请求中
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//url 请求地址 + 路径
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//method 请求方式
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//version API版本号
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//data 对象格式 非公共请求参数,如果不是必选参数，可以给其赋予空值，例如 { "pageSize":"" }
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//body 请求体参数
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export const request = async (url,method,version,data,body)=>{
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data = (sort_ASCII(data)) || null;
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const offset = await getOffset();
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const timestamp = (new Date()).valueOf() + offset;
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let params = data;
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let Data = {
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'application':application,
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'timestamp':timestamp,
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...data
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};
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//生成要签名的字符串
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let dataStr = JSON.stringify(Data).replace(/[\"|\{]/g,'').replace(/[\,|\}]/g,'\n');
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if(body && body!== {}){
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dataStr += (JSON.stringify(body).concat('\n'));
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params = body;
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if (data && Object.keys(data).length>1) {
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let query = '';
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for(let k in data){
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if (k === 'MasterKey') {
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continue;
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}
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query += `${ k }=${ data[k] }&`;
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}
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url = `${ url }?${ query }`
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}
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}
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//生成签名
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const signature = Base64.stringify(HmacSHA1(dataStr.toString(Utf8),appSecret));
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let header = {
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'application':application,
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'signature':signature,
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'timestamp':timestamp,
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'version':version
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};
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if (data.MasterKey) {
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header.MasterKey = data.MasterKey;
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}
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return new Promise((resolve,reject)=>{
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wx.request({
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url: `https://${ url }`,
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method:method,
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data: params,
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//公共参数封装到请求头
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header:header,
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success: (result) => {
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resolve(result);
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},
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fail: (res) => {
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reject(res);
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},
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})
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})
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}
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