sdk：37sdk发起支付接口

shared/pubUtils/sdkUtil.ts

@@ -2,9 +2,47 @@ import { SDK_37_ADDR, SDK_37_CONST } from '../consts';
 import { request37 } from './httpUtil';
 import { nowSeconds } from './timeUtil';
 import { LoginValidataReturn37 } from '../domain/sdk';
+import * as crypto from 'crypto'
+
+// 通用加密方法
+
+export function md5(str: string, treatStr?: (str: string) => string) {
+    if(treatStr) str = treatStr(str);
+    console.log('*****str', str)
+    return crypto.createHash('md5').update(str, 'utf8').digest("hex");
+};
+
+export function getMd5ObjSign(obj: any, joinMark: string, treatStr?: (str: string) => string) {
+    const str = [];
+    Object.keys(obj).sort().forEach((key) => {
+        if (key == 'sign') {
+
+        } else {
+            str.push(key + '=' + obj[key]);
+        }
+    });
+    if (str.length == 0) {
+        console.error('check obj', obj);
+    }
+    var strs = str.join(joinMark);
+    return md5(strs, treatStr);
+}
+
+export async function checkMd5Sign(obj: any, treatStr?: (str: string) => string) {
+    if (getMd5ObjSign(obj, '', treatStr) === obj.sign) {
+        return true;
+    }
+    console.warn('correct sign:', getMd5ObjSign(obj, '', treatStr), obj.sign);
+    return false;
+}
+
 
 /************** 37sdk **************/
 
+export function get37Md5Sign(body: any, key: string) {
+    return getMd5ObjSign(body, '&', (str) => `${str}&${key}`);
+}
+
 export async function loginValidate37(clientId: string, pst: string) {
     let result: LoginValidataReturn37 = await request37(SDK_37_ADDR.LOGIN, {
         clientid: clientId,
@@ -31,4 +69,20 @@ export async function loginValidata(channelType: string, clientId: string, pst:
 
 export function getChannelId(channelType: string, uid: number|string) {
     return `${channelType}: ${uid}`;
+}
+
+
+
+/********* 厚土防沉迷 *********/
+
+export function getVidObjSign(body: any) {
+    return getMd5ObjSign(body, '', treatVid);
+}
+
+export function checkVidObjSign(obj: any) {
+    return checkMd5Sign(obj, treatVid);
+}
+
+function treatVid(str) {
+    return 'vId' + str;
 }