depth

zb.js

@@ -193,9 +193,13 @@ function _handleDepthData(symbol, data, source) {
 }
 
 const lastDepthRestSendTimeMap = {};
+let detphRestSentAmount = 0;
 
 function depthByRest(symbol,callback) {
-  const url = `http://api.zb.cn/data/v1/depth?market=${symbol}&size=5`;
+  const urls = [`http://api.zb.cn/data/v1/depth?market=${symbol}&size=5`, `http://api.zb.com/data/v1/depth?market=${symbol}&size=5`];
+  detphRestSentAmount += 1;
+  const index = detphRestSentAmount % 2;
+  const url = urls[index];
   const sendTime = Date.now();
   _request("GET", url, (err, data) => {
     const lastDepthRestSendTime = lastDepthRestSendTimeMap[symbol] || 0;