fix YH-5027

@@ -128,8 +128,9 @@ const index = (req, res, next) => {
     return seckillModel.queryActivity().then((resultActivity) => {
         // console.log(resultActivity)
         let focusIndex = false;
-        let nowTime = Date.parse(new Date());
+        let nowTime = Date.now();
 
+        result.currentTime = nowTime;
         if (resultActivity.code !== 200) {
             return next();
         }

@@ -188,7 +188,7 @@ seckillObj = {
         $el.$navUl.find('>li').each(function() {
             $(this).removeClass('now over wait');
             time = new Date(parseInt($(this).find('input.date').val(), 10));
-            nowTime = new Date();
+            nowTime = new Date(Date.now() + that.diff * 1000);
 
             if (nowTime > time) { // 当前时间大于这个时间段，已经开始和即将开始两种情况
                 if ($(this).next('.time-item').length) {
@@ -258,7 +258,7 @@ seckillObj = {
     initTick: function(elem) {
         var $el = this.el, that = this,
             time,
-            nowTime = Date.parse(new Date()) / 1000,
+            nowTime = Date.parse(new Date()) / 1000 + that.diff,
             offsetTime;
 
         if ($(elem).hasClass('now')) {
@@ -288,7 +288,7 @@ seckillObj = {
             $(elem).find('.tick.second').text(second < 0 ? '00' : (second < 10 ? ('0' + second) : second));
 
             $el.currentTick = setTimeout(function() {
-                var curSec = Math.floor(Date.now() / 1000);
+                var curSec = Math.floor(Date.now() / 1000) + that.diff;
 
                 offsetTime = offsetTime - (curSec - nowTime);
                 that.startTick(elem, offsetTime, curSec);
@@ -392,16 +392,14 @@ seckillObj = {
                     }))
                 );
 
-                // if (result && result.currentTime) {
-                //     self.diff = Math.round((Date.now() - result.currentTime) / 1000);
-                // }
+                if (result && result.activitys && result.activitys.length) {
+                    window.diff = self.diff = Math.round((result.currentTime - Date.now()) / 1000);
+                    callback();
+                }
 
                 lazyload('img.lazy');
                 window.rePosFooter();
 
-                if (result && result.activitys && result.activitys.length) {
-                    callback();
-                }
             })
             .error(function() {
             })