From b31e4c72eed7fa6e1017d8aef687c58c30e0f798 Mon Sep 17 00:00:00 2001
From: Jason <1432334894@qq.com>
Date: Thu, 4 Aug 2022 18:51:17 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A1=B5=E9=9D=A2=E5=85=BC=E5=AE=B9=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98=E4=BF=AE=E5=A4=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 view/templates/index/wait_deliver_list.html | 58 ++++++++++++++++++++++++-----
 1 file changed, 48 insertions(+), 10 deletions(-)

diff --git a/view/templates/index/wait_deliver_list.html b/view/templates/index/wait_deliver_list.html
index c5e207c..e0d4b32 100644
--- a/view/templates/index/wait_deliver_list.html
+++ b/view/templates/index/wait_deliver_list.html
@@ -52,14 +52,8 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
   ,table = layui.table
   ,$ = layui.$;
 
-   //示例
-   var endTime = new Date(2099,1,1).getTime() //假设为结束日期
-  ,serverTime = new Date().getTime(); //假设为当前服务器时间，这里采用的是本地时间，实际使用一般是取服务端的
-
-  util.countdown(endTime, serverTime, function(date, serverTime, timer){
-    var str = (date[0]*24 + date[1]) + ':' +  date[2] + ':' + date[3];
-    layui.$('#test').html('倒计时：'+ str);
-  });
+  //清除翻页后上一页遗漏的定时器
+  var intervalsMap = new Map();
 
   util.event('lay-header-event', {
     menuLeft: function(othis){
@@ -104,7 +98,7 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
     ,title: '用户数据表'
     ,totalRow: false
     ,className:'deliver_remind_list_table_class'
-    ,limit:20
+    ,limit:5
     ,cols: [[
       {field:'goods_name', title:'商品名称',
        templet: function(d){
@@ -116,7 +110,7 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
       }}
       ,{field:'pay_time', title:'销售时间/倒计时'
       ,templet: function(d){
-        if(d.is_show_count_down == true) return '<label id="count_down_wait_'+d.order_sn+'" content="'+d.pay_time+'" class="count_down_wait">倒计时：'+d.count_down+'</label>';
+        if(d.is_show_count_down == true) return '<label id="count_down_wait_'+d.order_sn+'" content="'+d.pay_time+'" class="count_down_wait"><span id="count-down-time-'+d.order_sn+'">倒计时：'+d.count_down+'</span>|'+d.count_down+'</label>';
         return '<span>'+d.pay_time+'</span>';
       }}
       ,{field:'pay_amount', title:'支付金额(元)'}
@@ -139,6 +133,12 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
       };
     },
     done: function(res, curr, count){
+      //删除翻页遗漏的定时器，避免内存泄露
+      for(let key of intervalsMap.keys()){
+        clearInterval(intervalsMap.get(key));
+        intervalsMap.delete(key)
+      }
+
       var data = res.data;
       try {
         if(data == undefined || data.length<=0){
@@ -153,6 +153,13 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
         $('.admin-blank-table').show();
       }
 
+      var countDownList = new Array();
+      for(var i=0; i<data.length; i++){
+        if(data[i].is_show_count_down == true){
+          countDownList.push(data[i]);
+        }
+      }
+
       for(var i=0; i<data.length; i++){
         var tid = data[i].order_sn;
         var clipboard = new ClipboardJS('.admin-table-td-outter-'+tid);
@@ -200,6 +207,37 @@ layui.use(['element', 'layer', 'util', 'table'], function(){
           });
         }
 
+        var orderSnObjec = new Object();
+        orderSnObjec.order_sn = data[i].order_sn;
+        if(data[i].is_show_count_down == true){
+          var coumtTimeList = data[i].count_down.split(':');
+          var countDownTime = (parseInt(coumtTimeList[0]) * 3600 + parseInt(coumtTimeList[1]) * 60 + parseInt(coumtTimeList[2])) * 1000;
+          var startTime = new Date(2099,1,1).getTime();
+          var endTime = startTime+countDownTime;
+          var indexcount = -1;
+          var firstCallBackEnd = false;
+
+          util.countdown(endTime, startTime, function(date, st, timer){
+            var remainTimeStr = (date[0]*24 + date[1]) + ':' +  date[2] + ':' + date[3];
+
+            ++indexcount;
+            if(indexcount >= countDownList.length) indexcount = 0;
+            if(indexcount>0 || countDownList.length == 1) firstCallBackEnd = true;
+
+            if(indexcount>=0 && firstCallBackEnd){
+              var countDownIndx = indexcount-1;
+              if(indexcount == 0) countDownIndx = countDownList.length-1;
+              var countDownId = '#count-down-time-'+countDownList[countDownIndx].order_sn;
+              var remainTimeStr = (date[0]*24 + date[1]) + ':' +  date[2] + ':' + date[3];
+              intervalsMap.set(countDownIndx, timer);
+              if(date[0]*24 == 0 && date[1] == 0 && date[2] == 0 && date[3] == 0) {
+                countDownList.splice(countDownIndx,1);
+                firstCallBackEnd = false;
+              }
+              layui.$(countDownId).html('倒计时：'+ remainTimeStr);
+            }
+          });
+        }
       }
     }
   });