推广码复制

views/welcome.tpl

@@ -18,25 +18,39 @@
     <input type="text" id="token" value={{.token}} hidden=true>
     <div class="x-body layui-anim layui-anim-up">
         <blockquote class="layui-elem-quote">欢迎{{.rolename}}：
-            <span class="x-red">{{.username}}</span>！当前时间:{{.sysTime}}</blockquote>
+            <span class="x-red">{{.username}}</span>！当前时间:{{.sysTime}}
+        </blockquote>
     </div>
     <div class="x-body layui-anim layui-anim-up">
         <blockquote class="layui-elem-quote">
-            推广码<input id="sharecode" style="width:128px;" type="text" class="layui-input">
-            <br>
-            <input value="刷新" class="layui-btn" style="width:128px;" type="button" onclick="randCode()">
+            推广码: <input id="sharecode" type="text" />
+            {{"         "}}
+            <input value="复制" class="layui-btn" type="button" onclick="copyToClip()" />
             <br>
             <br>
+            <input value="刷新" class="layui-btn" style="width:128px;" type="button" onclick="randCode()" />
+            {{"         "}}
             <input value="更新" class="layui-btn" style="width:128px;" type="button" onclick="UpdateShareCode()">
         </blockquote>
     </div>
 
     <script language="JavaScript">
+      var currShareCode = ""
       function InitParams(sharecode) {
         if (sharecode.length > 0) {
             document.getElementById("sharecode").value = sharecode;
+            currShareCode = sharecode
         }
       }
+      function copyToClip() {
+        var aux = document.createElement("input");
+        aux.setAttribute("value", currShareCode);
+        document.body.appendChild(aux);
+        aux.select();
+        document.execCommand("copy");
+        document.body.removeChild(aux);
+        layer.msg('复制成功!',{icon:1,time:1000});
+      }
 
       var randChats = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'];
       function generateMixed(n) {
@@ -49,7 +63,8 @@
       }
       // 随机兑换码
       function randCode() {
-        document.getElementById("sharecode").value = generateMixed(6);
+        currShareCode = generateMixed(6)
+        document.getElementById("sharecode").value = currShareCode;
       }
       
       function UpdateShareCode () {