comment.html

<!DOCTYPE html>
<html>
<head>
	<title>Comment</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <script src="https://cdn.wilddog.com/js/client/current/wilddog.js"></script>
    <script src="https://cdn.wilddog.com/sdk/js/2.5.8/wilddog.js"></script>
</head>
<body onload="return_fromwilddog()">
	<div id="layout2">
		<div id="comment_content">
			<textarea id="txt" placeholder="state your idea freely:)"></textarea>
  			<br/>
			  <input type="button" value="submit" id="submit" onclick="save()" />
			</div>
	</div>
<script type="text/javascript">
		  var url = location.search;
		  var uid = url.slice(5, 33);
		  var title = url.slice(45);
		  var name;
	  var config = {
      syncURL: "https://athandiajsmind.wilddogio.com" //输入节点 URL
          };
    wilddog.initializeApp(config);
    var ref;
	ref = wilddog.sync().ref(uid);
	ref.child('accountsetting').on('value', function (snapshot) {
	name = snapshot.val().name;
	console.info(name)
		})

    //var ref = new Wilddog('https://athandiajsmind.wilddogio.com').sync().ref('/jsmind');
    /*function submit(){
    	var comment=document.getElementById('txt').value;
		var parent = document.getElementById('comment_content');
		var div = document.createElement("div");
		var Text1 = document.createTextNode("id:"+comment);
　　　　parent.appendChild(div);
		div.appendChild(Text1);
		//div.setAttribute();
		save();
	}*/

    function save(){
				
	   	var comment=document.getElementById('txt').value;
        //var com = {"id:":comment};
        //Data = JSON.stringify(com);
        //此处id设为当前登陆用户id
		ref = wilddog.sync().ref('comments');
        ref.child(uid).child(name).child(title).child("comment").child(name).push(name+" : "+comment);
    }

    function return_fromwilddog(){
			ref = wilddog.sync().ref('comments');
	 		var comNode = ref.child(uid).child(name).child(title).child("comment").child(name);
		    comNode.on("child_added",function(snapshot){
			var parent = document.getElementById('comment_content');
			var div2 = document.createElement("div");
			var commentText = document.createTextNode(snapshot.val());
			parent.appendChild(div2);
			div2.appendChild(commentText);
          
        });
   	}

</script>
</body>
</html>