/** Modified from original Node-Red source, for audio system visualization
 * vim: set ts=4:
 * Copyright 2013 IBM Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/
RED.sidebar.config = (function() {
	
	var content = document.createElement("div");
	content.id = "tab-config";
	content.style.paddingTop = "4px";
	content.style.paddingLeft = "4px";
	content.style.paddingRight = "4px";
	
	var list = $("<ul>",{class:"tab-config-list"}).appendTo(content);
	
	$("#btn-config-nodes").click(function(){
		if (!RED.sidebar.containsTab("config")) {
			RED.sidebar.addTab("config",content,true);
		}
		refresh();
		RED.sidebar.show("config");
	});
	
	function refresh() {
		list.empty();
		RED.nodes.eachConfig(function(node) {
			var li = list.find("#tab-config-list-type-"+node.type);
			if (li.length === 0) {
				li = $("<li>",{id:"tab-config-list-type-"+node.type}).appendTo(list);
				$('<div class="tab-config-list-type">'+node.type+'</div>').appendTo(li);
			}
			var label = "";
			if (typeof node._def.label == "function") {
				label = node._def.label.call(node);
			} else {
				label = node._def.label;
			}
			label = label || "&nbsp;";
			
			var entry = $('<div class="tab-config-list-entry"></div>').appendTo(li);
			entry.on('dblclick',function(e) {
				RED.editor.editConfig("", node.type, node.id);
			});
			
			var userArray = node.users.map(function(n) { return n.id });
			entry.on('mouseover',function(e) {
				RED.nodes.eachNode(function(node) {
					if( userArray.indexOf(node.id) != -1) {
						node.highlighted = true;
						node.dirty = true;
					}
				});
				RED.view.redraw();
			});

			entry.on('mouseout',function(e) {
				RED.nodes.eachNode(function(node) {
					if(node.highlighted) {
						node.highlighted = false;
						node.dirty = true;
					}
				});
				RED.view.redraw();
			});
			
			$('<div class="tab-config-list-label">'+label+'</div>').appendTo(entry);
			$('<div class="tab-config-list-users">'+node.users.length+'</div>').appendTo(entry);
		});
	}
	return {
		refresh:refresh
	}
})();