text: $(function () {
  
      window.addDocumentModalFormHtml = $(this).find("form").html();
      wangEditor.config.printLog = false;
      window.editor = new wangEditor('htmlEditor');
      editor.config.uploadImgUrl = window.imageUploadURL;
      editor.config.uploadImgFileName = "editormd-file-file";
      editor.config.uploadParams = {
          "editor" : "wangEditor"
      };
      wangEditor.config.menus.splice(0,0,"|");
      wangEditor.config.menus.splice(0,0,"save");
      wangEditor.config.menus.splice(0,0,"release");
  
      //移除地图、背景色
      editor.config.menus = $.map(wangEditor.config.menus, function(item, key) {
          if (item === 'bgcolor') {
              return null;
          }
          if (item === 'fullscreen') {
              return null;
          }
          if (item === "undo"){
              return null;
          }
          if (item === "redo"){
              return null;
          }
          return item;
      });
  
      window.editor.ready(function () {
          if(window.documentCategory.length > 0){
              var item =  window.documentCategory[0];
              var $select_node = { node : {id : item.id}};
              loadDocument($select_node);
          }
  
      });
  
      window.editor.config.uploadImgFns.onload = function (resultText, xhr) {
          // resultText 服务器端返回的text
          // xhr 是 xmlHttpRequest 对象，IE8、9中不支持
  
          // 上传图片时，已经将图片的名字存在 editor.uploadImgOriginalName
          var originalName = editor.uploadImgOriginalName || '';
  
          var res = jQuery.parseJSON(resultText);
          if (res.errcode === 0){
              editor.command(null, 'insertHtml', '<img src="' + res.url + '" alt="' + res.alt + '" style="max-width:100%;"/>');
          }else{
              layer.msg(res.message);
          }
      };
  
  
      window.editor.create();
  
  
      $("#htmlEditor").css("height","100%");
  
  
  
      /***
       * 加载指定的文档到编辑器中
       * @param $node
       */
      function loadDocument($node) {
          var index = layer.load(1, {
              shade: [0.1,'#fff'] //0.1透明度的白色背景
          });
  
          $.get(window.editURL + $node.node.id ).done(function (res) {
              layer.close(index);
  
              if(res.errcode === 0){
                  window.isLoad = true;
                  window.editor.clear();
                  window.editor.$txt.html(res.data.content);
                  var node = { "id" : res.data.doc_id,'parent' : res.data.parent_id === 0 ? '#' : res.data.parent_id ,"text" : res.data.doc_name,"identify" : res.data.identify,"version" : res.data.version};
                  pushDocumentCategory(node);
                  window.selectNode = node;
  
              }else{
                  layer.msg("文档加载失败");
              }
          }).fail(function () {
              layer.close(index);
              layer.msg("文档加载失败");
          });
      }
  
      /**
       * 保存文档到服务器
       * @param $is_cover 是否强制覆盖
       */
      function saveDocument($is_cover,callback) {
          var index = null;
          var node = window.selectNode;
  
          var html = window.editor.$txt.html() ;
  
          var content = "";
          if($.trim(html) !== ""){
              content = toMarkdown(html, { gfm: true });
          }
          var version = "";
  
          if(!node){
              layer.msg("获取当前文档信息失败");
              return;
          }
          var doc_id = parseInt(node.id);
  
          for(var i in window.documentCategory){
              var item = window.documentCategory[i];
  
              if(item.id === doc_id){
                  version = item.version;
                  break;
              }
          }
          $.ajax({
              beforeSend  : function () {
                  index = layer.load(1, {shade: [0.1,'#fff'] });
              },
              url :  window.editURL,
              data : {"identify" : window.book.identify,"doc_id" : doc_id,"markdown" : content,"html" : html,"cover" : $is_cover ? "yes":"no","version": version},
              type :"post",
              dataType :"json",
              success : function (res) {
                  layer.close(index);
                  if(res.errcode === 0){
                      for(var i in window.documentCategory){
                          var item = window.documentCategory[i];
  
                          if(item.id === doc_id){
                              window.documentCategory[i].version = res.data.version;
                              break;
                          }
                      }
                      if(typeof callback === "function"){
                          callback();
                      }
                  }else if(res.errcode === 6005){
                      var confirmIndex = layer.confirm('文档已被其他人修改确定覆盖已存在的文档吗？', {
                          btn: ['确定','取消'] //按钮
                      }, function(){
                          layer.close(confirmIndex);
                          saveDocument(true,callback);
                      });
                  }else{
                      layer.msg(res.message);
                  }
              }
          });
      }
  
  
      /**
       * 添加顶级文档
       */
      $("#addDocumentForm").ajaxForm({
          beforeSubmit : function () {
              var doc_name = $.trim($("#documentName").val());
              if (doc_name === ""){
                  return showError("目录名称不能为空","#add-error-message")
              }
              window.addDocumentFormIndex = layer.load(1, { shade: [0.1,'#fff']  });
              return true;
          },
          success : function (res) {
              if(res.errcode === 0){
  
                  var data = { "id" : res.data.doc_id,'parent' : res.data.parent_id === 0 ? '#' : res.data.parent_id ,"text" : res.data.doc_name,"identify" : res.data.identify,"version" : res.data.version};
  
                  var node = window.treeCatalog.get_node(data.id);
                  if(node){
                      window.treeCatalog.rename_node({"id":data.id},data.text);
  
                  }else {
                      window.treeCatalog.create_node(data.parent, data);
                      window.treeCatalog.deselect_all();
                      window.treeCatalog.select_node(data);
                  }
                  pushDocumentCategory(data);
                  $("#markdown-save").removeClass('change').addClass('disabled');
                  $("#addDocumentModal").modal('hide');
              }else{
                  showError(res.message,"#add-error-message")
              }
              layer.close(window.addDocumentFormIndex);
          }
      });
  
      /**
       * 文档目录树
       */
      $("#sidebar").jstree({
          'plugins': ["wholerow", "types", 'dnd', 'contextmenu'],
          "types": {
              "default": {
                  "icon": false  // 删除默认图标
              }
          },
          'core': {
              'check_callback': true,
              "multiple": false,
              'animation': 0,
              "data": window.documentCategory
          },
          "contextmenu": {
              show_at_node: false,
              select_node: false,
              "items": {
                  "添加文档": {
                      "separator_before": false,
                      "separator_after": true,
                      "_disabled": false,
                      "label": "添加文档",
                      "icon": "fa fa-plus",
                      "action": function (data) {
  
                          var inst = $.jstree.reference(data.reference),
                              node = inst.get_node(data.reference);
  
                          openCreateCatalogDialog(node);
                      }
                  },
                  "编辑": {
                      "separator_before": false,
                      "separator_after": true,
                      "_disabled": false,
                      "label": "编辑",
                      "icon": "fa fa-edit",
                      "action": function (data) {
                          var inst = $.jstree.reference(data.reference);
                          var node = inst.get_node(data.reference);
                          openEditCatalogDialog(node);
                      }
                  },
                  "删除": {
                      "separator_before": false,
                      "separator_after": true,
                      "_disabled": false,
                      "label": "删除",
                      "icon": "fa fa-trash-o",
                      "action": function (data) {
                          var inst = $.jstree.reference(data.reference);
                          var node = inst.get_node(data.reference);
                          openDeleteDocumentDialog(node);
                      }
                  }
              }
          }
      }).on('loaded.jstree', function () {
          window.treeCatalog = $(this).jstree();
      }).on('select_node.jstree', function (node, selected, event) {
          if($("#markdown-save").hasClass('change')) {
              if(confirm("编辑内容未保存，需要保存吗？")){
                  saveDocument(false,function () {
                      loadDocument(selected);
                  });
                  return true;
              }
          }
          loadDocument(selected);
  
      }).on("move_node.jstree", jstree_save);
  
      window.saveDocument = saveDocument;
  
      window.releaseBook = function () {
          if(Object.prototype.toString.call(window.documentCategory) === '[object Array]' && window.documentCategory.length > 0){
              $.ajax({
                  url : window.releaseURL,
                  data :{"identify" : window.book.identify },
                  type : "post",
                  dataType : "json",
                  success : function (res) {
                      if(res.errcode === 0){
                          layer.msg("发布任务已推送到任务队列，稍后将在后台执行。");
                      }else{
                          layer.msg(res.message);
                      }
                  }
              });
          }else{
              layer.msg("没有需要发布的文档")
          }
      };
  });