فهرست منبع

[core] Add a generic representation of a directory

For now it's tied to My Documents but it will be adjusted to also represent an HDFS entry.
Johan Ahlen 10 سال پیش
والد
کامیت
40e2c28
1فایلهای تغییر یافته به همراه95 افزوده شده و 0 حذف شده
  1. 95 0
      desktop/core/src/desktop/static/desktop/js/documents/hueDirectory.js

+ 95 - 0
desktop/core/src/desktop/static/desktop/js/documents/hueDirectory.js

@@ -0,0 +1,95 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you 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.
+
+(function (root, factory) {
+  if(typeof define === "function" && define.amd) {
+    define([
+      'knockout'
+    ], factory);
+  } else {
+    root.HueDirectory = factory(ko);
+  }
+}(this, function (ko) {
+
+  /**
+   *
+   * @param {Object} options
+   * @param {AssistHelper} options.assistHelper
+   * @param {Object} options.definition
+   * @param {HueFolder} options.parent
+   *
+   * @constructor
+   */
+  function HueDirectory (options) {
+    var self = this;
+    self.parent = options.parent;
+    self.definition = options.definition;
+    self.assistHelper = options.assistHelper;
+    self.path = self.parent ? self.parent.path + self.definition.name : self.definition.name;
+
+    self.loaded = ko.observable(false);
+    self.loading = ko.observable(false);
+    self.hasErrors = ko.observable(false);
+    self.open = ko.observable(false);
+    self.entries = ko.observableArray([]);
+
+    self.open.subscribe(function () {
+      if (! self.loaded()) {
+        self.load();
+      }
+    })
+  }
+
+  HueDirectory.prototype.load = function () {
+    var self = this;
+    if (self.loading()) {
+      return;
+    }
+    self.loading(true);
+
+    self.assistHelper.fetchDocuments({
+      successCallback: function(data) {
+        self.hasErrors(false);
+        self.entries($.map(data.documents, function (definition) {
+          if (definition.type === "directory") {
+            return new HueDirectory({
+              assistHelper: self.assistHelper,
+              definition: definition,
+              parent: self
+            })
+          } else {
+            return {
+              definition: definition,
+              path: self.path + definition.name
+            }
+          }
+        }));
+        $.each(data.documents, function (idx, document) {
+          console.log(document);
+        });
+        self.loading(false);
+        self.loaded(true);
+      },
+      errorCallback: function () {
+        self.hasErrors(true);
+        self.loading(false);
+        self.loaded(true);
+      }
+    });
+  };
+
+  return HueDirectory;
+}));