text: /*
   * Copyright (c) 2018, 2019 Oracle and/or its affiliates. All rights reserved.
   *
   * 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.
   */
  
  // Author: Santiago Pericas-Geertsen <santiago.pericasgeertsen@oracle.com>
  
  const ko = require('knockout');
  const rest = require('./rest.js');
  
  var TodoUtil = {
      // Map todo object to observable
      toObservable: function (todo) {
          var obs = {
              id: ko.observable(todo.id),
              title: ko.observable(todo.title),
              completed: ko.observable(todo.completed),
              editing: ko.observable(false)
          };
  
          // Subscribe to changes on completed and update server
          obs.completed.subscribe(function () {
              rest.put(window.location.pathname + "api/todo/" + obs.id(), TodoUtil.fromObservable(obs))
                      .fail(function (err) {
                          console.log(err.statusText);
                      });
          });
  
          return obs;
      },
  
      // Map observable to todo object
      fromObservable: function (obs) {
          var todo = {
              title: obs.title(),
              completed: obs.completed()
          };
          if (obs.id()) {
              todo.id = obs.id();
          }
          return todo;
      }
  };
  
  module.exports = TodoUtil;