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controllets/datalet-selection-controllet/datalet-selection-controllet.html 18.1 KB
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  <!--

  @group ROUTETOPA Polymer Core Elements

  

  The `select-visualization-form-controllet` is a slider container of elements.

  Pass to this component an array of components, a data url(CKAN api uri) and a string with one or multiple query in JsonPath format(separated by spaces) and it'll show a

  slider with all components initialized with data and query attributes

  

  ### Code

  

  Example

  

  @class select-visualization-form-controllet

  

  -->

  <link rel="import" href="../../bower_components/polymer/polymer.html">

  <link rel="import" href="../../bower_components/paper-input/paper-input.html">

  <link rel="import" href="../../bower_components/paper-button/paper-button.html">

  <link rel="import" href="../../bower_components/paper-dialog/paper-dialog.html">

  <link rel="import" href="../../bower_components/iron-ajax/iron-ajax.html">

  <link rel="import" href="../../bower_components/paper-toast/paper-toast.html">

  

  <dom-module id="datalet-selection-controllet">

      <template>

          <link rel="stylesheet" href="../shared_js/bootstrap-3.3.4-dist/css/bootstrap.paper.style.min.css">

          <link rel="stylesheet" href="../shared_js/bootstrap-toggle-master/css/bootstrap-toggle.min.css">

          <link rel="stylesheet" href="http://code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css">

          <style is="custom-style">

              body {

                  font-family: RobotoDraft, 'Helvetica Neue', Helvetica, Arial;

                  font-size: 14px;

                  margin: 0;

                  padding: 24px;

                  -webkit-tap-highlight-color: rgba(0,0,0,0);

                  -webkit-touch-callout: none;

              }

  

              paper-input {

                  width: 80%;

              }

  

              /*paper-dialog {

                  position: fixed;

                  top: 16px;

                  right: 16px;

                  width: 400px;

                  height: 400px;

              }*/

  

              html /deep/ paper-dialog { /*::shadow #datalet_dialog_content*/

                  /*position: fixed;

                  top: 25%;

                  left: 25%;

                  bottom: 25%;

                  right: 25%;

                  margin: 0px;*/

                  width: 90%;

                  height: 95%;

              }

  

              /*Toggle style*/

              input.toggle {

                  max-height: 0;

                  max-width: 0;

                  opacity: 0;

              }

              input.toggle + label {

                  display: block;

                  position: relative;

                  box-shadow: inset 0 0 0px 1px #d5d5d5;

                  text-indent: -5000px;

                  height: 30px;

                  width: 50px;

                  border-radius: 15px;

              }

  

              input.toggle + label:before {

                  content: "";

                  position: absolute;

                  display: block;

                  height: 30px;

                  width: 30px;

                  top: 0;

                  left: 0;

                  border-radius: 15px;

                  background: rgba(19, 191, 17, 0);

                  -moz-transition: .25s ease-in-out;

                  -webkit-transition: .25s ease-in-out;

                  transition: .25s ease-in-out;

              }

  

              input.toggle + label:after {

                  content: "";

                  position: absolute;

                  display: block;

                  height: 30px;

                  width: 30px;

                  top: 0;

                  left: 0px;

                  border-radius: 15px;

                  background: white;

                  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .2), 0 2px 4px rgba(0, 0, 0, .2);

                  -moz-transition: .25s ease-in-out;

                  -webkit-transition: .25s ease-in-out;

                  transition: .25s ease-in-out;

              }

              input.toggle:checked + label:before {

                  width: 50px;

                  background: rgba(19, 191, 17, 1);

              }

  

              input.toggle:checked + label:after {

                  left: 20px;

                  box-shadow: inset 0 0 0 1px rgba(19, 191, 17, 1), 0 2px 4px rgba(0, 0, 0, .2);

              }

  

              /deep/ #fields_order_placeholder { list-style-type: none; margin: 0; padding: 0; width: 60%; }

              /deep/ #fields_order_placeholder li { margin: 0 5px 5px 5px; padding: 5px; font-size: 1.2em; height: 1.5em; }

              /deep/ html>body #fields_order_placeholder li { height: 1.5em; line-height: 1.2em; }

              /deep/ .ui-state-highlight { height: 1.5em; line-height: 1.2em; }

  

          </style>

  

          <iron-ajax

                  auto

                  id="data_request"

                  url={{dataUrl}}

                  handle-as="json"

                  verbose="true"

                  on-response="handleResponseData"

                  debounce-duration="300">

          </iron-ajax>

  

          <iron-ajax

                  id="datales_list_request"

                  auto

                  url={{dataletsListUrl}}

                  handle-as="json"

                  on-response="handleResponseDatalets"

                  debounce-duration="300">

          </iron-ajax>

  

          <div id="modals">

          </div>

  

          <paper-dialog id="datalet_dialog" modal="true" transition="core-transition-center" closeAttribute="close">

             <h2>Datalets preview</h2>

             <paper-dialog-scrollable id="datalet_dialog_content">

             </paper-dialog-scrollable>

             <div class="buttons">

                <paper-button dialog-dismiss>Close</paper-button>

             </div>

          </paper-dialog>

  

          <div class="panel panel-default">

              <div class="panel-heading">

                  <h3 class="panel-title">Data source</h3>

              </div>

              <div class="panel-body">

                  <section>

                      <paper-input id="data_url" label="CKAN api data url" floatingLabel value="{{dataUrl}}"></paper-input>

                  </section>

              </div>

          </div>

  

          <div class="panel panel-default">

              <div class="panel-heading">

                  <h3 class="panel-title">Selection data fileds to visualize</h3>

              </div>

              <div class="panel-body">

                  <section>

                      <div class="horizontal center-justified layout">

                          <div id="fields_placeholder" class="horizontal-section">

                          </div>

                      </div>

                  </section>

              </div>

          </div>

  

          <div class="panel panel-default">

              <div class="panel-heading">

                  <h3 class="panel-title">Selection fileds order</h3>

              </div>

              <div class="panel-body">

                  <section>

                      <div class="horizontal center-justified layout">

                          <ul id="fields_order_placeholder">

                          </ul>

                      </div>

                  </section>

              </div>

          </div>

  

          <div class="panel panel-default">

              <div class="panel-heading">

                  <h3 class="panel-title">Visualization tools selection</h3>

              </div>

              <div class="panel-body">

                  <div id="datalets_menu" class="layout">

                      <label for="datalets_selector">Available Datalets list:</label>

                      <select class="form-control" id="datalets_selector">

                      </select>

                  </div>

              </div>

          </div>

  

          <section>

              <paper-button on-click="goto" raised>Go to visualization</paper-button>

          </section>

          <paper-toast id="message" text=""></paper-toast>

          <content></content>

      </template>

  

      <script src="../shared_js/bootstrap-3.3.4-dist/js/bootstrap.min.js"></script>

      <script src="../shared_js/bootstrap-toggle-master/js/bootstrap-toggle.min.js"></script>

      <script src="../shared_js/jquery-ui-1.11.4.custom/jquery-ui.min.js"></script>

fa1f0522   Luigi Serra   Selection control...
216
  

73bcce88   luigser   COMPONENTS
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      <script src="../../../DEEPCLIENT/js/deepClient.js"></script>

  

      <script>

  

          DataletSelectionControllet = Polymer({

              is: 'datalet-selection-controllet',

              listeners: {

                  'tap' : 'clickHandler'

              },

              hostAttributes: {

                  dataUrl: "http://demo.ckan.org/api/action/datastore_search?resource_id=8324a4c9-66d6-47bf-a898-94237cc39b9f&limit=50",

                  deepUrl: "http://service.routetopa.eu/WebComponentsDEV/DEEP/",

                  dataletsListUrl: "http://service.routetopa.eu/WebComponentsDEV/DEEP/datalets-list"

              },

              properties: {

                  /**

                   * It represent the data url from CKAN api

                   *

                   * @attribute dataUrl

                   * @type string

                   * @default 'null'

                   */

                  dataUrl: {

                      type: String,

                      value: "http://demo.ckan.org/api/action/datastore_search?resource_id=8324a4c9-66d6-47bf-a898-94237cc39b9f&limit=50",

                      observer: '_dataUrlChanged'

                  },

                  /**

                   * It represent the DEEP url to get information about the datalets

                   *

                   * @attribute deepUrl

                   * @type string

                   * @default 'null'

                   */

                  deepUrl: {

                      type: String,

                      value: "http://demo.ckan.org/api/action/datastore_search?resource_id=8324a4c9-66d6-47bf-a898-94237cc39b9f&limit=50"

                  },

                  /**

                   * It stores all tools available in WebComponent server

                   *

                   * @attribute tools

                   * @type array

                   * @default 'null'

                   */

                  tools:{

                     type: Array,

                     value: []

                  },

                  /**

                   * It stores all fields related to data retrieved from CKAN api url

                   *

                   * @attribute fields

                   * @type array

                   * @default 'null'

                   */

                  fields_order:{

                     type: String,

                     value: []

                  },

                  fieldsMap: {

                      type: Map,

                      value: null

                  },

                  datalet_query:{

                      type: String,

                      value: ""

                  }

              },

              /**

               * data-url member changed watcher. It's called when dataUrl changes its value

               *

               * @method dataUrlChanged

               */

              _dataUrlChanged: function(newValue, oldValue){

                  this.$.data_request.generateRequest();

              },

              createFieldsContainer: function(id, heading){

                  var panelDefault       = document.createElement('div');

                  panelDefault.className = 'panel panel-default';

                  var panelHeading       = document. createElement('div');

                  panelHeading.className = 'panel-heading';

                  panelHeading.innerHTML = heading;

                  var panelBody          = document. createElement('div');

                  panelBody.className    = 'panel-body';

                  panelBody.id           = id;

                  var fieldPanel         = document.createElement('div');

                  fieldPanel.className   = 'panel-body';

  

                  panelBody.appendChild(fieldPanel);

                  panelDefault.appendChild(panelHeading);

                  panelDefault.appendChild(panelBody);

  

                  return panelDefault;

              },

              createCustomStyledToggle: function(id, label){

                  return '<div class="wrapper">'

                         + '<input id="'+ id +'" type="checkbox" class="toggle">'

                         + '<label for="'+ id +'">'+ label +'</label>'

                         + label

                         + '</div>';

  

              },

              /**

               * Callback to parse the data requested when dataUrl change its value

               *

               * @method handleResponseData

               */

              handleResponseData: function(e){

                  //crete root node and insert it in to shadow dom

                  var mainPanel = this.createFieldsContainer("root", "Data fields");

                  this.$.fields_placeholder.innerHTML = "";

                  this.$.fields_placeholder.appendChild(mainPanel);

                  this.fieldsMap = new Map;

                  this.fieldsMap["root"] = mainPanel;

                  //call recursive analyze function for current json to get all fields user can select

                  this.analyzeObject(new Array("root"), null, e.detail.response);

              },

              analyzeObject: function(parent_list, curr_field, object) {

                  if(curr_field != null){

                      if(object == null) object = "";

  

                      if(object.constructor == Array){//Deal with flat array case

                          if(object[0].constructor != Object){

                              this.fieldsMap[parent_list[parent_list.length - 2]].childNodes[1].childNodes[0].innerHTML += this.createCustomStyledToggle(parent_list.toString(), curr_field);

                              return;

                          }

                      }

                      if(object.constructor == Array || object.constructor == Object){

                          var panel = this.createFieldsContainer(curr_field, parent_list[parent_list.length - 1]);

                          this.fieldsMap[curr_field] = panel;

                          this.fieldsMap[parent_list[parent_list.length - 2]].childNodes[1].appendChild(this.fieldsMap[curr_field]);

                      }else{

                          //CUSTOM STYLED TOGGLE

                          this.fieldsMap[parent_list[parent_list.length - 2]].childNodes[1].childNodes[0].innerHTML += this.createCustomStyledToggle(parent_list.toString(), curr_field);

                      }

                  }

                  if(object.constructor == Array || object.constructor == Object) {

                      var obj = (object.constructor == Array) ? object[0] : object;

                      if(Object.prototype.toString.call(obj) === '[object String]') return;//Deal with flat array case

                      for (var field in obj) {

                          var parents = new Array();

                          parent_list.every(function (element, index, array) {

                              parents.push(element);

                              return true;

                          });

                          parents.push(field);

                          this.analyzeObject(parents, field, obj[field]);

                      }

                  }

              },

              /**

               * Callback to parse the components response object

               *

               * @method handleResponseComponents

               */

              handleResponseDatalets: function(e){

                  html = "";

                  for(var i=0;i < e.detail.response.length;i++){

                      html += '<option value="' + e.detail.response[i] + '"' + ((i==0) ? ' selected>' : '>') + e.detail.response[i] + '</option>';

                  }

                  $(this.$.datalets_selector).append(html);

              },

              /**

               * Callback called when "Go to visualization" button is pressed

               *

               * @method handleResponseComponents

               */

              goto: function(){

                  var fields = Polymer.dom(this.$.fields_order_placeholder).querySelectorAll('li');

                  this.fields_order = "";

                  for(var i=0;i<fields.length;i++){

                      this.fields_order += fields[i].id + ",";

                  }

                  this.fields_order = this.fields_order.substring(0, this.fields_order.length - 1);

  

  

                  var cbs = Polymer.dom(this.$.fields_placeholder).querySelectorAll('input[type=checkbox]:checked');

                  this.datalet_query = "";

  

                  if(cbs.length == 0){

                      this.$.message.text = "No fields selected.";

                      this.$.message.show();

                      return;

                  }

  

                  var fields = Array();

                  for(var i=0;i<cbs.length;i++){

                      fields.push(cbs[i].id.replace("root,", ""));

                  }

  

                  var datalet_params ={

                      component   : this.$.datalets_selector.options[this.$.datalets_selector.selectedIndex].text,

                      params      :{

                          'data-url' : this.dataUrl,

                          'fields-order' : this.fields_order

                      },

                      fields      : fields,

                      placeHolder : this.$.datalet_dialog_content

                  };

                  ComponentService.deep_url = this.deepUrl;

                  ComponentService.getComponent(datalet_params);

  

                  document.getElementById("datalet_dialog").open();

              },

              clickHandler : function(e){

                 if(!e.target.control) {

                     if (e.target.className == 'toggle') {

                         (this.$.fields_order_placeholder).innerHTML = "";

                         var cbs = Polymer.dom(this.$.fields_placeholder).querySelectorAll('input[type=checkbox]:checked');

                         for(var i=0;i<cbs.length;i++) {

                             var fields = cbs[i].id.split(',');

                             var ele = document.createElement('li');

                             ele.className = "ui-state-default";

                             ele.id        = i;

                             ele.innerHTML = fields[fields.length -1];

                             (this.$.fields_order_placeholder).appendChild(ele);

                         }

                     }

                 }

              },

              ready: function(){

                  $(this.$.fields_order_placeholder).sortable({

                      placeholder: "ui-state-highlight"

                  });

                  $(this.$.fields_order_placeholder).disableSelection();

              }

          });

      </script>

  </dom-module>