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controllets/select-visualization-controllet/select-datalet-inputs_series.html 20.4 KB
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  <link rel="import" href="../../bower_components/polymer/polymer.html" />
  
  <link rel="import" href="../../bower_components/paper-material/paper-material.html" />
  
  <link rel="import" href="../../bower_components/paper-dropdown-menu/paper-dropdown-menu.html">
  <link rel="import" href="../../bower_components/paper-menu/paper-menu.html">
  <link rel="import" href="../../bower_components/paper-item/paper-item.html">
  
  <link rel="import" href="../../bower_components/paper-icon-button/paper-icon-button.html">
  <link rel="import" href="../../bower_components/iron-icons/iron-icons.html">
  <link rel="import" href="../../bower_components/iron-icon/iron-icon.html">
  
  <dom-module id="select-datalet-inputs_series">
  
      <template>
  
          <style is="custom-style">
              :host {
              --paper-dropdown-menu-icon: {
                   color: #2196F3;
               };
              }
  
              #inputs_series_container {
                  font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
                  font-size: 16px;
  
                  height: 100%;
                  width: 258px;
              }
  
              .inputs{
                  position: relative;
              }
  
              .input_header {
                  height: 32px;
                  padding-top: 16px;
                  text-align: center;
                  font-weight: 700;
                  background-color: #B6B6B6;
              }
  
              #expert_container {
                  display: none;
              }
  
              #expert_header {
                  height: 32px;
                  padding-top: 16px;
                  margin-top: 8px;
                  text-align: center;
                  font-weight: 700;
                  color: #00BCD4;
                  cursor: pointer;
              }
  
              .info_button {
                  position: absolute;
                  top: 18px;
                  right: 0px;
              }
  
              paper-dropdown-menu {
                  height: 48px;
                  width: 210px;;
                  padding-left: 8px;
                  padding-bottom: 8px;
                  --paper-input-container-focus-color: #2196F3;
              }
  
              paper-item.iron-selected {
                  background-color: #2196F3;
                  color: #FFFFFF;
              }
  
              paper-icon-button {
                  color: #2196F3;
                  --paper-icon-button-ink-color: #2196F3;
                  margin: 0px;
              }
          </style>
  
              <paper-material id="inputs_series_container" elevation="5">
  
                  <div class="input_header"><span id="inputs"></span></div>
  
                  <template is="dom-repeat" items="{{inputs}}" index-as="ddl_index">
                      <div class="inputs">
                          <paper-dropdown-menu id={{ddl_index}} label={{_getLabelName(item.name)}}>
                              <paper-menu class="dropdown-content">
                                  <template is="dom-repeat" items={{fields}}>
                                      <paper-item id={{index}} on-tap="_addInput">{{_fieldName(item)}}</paper-item>
                                  </template>
                              </paper-menu>
                          </paper-dropdown-menu>
                          <div class="info_button">
                              <paper-icon-button id="{{ddl_index}}" on-click="_setOrders" icon="unfold-more" title=""></paper-icon-button>
                          </div>
                      </div>
                  </template>
  
                  <div id="expert_header" on-click="_showExpertMode"><span id="groupBy"></span></div>
  
                  <div id="expert_container">
  
                      <div class="inputs">
                          <paper-dropdown-menu id="group_by" disabled>
                              <paper-menu class="dropdown-content">
                                  <template is="dom-repeat" items={{groupableFields}}>
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                                      <paper-item id={{index}} on-tap="_setAggregatorsFields">{{_fieldName(item)}}</paper-item>
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                                  </template>
                              </paper-menu>
                          </paper-dropdown-menu>
                          <div class="info_button">
                              <paper-icon-button id="gb" on-click="_setOrders" icon="unfold-more" title="" disabled></paper-icon-button>
                          </div>
                      </div>
  
                      <template is="dom-repeat" items="{{aggregateFields}}" as="field">
                          <div class="inputs">
                              <paper-dropdown-menu id="calculate_{{index}}" label="{{_calculateLabel()}}" disabled>
                                  <paper-menu class="dropdown-content">
                                      <template is="dom-repeat" items="{{functions}}">
                                          <paper-item id={{index}} on-tap="_setAggregators">{{_operationName(index)}} : {{_fieldName(field)}}</paper-item>
                                      </template>
                                  </paper-menu>
                              </paper-dropdown-menu>
                          </div>
                      </template>
  
                  </div>
  
              </paper-material>
  
  
      </template>
  
      <script>
  
          Polymer({
  
              is : 'select-datalet-inputs_series',
  
              properties : {
  
                  //INPUT
                  fields : {type : Array, value : []},
  
                  //OUTPUT
                  selectedFields : {type : Array, value : ["", ""]},
                  aggregators : {type : Array, value : []},
                  orders : {type : Array, value : []},
  
                  expert : {
                      type  : Boolean,
                      value : false
                  },
  
                  functions : {
                      type  : Array,
                      value : ["COUNT", "SUM", "MIN", "MAX", "AVG", "FIRST", "LAST"]
                  },
  
                  inputs : {
                      type : Array,
                      value : []
                  },
  
                  groupableFields : {
                      type : Array,
                      value : []
                  },
  
                  aggregateFields : {
                      type : Array,
                      value : [""]
                  }
  
              },
  
              ready : function() {
                  $(this.$.inputs_series_container).perfectScrollbar();
              },
  
              attached : function() {
                  this._translate();
              },
  
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              _preselectInputs : function(fields, aggregators, orders) {
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                  aggregators = JSON.parse(aggregators);
                  orders = JSON.parse(orders);
  
                  //fields = [f1 gb(opt) f2] --> si può cambiare in f1 f2 gb ???
  
                  this.selectedFields = this._copy(fields);
  
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                  var ddls = this.$.inputs_series_container.querySelectorAll("paper-dropdown-menu");
  
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                  $(ddls[0]).find("paper-menu")[0].select(1);
                  $(ddls[1]).find("paper-menu")[0].select(2);
  
                  if(orders.length > 0) {
                      this.orders = this._copy(orders);//wrong
                  }
  
                  if(aggregators.length > 0) {
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                      if(fields.length == 2) {
                          this.selectedFields = [fields[0], fields[1]];
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                          this.$.group_by.removeAttribute("disabled");
                          $("#calculate_0")[0].removeAttribute("disabled");
                          $("#gb")[0].removeAttribute("disabled");
                          this._showExpertMode();
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                          var groupableFields = [];
                          for (var i = 0; i < this.fields.length; i++) {
                              if(this.fields[i] != this.selectedFields[1])
                                  groupableFields.push(this.fields[i]);
                          }
                          this.groupableFields = this._copy(groupableFields);
                          this.aggregateFields = [this.selectedFields[1]];
  
                          $(ddls[0]).find("paper-menu")[0].select(1);
                          $(ddls[1]).find("paper-menu")[0].select(2);
  
                          this.async(function () {
                              var i = this.functions.indexOf(aggregators[1].operation);
  
                              $(this.$.group_by).find("paper-menu")[0].select(1);
                              $("#calculate_0").find("paper-menu")[0].select(i);
  
  //                        this._setAggregators();//if dont --> $("#gb")[0].removeAttribute("disabled");
                              this.aggregators = this._copy(aggregators);
  
                              this.fireReady();
                          }, 0);
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                      }
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                      else/*if(fields.length == 3)*/ {
                          this.selectedFields = [fields[0], fields[2]];
  
                          this.$.group_by.removeAttribute("disabled");
                          $("#calculate_0")[0].removeAttribute("disabled");
                          $("#gb")[0].removeAttribute("disabled");
                          this._showExpertMode();
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                          var groupableFields = [];
                          for (var i = 0; i < this.fields.length; i++) {
                              if(this.fields[i] != this.selectedFields[1])
                                  groupableFields.push(this.fields[i]);
                          }
                          this.groupableFields = this._copy(groupableFields);
                          this.aggregateFields = [this.selectedFields[1]];
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                          $(ddls[0]).find("paper-menu")[0].select(1);
                          $(ddls[1]).find("paper-menu")[0].select(3);
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                          this.async(function () {
                              var i = this.functions.indexOf(aggregators[2].operation);
  
                              $(this.$.group_by).find("paper-menu")[0].select(2);
                              $("#calculate_0").find("paper-menu")[0].select(i);
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  //                        this._setAggregators();//if dont --> $("#gb")[0].removeAttribute("disabled");
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                              this.aggregators = this._copy(aggregators);
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                              this.fireReady();
                          }, 0);
                      }
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                  }
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                  else
                      this.fireReady();
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              },
  
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              getSelectedFields : function () {
                  var gb_menu = $(this.$.group_by).find("paper-menu")[0];
                  var c_menu = $("#calculate_0").find("paper-menu")[0];
  
                  if(gb_menu.selectedItem && c_menu.selectedItem && gb_menu.selectedItem.id != 0) {
                      var groupByField = this.groupableFields[gb_menu.selected];
                      if (groupByField != this.selectedFields[0])
                          return [this.selectedFields[0], groupByField, this.selectedFields[1]];
                  }
                  return this.selectedFields;
              },
  
              getAggregators : function () {
                  return this.aggregators;
              },
  
              getOrders : function () {
                  return this.orders;
              },
  
              setFields : function(fields) {
                  var temp = this._copy(fields);
                  temp.unshift("");
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                  if (JSON.stringify(this.fields) != JSON.stringify(temp)) {
                      this.fields = this._copy(temp);
                      this._reset();
                  }
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              },
  
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              getFields : function () {
                  return null;
              },
  
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              setInputs : function(inputs) {
                  this.inputs = this._copy(inputs);
              },
  
              fireReady : function() {
                  if(this.selectedFields[0] != "" && this.selectedFields[1] != "")
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                      this.fire('select_visualization_inputs_ready', {isReady: true});
                  else
                      this.fire('select_visualization_inputs_ready', {isReady: false});
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              },
  
              _reset : function() {
                  //this.fields = []; --> setFields
                  //this.inputs = []; --> setInputs
                  this.selectedFields = ["", ""];
                  this.aggregators = [];
                  //this.orders = []; --> _resetOrders
                  this.expert = true;
                  this._showExpertMode();//expert --> false
                  this.groupableFields = [];
                  this.aggregateFields = [""];
  
                  this.async(function () {
                      //reset ddl
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                      var ddls = this.$.inputs_series_container.getElementsByTagName("paper-dropdown-menu");
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                      for (var i = 0; i < ddls.length; i++)
                          $(ddls[i]).find("paper-menu")[0].select(-1);
                      this.$.group_by.setAttribute("disabled", "");
                      $("#calculate_0")[0].setAttribute("disabled", "");
                      //reset orders
                      this._resetOrders();
                  }, 1);
              },
  
              _translate : function(){
                  this.$.inputs.innerHTML = ln["inputs_" + ln["localization"]];
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                  this.$.groupBy.innerHTML = ln["expertGroupBy_" + ln["localization"]];
  
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                  this.$.group_by.setAttribute("label", ln["groupBy_" + ln["localization"]]);
              },
  
              _showExpertMode : function() {
                  if(!this.expert) {
                      this.$.expert_header.style.color = "#000000";
                      this.$.expert_header.style.background = "#B6B6B6";
                      this.$.expert_container.style.display = "block";
                  }
                  else {
                      this.$.expert_header.style.color = "#00BCD4";
                      this.$.expert_header.style.background = "#FFFFFF";
                      this.$.expert_container.style.display = "none";
                  }
  
                  this.expert = !this.expert;
              },
  
              _addInput : function(e){
                  var selectedFields = this._copy(this.selectedFields);
  
                  var ddl_index = $(e.target).parents("paper-dropdown-menu")[0].id;
                  var index = e.target.id;
                  selectedFields[ddl_index] = this.fields[index];
  
                  this.selectedFields = this._copy(selectedFields);
  
                  if(this.selectedFields[0] == "" || this.selectedFields[1] == "") {
                      this.$.group_by.setAttribute("disabled", "");
                      $("#calculate_0")[0].setAttribute("disabled", "");
  
                      this.groupableFields = [];
                      this.aggregateFields = [""];
                      var menu = $("#calculate_0").find("paper-menu")[0];
                      menu.select(-1);
                  }
                  else {
                      this.$.group_by.removeAttribute("disabled");
                      $("#calculate_0")[0].removeAttribute("disabled");
  
                      var groupableFields = [];
                      for (var i = 0; i < this.fields.length; i++) {
                          if(this.fields[i] != this.selectedFields[1])
                              groupableFields.push(this.fields[i]);
                      }
                      this.groupableFields = this._copy(groupableFields);
                      this.aggregateFields = [this.selectedFields[1]];
  
                      this.async(function () {
                          var menu = $(this.$.group_by).find("paper-menu")[0];
                          menu.select(-1);
                          var menu = $("#calculate_0").find("paper-menu")[0];
                          //var selected =  menu.selected;
                          menu.select(-1);
                          //menu.select(selected);
                      }, 0);
                  }
                  this._setAggregators();
              },
  
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              _setAggregatorsFields : function(){
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                  this.async(function() {
                      var c_menu = $("#calculate_0").find("paper-menu")[0];
                      var selected =  c_menu.selected > 0 ? c_menu.selected : 0;
                      c_menu.select(-1);
                      c_menu.select(selected);
  
                      this._setAggregators();
                  }, 0);
              },
  
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              _setAggregators : function(){
                  this.async(function() {
                      this.aggregators = [];
  
                      this._resetOrders();
  
                      $("#gb")[0].setAttribute("disabled", "");
  
                      var gb_menu = $(this.$.group_by).find("paper-menu")[0];
                      var c_menu = $("#calculate_0").find("paper-menu")[0];
  
                      if(gb_menu.selectedItem && c_menu.selectedItem && gb_menu.selectedItem.id != 0) {
                          var groupByField = this.groupableFields[gb_menu.selected];
                          var operationIndex = c_menu.selectedItem.id;
  
                          if (groupByField == this.selectedFields[0]){// X Axis field
                              this.aggregators.push({"field": groupByField, "operation": "GROUP BY"});
                          }
                          else{
                              $("#gb")[0].removeAttribute("disabled");
                              this.aggregators.push({"field": this.selectedFields[0], "operation": "GROUP BY"});
                              this.aggregators.push({"field": groupByField, "operation": "GROUP BY"});
                          }
  
                          this.aggregators.push({"field": this.selectedFields[1], "operation": this.functions[operationIndex]});
                      }
  
                      this.fireReady();
                  }, 0);
              },
  
              _setOrders : function(e){
                  var t = e.target;
                  if(t.tagName.indexOf("IRON-ICON") > -1)
                      t = $(e.target).parents("paper-icon-button")[0];
  
                  var icon = t.getAttribute("icon");
                  var id = t.getAttribute("id");
                  var field;
  
                  if(id == "gb"){
                      var gb_menu = $(this.$.group_by).find("paper-menu")[0];
                      field = this.groupableFields[gb_menu.selected];
                  }
                  else {
                      field = this.selectedFields[id];
                  }
  
                  if(icon.indexOf("unfold-more") > -1){
                      t.setAttribute("icon", "expand-less");
                      t.setAttribute("title", ln["sortAscending_" + ln["localization"]]);
                      var orders = this.orders.filter(function (el) { return el.field !== field; });
                      orders.unshift({"field": field, "operation": "ASC"});
                      this.orders = this._copy(orders);
                  }
                  else if(icon.indexOf("expand-less") > -1){
                      t.setAttribute("icon", "expand-more");
                      t.setAttribute("title", ln["sortDescending_" + ln["localization"]]);
                      var orders = this.orders.filter(function (el) { return el.field !== field; });
                      orders.unshift({"field": field, "operation": "DESC"});
                      this.orders = this._copy(orders);
                  }
                  else if(icon.indexOf("expand-more") > -1){
                      t.setAttribute("icon", "unfold-more");
                      t.setAttribute("title", ln["unsort_" + ln["localization"]]);
                      var orders = this.orders.filter(function (el) { return el.field !== field; });
                      this.orders = this._copy(orders);
                  }
  
                  this.fireReady();
              },
  
              _resetOrders : function(){
                  var icons = this.$.inputs_series_container.querySelectorAll("paper-icon-button");
                  for (var i = 0; i < icons.length; i++){
                      icons[i].setAttribute("icon", "unfold-more");
                      icons[i].setAttribute("title", ln["unsort_" + ln["localization"]]);
                  }
                  this.orders = [];
              },
  
              _fieldName : function(field) {
                  return field.substring(field.lastIndexOf(",")+1, field.length);
              },
  
              _getLabelName: function(key) {
                  return ln[key + "_" +ln["localization"]];
              },
  
              _operationName: function(index) {
                  var key = this.functions[index];
                  return ln[key + "_" +ln["localization"]];
              },
  
              _calculateLabel: function() {
                  return ln["calculate" + "_" +ln["localization"]];
              },
  
              _copy : function(o) {
                  var out, v, key;
                  out = Array.isArray(o) ? new Array(o.length) : {};
                  for (key in o) {
                      v = o[key];
                      out[key] = (typeof v === "object") ? this._copy(v) : v;
                  }
                  return out;
              }
  
          });
  
      </script>
  
  </dom-module>