search.ko.js 4.8 KB

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  1. // Licensed to Cloudera, Inc. under one
  2. // or more contributor license agreements. See the NOTICE file
  3. // distributed with this work for additional information
  4. // regarding copyright ownership. Cloudera, Inc. licenses this file
  5. // to you under the Apache License, Version 2.0 (the
  6. // "License"); you may not use this file except in compliance
  7. // with the License. You may obtain a copy of the License at
  8. //
  9. // http://www.apache.org/licenses/LICENSE-2.0
  10. //
  11. // Unless required by applicable law or agreed to in writing, software
  12. // distributed under the License is distributed on an "AS IS" BASIS,
  13. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. // See the License for the specific language governing permissions and
  15. // limitations under the License.
  16. function magicLayout(vm) {
  17. loadLayout(vm, vm.initial.layout);
  18. $(document).trigger("magicLayout");
  19. }
  20. function loadLayout(viewModel, json_layout) {
  21. var _columns = [];
  22. $(json_layout).each(function (cnt, json_col) {
  23. var _rows = [];
  24. $(json_col.rows).each(function (rcnt, json_row) {
  25. var row = new Row([], viewModel);
  26. $(json_row.widgets).each(function (wcnt, widget) {
  27. row.addWidget(new Widget({
  28. size:widget.size,
  29. id: widget.id,
  30. name: widget.name,
  31. widgetType: widget.widgetType,
  32. properties: widget.properties,
  33. offset: widget.offset,
  34. loading: true,
  35. vm: viewModel
  36. }));
  37. });
  38. _rows.push(row);
  39. });
  40. var column = new Column(json_col.size, _rows);
  41. _columns = _columns.concat(column);
  42. });
  43. viewModel.columns(_columns);
  44. }
  45. // End dashboard lib
  46. var Query = function (vm, query) {
  47. var self = this;
  48. // current select
  49. self.qs = ko.mapping.fromJS([{'q': ''}]);
  50. self.fqs = ko.mapping.fromJS([{'q': ''}]);
  51. }
  52. var Dashboard = function (vm, dashboard) {
  53. // id from DB
  54. var self = this;
  55. self.facets = ko.observable(dashboard.facets);
  56. self.addFacet = function(data) {
  57. }
  58. }
  59. var TestViewModel = function (query_json, dashboard_json) {
  60. var self = this;
  61. self.isEditing = ko.observable(false);
  62. self.toggleEditing = function () {
  63. self.isEditing(! self.isEditing());
  64. };
  65. self.previewColumns = ko.observable("");
  66. self.columns = ko.observable([]);
  67. loadLayout(self, dashboard_json.layout);
  68. self.query = new Query(self, query_json);
  69. self.dashboard = new Dashboard(self, dashboard_json);
  70. self.results = ko.observableArray([]);
  71. self.results_facet = ko.observableArray([]);
  72. self.search = function (callback) {
  73. self.results.removeAll();
  74. var multiQs = $.map(self.dashboard.facets(), function(facet) {
  75. return $.post("/impala/query", {
  76. "query": ko.mapping.toJSON(self.query),
  77. "dashboard": ko.mapping.toJSON(self.dashboard),
  78. "layout": ko.mapping.toJSON(self.columns),
  79. "facet": ko.mapping.toJSON(facet),
  80. }, function (data) {return data});
  81. });
  82. $.when.apply($, [
  83. $.post("/impala/query", {
  84. "query": ko.mapping.toJSON(self.query),
  85. "dashboard": ko.mapping.toJSON(self.dashboard),
  86. "layout": ko.mapping.toJSON(self.columns),
  87. }, function (data) {
  88. if (data.status == 0) {
  89. $.each(data.data, function (index, row) {
  90. self.results.push(row);
  91. });
  92. } else {
  93. $(document).trigger("error", data.message);
  94. }
  95. })
  96. ].concat(multiQs)
  97. )
  98. .done(function() {
  99. if (arguments.length > 1) { // If multi queries
  100. for (var i = 1; i < arguments.length; i++) {
  101. var facet = arguments[i][0];
  102. removeFrom(self.results_facet, facet.id);
  103. self.results_facet.push(ko.mapping.fromJS(facet));
  104. }
  105. }
  106. })
  107. .fail(function (xhr, textStatus, errorThrown) {});
  108. };
  109. function removeFrom(collection, item_id) {
  110. $.each(collection(), function (index, item) {
  111. if (item.id() == item_id) {
  112. self.collection.remove(item);
  113. return false;
  114. }
  115. });
  116. }
  117. self.getFacetFromResult = function (facet_id) {
  118. var _facet = null;
  119. $.each(self.results_facet(), function (index, facet) {
  120. if (facet.id() == facet_id) {
  121. _facet = facet;
  122. return false;
  123. }
  124. });
  125. return _facet;
  126. }
  127. function bareWidgetBuilder(name, type){
  128. return new Widget({
  129. size: 12,
  130. id: UUID(),
  131. name: name,
  132. widgetType: type
  133. });
  134. }
  135. self.draggableResultset = ko.observable(bareWidgetBuilder("Grid Results", "resultset-widget"));
  136. self.draggablePie = ko.observable(bareWidgetBuilder("Pie Chart", "pie-widget"));
  137. };