| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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. |
| */ |
| |
| /** Plugin for Charts JS to print 'No data to display' if there is no data for chart. */ |
| Chart.plugins.register({ |
| afterDraw: function (chart) { |
| if (chart.data.datasets.length === 0 || chart.data.datasets.every(val => val.data.length === 0)) { |
| // No data is present |
| var ctx = chart.chart.ctx; |
| var width = chart.chart.width; |
| var height = chart.chart.height; |
| |
| ctx.save(); |
| ctx.textAlign = 'center'; |
| ctx.textBaseline = 'middle'; |
| ctx.font = "16px normal 'Helvetica Nueue'"; |
| ctx.fillText('No data to display', width / 2, height / 2); |
| ctx.restore(); |
| } |
| } |
| }); |
| |
| /** Sorts array. */ |
| function sortByKeyDesc(array, key) { |
| return array.sort(function (a, b) { |
| var x = a[key]; |
| var y = b[key]; |
| |
| return ((x > y) ? -1 : ((x < y) ? 1 : 0)); |
| }); |
| } |
| |
| /** Sorts array. */ |
| function sortByKeyAsc(array, key) { |
| return array.sort(function (a, b) { |
| var x = a[key]; |
| var y = b[key]; |
| |
| return ((x < y) ? -1 : ((x > y) ? 1 : 0)); |
| }); |
| } |
| |
| /** Builds bootstrap-select for caches. */ |
| function buildSelectCaches(el, onSelect) { |
| el.append('<option data-content="<b>All caches</b>" value="total"/>'); |
| |
| var caches = REPORT_DATA.clusterInfo.caches; |
| |
| if (caches.length === 0) |
| return; |
| |
| $.each(caches, function (idx, cache) { |
| var name = cache.name === undefined || cache.name == null ? cache.id : cache.name; |
| |
| el.append('<option data-content="' + name + '" value="' + cache.id + '"/>'); |
| }); |
| |
| el.on('changed.bs.select', onSelect); |
| } |
| |
| /** Builds bootstrap-select for nodes. */ |
| function buildSelectNodes(el, onSelect) { |
| el.append('<option data-content="<b>All nodes</b>" value="total"/>'); |
| |
| var nodes = REPORT_DATA.clusterInfo.nodes; |
| |
| $.each(nodes, (nodeId, node) => { |
| el.append('<option data-content="' + node.id + '" value="' + node.id + '"/>'); |
| }); |
| |
| el.on('changed.bs.select', onSelect); |
| } |