| /* |
| * 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. |
| */ |
| |
| export class DateUtils { |
| public static diffBetweenDatesInHours(dateString: number): number { |
| const currentDate = new Date(); |
| const creationDate = new Date(dateString); |
| |
| let hourDifference = 0; |
| hourDifference = Math.round(Math.abs(currentDate.getTime() - creationDate.getTime()) / 36e5); |
| |
| return hourDifference; |
| } |
| |
| public getQuarterRange() { |
| const currentMonth = new Date().getMonth(); |
| const yyyy = new Date().getFullYear(); |
| const start = (Math.floor(currentMonth / 3) * 3 ) + 1, |
| end = start + 3, |
| startDate = new Date(start + '-01-' + yyyy); |
| let endDate = end > 12 ? new Date('01-01-' + (yyyy + 1)) : new Date(end + '-01-' + (yyyy)); |
| |
| endDate = new Date((endDate.getTime()) - 1); |
| console.log('startDate =', startDate, 'endDate =', endDate); |
| } |
| } |