go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/milo/ui/src/bisection/tools/timestamp_formatters.ts (about)

     1  // Copyright 2023 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  import dayjs from 'dayjs';
    16  import advancedFormat from 'dayjs/plugin/advancedFormat';
    17  import duration from 'dayjs/plugin/duration';
    18  import timezone from 'dayjs/plugin/timezone';
    19  import utc from 'dayjs/plugin/utc';
    20  
    21  dayjs.extend(duration);
    22  dayjs.extend(utc);
    23  dayjs.extend(timezone);
    24  dayjs.extend(advancedFormat);
    25  
    26  export function getFormattedDuration(start?: string, end?: string): string {
    27    if (!start || !end) {
    28      return '';
    29    }
    30  
    31    const startTime = dayjs(start);
    32    const endTime = dayjs(end);
    33  
    34    if (endTime < startTime) {
    35      return '';
    36    }
    37  
    38    const diff = dayjs.duration(endTime.diff(startTime));
    39    return diff.format('HH:mm:ss');
    40  }
    41  
    42  export function getFormattedTimestamp(datetime?: string): string {
    43    if (!datetime) {
    44      return '';
    45    }
    46  
    47    return dayjs(datetime).format('HH:mm:ss ddd, MMM DD YYYY z');
    48  }