ui/src/frontend/widgets/timestamp.ts

// Copyright (C) 2023 The Android Open Source Project
//
// Licensed 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.

import m from 'mithril';

import {Timecode, toDomainTime} from '../../common/time';
import {copyToClipboard} from '../clipboard';
import {Icons} from '../semantic_icons';
import {TPTimestamp} from '../sql_types';

import {Button} from './button';
import {MenuItem, PopupMenu2} from './menu';

// import {MenuItem, PopupMenu2} from './menu';

interface TimestampAttrs {
  // The timestamp to print, this should be the absolute, raw timestamp as
  // found in trace processor.
  ts: TPTimestamp;
}

export class Timestamp implements m.ClassComponent<TimestampAttrs> {
  view({attrs}: m.Vnode<TimestampAttrs>) {
    const {ts} = attrs;
    return m(
        'span.pf-timecode',
        renderTimecode(ts),
        m(
            PopupMenu2,
            {
              trigger: m(Button, {
                icon: Icons.ContextMenu,
                compact: true,
                minimal: true,
              }),
            },
            m(MenuItem, {
              icon: Icons.Copy,
              label: `Copy raw value`,
              onclick: () => {
                copyToClipboard(ts.toString());
              },
            }),
            ),
    );
  }
}

export function renderTimecode(ts: TPTimestamp): m.Children {
  const relTime = toDomainTime(ts);
  const {dhhmmss, millis, micros, nanos} = new Timecode(relTime);
  return [
    m('span.pf-timecode-hms', dhhmmss),
    '.',
    m('span.pf-timecode-millis', millis),
    m('span.pf-timecode-micros', micros),
    m('span.pf-timecode-nanos', nanos),
  ];
}