131 lines
3.4 KiB
JavaScript
131 lines
3.4 KiB
JavaScript
import React, { Component } from 'react';
|
|
|
|
import { translate } from '../../base/i18n';
|
|
|
|
/**
|
|
* React component for displaying total time elapsed. Converts a total count of
|
|
* milliseconds into a more humanized form: "# hours, # minutes, # seconds".
|
|
* With a time of 0, "0s" will be displayed.
|
|
*
|
|
* @extends Component
|
|
*/
|
|
class TimeElapsed extends Component {
|
|
/**
|
|
* TimeElapsed component's property types.
|
|
*
|
|
* @static
|
|
*/
|
|
static propTypes = {
|
|
/**
|
|
* The function to translate human-readable text.
|
|
*/
|
|
t: React.PropTypes.func,
|
|
|
|
/**
|
|
* The milliseconds to be converted into a human-readable format.
|
|
*/
|
|
time: React.PropTypes.number
|
|
};
|
|
|
|
/**
|
|
* Implements React's {@link Component#render()}.
|
|
*
|
|
* @inheritdoc
|
|
* @returns {ReactElement}
|
|
*/
|
|
render() {
|
|
const { time } = this.props;
|
|
const hours = _getHoursCount(time);
|
|
const minutes = _getMinutesCount(time);
|
|
const seconds = _getSecondsCount(time);
|
|
const timeElapsed = [];
|
|
|
|
if (hours) {
|
|
const hourPassed
|
|
= this._createTimeDisplay(hours, 'speakerStats.hours', 'hours');
|
|
|
|
timeElapsed.push(hourPassed);
|
|
}
|
|
|
|
if (hours || minutes) {
|
|
const minutesPassed
|
|
= this._createTimeDisplay(
|
|
minutes,
|
|
'speakerStats.minutes',
|
|
'minutes');
|
|
|
|
timeElapsed.push(minutesPassed);
|
|
}
|
|
|
|
const secondsPassed
|
|
= this._createTimeDisplay(
|
|
seconds,
|
|
'speakerStats.seconds',
|
|
'seconds');
|
|
|
|
timeElapsed.push(secondsPassed);
|
|
|
|
return (
|
|
<div>
|
|
{ timeElapsed }
|
|
</div>
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns a ReactElement to display the passed in count and a count noun.
|
|
*
|
|
* @private
|
|
* @param {number} count - The number used for display and to check for
|
|
* count noun plurality.
|
|
* @param {string} countNounKey - Translation key for the time's count noun.
|
|
* @param {string} countType - What is being counted. Used as the element's
|
|
* key for react to iterate upon.
|
|
* @returns {ReactElement}
|
|
*/
|
|
_createTimeDisplay(count, countNounKey, countType) {
|
|
const { t } = this.props;
|
|
|
|
return (
|
|
<span key = { countType } >
|
|
{ t(countNounKey, { count }) }
|
|
</span>
|
|
);
|
|
}
|
|
}
|
|
|
|
export default translate(TimeElapsed);
|
|
|
|
/**
|
|
* Counts how many whole hours are included in the given time total.
|
|
*
|
|
* @param {number} milliseconds - The millisecond total to get hours from.
|
|
* @private
|
|
* @returns {number}
|
|
*/
|
|
function _getHoursCount(milliseconds) {
|
|
return Math.floor(milliseconds / (60 * 60 * 1000));
|
|
}
|
|
|
|
/**
|
|
* Counts how many whole minutes are included in the given time total.
|
|
*
|
|
* @param {number} milliseconds - The millisecond total to get minutes from.
|
|
* @private
|
|
* @returns {number}
|
|
*/
|
|
function _getMinutesCount(milliseconds) {
|
|
return Math.floor(milliseconds / (60 * 1000) % 60);
|
|
}
|
|
|
|
/**
|
|
* Counts how many whole seconds are included in the given time total.
|
|
*
|
|
* @param {number} milliseconds - The millisecond total to get seconds from.
|
|
* @private
|
|
* @returns {number}
|
|
*/
|
|
function _getSecondsCount(milliseconds) {
|
|
return Math.floor(milliseconds / 1000 % 60);
|
|
}
|