df095c2829
* Staking updates * Bump API * So currentElected first in next up * Linting * Remove unused state entries
76 lines
2.2 KiB
TypeScript
76 lines
2.2 KiB
TypeScript
// Copyright 2017-2019 @polkadot/app-staking authors & contributors
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// This software may be modified and distributed under the terms
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// of the Apache-2.0 license. See the LICENSE file for details.
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import { DerivedStakingOnlineStatus } from '@polkadot/api-derive/types';
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import { I18nProps } from './types';
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import BN from 'bn.js';
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import React, { useEffect, useState } from 'react';
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import { formatNumber } from '@polkadot/util';
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import Badge from './Badge';
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import Icon from './Icon';
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import translate from './translate';
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interface Props extends I18nProps {
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isTooltip?: boolean;
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value: DerivedStakingOnlineStatus;
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}
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function OnlineStatus ({ className, value, isTooltip = false, t }: Props): React.ReactElement<Props> | null {
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const [{ hover, info, type }, setType] = useState<{ hover: React.ReactNode; info: React.ReactNode; type: 'online' | 'offline' | null }>({ hover: '', info: '', type: null });
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useEffect((): void => {
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const { online, offline } = value;
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let hover: React.ReactNode = '';
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let info: React.ReactNode = '';
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let type: 'online' | 'offline' | null = null;
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if (offline) {
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const count = offline.reduce((total, { count }): BN => total.add(count), new BN(0));
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const blockNumbers = offline.map(({ blockNumber }): string => `#${formatNumber(blockNumber)}`);
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info = count.toString();
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hover = t('Reported offline {{count}} times, last at {{blockNumber}}', {
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replace: {
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count,
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blockNumber: blockNumbers[blockNumbers.length - 1]
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}
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});
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type = 'offline';
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} else if (online && online.isOnline) {
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const blockNumber = value.online ? value.online.blockNumber : null;
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info = <Icon name='check' />;
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hover = blockNumber
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? t('Reported online at #{{blockNumber}}', {
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replace: {
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blockNumber: formatNumber(blockNumber)
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}
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})
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: t('Reported online in the current session');
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type = 'online';
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}
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setType({ hover, info, type });
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}, [value]);
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if (!type) {
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return null;
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}
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return (
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<Badge
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className={`ui--OnlineStatus ${className}`}
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hover={hover}
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info={info}
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isTooltip={isTooltip}
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type={type}
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/>
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);
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}
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export default translate(OnlineStatus);
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