ghost-portal/packages/react-components/src/StakingUnbonding.tsx
Jaco Greeff ebad8635f7
Adjust useCall options (#3430)
* Adjust useCall options

* Extract useCall options

* typo

* Apply suggestions from code review

* Adjust param creation in calls
2020-08-17 12:24:51 +02:00

89 lines
2.7 KiB
TypeScript

// Copyright 2017-2020 @polkadot/react-components authors & contributors
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
import { DeriveSessionProgress, DeriveStakingAccount, DeriveUnlocking } from '@polkadot/api-derive/types';
import BN from 'bn.js';
import React from 'react';
import styled from 'styled-components';
import { useApi, useCall } from '@polkadot/react-hooks';
import { BlockToTime, FormatBalance } from '@polkadot/react-query';
import { BN_ZERO, formatBalance, formatNumber } from '@polkadot/util';
import Icon from './Icon';
import Tooltip from './Tooltip';
import { useTranslation } from './translate';
interface Props {
className?: string;
stakingInfo?: DeriveStakingAccount;
}
function remainingBlocks (remainingEras: BN, { eraLength, eraProgress }: DeriveSessionProgress): BN {
return remainingEras
.subn(1)
.mul(eraLength)
.add(eraLength.sub(eraProgress));
}
function StakingUnbonding ({ className = '', stakingInfo }: Props): React.ReactElement<Props> | null {
const { api } = useApi();
const progress = useCall<DeriveSessionProgress>(api.derive.session.progress);
const { t } = useTranslation();
if (!stakingInfo?.unlocking || !progress) {
return null;
}
const filtered = stakingInfo.unlocking.filter(({ remainingEras, value }) => value.gtn(0) && remainingEras.gtn(0));
if (!filtered.length) {
return null;
}
const mapped = filtered.map((unlock): [DeriveUnlocking, BN] => [unlock, remainingBlocks(unlock.remainingEras, progress)]);
const total = mapped.reduce((total, [{ value }]) => total.add(value), BN_ZERO);
const trigger = `${stakingInfo.accountId.toHex()}-unlocking-trigger`;
return (
<div className={className}>
<Icon
icon='clock'
tooltip={trigger}
/>
<FormatBalance value={total} />
<Tooltip
text={mapped.map(([{ value }, blocks], index): React.ReactNode => (
<div
className='row'
key={index}
>
<div>{t<string>('Unbonding {{value}}, ', { replace: { value: formatBalance(value, { forceUnit: '-' }) } })}</div>
<div className='faded'>
<BlockToTime
blocks={blocks}
label={`${t<string>('{{blocks}} blocks', { replace: { blocks: formatNumber(blocks) } })}, `}
/>
</div>
</div>
))}
trigger={trigger}
/>
</div>
);
}
export default React.memo(styled(StakingUnbonding)`
white-space: nowrap;
.ui--Icon {
margin-left: 0;
margin-right: 0.25rem;
}
.ui--FormatBalance {
display: inline-block;
}
`);