packages/page-staking2/src/Pools/Pools.tsx
// Copyright 2017-2024 @polkadot/app-staking authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { BN } from '@polkadot/util';
import type { OwnPool, Params } from './types.js';
import React, { useMemo, useRef, useState } from 'react';
import { Button, Table, ToggleGroup } from '@polkadot/react-components';
import { arrayFlatten } from '@polkadot/util';
import { useTranslation } from '../translate.js';
import Create from './Create.js';
import Pool from './Pool.js';
import useMembers from './useMembers.js';
interface Props {
className?: string;
ids?: BN[];
ownPools?: OwnPool[];
params: Params;
}
function Pools ({ className, ids, ownPools, params }: Props): React.ReactElement<Props> {
const { t } = useTranslation();
const membersMap = useMembers();
const [typeIndex, setTypeIndex] = useState(() => ownPools?.length ? 0 : 1);
const ownAccounts = useMemo(
() => ownPools && arrayFlatten(ownPools.map(({ members }) => Object.keys(members))),
[ownPools]
);
const noCreate = useMemo(
() => !ids || (!!params.maxPools && (ids.length > params.maxPools)),
[ids, params]
);
const filtered = useMemo(
() => ownPools && ids
? typeIndex
? ids
: ids.filter((id) => ownPools.some(({ poolId }) => id.eq(poolId)))
: undefined,
[ids, ownPools, typeIndex]
);
const header = useMemo<[React.ReactNode?, string?, number?][]>(
() => [
[t('pools'), 'start', 2],
[t('state'), 'media--1100'],
[t('points')],
[t('claimable'), 'media--1400'],
[undefined, undefined, 3]
],
[t]
);
const poolTypes = useRef([
{ text: t('Own pools'), value: 'mine' },
{ text: t('All pools'), value: 'all' }
]);
return (
<>
<Button.Group>
<ToggleGroup
onChange={setTypeIndex}
options={poolTypes.current}
value={typeIndex}
/>
<Create
isDisabled={noCreate}
ownAccounts={ownAccounts}
params={params}
/>
</Button.Group>
<Table
className={className}
empty={membersMap && filtered && t('No available nomination pools')}
emptySpinner={t('Retrieving nomination pools')}
header={header}
>
{membersMap && filtered?.map((poolId) => (
<Pool
key={poolId.toString()}
members={membersMap[poolId.toString()]}
ownAccounts={ownAccounts}
params={params}
poolId={poolId}
/>
))}
</Table>
</>
);
}
export default React.memo(Pools);