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HACK for Polkadot old/new DOTs (#3402)

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* HACK for Polkadot old/new DOTs

* Format M balances
This commit is contained in:
Jaco Greeff 2020-08-12 14:20:16 +02:00 committed by GitHub
parent 56ac2ab739
commit 7bc5c314c4
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 18 additions and 14 deletions
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6
packages/apps-config/src/api/constants.ts
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@ -2,7 +2,9 @@
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
export const POLKADOT_GENESIS = '0x91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3';
export const POLKADOT_DENOM_BLOCK = 1248328;
import BN from 'bn.js';
export const KUSAMA_GENESIS = '0xb0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe';
export const POLKADOT_GENESIS = '0x91b171bb158e2d3848fa23a9f1c25182fb8e20313b2c1eb49219da7a70ce90c3';
export const POLKADOT_DENOM_BLOCK = new BN(1248328);

17
packages/react-api/src/Api.tsx
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@ -11,7 +11,7 @@ import store from 'store';
import ApiPromise from '@polkadot/api/promise';
import { setDeriveCache, deriveMapCache } from '@polkadot/api-derive/util';
import { typesChain, typesSpec } from '@polkadot/apps-config/api';
// import { POLKADOT_DENOM_BLOCK, POLKADOT_GENESIS } from '@polkadot/apps-config/api/constants';
import { POLKADOT_DENOM_BLOCK, POLKADOT_GENESIS } from '@polkadot/apps-config/api/constants';
import { web3Accounts, web3Enable } from '@polkadot/extension-dapp';
import { WsProvider } from '@polkadot/rpc-provider';
import { StatusContext } from '@polkadot/react-components/Status';
@ -69,7 +69,7 @@ function getDevTypes (): Record<string, Record<string, string>> {
}
async function retrieve (api: ApiPromise): Promise<ChainData> {
const [, chainProperties, systemChain, systemChainType, systemName, systemVersion, injectedAccounts] = await Promise.all([
const [bestHeader, chainProperties, systemChain, systemChainType, systemName, systemVersion, injectedAccounts] = await Promise.all([
api.rpc.chain.getHeader(),
api.rpc.system.properties(),
api.rpc.system.chain(),
@ -96,16 +96,15 @@ async function retrieve (api: ApiPromise): Promise<ChainData> {
]);
// HACK Horrible hack to try and give some window to the DOT denomination
// const bestNumber = bestHeader.number.toBn();
// const properties = api.genesisHash.eq(POLKADOT_GENESIS)
// ? bestNumber.gten(POLKADOT_DENOM_BLOCK)
// ? registry.createType('ChainProperties', { ...chainProperties, tokenDecimals: 10, tokenSymbol: 'New DOT' })
// : registry.createType('ChainProperties', { ...chainProperties, tokenDecimals: 12, tokenSymbol: 'DOT (old)' })
// : chainProperties;
const properties = api.genesisHash.eq(POLKADOT_GENESIS)
? bestHeader.number.toBn().gte(POLKADOT_DENOM_BLOCK)
? registry.createType('ChainProperties', { ...chainProperties, tokenDecimals: 10, tokenSymbol: 'New DOT' })
: registry.createType('ChainProperties', { ...chainProperties, tokenDecimals: 12, tokenSymbol: 'DOT (old)' })
: chainProperties;
return {
injectedAccounts,
properties: chainProperties,
properties,
systemChain: (systemChain || '<unknown>').toString(),
systemChainType,
systemName: systemName.toString(),

9
packages/react-query/src/FormatBalance.tsx
View File

@ -30,8 +30,11 @@ function format (value: Compact<any> | BN | string, currency: string | null, wit
const isShort = _isShort || (withSi && prefix.length >= K_LENGTH);
if (prefix.length > M_LENGTH) {
// TODO Format with balance-postfix
return `${formatBalance(value, { withUnit: !!currency })}${labelPost || ''}`;
const [major, rest] = formatBalance(value, { withUnit: !!currency }).split('.');
const minor = rest.substr(0, 3);
const unit = rest.substr(3);
return <>{major}.<span className='ui--FormatBalance-postfix'>{minor}</span>{unit}{labelPost || ''}</>;
}
return <>{`${prefix}${isShort ? '' : '.'}`}{!isShort && (<><span className='ui--FormatBalance-postfix'>{`000${postfix || ''}`.slice(-3)}</span></>)}{`${currency ? ` ${currency}` : ''}${labelPost || ''}`}</>;
@ -76,7 +79,7 @@ export default React.memo(styled(FormatBalance)`
> .ui--FormatBalance-postfix {
font-weight: 100;
opacity: 0.75;
opacity: 0.7;
vertical-align: baseline;
}
}