Skip to content

Expose useChainInfo (re-use of some info for signer) #2460

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
jacogr merged 1 commit into from
Mar 26, 2020
Merged

Expose useChainInfo (re-use of some info for signer) #2460

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
23 changes: 6 additions & 17 deletions packages/page-settings/src/Extensions.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3,17 +3,16 @@
// of the Apache-2.0 license. See the LICENSE file for details.

import React, { useCallback, useMemo, useState } from 'react';
import { getChainTypes } from '@polkadot/apps-config/api';
import { getSystemIcon } from '@polkadot/apps-config/ui';
import { Button, Dropdown } from '@polkadot/react-components';
import { useApi, useToggle } from '@polkadot/react-hooks';
import { useToggle } from '@polkadot/react-hooks';

import { useTranslation } from './translate';
import useChainInfo from './useChainInfo';
import useExtensions from './useExtensions';

function Extensions (): React.ReactElement {
const { api, systemChain, systemName } = useApi();
const { t } = useTranslation();
const metaDef = useChainInfo();
const { extensions } = useExtensions();
const [selectedIndex, setSelectedIndex] = useState(0);
const [isBusy, toggleBusy] = useToggle();
Expand All @@ -23,26 +22,16 @@ function Extensions (): React.ReactElement {
);
const _updateMeta = useCallback(
(): void => {
if (extensions && extensions[selectedIndex]) {
if (metaDef && extensions?.[selectedIndex]) {
toggleBusy();

extensions[selectedIndex]
.update({
chain: systemChain,
genesisHash: api.genesisHash.toHex(),
icon: getSystemIcon(systemName),
metaCalls: Buffer.from(api.runtimeMetadata.asCallsOnly.toU8a()).toString('base64'),
specVersion: api.runtimeVersion.specVersion.toNumber(),
ss58Format: api.registry.chainSS58 || 42,
tokenDecimals: api.registry.chainDecimals || 12,
tokenSymbol: api.registry.chainToken || 'Unit',
types: getChainTypes(api.runtimeVersion.specName.toString(), systemChain)
})
.update(metaDef)
.catch(() => false)
.then(() => toggleBusy());
}
},
[api, extensions, selectedIndex, systemChain, systemName]
[extensions, metaDef, selectedIndex]
);

if (!options.length) {
Expand Down
34 changes: 34 additions & 0 deletions packages/page-settings/src/useChainInfo.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,34 @@
/* eslint-disable @typescript-eslint/no-empty-interface */
// Copyright 2017-2020 @polkadot/app-settings 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 { MetadataDef } from '@polkadot/extension-inject/types';

import { useEffect, useState } from 'react';
import { getChainTypes } from '@polkadot/apps-config/api';
import { getSystemIcon } from '@polkadot/apps-config/ui';
import { useApi } from '@polkadot/react-hooks';

interface ChainInfo extends MetadataDef {}
Copy link
Member Author

@jacogr jacogr Mar 26, 2020

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Probably want to add color in here, it seems like the only thing missing for the signer.


export default function useChainInfo (): ChainInfo | null {
const { api, isApiReady, systemChain, systemName } = useApi();
const [state, setState] = useState<MetadataDef | null>(null);

useEffect((): void => {
isApiReady && setState({
chain: systemChain,
genesisHash: api.genesisHash.toHex(),
icon: getSystemIcon(systemName),
metaCalls: Buffer.from(api.runtimeMetadata.asCallsOnly.toU8a()).toString('base64'),
specVersion: api.runtimeVersion.specVersion.toNumber(),
ss58Format: api.registry.chainSS58 || 42,
tokenDecimals: api.registry.chainDecimals || 12,
tokenSymbol: api.registry.chainToken || 'Unit',
types: getChainTypes(api.runtimeVersion.specName.toString(), systemChain)
});
}, [api, isApiReady, systemChain, systemName]);

return state;
}