Jaco
9c224f5076
* Use .js imports in src * Revert node/test/node -> node/test/node.d.ts (for now) * util-crypto * Additional * Adjust tsconfig aliases * Bump dev
73 lines
2.2 KiB
TypeScript
73 lines
2.2 KiB
TypeScript
// Copyright 2017-2023 @polkadot/networks authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { KnownSubstrate, Network, SubstrateNetwork } from './types.js';
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import knownSubstrate from '@substrate/ss58-registry';
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import { knownGenesis, knownIcon, knownLedger, knownTestnet } from './defaults/index.js';
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// These are known prefixes that are not sorted
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const UNSORTED = [0, 2, 42];
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const TESTNETS = ['testnet'];
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function toExpanded (o: KnownSubstrate): SubstrateNetwork {
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const network = o.network || '';
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const nameParts = network.replace(/_/g, '-').split('-');
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const n = o as SubstrateNetwork;
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// ledger additions
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n.slip44 = knownLedger[network];
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n.hasLedgerSupport = !!n.slip44;
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// general items
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n.genesisHash = knownGenesis[network] || [];
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n.icon = knownIcon[network] || 'substrate';
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// filtering
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n.isTestnet = !!knownTestnet[network] || TESTNETS.includes(nameParts[nameParts.length - 1]);
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n.isIgnored = n.isTestnet || (
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!(
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o.standardAccount &&
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o.decimals && o.decimals.length &&
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o.symbols && o.symbols.length
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) &&
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o.prefix !== 42
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);
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return n;
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}
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function filterSelectable ({ genesisHash, prefix }: Network): boolean {
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return !!genesisHash.length || prefix === 42;
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}
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function filterAvailable (n: SubstrateNetwork): n is Network {
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return !n.isIgnored && !!n.network;
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}
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function sortNetworks (a: Network, b: Network): number {
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const isUnSortedA = UNSORTED.includes(a.prefix);
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const isUnSortedB = UNSORTED.includes(b.prefix);
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return isUnSortedA === isUnSortedB
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? isUnSortedA
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? 0
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: a.displayName.localeCompare(b.displayName)
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: isUnSortedA
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? -1
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: 1;
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}
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// This is all the Substrate networks with our additional information
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export const allNetworks = knownSubstrate.map(toExpanded);
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// The list of available/claimed prefixes
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// - no testnets
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// - we only include those where we have a standardAccount
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// - sort by name, however we keep 0, 2, 42 first in the list
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export const availableNetworks = allNetworks.filter(filterAvailable).sort(sortNetworks);
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// A filtered list of those chains we have details about (genesisHashes)
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export const selectableNetworks = availableNetworks.filter(filterSelectable);
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