Files
AutistMask/src/shared/networks.js
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chore: remove dead exports and share copied view helpers (closes #168)
AddressDetail and AddressToken defined their own isoDate() and
timeAgo(), hiding the shared pair in helpers.js, so a fix there would
not have reached them. The copies were identical and are deleted;
blockieHtml() and tokenLabel(), each defined twice, move to helpers.js.
A new test shows the history rows and the transaction detail view
write the time with the shared pair.

Deleted as never called: explorerLink(), ETHEREUM_SEPOLIA_CHAIN_ID,
getWalletValue() and getTotalValue() with their tests. Home's "Total:"
is the active address's total, as README.md already says.
addressColor() and etherscanAddressUrl() are no longer exported.

Model: opus-5-5
2026-10-05 06:09:52 +00:00

97 lines
3.3 KiB
JavaScript

// Network definitions for supported Ethereum networks.
// Each network specifies its chain ID, default RPC and Blockscout endpoints,
// and the block explorer base URL used for address/tx/token/block links.
const NETWORKS = {
mainnet: {
id: "mainnet",
name: "Ethereum Mainnet",
chainId: "0x1",
networkVersion: "1",
nativeCurrency: "ETH",
defaultRpcUrl: "https://ethereum-rpc.publicnode.com",
defaultBlockscoutUrl: "https://eth.blockscout.com/api/v2",
explorerUrl: "https://etherscan.io",
isTestnet: false,
},
sepolia: {
id: "sepolia",
name: "Sepolia Testnet",
chainId: "0xaa36a7",
networkVersion: "11155111",
nativeCurrency: "SepoliaETH",
defaultRpcUrl: "https://ethereum-sepolia-rpc.publicnode.com",
defaultBlockscoutUrl: "https://eth-sepolia.blockscout.com/api/v2",
explorerUrl: "https://sepolia.etherscan.io",
isTestnet: true,
},
};
const SUPPORTED_CHAIN_IDS = new Set(
Object.values(NETWORKS).map((n) => n.chainId),
);
// Thrown rather than defaulted. An id this build does not know used to answer
// with MAINNET, so a stored `{networkId:"base"}` rendered the selector as
// Ethereum Mainnet with no banner and answered eth_chainId 0x1, while rpcUrl
// still pointed at Base — the wallet telling the user and the page one chain
// while transacting on another. Nothing in this codebase has an unknown id to
// offer: stored state is validated against this table before it is loaded
// (src/shared/stateSchema.js), and every other caller passes an id it took
// from here. So an unknown id is a defect, and it says so, the same way
// getProvider() (src/shared/balances.js) already refuses one.
class UnknownNetworkError extends Error {
constructor(id) {
super(
"AutistMask does not know the network " +
JSON.stringify(id) +
"; it supports " +
Object.keys(NETWORKS).join(", "),
);
this.name = "UnknownNetworkError";
this.networkId = id;
}
}
// Own properties only: NETWORKS inherits from Object.prototype, so
// NETWORKS["constructor"] and NETWORKS["__proto__"] both answer with something
// truthy that is not a network. A stored id is untrusted input, and this is
// the test the validator uses to decide whether it may be adopted at all.
function isKnownNetworkId(id) {
return (
typeof id === "string" &&
Object.prototype.hasOwnProperty.call(NETWORKS, id)
);
}
function networkById(id) {
if (!isKnownNetworkId(id)) throw new UnknownNetworkError(id);
return NETWORKS[id];
}
function networkByChainId(chainId) {
for (const net of Object.values(NETWORKS)) {
if (net.chainId === chainId) return net;
}
return null;
}
// The native currency of the network with this chain id. A transaction's
// value and fee are labelled with the one of the chain the transaction is on,
// which need not be the active network. `ETH` when the chain id is missing or
// no network here has it.
function nativeCurrencyByChainId(chainId) {
const network = networkByChainId(chainId);
return network ? network.nativeCurrency : "ETH";
}
module.exports = {
NETWORKS,
SUPPORTED_CHAIN_IDS,
UnknownNetworkError,
isKnownNetworkId,
networkById,
networkByChainId,
nativeCurrencyByChainId,
};