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lift all explorer link generation logic to etherscan-link repo #43

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Merged
merged 1 commit into from
May 4, 2021
Merged

lift all explorer link generation logic to etherscan-link repo #43

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3 changes: 3 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,9 @@ const customtTokenTrackerLink = etherscanLink.createCustomTokenTrackerLink(token
const customAccountLink = etherscanLink.createCustomAccountLink(account, customNetworkUrl)

const customExplorerLink = etherscanLink.createCustomExplorerLink(hash, customNetworkUrl)

// Generate custom or native block explorer link based on rcpPrefs
const blockExplorerLink = etherscanLink.getBlockExplorerUrlForTx(transaction, rcpPrefs)
```

## Running tests
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20 changes: 20 additions & 0 deletions src/explorer-link.ts
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Expand Up @@ -2,6 +2,16 @@ import { addPathToUrl } from './helpers';
import prefixForChain from './prefix-for-chain';
import prefixForNetwork from './prefix-for-network';

interface TransactionInterface {
hash: string;
chainId: string;
metamaskNetworkId: string;
}

interface RpcPrefsInterface {
blockExplorerUrl?: string;
}

export function createCustomExplorerLink(hash: string, customNetworkUrl: string): string {
const parsedUrl = addPathToUrl(customNetworkUrl, 'tx', hash);
return parsedUrl;
Expand All @@ -17,3 +27,13 @@ export function createExplorerLinkForChain(hash: string, chainId: string): strin
const prefix = prefixForChain(chainId);
return prefix === null ? '' : `https://${prefix}etherscan.io/tx/${hash}`;
}

export function getBlockExplorerUrlForTx(transaction: TransactionInterface, rpcPrefs: RpcPrefsInterface = {}) {
if (rpcPrefs.blockExplorerUrl) {
return createCustomExplorerLink(transaction.hash, rpcPrefs.blockExplorerUrl);
}
if (transaction.chainId) {
return createExplorerLinkForChain(transaction.hash, transaction.chainId);
}
return createExplorerLink(transaction.hash, transaction.metamaskNetworkId);
}