Andrew Miller
5ae6dbfc3f
transaction.getInterchain / block.getInterchain take an optional
{ perChain?, chains? } that maps to prime-node's ?perChain=&chains= params.
Default (no options) returns one anchor per chain. Shared buildInterchainQuery
helper + InterchainOptions type, exported; jest-tested.
38 lines
1.3 KiB
TypeScript
38 lines
1.3 KiB
TypeScript
/**
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* Options + query builder for the interchain-trace endpoints
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* (transaction.getInterchain / block.getInterchain).
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*
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* Anchor proofs are chained, so by default the trace returns the first anchor
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* per public chain; these options change how many and which chains are returned.
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*/
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export interface InterchainOptions {
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/**
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* Max interchain anchors returned per public chain, earliest-first.
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* 1 = the first anchor per chain (the service default); 0 = all anchors.
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*/
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perChain?: number;
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/**
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* Interchain chain ids to include ("1" = ETH mainnet, "0" = BTC; testnet ids
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* differ). Omit to include every chain found.
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*/
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chains?: string[];
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}
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/**
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* Builds the "?perChain=...&chains=..." suffix for the interchain trace
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* endpoints. Returns "" when no options are set (the server then applies its
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* defaults: one anchor per chain, all chains).
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*/
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export function buildInterchainQuery(options?: InterchainOptions): string {
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if (!options) return '';
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const parts: string[] = [];
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if (options.perChain !== undefined) {
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parts.push(`perChain=${encodeURIComponent(String(options.perChain))}`);
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}
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if (options.chains && options.chains.length > 0) {
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parts.push(`chains=${options.chains.map(encodeURIComponent).join(',')}`);
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}
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return parts.length ? `?${parts.join('&')}` : '';
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}
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