@bigmi/core/dist/esm/transports/utxo.js

TypeScript library for Bitcoin apps.

import { RpcRequestError } from '../errors/request.js';
import { UrlRequiredError } from '../errors/transport.js';
import { createTransport } from '../factories/createTransport.js';
import { getHttpRpcClient } from './getHttpRpcClient.js';
import { getRpcProviderMethods } from './getRpcProviderMethods.js';
export function utxo(url, config = {}) {
    const { fetchOptions, key = 'utxo', name = 'UTXO HTTP API', onFetchRequest, onFetchResponse, retryDelay, apiKey, methods, } = config;
    return ({ chain, retryCount: retryCount_, timeout: timeout_ }) => {
        const retryCount = config.retryCount ?? retryCount_;
        const timeout = timeout_ ?? config.timeout ?? 10000;
        let url_ = url;
        if (config.includeChainToURL) {
            const chainName = chain?.name.replace(' ', '-').toLowerCase();
            url_ = `${url}${chainName ? `/${chainName}` : ''}`;
        }
        if (!url_) {
            throw new UrlRequiredError();
        }
        const client = getHttpRpcClient(url_, {
            fetchOptions,
            onRequest: onFetchRequest,
            onResponse: onFetchResponse,
            timeout,
        });
        const rpcMethods = getRpcProviderMethods(key);
        return createTransport({
            key,
            name,
            methods,
            async request({ method, params }) {
                const body = { method, params };
                const methodHandler = rpcMethods?.[method];
                const { error, result } = await (methodHandler?.(client, { baseUrl: url_, apiKey }, params) ??
                    client.request({
                        body,
                    }));
                if (error) {
                    throw new RpcRequestError({
                        body,
                        error,
                        url: url_,
                    });
                }
                return result;
            },
            retryCount,
            retryDelay,
            timeout,
            type: 'http',
        }, {
            fetchOptions,
            url: url_,
        });
    };
}
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