machankura/mempool
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Updates for general transaction and block fetching.

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This commit is contained in:
softsimon
2020-12-28 20:17:32 +07:00
parent bb28a56622
commit 3c0fa71a10
6 changed files with 77 additions and 56 deletions
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7
backend/src/api/bitcoin/electrum-api.ts
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@@ -8,6 +8,7 @@ import * as sha256 from 'crypto-js/sha256';
import * as hexEnc from 'crypto-js/enc-hex';
import BitcoinApi from './bitcoin-api';
import bitcoinBaseApi from './bitcoin-base.api';
import mempool from '../mempool';
class BitcoindElectrsApi extends BitcoinApi implements AbstractBitcoinApi {
private electrumClient: any;
@@ -27,6 +28,10 @@ class BitcoindElectrsApi extends BitcoinApi implements AbstractBitcoinApi {
}
async $getRawTransaction(txId: string, skipConversion = false, addPrevout = false): Promise<IEsploraApi.Transaction> {
const txInMempool = mempool.getMempool()[txId];
if (txInMempool && addPrevout) {
return this.$addPrevouts(txInMempool);
}
const transaction: IBitcoinApi.Transaction = await this.electrumClient.blockchain_transaction_get(txId, true);
if (!transaction) {
throw new Error('Unable to get transaction: ' + txId);
@@ -93,7 +98,7 @@ class BitcoindElectrsApi extends BitcoinApi implements AbstractBitcoinApi {
const history = await this.$getScriptHashHistory(addressInfo.scriptPubKey);
const transactions: IEsploraApi.Transaction[] = [];
for (const h of history) {
const tx = await this.$getRawTransaction(h.tx_hash);
const tx = await this.$getRawTransaction(h.tx_hash, false, true);
if (tx) {
transactions.push(tx);
}