@macalinao/grill/dist/utils/poll-confirm-transaction.js

Modern Solana development kit for React applications with automatic account batching, caching, and transaction notifications

import { getConfirmedTransaction } from "./get-confirmed-transaction.js";
/**
 * Polls for transaction confirmation status.
 *
 * @param options - Options for polling transaction confirmation
 * @returns Promise that resolves when transaction is confirmed or times out
 * @throws Error if transaction fails on-chain or expires
 */
export async function pollConfirmTransaction({ signature, lastValidBlockHeight, rpc, maxRetries = 30, retryInterval = 1000, }) {
    let confirmed = false;
    let confirmationError = null;
    let retries = 0;
    while (retries < maxRetries) {
        try {
            const signatureStatus = await rpc
                .getSignatureStatuses([signature])
                .send();
            if (signatureStatus.value[0]) {
                const status = signatureStatus.value[0];
                if (status.confirmationStatus === "confirmed" ||
                    status.confirmationStatus === "finalized") {
                    confirmed = true;
                    if (status.err) {
                        confirmationError = new Error("Transaction failed on-chain");
                    }
                    break;
                }
            }
            // Check if blockhash is still valid
            const blockHeight = await rpc.getBlockHeight().send();
            if (blockHeight > lastValidBlockHeight) {
                throw new Error("Transaction expired - blockhash no longer valid");
            }
            // Wait before next attempt
            await new Promise((resolve) => setTimeout(resolve, retryInterval));
            retries++;
        }
        catch (error) {
            console.error("Error checking transaction status:", error);
            throw error;
        }
    }
    if (!confirmed) {
        throw new Error("Transaction confirmation timeout");
    }
    if (confirmationError) {
        throw confirmationError;
    }
    // Get transaction details
    const transaction = await getConfirmedTransaction(rpc, signature);
    if (!transaction) {
        throw new Error("Transaction not found after confirmation");
    }
    return transaction;
}
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