@ledgerhq/coin-tezos/lib-es/logic/getBlockInfo.js

Tezos Coin integration

// SPDX-FileCopyrightText: © 2026 LEDGER SAS
// SPDX-License-Identifier: Apache-2.0
import { createTzktApi } from '../network';
/**
 * Returns lightweight metadata for a Tezos block at the given level.
 *
 * Fetches the block and its predecessor in parallel so that `BlockInfo.parent`
 * is always populated without adding serial latency.
 */
export async function getBlockInfo(context, height) {
    if (!Number.isSafeInteger(height) || height <= 0) {
        throw new Error(`getBlockInfo: height must be a positive integer, got ${height}`);
    }
    const config = await context.config();
    const tzkt = createTzktApi(config);
    const [block, parentBlock] = await Promise.all([
        tzkt.getBlockByLevel(height),
        tzkt.getBlockByLevel(height - 1),
    ]);
    return {
        height: block.level,
        hash: block.hash,
        time: new Date(block.timestamp),
        parent: { height: parentBlock.level, hash: parentBlock.hash },
    };
}
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