@ledgerhq/coin-hedera/lib-es/logic/getRewards.js

Ledger Hedera Coin integration

import { apiClient } from "../network/api";
/**
 * Fetch staking rewards for a given Hedera account.
 */
export async function getRewards(address, cursor) {
    const mirrorTransactions = await apiClient.getAccountTransactions({
        address,
        fetchAllPages: false,
        pagingToken: cursor ?? null,
        limit: 100,
        order: "desc",
    });
    const rewards = mirrorTransactions.transactions.reduce((acc, tx) => {
        const reward = tx.staking_reward_transfers.find(r => r.account === address);
        if (!reward)
            return acc;
        const timestamp = new Date(Number.parseInt(tx.consensus_timestamp.split(".")[0], 10) * 1000);
        acc.push({
            stake: address,
            asset: { type: "native" },
            amount: BigInt(reward.amount),
            receivedAt: timestamp,
            transactionHash: tx.transaction_hash,
        });
        return acc;
    }, []);
    return {
        items: rewards,
        ...(mirrorTransactions.nextCursor && { next: mirrorTransactions.nextCursor }),
    };
}
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