@ledgerhq/coin-algorand/lib-es/buildOptimisticOperation.js

Ledger Algorand Coin integration

import BigNumber from "bignumber.js";
import { FeeNotLoaded } from "@ledgerhq/errors";
import { encodeOperationId } from "@ledgerhq/coin-framework/operation";
export const buildOptimisticOperation = (account, transaction) => {
    const { spendableBalance, id, freshAddress, subAccounts } = account;
    const senders = [freshAddress];
    const recipients = [transaction.recipient];
    const { subAccountId, fees } = transaction;
    if (!fees) {
        throw new FeeNotLoaded();
    }
    const value = subAccountId
        ? fees
        : transaction.useAllAmount
            ? spendableBalance
            : transaction.amount.plus(fees);
    const type = subAccountId ? "FEES" : transaction.mode === "optIn" ? "OPT_IN" : "OUT";
    const op = {
        id: encodeOperationId(id, "", type),
        hash: "",
        type,
        value,
        fee: fees,
        blockHash: null,
        blockHeight: null,
        senders,
        recipients,
        accountId: id,
        date: new Date(),
        extra: {},
    };
    const tokenAccount = !subAccountId
        ? null
        : subAccounts && subAccounts.find(ta => ta.id === subAccountId);
    if (tokenAccount && subAccountId) {
        op.subOperations = [
            {
                id: `${subAccountId}--OUT`,
                hash: "",
                type: "OUT",
                value: transaction.useAllAmount ? tokenAccount.balance : transaction.amount,
                fee: new BigNumber(0),
                blockHash: null,
                blockHeight: null,
                senders,
                recipients,
                accountId: subAccountId,
                date: new Date(),
                extra: {},
            },
        ];
    }
    return op;
};
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