@ledgerhq/coin-algorand/lib/logic.js

Ledger Algorand Coin integration

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.computeAlgoMaxSpendable = exports.isAmountValid = exports.recipientHasAsset = exports.ALGORAND_MIN_ACCOUNT_BALANCE = exports.ALGORAND_MAX_MEMO_SIZE = void 0;
const bignumber_js_1 = require("bignumber.js");
const api_1 = __importDefault(require("./api"));
exports.ALGORAND_MAX_MEMO_SIZE = 32;
exports.ALGORAND_MIN_ACCOUNT_BALANCE = 100000;
const recipientHasAsset = async (recipientAddress, assetId) => {
    const recipientAccount = await api_1.default.getAccount(recipientAddress);
    return recipientAccount.assets.map(a => a.assetId).includes(assetId);
};
exports.recipientHasAsset = recipientHasAsset;
const isAmountValid = async (recipientAddress, amount) => {
    const recipientAccount = await api_1.default.getAccount(recipientAddress);
    return recipientAccount.balance.isZero() ? amount.gte(exports.ALGORAND_MIN_ACCOUNT_BALANCE) : true;
};
exports.isAmountValid = isAmountValid;
const computeAlgoMaxSpendable = ({ accountBalance, nbAccountAssets, mode, }) => {
    const minBalance = computeMinimumAlgoBalance(mode, nbAccountAssets);
    const maxSpendable = accountBalance.minus(minBalance);
    return maxSpendable.gte(0) ? maxSpendable : new bignumber_js_1.BigNumber(0);
};
exports.computeAlgoMaxSpendable = computeAlgoMaxSpendable;
const computeMinimumAlgoBalance = (mode, nbAccountAssets) => {
    const base = 100000; // 0.1 algo = 100000 malgo
    const currentAssets = nbAccountAssets;
    const newAsset = mode === "optIn" ? 1 : 0;
    return new bignumber_js_1.BigNumber(base * (1 + currentAssets + newAsset));
};
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