@ledgerhq/coin-multiversx/lib-es/encode.js

Ledger MultiversX Coin integration

import { decodeTokenAccountId } from "@ledgerhq/coin-framework/account";
import { extractTokenId } from "./logic";
export class MultiversXEncodeTransaction {
    static ESDTTransfer(t, ta) {
        const { token } = decodeTokenAccountId(ta.id);
        const tokenIdentifierHex = token && extractTokenId(token.id);
        let amountHex = t.useAllAmount ? ta.balance.toString(16) : t.amount.toString(16);
        //hex amount length must be even so protocol would treat it as an ESDT transfer
        if (amountHex.length % 2 !== 0) {
            amountHex = "0" + amountHex;
        }
        return Buffer.from(`ESDTTransfer@${tokenIdentifierHex}@${amountHex}`).toString("base64");
    }
    static delegate() {
        return Buffer.from(`delegate`).toString("base64");
    }
    static claimRewards() {
        return Buffer.from(`claimRewards`).toString("base64");
    }
    static withdraw() {
        return Buffer.from(`withdraw`).toString("base64");
    }
    static reDelegateRewards() {
        return Buffer.from(`reDelegateRewards`).toString("base64");
    }
    static unDelegate(t) {
        let amountHex = t.amount.toString(16);
        //hex amount length must be even
        if (amountHex.length % 2 !== 0) {
            amountHex = "0" + amountHex;
        }
        return Buffer.from(`unDelegate@${amountHex}`).toString("base64");
    }
}
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