@ledgerhq/coin-canton/lib-es/api/index.js

Canton coin integration

import coinConfig from "../config";
import { broadcast, combine, craftTransaction, estimateFees, getBalance, getNextValidSequence, lastBlock, listOperations, } from "../common-logic";
import BigNumber from "bignumber.js";
export function createApi(config) {
    coinConfig.setCoinConfig(() => ({ ...config, status: { type: "active" } }));
    return {
        broadcast,
        combine,
        craftTransaction: craft,
        estimateFees: estimate,
        getBalance,
        lastBlock,
        listOperations,
        getBlock(_height) {
            throw new Error("getBlock is not supported");
        },
        getBlockInfo(_height) {
            throw new Error("getBlockInfo is not supported");
        },
    };
}
async function craft(transactionIntent) {
    const nextSequenceNumber = await getNextValidSequence(transactionIntent.sender);
    const tx = await craftTransaction({ address: transactionIntent.sender, nextSequenceNumber }, {
        recipient: transactionIntent.recipient,
        amount: new BigNumber(transactionIntent.amount.toString()),
    });
    return tx.serializedTransaction;
}
async function estimate(transactionIntent) {
    const { serializedTransaction } = await craftTransaction({ address: transactionIntent.sender }, {
        recipient: transactionIntent.recipient,
        amount: new BigNumber(transactionIntent.amount.toString()),
    });
    const value = await estimateFees(serializedTransaction);
    return { value };
}
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